Trouble Shooting; Power On Trouble - LG GB115 Service Manual

4. Trouble shooting

GB110 BB Trouble shooting

4.1 Power On Trouble

Test Point
Check Points :
- Battery Voltage(Need to over 3.35V)
- Power-On key detection(PWRON signal)
- Outputs of LDOs U101(EGV)
Voltage
VBUF 2.8V
VMEM 2.8V
VIO 2.8V
VSIM 2.85V
VRF0 1.5V
VANA 2.5V
PART
TP1
TP2
TP3
TP4
TP5
TP6
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