LG GT540 - Message and File Access Issues; Screen and Sound Issues

- 92 -
LGE Internal Use Only Copyright © 2010 LG Electronics. Inc. All right reserved.
Only for training and service purposes
4. Trouble Shooting
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