LG LG-P350 - Page 84

4. TROUBLE SHOOTING
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Only for training and service purposes
LGE Internal Use Only
For testing, Max power output is needed.
Check ANT_SEL 0, 1, 2
(High, Low, Low)
Check TP1 Over 21dBm?
RF Tx Level is OK
Yes
No
Check PAM Block
Refer to 1.5.4
Check TP2 Over 21dBm?
Check TX Module
Yes
No
Check TP3 Over 21dBm?
Check Duplexer
Yes
No
Check TP4 Over 7dBm?
Check RTR6285
Yes
No
RTR6285 Maximum output Power = 7 dBm
RTR6285 minimum output Power = -80 dBm
PAM(ACPM-5281) = Maximum input Power = 10 dBm