SGH_i900_service_manual-spaces_ru
.pdf
Flow Chart of Troubleshooting
V_DC
C113 C114
C109
R102
R103 R104
C137 C138
R106
R108 R109
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C112 |
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TN |
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VBATT |
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RX4 |
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A |
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RX3 |
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WCDMA1 |
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RX2 |
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DCS|PCS_IN |
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RX1 |
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C131 |
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GSM_IN |
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PAM100 |
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MODE |
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BS2 |
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RSVD |
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28 |
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1 |
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BS1 |
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_TXEN |
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25 |
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29 GND |
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VAPC |
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DNG |
DNG |
DNG |
DNG |
DNG |
DNG |
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DNG |
DNG |
DNG |
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DNG |
DNG |
DNG DNG |
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9 |
11 |
21 |
31 |
41 |
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51 |
61 |
71 |
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81 |
91 |
02 |
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42 |
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R107
C156
C150
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ANT |
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1 |
1 |
1 |
1 |
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2 |
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2 |
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3 |
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4 |
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4 |
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ANT100 |
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ANT101 |
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RFS100 |
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G |
C |
A |
G |
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2 |
1 |
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C103 |
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R100 |
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L101 |
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L100 |
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C110 |
C111 |
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F100 |
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L102 |
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OUT |
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1 |
IN |
OUT |
4 |
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C121 |
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C122 |
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G |
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C118 |
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L103 |
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C119 |
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2 |
5 |
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C120 |
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F101 |
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L104 |
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1 |
IN |
OUT |
3 |
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R105 |
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G |
GOUT |
4 |
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C135 |
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C136 |
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L105 |
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F102 |
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3 |
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L106 |
1 |
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OUT |
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IN G |
GOUT |
4 |
C145 |
L108 |
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2 |
5 |
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L107 |
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F103 |
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L109 |
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OUT |
3 |
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1 |
IN |
OUT |
4 |
C155 |
L112 |
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G |
G |
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2 |
5 |
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L111 |
011CS
401CS
SC10 3
C162 |
601C |
241C |
931C 341C |
321C |
821C |
721C 921C |
431C 621C |
421C 141C 041C |
C125 C107 |
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L501 |
U306 C328 |
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325C |
C54 9 C53 7C53 8 |
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R11 1 |
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R101 |
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5C33 U51 2 U50 9 |
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361C671C R11C461 2 |
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C120 |
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701CS |
525C |
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C108 |
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C177 |
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1 0 1 C |
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871C C171 |
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U506 |
C524 |
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C173 |
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C105 |
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4C35 |
C54 0 |
C535 |
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C167 |
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C172 |
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U100 |
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001C |
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405L |
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C166 |
C159 |
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C1112 |
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115U |
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C116 |
C110 4 C1105 |
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411L C160 |
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R513 |
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C152 |
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C130 |
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1F40 |
011L |
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C115 |
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C680 |
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U705 |
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C133 |
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068U |
