LG GW620 - Page 110

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4. TROUBLE SHOOTING
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Check bias block soldering
Yes
No
Set the Phone Rx is ON
Check BIAS over
2.1 V ?
Change the board
Check TP1
Signal exist ?
Check RF Switch (M/S)
Check TP2
Signal exist ?
Check TX Module
Refer 1.4
Check TP3
Signal exist ?
Check Duplexer
Yes
Yes
No
No
No
Check TP4
Signal exist ?
Check RTR6285 and
Rx SAW filter
Yes
Yes
No