Checking Bt/Wifi/Gps Block - LG LM-X120HM Service Manual

3.17 Checking BT/Wi-Fi/GPS block
3.17 BT/Wi-Fi/GPS PART
3.17.1 Checking Connectivity DC Power
Checking Flow
START
Check TP1 Supply voltage OK?
YES
Check TP2 Supply voltage OK?
YES
Check TP2 Supply voltage OK?
YES
Check Nest step
LGE Internal Use Only
NO
Re-solder or
change PMU
NO
Re-solder or
change PMU
NO
Re-solder or
change PMU
TP3 (1.3V)
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Circuit Diagram
82
3. TROUBLE SHOOTING
Image
TP2 (1.8V)
TP1 (3.3V)
TP2(1.8V)
Only training and service purposes
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TP1 (3.3V)
TP3 (1.3V)