4. TROUBLE SHOOTING
- 86 -
Set the Phone Rx is ON
Check bias1
Over 2V ?
Change the board
Check bias block
soldering
Check RF s/w
Check Duplexer
YES
NO
Check TP1
Signal exist?
YES
NO
Check TP2
Signal exist?
YES
NO
Check TP3
Signal exist?
YES
NO
Check FEM
Check TP4
Signal exist?
NO
Check RFL6202
YES
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Summary of Contents for L602i
Page 3: ... 4 Z 3 X B O X C O M ...
Page 46: ...3 TECHNICAL BRIEF 47 Figure PM6650 2 Functional Block Diagram Z 3 X B O X C O M ...
Page 71: ...4 TROUBLE SHOOTING 72 4 2 SIGNAL PATH WCDMA Tx PATH WCDMA Rx PATH Z 3 X B O X C O M ...
Page 83: ...4 TROUBLE SHOOTING 84 4 5 5 Check RF Rx Level TP1 TP3 TP4 Bias1 TP2 Z 3 X B O X C O M ...
Page 101: ...4 TROUBLE SHOOTING 102 LCD Control data flow Z 3 X B O X C O M ...
Page 113: ...4 TROUBLE SHOOTING 114 Z 3 X B O X C O M ...
Page 130: ...5 DOWNLOAD 131 Click on X button to use another function Z 3 X B O X C O M ...
Page 134: ...6 BLOCK DIAGRAM 135 Table 2 1 1 RF Block Component Z 3 X B O X C O M ...
Page 137: ...6 BLOCK DIAGRAM 138 Top Side Z 3 X B O X C O M ...
Page 138: ...6 BLOCK DIAGRAM 139 Bottom Side Z 3 X B O X C O M ...
Page 139: ... 140 Z 3 X B O X C O M ...
Page 149: ... 150 8 PCB LAYOUT Z 3 X B O X C O M ...
Page 150: ... 151 8 PCB LAYOUT Z 3 X B O X C O M ...
Page 151: ... 152 8 PCB LAYOUT Z 3 X B O X C O M ...
Page 152: ... 153 8 PCB LAYOUT Z 3 X B O X C O M ...
Page 153: ... 154 LGMC 8 PCB LAYOUT Z 3 X B O X C O M ...
Page 154: ... 155 LGMC 8 PCB LAYOUT Z 3 X B O X C O M ...
Page 155: ... 156 8 PCB LAYOUT Z 3 X B O X C O M ...
Page 161: ... 162 Z 3 X B O X C O M ...
Page 163: ... 164 Z 3 X B O X C O M ...
Page 191: ...Note Z 3 X B O X C O M ...
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