Samsung GT-B7620 Service Manual page 36

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Flow Chart of Troubleshooting
L501
EAR_MIC+
VBAT
C806
AP_D+
AP_D-
EAR_R_TV
EAR_L_TV
L813
EARSPK_L
L814
EARSPK_R
EAR_MIC+
TV_OUT
V_AUDIO_L
V_AUDIO_R
IF_TXD
IF_RXD
JTAG_TXD
JTAG_RXD
C528
TA504
C532
VTA_5.0V
VUSB_5.0V
VCC_3.0V_PDA
FM_ANT
B1
DP_HOST
C1
C2
DM_HOST
I2C_SCL
D2
B2
ID_BYPASS
I2C_SDA
L812
B3
D5
AUDIO_L
ID_CON
0603
C4
C5
AUDIO_R
DP_CON
B4
B5
U802
MIC
DM_CON
TP801
D4
A1
VIDEO
INTB
C3
A3
V_AUDIO_L
CHG_DET
D3
V_AUDIO_R
E4
JIG
E2
E3
TXD
BOOT
E1
RXD
1
Q801
SAMSUNG Proprietary-Contents may change without notice
This Document can not be used without Samsung's authorization
VMIC_2.8V
R515
R516
C531
C533
C803
AP_SCL_3.0V
AP_SDA_3.0V
ID
IF_nINT
TA_ISET
JTAG_IF_CON_SENSE
BOOT_MODE
1 DM
VBAT
2
3 USB_ID
R815
2
3
R816
9-21
EAR_MIC_P
EAR_MIC_N
VTA_5.0V
VBAT
L809
C804
VBUS 6
5
DP
NC
NC 4
C805
U803
IF_CON_SENSE_USB
IFC801
NC
13
NC
12
NC
11
NC
10
NC
9
NC
8
S2
7
S1
6
5
5
4
4
3
3
2
2
1
1

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