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C41 2 |
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C157 |
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C7011 SO201C8011C |
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C54 6 |
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C161 |
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C132 |
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C190 |
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F201 |
F101 |
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F001 |
711C |
6011C |
531R |
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C41 1 |
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561C |
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C51 9 R512 R50 9R43 0 |
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0 1 1 R |
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3111C |
4111C 741C |
641C |
441C |
L112 L108 |
C136 C122 |
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CS901 |
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C941 351C |
C841 |
91L0 111L |
201L 301L 401L 501L 01L6 701L |
501R |
651C |
831C 731C |
9011C901C |
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C323 |
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PAM101281C 381C 481C 451C |
961C |
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301F131C |
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C121 |
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C181C151 |
F10 5 |
C15 5C14 5 C135 |
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C120 |
C119 |
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C118 |
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C442 |
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C17 0 |
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C114 |
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R30 6 |
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C45 9 |
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C168 |
471C511L971C |
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01C2S |
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VR50TAB0030 15R 05R |
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C113 |
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1111C |
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UP001D |
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R103 |
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744C |
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PAM100 R106R108 |
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6 1 1 R |
R117 |
L11 6 |
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R107 |
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R118 |
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R109
R104
R102
ZD40 4
10-29
SAMSUNG Proprietary-Contents may change without notice
This Document can not be used without Samsung's authorization
Flow Chart of Troubleshooting
10-10. GSM900 Receiver
RX ON
Sector PWR=50dBm
PAM100 Pin8 |
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No |
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Resolder RFS100, C103, R100 |
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>= -60dBm |
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,L100 ,L101, C111 |
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Yes |
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Yes |
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No |
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Check PAM100 |
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F100 Pin 5 |
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Truth Table |
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Pin 1 : HIGH |
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Resolder or change PAM100 |
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>= -70dBm |
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Pin 27 : HIGH |
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Yes |
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Pin 28 : HIGH |
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U100 Pin 48,49 |
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No |
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Resolder or change F101 |
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>= -75dBm |
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,L104, L105, C136 |
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Yes
Change U100 & UCP200
10-30
SAMSUNG Proprietary-Contents may change without notice
This Document can not be used without Samsung's authorization
Flow Chart of Troubleshooting
V_DC
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C113 |
C114 |
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C109 |
RFOUT_DCS_PCS |
R102 |
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TRX_WCDMA2100 |
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R103 |
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R104 |
GSM_ANT_SEL1_N |
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GSM_ANT_SEL0_N |
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C137 |
C138 |
RFOUT_GCELL_EGSM |
R106 |
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R108 |
R109 |
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PAM_RAMP+ |
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C112 |
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26 |
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8 |
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4 |
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TN |
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VBATT |
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RX4 |
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A |
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RX3 |
5 |
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10 |
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6 |
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WCDMA1 |
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RX2 |
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21 |
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7 |
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DCS|PCS_IN |
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RX1 |
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C131 |
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23 |
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GSM_IN |
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PAM100 |
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MODE |
2 |
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27 |
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3 |
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BS2 |
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RSVD |
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28 |
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_TXEN |
1 |
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BS1 |
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25 |
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29 GND |
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DNG |
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DNG |
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VAPC |
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DNG |
DNG |
DNG |
DNG |
DNG |
DNG |
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DNG |
DNG |
91 |
DNG |
DNG DNG |
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9 |
11 |
