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4.3 Power On Trouble
TEST POINT
CIRCUIT
VCORE1
VCORE2
VAPPGATE
VABB
VVCXO
P1
N1
T3
VMEM1
T2
VMEM2
T7
VRTC
T6
VSIM
H16
VABB
N16
VMIC
D16
VVCXO
E15
VUSB
A4
VEXT1
B4
VEXT2
T4
VBACK
E16
F16
VAPP
4. TROUBLE SHOOTING
VCORE
VEXT
R101
10K
1u
C117
C118
1u
C119
0.1u
C120
1u
C121
2.2u
(1608)
C122
1u
C123
1u
C126
1u
C127
1u
C128
1u
- 71 -
BACK_BATT
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