SAMSUNG PROPRIETARY
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.
POWER KEY
TORCH DRIVER
** Not install for Non-Torch
** NC for Non-FM
G
KEY LED
KEY MAP
SPEAKER
MAIN_MIC
Digital External Interface- UART
LCD CONNECTOR
1
2
DIGIT304
1
2
DIGIT306
C306
VGPIO_2.8V
R314
SOFT300
1
2
L306
L307
1
2
DIGIT300
1
2
LEFT
L302
R304
L304
VMEM_1.8V
C314
L309
VBAT
C
N
4
2
3
C
C302
LED304
DIGIT307
1
2
C310
VBAT
R301
DIGIT302
1
2
R320
DIGIT309
1
2
C319
TA300
SHARP
1
2
R311
L300
C312
C329
LED303
INT
1
2
3
0
3
D
D301
L301
C305
C304
C313
C326
1
2
3
4
5
6
C320
ZD303
C318
C317
10
R318
10
R317
LED300
UP
1
2
L303
DIGIT308
1
2
STAR
1
2
GND
2
5
D
N
G
VIN
4
1
VOUT
VBAT
2
NC
U302
3
EN
SOFT301
1
C325
8
8
9
9
21
NC
NC 22
NC 23
24
NC
NC 25
26
NC
27
NC
19
19
2
2
20
20
3
3
4
4
5
5
6
6
7
7
11
11
12
12
13
13
14
14
15
15
16
16
17
17
18
18
IFC300
1
1
10
10
RIGHT
1
2
C311
1
2
SPK300
1
2
END
DIGIT301
LED302
L305
R310
2
0
3
D
R319
DOWN
1
2
C
N
1
2
3
C
LED305
3
4 4
5
5
6 6
7
7
8
8
9
9
18
19
19
2
2
20
20
21
21
22
22
23
23
24
24
3
10
11
11
12
12
13
13
14
14
15
15
16
16
17
17
18
1
2
HDC300
1
1
10
SEND
L310
R308
C328
3
EN
GND
2
5
D
N
G
VIN
4
1
VOUT
U301
TA301
C308
L308
C303
VCHG_5V
4
H
C
5
6
5
H
C
2
N
V
C301
D304
1
H
C
1
2
H
C
4
3
3
H
C
R321
ZD304
C316
C
N
6
0
3
D
E
L
6
1
3
R
C
N
DIGIT305
1
2
C315
1
2
C309
MIC_BIAS
DIGIT303
C327
MIC300
LED301
R303
D300
KEYOUT(3)
KEYOUT(2)
KEYOUT(1)
KEYOUT(0)
KEYIO(0)
KEYIO(1)
EAR_P
TORCH_EN
KEYIO(2)
UART1_RD_J
UART1_TD_J
UART0_TD
UART0_RD
JIG_ON
AUX_DET
UART1_TD
UART1_RD
KEYIN(1)
SYSRST
A(20)
WEn
LCD_DET
MD(0)
MD(1)
MD(2)
MD(3)
MD(4)
MD(5)
MD(6)
MD(7)
NCS0
LED_K2
LED_K1
EAR_MIC_N
EAR_MIC_P
EAR_SW_REF
LED_A
KEYIN(0)
KEYIN(2)
ONKEY_2
ONKEY_1
VCM_OUT
FM_ANT
EAR_N
EAR_SW
SPK_N
SPK_P
KEY_LED_ON
MIC_P
MIC_N
E1125 Service Schemetics
GSM/DCS Rx
GSM/DCS Rx
GSM/DCS TX
SIM Card
UART
Earphone
Earphone
MIC
EAR_MIC
SPEAKER
LCD LINE