LG -E425 Service Manual page 43

Check ANT_SEL 0,1,2
(High, Low, Low)
Check TP1 Over 21dBm?
No
Check TP2 Over 21dBm?
No
Check TP3 Over 21dBm?
No
Check TP4 Over 7dBm?
No
Check PAM Block
Refer to 1.5.4
RTR6285 Maximum output Power = 7 dBm
RTR6285 minimum output Power = -80 dBm
LGE Internal Use Only
Yes
RF Tx Level is OK
Yes
Check TX Module
Yes
Check Duplexer
Yes
Check RTR6285A
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4. TROUBLE SHOOTING
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