Samsung GT-B2100 Service Manual page 46

EARMIC_P
EARMIC_N
VBAT V_EXT_CHARGE
IFC500
1
1
2
2
3
3
4
4
5
5
6
6
7
7
R502
8
8
9
9
10
10
11
11
12
12
13 13
14 14
15
15
R506
16 16
R507
17
17
18 18
19
19
20 20
21
NC
NC 22
NC 23
24
NC
NC 25
C500
26
NC
27
NC
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C410
L403
C418
L404
C423
L500
L501
1 34 5 6
D506 D507
D505 2
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AUX_MIC1_P
AUX_MIC1_N
Close to IF Connector
VDD_USB_3.3V
R501
C503
C501
C502
R508
10-9
Flow Chart of Troubleshooting
VDD_IO_HIGH_2.9V
FM_RADIO_ANT
EARMIC_P
EARMIC_N
EARSPK_R
R503
EARSPK_L
EAR_SWITCH
F500
5
1
IN1 OUT1
6
2 IN2
OUT2
USB_DP
USB_DM
7
3
IN3 OUT3
VBUS_5V
8
4 IN4 TP500
OUT4
GND GND
10 9
JACK_IN
TXD1
RXD1
AUX_ON