Samsung SGH-S410i Service Manual page 5

Gsm telephone
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SGH-S410i Flow Chart of Troubleshooting
K12
VSIM
VSIM
VRTC
H11
G12
LED2_DRV
KEY_BL2
G13
LED1_DRV
KEY_BL1
F13
RING_DRV
VIB_DRV
F15
MOT
C12
VLDO_7
A14
VLDO_6
VL5S_B C9
VL5S_A
D10
B10
VLDO_5
B11
VL4S_B
DCS_TX_EN
VL4S_A
A12
GSM_TX_EN
VLDO_4
B12
A13
VLDO_3
J12
VLDO_2
VLDO_1
G11
VACC
F14
CSN_PSC K8
UP_CS
SCLK_PSC
L8
UP_SCLK
N7
SDO_PSC
UP_SDO
SDI_PSC M7
UP_SDI
VEXT
E14
VBAT
E13
R108
1
VT
AFC
2
GND
OSC101
C131
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VCCB_2.9V
VCCD_1_8
VCCA_2.9V
C414
C415
VRF_2.9V
R124
C125
4
VCC
1
C127
3
2 A
OUT
3 GND
C132
R112
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VRF_2.9V
VCCD_2.9V
C416
C417
C418
C419
VRF_2.9V
L109
C126
F100
5
NC
VCC
C128
R110
4
Y
R111
C133
2-2
VRTC_2.9V
VCCD_1_5
R405
C420
C421
R109
CLK13M_TR
C129
CLK13M_MC
CLK13M_YMU
CLK13M_RF
M400

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