21 |
31 |
41 |
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51 |
61 |
71 |
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81 |
02 |
22 |
42 |
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|
R107
C156
C150
|
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|
ANT |
|
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|
|
|
|
1 |
1 |
1 |
1 |
|
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2 |
2 |
2 |
2 |
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3 |
3 |
3 |
3 |
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4 |
4 |
4 |
4 |
|
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|
|
ANT100 |
|
|
ANT101 |
|
RFS100 |
|
|
|
|
|
|
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|
|
G |
C |
A |
G |
|
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|
4 |
3 |
2 |
1 |
|
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|
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|
|
C103 |
|
|
R100 |
|
|
L101 |
|
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|
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|
|
|
|
|
||
L100 |
|
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C110 |
C111 |
|
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|
||
|
|
|
|
F100 |
|
|
|
|
|
L102 |
|
|
|
|
|
OUT |
3 |
|
|
|
GSM850_RXM |
|
|
|
1 |
|
|
4 |
|
|
|
|
|
|
|
IN |
OUT |
|
C121 |
|
C122 |
||
|
|
|
|
G |
G |
|
|
|
||
C118 |
|
|
|
|
|
|
|
L103 |
||
C119 |
|
|
|
2 |
5 |
|
|
|
|
GSM850_RXP |
C120 |
|
|
|
|
|
|
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|
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|
|
F101 |
|
|
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|
|
L104 |
|
|
|
|
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OUT |
3 |
|
|
|
GSM_RXM |
|
|
|
1 |
|
|
|
|
|
||
|
|
|
IN |
4 |
|
C135 |
|
C136 |
||
R105 |
|
|
|
G |
GOUT |
|
|
|||
|
|
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L105 |
|
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2 |
5 |
|
|
|
|
GSM_RXP |
|
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|
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|
|
|
F102 |
|
3 |
|
|
|
L106 |
|
|
|
1 |
|
OUT |
|
|
|
DCS_RXM |
|
|
|
|
IN G |
GOUT |
4 |
|
C145 |
|
L108 |
|
|
|
|
|
2 |
5 |
|
|
|
|
L107 |
|
|
|
|
|
|
|
|
DCS_RXP |
||
|
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|
|
GSM_ANT_SEL2_N |
|
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F103 |
|
|
|
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L109 |
|
|
|
|
|
OUT |
3 |
|
|
|
|
|
|
|
1 |
|
|
4 |
|
|
|
PCS_RXM |
|
|
|
IN |
OUT |
|
C155 |
|
L112 |
||
|
|
|
|
G |
G |
|
|
|
||
|
|
|
|
|
|
|
|
|
||
|
|
|
|
2 |
5 |
|
|
|
|
L111 |
|
|
|
|
|
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|
|
|
PCS_RXP |
|
|
|
8 9 3 |
|
|
901 111 |
201 130 401 501 601 017 |
|
|
|
831C C9011901C |
901 |
|||
|
PAM101281C 381C 481C 4 |
961C |
|
F301131C |
|
F201 |
101F |
01F0 |
501R |
C651 |
C731 |
||||
|
|
5 |
C181C151 F10 5 |
|
|
|
|
6 0 1 1 C |
1 C 7 0 1 |
208011C 531R |
|
||||
|
|
|
C15 5C14 5 C135 |
C121 |
|
|
|
|
|
||||||
|
|
|
|
|
|
|
|
C120 |
C119 |
C118 |
|
|
|
|
|
401CS |
|
|
|
C17 0 |
|
|
|
|
|
|
|
|
|
C114 |
|
|
|
|
C168 |
471C511L971C |
|
|
|
|
|
|
|
201CS |
|||
|
|
|
|
|
|
|
|
|
|
C113 |
|||||
611R |
|
0111C081C 621L |
001PUD |
|
PAM100 R106R108 |
||||||||||
|
|
|
|
|
|
|
|
|
R103 |
||||||
|
|
R117 |
L11 6 |
|
|
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|
R107 |
|
|
|
|
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C150 |
|
||
|
|
R118 |
1111C |
|
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R109 |
|
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R104 |
|
|
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|
R102 |
|
|
|
|
|
SC11 6 |
|
|
001L |
|
|
|
|
|
|||
BOTHHOLE601 |
|
|
|
|
C11 2 C10 3 |
RFS10 0 |
|||||||||
|
|
|
011TNA |
|
|
001TNA |
|
111C |
|||||||
|
|
|
|
|
|
|
011CR10 0 |
|
|||||||
|
|
|
|
|
|
L10 1 |
|
||||||||
|
|
|
|
|
|
|
|
|
|
|
|
|
|
||
|
705 |
|
C51 9 R512 R50 9R43 0 |
||
R30 6 |
C323 C45 9 |
|
|
003TAB |
ZD40 4 |
VR50 0 115R |
60R5 |
|
10-31
SAMSUNG Proprietary-Contents may change without notice
This Document can not be used without Samsung's authorization
Flow Chart of Troubleshooting
10-9. GSM900 Transmitter
TX ON (PCL 5 level)
PAM100 Pin |
8 >=5dBm |
|
Yes |
|
Resolder RFS100, C103, R100 |
|
||||
|
|
|
|
,L100 ,L101, C111 |
|
|||||
|
|
No |
|
|
|
|
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|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
Yes |
Check PAM100 |
||||||
PAM100 Pin 23>=5dBm |
Truth Table |
|||||||||
|
|
Pin 1 : LOW |
||||||||
|
|
|||||||||
|
|
|
|
|
Pin 27 : HIGH |
|||||
|
|
|
|
|
Pin 28 : LOW |
|||||
|
|
No |
|
|
|
|
YES |
|
||
|
|
|
|
|
|
|
|
|||
|
|
|
|
|
|
|
|
Resolder or change PAM100 |
||
|
|
|
|
|
|
|
|
|
||
|
|
|
|
|
|
|
|
|
|
|
U100 Pin 55>=5dBm |
Yes |
|
Resolder or change PAM100, C116, R106 |
|
|
No |
|
|
,R108, R109 |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
Check U100 & UCP200
END
10-32
SAMSUNG Proprietary-Contents may change without notice
This Document can not be used without Samsung's authorization
|
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|
|
Flow Chart of Troubleshooting |
|||||
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ANT |
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1 |
1 |
|
1 |
1 |
|
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2 |
2 |
|
2 |
2 |
|
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3 |
3 |
|
3 |
3 |
|
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4 |
4 |
|
4 |
4 |
|
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|
ANT100 |
|
|
|
ANT101 |
|
|
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|
RFS100 |
|
|
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|
G |
|
C |
A |
G |
|
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4 |
3 |
2 |
1 |
|
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|
C103 |
|
|
|
|
|
|
|
R100 |
|
|
L101 |
|
|
|
|
|
||
|
|
|
|
|
|
|
|
|
|
|
|
V_DC |
|
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|||
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|
|
|
|
|
C112 |
|
|
|
L100 |
|
|
|
|
|
|
|
|
C110 |
C111 |
|
|
|
|
|
||
|
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||||
|
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|
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|
|
|
|
|
C113 |
C114 |
|
|
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|
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|
F100 |
|
|
|
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|
L102 |
|
|
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|
|
|
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|
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8 |
|
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|
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|
|
|
|
|
|
|
|
|
|
|
|
|
OUT |
3 |
|
|
|
|
|
GSM850_RXM |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
C109 |
|
|
|
|
|
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|
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1 |
|
|
4 |
|
|
|
|
|
||
|
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|
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|
26 |
|
|
|
|
|
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|
|
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|
|
|
|
|
|
|
|
|
4 |
|
|
|
|
|
|
|
|
|
|
|
IN |
OUT |
|
C121 |
|
|
C122 |
|
|||
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
VBATT |
|
|
|
|
|
|
|
T |
|
|
|
|
|
|
RX4 |
|
|
|
|
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|
||||||
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|
