5. Trouble shooting

Check Output Signal

(TP1, TP2)

Signals are

N0

Replace

 

PMB8888(U102)

 

 

Normal ?

Yes

Transceiver is OK.

See next page to check

PAM Control Circuit.

TXLB (MODE: GMSK) : TP1

TXLB (MODE: 8PSK) : TP1

Transceiver Output (GMSK)

Transceiver Output (8PSK)

LGE Internal Use Only

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Copyright © 2008 LG Electronics. Inc. All right reserved.

 

 

Only for training and service purposes

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LG Electronics KS360 service manual Txlb Mode Gmsk TP1 Txlb Mode 8PSK TP1, Transceiver Output Gmsk Transceiver Output 8PSK