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LG GW620 - Trouble Shooting

LG GW620
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Copyright © 2009 LG Electronics. Inc. All right reserved.
Only for training and service purposes
LGE Internal Use Only
4. TROUBLE SHOOTING

For testing, Max power output is needed.
Check TP1
Over 21 dBm ?
Check TP2
Over 21 dBm ?
Check TP3
Over 21 dBm ?
Check TP4
Over 7 dBm ?
Check ANT_SEL 0, 1, 2
(High, Low, Low)
Check PAM Block
Refer to 1.5.4
RF Tx Level is OK
Yes
No
Check TX Module
Yes
No
Check Duplexer
Yes
Yes
Check RTR6285
No
No
RTR6285 Maximum output Power = 7 dBm
RTR6285 minimum output Power = -80 dBm
PAM(SKY77195) = Maximum input Power = 10 dBm

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