|
|
|
|
|
|
|
NA |
|
|
|
|
|
|
RX3 |
|
5 |
|
|
|
|
|
|
C118 |
|
|
|
|
|
G |
G |
|
|
|
|
|
L103 |
|
|
|
|
|
|
|
|
|
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|
|
|
|
|
|
10 |
|
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|
|
|
|
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|
6 |
|
|
|
|
|
C119 |
|
|
|
|
|
2 |
5 |
|
|
|
|
|
|
|
||
|
|
|
|
|
|
|
|
|
|
|
|
TRX_WCDMA2100 |
|
|
|
|
WCDMA1 |
|
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|
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|
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|
|
RX2 |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
GSM850_RXP |
||||||||||
RFOUT_DCS_PCS |
R102 |
|
|
|
|
|
|
|
|
|
|
|
|
|
21 |
|
|
|
|
|
|
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|
7 |
|
|
|
|
C120 |
|
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|
|
|||||||||
|
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|
|
DCS|PCS_IN |
|
|
|
|
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|
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|
|
RX1 |
|
|
|
|
|
|
|
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|||||||||||
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23 |
|
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C131 |
|
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|
||||||||||
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GSM_IN |
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||||||
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PAM100 |
|
MODE |
|
2 |
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|
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|
||||||||
|
R103 |
R104 |
|
|
|
|
|
GSM_ANT_SEL1_N |
|
|
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|
27 |
|
BS2 |
|
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RSVD |
|
3 |
|
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F101 |
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L104 |
|
||||||
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28 |
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1 |
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3 |
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|||||||||
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GSM_ANT_SEL0_N |
|
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BS1 |
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|
_TXEN |
|
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OUT |
|
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GSM_RXM |
||||||||
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25 |
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1 |
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|||||||||||
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29 |
|
GND |
|
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VAPC |
|
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IN |
|
4 |
|
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||
|
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D |
D |
|
D |
|
|
|
|
|
|
|
R105 |
|
|
|
|
|
|
|
GOUT |
|
C135 |
|
|
C136 |
|
||||||
|
|
|
|
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|
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|
|
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|
|
D |
D |
|
D |
|
D |
D |
|
D |
D |
D |
|
D |
D |
|
|
|
|
|
|
|
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|
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|
G |
|
|
|
|
|||||||||
|
|
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|
|
|
|
|
|
|
|
|
NG |
NG |
|
NG |
|
NG |
NG |
|
NG |
NG |
NG |
NG |
NG |
|
NG |
NG |
NG |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
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|
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|
L105 |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
9 |
11 |
|
21 |
|
31 |
|
41 |
51 |
61 |
71 |
81 |
|
91 |
02 |
|
22 |
42 |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
2 |
5 |
|
|
|
|
|
|
GSM_RXP |
|
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|
C137 |
C138 |
|
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|
|
F102 |
|
3 |
|
|
|
|
L106 |
DCS_RXM |
|
|
|
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|
1 |
|
OUT |
|
|
|
|
|
||
RFOUT_GCELL_EGSM |
R106 |
|
|
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|
|
IN G |
GOUT |
4 |
|
C145 |
|
|
L108 |
|
|
|
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|
2 |
5 |
|
|
|
|
|
L107 |
|
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|
|
DCS_RXP |
||
|
R108 |
R109 |
|
|
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|
|
PAM_RAMP+ |
|
|
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|||
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||
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|
|
R107 |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
GSM_ANT_SEL2_N |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
||||
|
|
|
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||||
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|
F103 |
|
|
|
|
|
|
L109 |
|
|
|
|
|
|
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|
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|
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|
|
|
|
OUT |
3 |
|
|
|
|
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|
|
|
|
|
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|
|
|
|
|
|
C156 |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
PCS_RXM |
||||
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
C150 |
|
|
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|
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|
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|
|
|
|
|
|
|
|
|
|
|
|
|
1 |
IN |
OUT |
4 |
|
C155 |
|
|
L112 |
|
||
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
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|
|
G |
G |
|
|
|
|
|
||
|
|
|
|
|
|
|
|
|
|
|
|
|
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||
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|
|
|
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|
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|
|
|
|
|
|
2 |
5 |
|
|
|
|
|
L111 |
PCS_RXP |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
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|
|
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|
|
|
|
|
|
|
|
TX_Q_N |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
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|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
TX_I_P |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
C101 |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
C100 |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|||
|
|
|
|
|
|
|
|
|
|
|
|
|
0.068NF |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
0.068NF |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|||
|
|
|
|
|
|
|
|
|
|
|
|
|
25V |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
25V |
|
|
|
|
|
|
|
|
|
|
VRFRX1_2.1V |
|
|
|
|
||||
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
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|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
||
|
|
|
|
|
TX_Q_P |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
TX_I_N |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
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|
|
|
|
|
|
C102 |
|
|
|
|
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|
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|
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|
