- 87 -
(FL508
Check TP1
If GSM over 31dBm ?
If DCS/PCS over 28dBm ?
START
GSM/DCS/PCS
Tx is Ok
Check other part
Check ANT. SW
Module (U100)
Refer to chapter 3.4
Change the Board
Check Soldering of
PAM (U102) Block.
If problems stiil exist, replace the
PAM.
YES
YES
NO
NO
NO
NO
Check TP2, TP3
If TP2 over 29dBm ?
If TP3 over 25dBm ?
Check PAM Block (U102)
OK ?
Refer to chapter 3.6.4
Check TXVCO (X100)
Refer to chapter 3.6.1
YES
Problems resolved?
YES
GSM/DCS/PCS
Tx is OK
NO
Check ANT.SW
Module(FL508)
Refer to chapter 3.4
Check TXVCO(U103)
Refer to chapter 3.6.1
Z3X-BOX.COM
Содержание L601i
Страница 1: ...Date October 2006 Issue 1 0 Service Manual Model L601i Service Manual L601i Z 3 X B O X C O M ...
Страница 3: ... 4 Z 3 X B O X C O M ...
Страница 45: ...3 TECHNICAL BRIEF 46 Figure PM6650 2 Functional Block Diagram Z 3 X B O X C O M ...
Страница 105: ...4 TROUBLE SHOOTING 106 Audio AMP 22 and 23 pin of CN501 Z 3 X B O X C O M ...
Страница 109: ...4 TROUBLE SHOOTING 110 Ear_sense_n pin R506 R507 R505 Z 3 X B O X C O M ...
Страница 112: ...4 TROUBLE SHOOTING 113 Q400 Q401 VBAT T GND Z 3 X B O X C O M ...
Страница 121: ...5 DOWNLOAD 122 Download of Module image in progress Download process has completed successfully Z 3 X B O X C O M ...
Страница 125: ...5 DOWNLOAD 126 Click on X button to use another function Z 3 X B O X C O M ...
Страница 130: ...6 BLOCK DIAGRAM 131 6 2 Interface Diagram L601i Interface Diagram Z 3 X B O X C O M ...
Страница 132: ...6 BLOCK DIAGRAM 133 Top Side Z 3 X B O X C O M ...
Страница 133: ... Bottom Side 6 BLOCK DIAGRAM 134 Z 3 X B O X C O M ...
Страница 141: ... 142 8 PCB LAYOUT Z 3 X B O X C O M ...
Страница 142: ... 143 8 PCB LAYOUT Z 3 X B O X C O M ...
Страница 143: ... 144 8 PCB LAYOUT Z 3 X B O X C O M ...
Страница 144: ... 145 8 PCB LAYOUT Z 3 X B O X C O M ...
Страница 145: ... 146 Z 3 X B O X C O M ...
Страница 151: ... 152 Z 3 X B O X C O M ...
Страница 153: ... 154 Z 3 X B O X C O M ...
Страница 176: ...Note Z 3 X B O X C O M ...
Страница 177: ...Note Z 3 X B O X C O M ...