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SAMSUNG CONFIDENTIAL
THIS DOCUMENT CONTAINS CONFIDENTIAL
PROPRIETARY INFORMATION THAT IS
SAMSUNG ELECTRONICS CO’S PROPERTY.
DO NOT DISCLOSE TO OR DUPLICATE FOR OTHERS
EXCEPT AS AUTHORIZED BY SAMSUNG.
8
F
5
4
E
A
1
F
2
A
3
B
Service Schematics
6
7
C
1
E
B
6
5
D
4
2
D
3
7
8
C
C307
4
EN
3
FB
GND
2
1
LX
6
VIN
VOUT
5
VCAM_CORE_1.5V
U305
R319
R320
C315
1
3
2
L300
R305
Q302
VBAT_IF
R308
1
3
2
G
S
VBAT_IF
VBAT
Q304
Q303
VBAT
R300
1
D
GND
5
4
S1
6
S2
3
SEL
VCC
2
VDD_IO1_1.8V
U303
D300
R302
CE
3
5
GND
2
GND
VDD
4
VOUT 1
4
U304
Q301
3
1
2
5
6
R311
VBAT
R314
R315
R310
R309
U301
2
1
3
5
4
3
1
2
VMOT_3.3V
D301
C311
C310
VTOUCH_1.8V
C302
R306
VMOT_3.3V
VBAT
R316
C303
R317
C301
4
EN1
EN2
3
2
GND
GND
7
1
VIN
6
VOUT1
VOUT2
5
U302
D302
C300
VBAT
C312
VWLAN_3.3V
C313
C309
MOT300
1
1
2
2
VWLAN_1.8V
CE
3
5
GND
2
GND
VDD
4
VOUT 1
3
2 GND
GND
7
1
VIN
6
VOUT1
VOUT2
5
U306
VDD_1.8V
U300
4
EN1
EN2
C314
C305
C308
VCAM_A_2.8V
C306
VIN
4
1
VOUT
VBAT
U307
3
EN
GND
2
5
GND
ZD300
R303
VCAM_IO_1.8V
6
R301
Q300
1
2
3
4
5
VBUS_5V_OUT
R304
R307
EAR_KEY_DIRECT
EN_LCD_BL
LED-
LED+_12V
WLAN_LDO_EN
EN_CAM_PWR
TOUCH_EN
MOT_EN
EAR_SW
EAR_KEY
JIG_ON
ONKEY
JIG_ON
ONKEY_N
KEY_ROW(3)
ONKEY_N
KEY_COL(0)
SENSE_P
CSB
VSHNT
CS
VDDCHG
SENSE_N
VCHG