|
|
|
|
|
|
|
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|
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|
|
|
|
|
100NF |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
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|
10V |
|
|
|
|
|
|
|
|
|
DAC_REF |
|
|
|
|
|
|
|
|
|
|
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|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
C105 |
|
C106 |
|
|
|
|
C107 |
|
C108 |
|
|
|
|
|
|
||
|
|
|
|
|
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|
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|
|
|
100PF |
100NF |
|
|
|
|
100PF |
|
100NF |
|
|
|
|
|
|
||
|
|
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|
25V |
|
10V |
|
|
|
|
25V |
|
10V |
|
|
|
|
|
|
|
VRFRX1_2.1V |
|
|
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VRFRX2_2.7V |
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22pF |
C1112 |
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RFOUT_IMT |
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25V |
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C115 |
22pF |
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RFOUT_DCS_PCS |
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C116 |
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100PF |
25V |
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R101 |
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RFOUT_GCELL_EGSM |
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25V |
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||||
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C125 |
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12K |
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C117 |
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33PF |
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PWR_DET |
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C123 |
C124 |
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C127 |
C128 |
C129 |
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25V |
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||||
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C126 |
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||||||||
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22pF |
|
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|
17 |
07 |
96 86 76 |
66 |
56 |
46 |
36 |
|
26 |
16 |
06 |
|
95 |
85 |
75 |
65 |
55 |
45 |
35 |
25 |
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||||||||||||||||
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100nF |
100nF |
25V |
100nF |
|
100PF |
100PF |
100nF |
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|||||||||||||||||||||||||||||
|
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6.3V |
6.3V |
6.3V |
|
25V |
25V |
6.3V |
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2 1 |
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C132 |
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C133 |
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||||||
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3 |
VDDA1 |
CN GU SA LSGDN IBRXT |
FE PQ RICDA XT |
NQ XT |
PIX NIX 2AD 2AD 2AD 3TU T T D D D O V V V RHBF |
2TU 2TU 1TU 1TU ORHBF BLORF ORHBF ORBFL |
|
|
PDET_IN |
|
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22pF |
|
100NF |
|
C130 |
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|||||||||||||||||||||||
VRFRX2_2.7V |
|
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EGSM_INN |
49 |
|
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GSM_RXM |
|
10V |
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||||||||||||||||||||||||||||||||
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1 |
VDDA2 |
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GCELL_INN |
51 |
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GSM850_RXM |
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NC |
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||||||
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2 |
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50 |
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|||||||||
|
RTR6285_TCXO |
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TCXO |
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GCELL_INP |
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GSM850_RXP |
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||||||
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C134 |
10nF |
|
4 |
VDDA1 |
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EGSM_INP |
48 |
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GSM_RXP |
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|||||
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5 |
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47 |
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||||||||||
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VTUNE1 |
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DCS_INN |
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DCS_RXM |
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VRFRX1_2.1V |
|
|||||||||||
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6 |
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46 |
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||||||||||
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VDDA1 |
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DCS_INP |
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DCS_RXP |
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||||||
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10V |
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7 |
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45 |
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|||||||
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VDDA2 |
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GPCS_INN |
|
|
|
PCS_RXM |
|
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|
|
|||||||
|
|
C140 |
C141 |
|
C142 |
C143 |
|
|
|
C139 |
1NF |
8 |
|
|
|
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|
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|
U100 |
|
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|
44 |
|
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||||||||||
|
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|
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VDDA2 |
|
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|
|
GPCS_INP |
|
|
|
PCS_RXP |
|
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|
|
||||||||||||||||
|
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9 |
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|
43 |
|
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|
|||||||||||||||||
|
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|
|
VTUNE_GPS |
|
|
|
|
|
|
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|
|
RTR6285 |
|
|
|
|
|
|
|
|
VDDA2 |
|
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|||||||||||
|
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|
16V |
10 |
|
|
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|
|
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|
|
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|
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|
42 |
|
|
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|
|
|
|
|
|
||||||||||||
|
|
100NF |
22pF |
|
100NF |
100PF |
|
|
|
|
VDDA1 |
|
|
|
|
|
|
|
|
|
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|
|
|
