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4. TROUBLE SHOOTING
LGE Internal Use Only
Copyright © 2009 LG Electronics. Inc. All right reserved.
Only for training and service purposes
Check bias bloc k 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 ASM Block
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
Summary of Contents for CT815
Page 1: ...Date May 2009 Issue 1 0 Service Manual Model CT815 Service Manual CT815 Internal Use Only ...
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