LG LG-A270 - Power on Trouble

4. TROUBLE SHOOTING
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Copyright © 2012 LG Electronics. Inc. All right reserved.
Only for training and service purposes
LGE Internal Use Only
4.5 Power On Trouble
Copyright © 2012 LG Electronics. Inc. All right reserved.
O nly for training and service purposes
LGE Internal Use Only
50
4. TROUBLE SHOOTING
4.5 Power On Trouble
Figure 4.5.1
Figure 4.5.3
Figure 4.5.2
U100
TP1
VRTC
TP3
VCORE
TP6
VIO28
TP4
VIO18
TP5
VSF
TP7
VA
TP8
VUSB
TP9
VRF
TP10
VTCXO
END
TP2
END_KEY
TP2
VA204
DNI
R257
330
KB200
END_KEY
END
TP2
Figure 4.5.3
U100
TP3 VCORE
TP8 VUSB
TP1 VRTC
TP6 VIO28
TP10 VTCXO
TP5 VSF
TP9 VRF
TP4 VIO18
TP7 VA
Figure 4.5.1