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|
|
GPS_IN |
|
|
|
RX_GPS |
|
|
|
|
|
|
|
|
|
|
|||||||
|
|
10V |
25V |
|
10V |
25V |
|
|
|
|
|
RX_Q_P |
11 |
PRX_QP |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
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|
|
|
|
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|
|
WDRXLB |
41 |
C144 |
33PF 25V |
|
25V |
|
|
|
|
|
|
|
|
|
|
|||||
|
|
|
|
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|
12 |
|
|
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|
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|
|
|
|
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|
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|
|
|
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|
|
40 |
|
|
|
C148 |
C149 |
|
|
|
|
|
||||||||||||
|
|
|
|
|
|
|
|
|
|
|
|
RX_Q_N |
13 |
PRX_QN |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
WDRXHB1 |
39 |
|
C146 |
|
22pF |
25V |
|
100PF |
100NF |
|
|
|
|
|
||||||
|
|
|
|
|
|
|
|
|
|
|
|
RX_I_N |
PRX_IN |
|
|
|
|
|
|
|
|
|
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|
|
|
|
|
|
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|
|
WDRXHB2 |
|
|
|
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|
|
||||||||||||
|
|
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|
|
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|
14 |
|
|
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|
|
|
|
|
|
|
|
|
|
|
|
|
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|
|
|
38 |
|
C1114 |
|
|
C147 |
22pF |
|
25V |
10V |
|
|
|
|
|
|||||||
|
|
|
|
|
|
|
|
|
|
|
|
RX_I_P |
PRX_IP |
|
|
|
|
|
|
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|
T |
WPRXSE1 |
|
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|
|
||||||||||||
|
|
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|
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|
15 |
|
|
|
|
|
|
|
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|
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|
37 |
|
22pF |
25V |
|
|
|
|
|
|
|
|
|
|
|
|
||||||||
|
|
|
|
|
|
|
|
|
|
|
|
RX1_Q_P |
DRX_QP |
|
|
|
|
|
|
|
|
|
PNI MNI 2NUEVT DA2DV ONFR DDAV2 XWMB XWMB |
UO PBWL MBWL PBWH MBHW 2EWS XRP RXP RXP RPX RPX |
|
VDDA2 |
|
|
|
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|
|
||||||||||||||||||||
|
|
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|
|
|
16 |
|
|
|
|
|
|
|
MDDV |
|
36 |
|
|
|
|
|
2.2nH |
R110 |
25V |
10V |
|
|
|
|
UMTS_RXM_2100 |
|||||||||||||||||||||||
|
|
|
|
|
|
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|
|
|
|
|
|
NRDX CN DBTS DDVA2 DDAV1 I | |
|
|
|
|
|
|
|
|
|
|
|
|
|||||||||||||||||||||||||||||||||
|
|
|
|
|
|
|
|
|
|
|
|
RX1_Q_N |
17 |
DRX_QN |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
WPRXSE2 |
35 |
|
|
|
WCDMA_IMT_RX |
|
|
|
|
|
|
|
C152 |
|
||||||
|
|
|
|
|
|
|
|
|
|
|
|
RX1_I_P |
|
DRX_IP |
|
|
|
|
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|
|
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|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
WPRXSE1_OUT |
|
|
|
|
|
|
|
|
C153 |
C154 |
|
|
|
3.9PF |
25V |
||||
|
|
|
|
|
|
|
|
|
|
|
|
RX1_I_N |
|
|
|
|
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|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
C1113 |
|
|
|
L110 |
|
100PF |
100NF |
|
|
|
|
|
|||
|
|
|
|
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||||
|
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|
|
|
|
|
81 |
|
|
|
|
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|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
22pF |
|
|
|
|
|
1K |
|
|
F104 |
|
|
|
|
||
|
|
|
|
|
|
|
|
|
|
|
SSBDT_RTR |
|
|
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|
|
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|
|
|
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|
|
25V |
|
|
|
|
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|
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|
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|
|||||
|
|
|
|
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|
|
|
|
|
|
|
|
91 |
02 |
12 |
22 |
32 |
42 |
52 |
|
62 |
72 |
82 |
|
92 |
03 |
13 |
23 |
33 |
43 |
|
|
|
|
|
|
|
|
|
|
|
|
|
FAR-F6KB-2G1400-B4GCHZ |
|
||||||||||||||
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OUT |
3 |
|
L114 |
|
|
VRFRX1_2.1V |
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1 IN |
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OUT |
4 |
|
10nH |
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|
R111 |
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Fp2 V52 Fp2 V52 2 2 |
|
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|
C157 |
|
G |
G |
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|
C159 |
|
|||||
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4.7pF |
|
2 |
5 |
|
|
3.9PF |
25V |
|||||
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5.6 |
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UMTS_RXP_2100 |
||||
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||
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R112 |
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061 C |
161 C |
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C190 |
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5.6 |
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0.0003nF |
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C162 |
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C163 |
|
C164 |
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C165 |
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C166 |
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UMTS_RXM_2100 |
|
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||
|
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4700NF |
4700NF |
22pF |
100nF |
|
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100PF |
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UMTS_RXP_2100 |
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|||||
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|
10V |
|
10V |
|
25V |
|
6.3V |
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25V |
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TX_ON |
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C167 |
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10nF |
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VMSMP_2.6V |
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|||||
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10V |
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|||
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VRFRX2_2.7V |
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C172 |
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C173 |
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C171 |
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22pF |
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100PF |
100NF |
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|||||
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25V |
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25V |
10V |
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C176 |
C177 |
C178 |
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1NF |
22pF |
100NF |
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50V |
25V |
10V |
|
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|
10-33
SAMSUNG Proprietary-Contents may change without notice
This Document can not be used without Samsung's authorization
Flow Chart of Troubleshooting
003AT |
|
C306 R303 C308 C32 2 |
|
|
|
|
80R2 |
13C2 |
