Checking Tcxo Block - LG -E400 Service Manual

4.3 Checking TCXO Block

The output frequency (19.MHz) of TCXO (X001) is used as the reference one of RTR685 and PM7540 internal VCO.
LGE Internal Use Only - 56 - Copyright © 01 LG Electronics. Inc. All right reserved.
4. TROUBLE SHOOTING
TP2
TP1
TP3
Only for training and service purposes