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SAMSUNG PROPRIETARY
THIS DOCUM E NT CONTAINS C O NFIDE NTI AL
PROPRIETARY I NFOR MATION THAT I S
SAMSUNG EL E C TRONICS CO' S
PR OPER TY.
DO NOT DISCLOS E TO OR DU P LIC ATE FO R O THERS
EXCEPT AS AUTHORIZED BY SAM S U NG .
Service schematics
V_BATT
C109
STAND_BY
BAND_SEL
PON_PAM
RAMP
R103
EGSM_TX
R104
DCS_TX
R105
C125
C126
C127
C128
BT_CLK_REQ
C131
E6
GPIO_0
B5
GPIO_8
C2
GPIO_9
VGPIO_2.8V
C1
GPIO_10
B3
GPIO_11
B4
GPIO_16
E2
SYS_CLK_REQ
CONFIG_1
F1
CONFIG_2
F2
CONFIG_3
F7
CLK_REQ_IN_1
G7
CLK_REQ_IN_2
TP100
C5
CLK_REQ_OUT_1
G3
CLK_REQ_OUT_2
C135
D6
BT_CLK
REF_CLK_IN
F3
LP_CLK
32KHz_DIGIT
TP101
RFS100
C
A
G G
1
2
3
4
L124
C142
C143
C105
L104
R124
C139
C108
C110
F100
C111
L107
GND
22
C112
1 IN1
OUT1 8
VBATT
RX1
11
17
9
RX0
OUT1
18
4
OUT2 6
GPCTRL1
IN2
10
7
C114
GPCTRL0
NC
OUT2
9
19
C113
GND
13
RF7168
TX_EN
NC
8
12
GND
6
L108
VRAMP
GND
7
5
GND
C119
3
GND
GND
24
1
GND
23
GND
21
C121
L109
C122
R106
VGPIO_2.8V
VGPIO_2.8V
C124
C129
C130
D2
PCM_A
DU
E1
PCM_B
DD
D1
PCM_CLK
DCL
C3
FSC
PCM_SYNC
A6
TOUT_IN_QP
A4
TOUT_IP_QN
G5
BT_DI
UART_RXD
SPI_DI
F5
BT_DO
U104
SPI_DO
UART_TXD
E3
BT_CLK
UART_CTS
SPI_CLK
BT_CS
F101
E5
UART_RTS
SPI_CS
C133
A2
5
1
RFN
BAL
UNBAL
A3
RFP
7
BAL
L111
L125
F4
C134
AF_PRG
BT_RST100
D3
RESETN
BT_RST
3
2
C4
BT_WAKEUP
F6
BT_INT
BT_INT
HOST_WAKEUP
EAR_ANT
DCSRX_N
DCSRX_P
EGSMRX_N
EGSMRX_P
V_BATT
LCD_BL_EN
LCD_BL(3)
C120
SC100
1 1
2
2
3 3
4
4
5 5
C132
C141
SC105
1
1
2 2
L126
3
3
4 4
5
5
VANA_2.85V
C101
C102
C103
1
15
GNDRF
LOUT
L123
C106
2
14
RFIN
NC
U103
3
13
NC
NC
VGPIO_2.8V
4
12
BUSMODE
GPIO1
5
11
GPIO2
VCCIO
32KHz_DIGIT
VGPIO_2.8V
C137
C138
FM_SCL
FM_SDA
U102
1
10
NC
C400
2
9
NC
NC
3
8
IN
GND
4
7
EN
D1
LCD_BL(1)
5
6
D3
D2
LCD_BL(2)
VIB_EN
R102
V_BATT
SC101
SC102
SC103
1
1
1
1
1 1
2
2 2
2
2
2
3
3
3 3
3
3
JIG_ON
4 4
4 4
4
4
5
5
5
5
5 5
UART1_RD_J
UART1_CTS
UART1_TD_J
UART1_RTS
JIG_REC
SC106
SC107
SC108
SC109
1 1
1
1 1
1
1
1
2
2 2
2
2 2
2
2
3 3
3
3 3
3
3
3
4
4 4
4
4 4
4
4
5 5
5
5
5 5
5
5
ANT
GSM RX
DCS RX
GSM TX
DCS TX
POWER ON
R120
FM_R
R121
FM_L
C136
V_BATT
MOT100
1
1
R122
2
2
3
1
TR100
2
R123
MAIN
1
V_BATT
MAIN_JTAG_PAD
2 VBUS
3
1
GND
VGPIO_2.8V
V_JTAG
4 D+
TMS
2 TMS
5
RTCK
3
RTCK
CHARGE_OK
6 D-
4 TRST_N
TRST_N
7
5
RXD
TDI
TDI
8 CTS
6
TCK
TCK
9 TXD
TDO
7 TDO
10 RTS
RSTON
8
PON_RESET_N
11
9 GND
JIG_REG
12 ANT
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