C23 2 C22 6 C22 5 |
42C2 |
C22 |
U20 8 |
||||||
|
|
R30 2C31 6 |
|
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|
||||||
|
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|
MU2E00 |
|
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|
|||||
|
|
C231 C138 |
|
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|
||||
U301 |
|
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||
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C31 5 |
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C310 |
|
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|
722C |
822C |
|
|
|
|
512C |
|
|
|
|
|
|
C31 4 D30 0 C317 |
3 3 2 C |
R211 |
|
R20 7 C21 2 |
C21 4 |
|
|
|
|
5 0 2 C |
||||||||
DF_CL EDF_AL E |
9 1 2 R 2 1 3 R |
|
|
|
|
|
||||||||||||
L103 |
|
O03CS0 |
C21 1 |
|
|
|
|
|
|
C207 C206 |
||||||||
|
|
|
|
R213 |
|
|
|
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|
R218 |
|
|
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C218 |
|
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|
|
UME201C216C219 |
|
|
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|
||||
C23 6 |
|
|
4R12 |
712R 902R |
|
|
|
|
|
|
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|
|
|
|
|
|
32C7 |
|
502U |
R210 |
006RT |
|
402C |
R206 U203R215 |
|
|
U706 |
|
|
342C642C122R 902C |
R200 |
|||||
C245 C242C235 |
|
832C142C |
|
|
|
|
|
|||||||||||
|
U206 |
|
R212 |
|
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|
UPC020 |
|
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|
C202 |
||||
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|
222C 322C 022C 712C |
|||||||
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||||||
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|
102C 302C |
|
|
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|
|||||
|
|
|
|
C20 0 |
|
|
R612 |
C20 8 |
C679 C210 |
C21 3 |
||||||||
SLC50 1 |
|
U61 0 C682 |
U200 |
U220 |
|
202R |
|
|
|
|
R304 |
C244 |
||||||
|
C221R222 |
|
C678 |
|
|
U201 |
|
|||||||||||
|
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|
702U |
|
SC11 3
CN201 MGND
CS 001
CS 01 1
10-34
SAMSUNG Proprietary-Contents may change without notice
This Document can not be used without Samsung's authorization
Flow Chart of Troubleshooting
10-12. DCS Receiver
RX ON
Sector PWR=50dBm
PAM100 Pin8 |
No |
|
|
Resolder RFS100, C103, R100, L100 |
|
|
|||||
>= -60dBm |
|
|
|
|
|
|
|||||
|
|
|
|
,L101, C111 |
|
|
|
|
|||
|
|
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|
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|
|
||
Yes |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
||
|
|
No |
|
|
Check PAM100 |
Yes |
|
||||
PAM100 Pin 6 |
|
|
|
Truth Table |
Resolder or change PAM100 |
||||||
|
|
|
|
Pin 1 : LOW |
|
|
|
||||
>= -70dBm |
|
|
|
|
Pin 27 : HIGH |
|
|
|
|
||
Yes |
|
|
|
|
Pin 28 : LOW |
|
|
|
|
||
|
|
|
|
|
|
|
|
||||
|
|
|
|
|
|
|
|
|
|
||
U100 Pin 46, 47 |
No |
|
|
|
|
|
|
|
|
||
Resolder or change F102 |
|
|
|
|
|
||||||
|
|
|
|
|
|
|
|||||
>= -75dBm |
|
|
|
|
L106, L107, L108 |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
Yes
Check U100 & UCP200
10-35
SAMSUNG Proprietary-Contents may change without notice
This Document can not be used without Samsung's authorization
Flow Chart of Troubleshooting
V_DC
C113 C114
C109
R102
R103 R104
C137 C138
R106
R108 R109
|
|
|
|
|
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|
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|
C112 |
|
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|
|||
26 |
|
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8 |
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|||
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|
4 |
|
|
||||
|
|
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|
|
|
|
TN |
|
|
|
|
|
|
|
|
|
||||
|
VBATT |
|
|
|
|
|
|
|
|
|
|
RX4 |
|
|
|
|
||||
|
|
|
|
|
|
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|
|
A |
|
|
|
|
|
RX3 |
5 |
|
|
||
10 |
|
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|
|
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|
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|
6 |
|
|
||||
|
|
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|
|
|
|
|
|
||||
|
WCDMA1 |
|
|
|
|
|
|
|
|
|
|
|
RX2 |
|
|
|
|
|||
21 |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
7 |
|
|
||
|
DCS|PCS_IN |
|
|
|
|
|
|
|
|
|
|
RX1 |
|
|
|
|
||||
|
|
|
|
|
|
|
|
|
|
|
|
C131 |
||||||||
23 |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
||||
|
GSM_IN |
|
|
PAM100 |
|
MODE |
2 |
|
|
|||||||||||
|
|
|
|
|
|
|
|
|
||||||||||||
27 |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
3 |
|
|
||
|
BS2 |
|
|
|
|
|
|
|
|
|
|
|
|
RSVD |
|
|
|
|
||
28 |
|
|
|
|
|
|
|
|
|
|
|
|
|
_TXEN |
1 |
|
|
|||
|
BS1 |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|||
|
|
|
|
|
|
|
|
|
|
|
|
|
25 |
|
|
|||||
|
29 GND |
|
|
|
|
|
|
|
|
DNG |
|
DNG |
DNG |
VAPC |
|
|
|
|
||
|
|
DNG |
DNG |
DNG |
DNG |
DNG |
DNG |
|
DNG |
DNG |
91 |
DNG DNG |
|
|
|
|
||||
9 |
11 |
21 |
31 |
41 |
|
51 |
61 |
71 |
|
81 |
02 |
22 |
42 |
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R107
C156
C150
|
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ANT |
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1 |
1 |
1 |
1 |
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2 |
2 |
2 |
2 |
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3 |
3 |
3 |
3 |
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4 |
4 |
4 |
4 |
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ANT100 |
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ANT101 |
|
RFS100 |
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G |
C |
A |
G |
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4 |
3 |
2 |
1 |
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C103 |
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R100 |
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L101 |
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L100 |
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C110 |
C111 |
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F100 |
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L102 |
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OUT |
3 |
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1 |
IN |
OUT |
4 |
|
C121 |
|
C122 |
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G |
G |
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||
C118 |
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L103 |
||
C119 |
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2 |
5 |
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C120 |
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F101 |
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L104 |
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1 |
IN |
OUT |
3 |
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R105 |
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G |
GOUT |
4 |
|
C135 |
|
C136 |
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L105 |
25
|
F102 |
|
3 |
|
L106 |
1 |
|
OUT |
|
|
|
IN G |
GOUT |
4 |
C145 |
L108 |
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2 |
5 |
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L107 |
|
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||
|
F103 |
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L109 |
|
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OUT |
3 |
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||
1 |
IN |
OUT |
4 |
C155 |
L112 |
|
G |
G |
|
||
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||
|
2 |
5 |
|
|
L111 |
10-36
