4. TROUBLE SHOOTING
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Only for training and service purposes
LGE Internal Use Only
For testing, Max power output is needed
Chenck Power Level
Check TP1
Over 31 dBm(GSM850, EGSM)
Over 28 dBm(DCS, PCS)
RF TX Level is OK
Yes
No
Check PMB5712
Check TP2
Over 31 dBm(GSM850, EGSM)
Over 28 dBm(DCS, PCS)
Check Separator
Yes
No
Check TP3
Over 12 dBm
Check PAM
Yes
No