LG LG-X230DS - Checking RF Signal Path (SW)

LGE Internal Use Only
3. TROUBLE SHOOTING
3.4.1.1 Checking RF signal path (SW)
3.4 GSM RF PART
Circuit Diagram
Image
Checking Flow
TP1(CON1500)
CON1500
Main
Bot
TP1
Check TP1
NO
Re-solder or change
YES
The GSM RF signal pathis ok
START
Copyright ⓒ 2017 LG Electronics. Inc. All right rese
rved. Only training and service purposes
18