SAMSUNG Proprietary-Contents may change without notice
This Document can not be used without Samsung's authorization
Flow Chart of Troubleshooting
10-13. DCS Transmitter
TX ON (PCL 5 level)
PAM100 Pin 8 |
Yes |
|
Resolder RFS100, C103, R100 |
||
>= 0dBm |
|
|
,L100, L101, C111 |
||
|
No |
|
|
|
|
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|
||
|
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|
||
|
Yes |
Check F100 Truth Table |
|||
PAM100 Pin 21 |
|
Pin 1 : LOW |
|||
>= 0dBm |
Pin 27 |
: HIGH |
|||
|
|
|
Pin 28 |
: HIGH |
|
|
|
|
|
No |
|
YES |
Resolder or change PAM100 |
|
|||
|
|
PAM100 Pin 56 |
Yes |
|
Resolder or change PAM100, R102 |
>= 0dBm |
|
|
,R103 ,R104 ,R105 |
|
|||
|
|
|
|
NO
Check U100 & UCP200
END
10-37
SAMSUNG Proprietary-Contents may change without notice
This Document can not be used without Samsung's authorization
Flow Chart of Troubleshooting
|
|
|
TX_Q_N |
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TX_I_P |
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C101 |
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C100 |
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0.068NF |
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25V |
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VRFRX1_2.1V |
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||
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TX_Q_P |
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TX_I_N |
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C102 |
|
|
|
DAC_REF |
|
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|
C105 |
C106 |
C107 |
C108 |
|
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|
||
VRFRX1_2.1V |
|
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VRFRX2_2.7V |
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C1112 |
|
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RFOUT_IMT |
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C115 |
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RFOUT_DCS_PCS |
|
||
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C116 |
|
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||
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RFOUT_GCELL_EGSM |
|
||
|
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R101 |
|
|
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|||
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||
|
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C125 |
|
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C117 |
|
|
|
PWR_DET |
|
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||
C123 |
C124 |
|
C126 |
C127 |
C128 |
C129 |
|
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|
17 07 96 86 76 66 56 46 36 26 16 06 95 85 75 65 55 45 35 25 |
|
|
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|
|||||||||
|
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|||||||||
|
|
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|
|
|
CN GU LGDSN |
SAI BRXT |
FE PQ NQ PI NI 2A 2A 2A 3T 2T 2T 1T 1T R X X D D D U U U U U DAIC XT XT T T DV DV DV OBRF OBRF BORF ORFB OBRF |
2 1 |
PDET_IN |
|
C132 |
C133 |
|
|
|
|
||||
RTR6285_TCXO |
|
|
|
|
|
|
3 |
TCXO |
|
|
|
GSM850_RXP |
|
|
|
|
|
|||||||
|
|
|
|
|
|
GCELL_INP |
49 |
|
|
C130 |
|
|
|
|||||||||||
VRFRX2_2.7V |
|
|
|
|
|
|
|
C N |
|
|
|
|
|
A D D |
A D D |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
1 |
VDDA2 |
|
|
|
|
|
GCELL_INN |
51 |
|
GSM850_RXM |
|
|
|
|
|
||
|
|
|
|
|
|
|
2 |
|
|
|
|
|
50 |
|
|
|
|
|
|
|||||
|
|
|
|
|
|
|
4 |
VDDA1 |
|
|
|
H H L H L |
|
EGSM_INN |
48 |
|
GSM_RXM |
|
|
|
|
|
||
|
|
|
|
|
C134 |
|
VDDA1 |
|
|
|
|
|
|
EGSM_INP |
|
GSM_RXP |
|
|
|
|
|
|||
|
|
|
|
|
|
5 |
VTUNE1 |
|
|
|
|
|
|
DCS_INN |
47 |
|
DCS_RXM |
|
|
|
|
VRFRX1_2.1V |
||
|
|
|
|
|
|
|
6 |
|
|
|
|
|
|
46 |
|
|
|
|
|
|||||
|
|
|
|
|
|
|
VDDA1 |
|
|
|
|
|
|
DCS_INP |
|
DCS_RXP |
|
|
|
|
|
|||
|
|
|
|
|
|
|
7 |
VDDA2 |
|
|
|
|
|
|
GPCS_INN |
45 |
|
PCS_RXM |
|
|
|
|
|
|
C140 |
C141 |
C142 |
C143 |
|
C139 |
8 |
VDDA2 |
|
|
|
U100 |
|
|
GPCS_INP |
44 |
|
PCS_RXP |
|
|
|
|
|
||
|
9 |
|
|
|
|
|
43 |
|
|
|
|
|
|
|||||||||||
|
|
|
|
|
|
|
10 |
VTUNE_GPS |
|
|
|
|
|
|
VDDA2 |
42 |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
VDDA1 |
|
|
|
|
|
|
|
GPS_IN |
|
RX_GPS |
|
|
|
|
|
||
|
|
|
|
|
|
RX_Q_P |
11 |
PRX_QP |
|
|
|
|
|
|
WDRXLB |
41 |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
RX_Q_N |
12 |
PRX_QN |
|
|
|
|
|
|
WDRXHB1 |
40 |
C144 |
|
|
C148 |
C149 |
|
|
|
|
|
|
|
|
|
RX_I_N |
13 |
PRX_IN |
|
|
|
|
|
|
WDRXHB2 |
39 |
C146 |
C147 |
|
|
|
|
|
|
|
|
|
|
|
|
RX_I_P |
14 |
PRX_IP |
|
|
|
|
|
T |
WPRXSE1 |
38 |
C1114 |
|
|
|
|
|
||
|
|
|
|
|
|
RX1_Q_P |
15 |
DRX_QP |
DNRXI CN| |
DBST |
DDAV2 DDAV1 |
|
|
U |
|
VDDA2 |
37 |
|
|
|
|
|
|
UMTS_RXM_2100 |
|
|
|
|
|
|
RX1_Q_N |
16 |
DRX_QN |
MDDV UNEVT2 DDAV2 ONRF DDAV2 PWMXINB MWNXMB WBRPPXL WMBRPXL PWHBRPX WMHBRPX OWPSEX2R I |
WPRXSE2 |
36 |
|
WCDMA_IMT_RX |
|
|
|
|
|||||||
|
|
|
|
|
|
RX1_I_P |
17 |
DRX_IP |
|
|
|
|
|
|
|
|
35 |
|
|
|
C153 |
C154 |
|
|
|
|
|
|
|
|
RX1_I_N |
|
|
|
|
|
|
|
|
WPRXSE1_OUT |
|
|
|
|
C152 |
||||
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
C1113 |
L110 |
R110 |
|
|
|
||
|
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|
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|
|
|
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|
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|
|
|
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|
|
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|
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|
|
||||
|
|
|
|
|
|
SSBDT_RTR |
|
81 91 02 12 22 32 42 52 62 72 82 92 03 13 23 33 43 |
|
|
|
|
|
|
|
F104 |
3 |
|||||||
|
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|
VRFRX1_2.1V |
|
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|
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|
|
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|
|
1 IN |
OUT |
L114 |
|
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|
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|
|
|
|
|
|
|
|
|
|
OUT |
4 |
||
|
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|
|
|
|
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|
C157 |
G |
G |
|
R111 |
|
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2 |
5 |
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||
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C159 |
||
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|
UMTS_RXP_2100 |
R112 |
|
|
|
|
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|
|
061 C |
116 C |
|
|
|
|
|
|
|
C190 |
|
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|
||
|
C162 |
C163 |
C164 |
C165 |
|
C166 |
|
|
|
|
|
|
|
|
|
|
|
UMTS_RXM_2100 |
|
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|
UMTS_RXP_2100 |
|
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|
TX_ON |
|
|
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|
C167 |
|
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|
|
VMSMP_2.6V |
|
|
|
|
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|
|
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|
|
|
|
VRFRX2_2.7V |
|
|
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|
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|
C172 |
C173 |
|
|
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C171 |
|
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|
C176 |
C177 |
C178 |
|
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|
|
|
|
|
|
||
10-38
SAMSUNG Proprietary-Contents may change without notice
This Document can not be used without Samsung's authorization