![background image](http://html.mh-extra.com/html/samsung/gt-e1120/gt-e1120_service-manual_1192318049.webp)
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.
H
VIBRATOR
(GPCTRL0)
L
(RX1)
H
L
H
L
H
RF / FM RADIO / LCD BACKLIGHT
(TX_EN)
MOD_STANDBY
(GPCTRL1)
PON_PA
GT-E1100
(RX0)
2008.10.28
LCD BACKLIGHT
Sheet
Document Number
** Not install for Non-FM
1 of 3
TX Module S/W Control Circuit
L
REV0.1
VC1
JTAG_BD
Title
Date:
RF Part
H
H
FM_RADIO
H
H
STAND BY
EGSM_RX
DCS_RX
EGSM_TX
DCS_TX
L
L
L
SC104
1 1
2
2
3 3
4
4
5 5
1005
R105
NC
ONBOARD-CLIP-4
18
B_V_BUS 1
NC1
24
17
NC2
12
NC3
NC4 13
14
NC5
NC6 15
16
NC7
A_V_BUS 9
B_ANT 7
2
B_D+
B_D- 3
19 B_GND
B_HP/PWR
20
21 B_RXD
22 B_TXD
B_V_BATT
A_D- 11
A_GND
26
8
A_GND
27 A_HP|PWR
A_RXD
28
29 A_TXD
25 A_V_BATT
30
30
31 31
32
32
33 33
4
4
5 5
6
6
34 A_ANT
10
A_D+
JTAG100
JTAG-34PIN
23 23
2
A
C
1
G
3
4
G
TP107
NC
RFS100
1005
R104
R108
1005
TX_EN
3
6
VBATT
4 VRAMP
VGPIO_2.8V
2
GPCTRL0
GPCTRL1 5
18
HB_RF_IN 20
LB_RF_IN
NC
7
10 NC
12
RX0
RX1 11
8
GND
GND
9
14
GND
GND
15
16
GND
GND
17
GND
19
GND
21
ANT
13
GND
1
22
GND
GND
23
24
GND
GND
25
26
GND
C114
PAM102
1005
1005
50V
NC
C104
ANT100
C121
1005
L103
TP100
VBAT
TA101
7
C116
50V
1005
3
G
5
G
10
G
1 IN1
4 IN2
OUT1 8
OUT1 9
6
OUT2
OUT2
VGPIO_2.8V
F100
G
2
R107
1005
1005
C128
SC101
1 1
2
2
3 3
4
4
5 5
GND
3
JIG_REG
11
10 RTS
RXD
7
9 TXD
2 VBUS
V_BATT
1
ONBOARD-CLIP-4
12 ANT
CHARGE_OK
5
8 CTS
4 D+
6 D-
C100
NC
1005
JTAG-12PIN-SYSOL
JTAGB100
1 1
2
2
3 3
4
4
5 5
L107
1005
ONBOARD-CLIP-4
SC102
TP108
TP105
ANT101
1
1
2 2
3
3
4 4
5
5
SC108
ONBOARD-CLIP-4
RXD
7
9 TXD
2 VBUS
V_BATT
1
12 ANT
CHARGE_OK
5
8 CTS
4 D+
6 D-
GND
3
JIG_REG
11
10 RTS
4 4
5
5
JTAG-12PIN-SYSOL
MAINTP100
SC106
ONBOARD-CLIP-4
1
1
2 2
3
3
1005
C105
3
4
4
5 5
TP103
TP104
ONBOARD-CLIP-4
SC107
1 1
2
2
3
C129
3
3
4 4
5
5
1005
2 GND
SC100
ONBOARD-CLIP-4
1
1
2 2
AHK3292IGU-T1
U101
D1 6
4
D2
C112
1005
L104
C115
1005
50V
R100
NC
1005
L105
1005
C120
NC
C102
1005
C101
NC
1005
R101
VBAT
C109
NC
1005
VBAT
C103
2
L100
4
5
_SEN
MOT100
1 1
2
RCLK
3 RFGND
ROUT 12
SCLK
6
7
SDIO
VA
14
VD 10
VIO
8
_RST
GND
17
GND
15
GPO
13
LOUT
1 NC
NC
16
NC
18
19
NC
9
4
4
5 5
NC
U100
FMI
1
1
2
ONBOARD-CLIP-4
SC105
1 1
2
2
3 3
1
2 2
3
3
4 4
5
5
1005
SC103
ONBOARD-CLIP-4
1
2
C110
TR100
1
3
L106
1005
L101
1005
C111
1005
TP101
TP102
1005
50V
C113
R118
1005
1005
NC
R117
TP106
1005
NC
R116
L110
1005
VBUS
2
1 V_BATT
CTS
8
D+
4
D-
6
3 GND
11 JIG_REG
RTS
10
7 RXD
TXD
9
JTAGA100
JTAG-12PIN-SYSOL
12 ANT
5 CHARGE_OK
C108
1005
LED_K2
LED_A
LCD_BL_EN
C107
1005
UART1_RTS
UART1_RD_J
UART1_TD_J
VBAT
FM_L
FM_R
EGSMRX
DCSRX
LED_K1
VBAT_A
JIG_ON_A
UART1_TD_J_A
UART1_RD_J_A
UART1_CTS_A
UART1_RTS_A
JIG_REC_A
GND_A
GND_B
VBAT_B
JIG_ON_B
UART1_TD_J_B
UART1_RD_J_B
UART1_CTS_B
UART1_RTS_B
JIG_REC_B
JIG_ON
JIG_REC
UART1_CTS
UART1_CTS_B
UART1_RTS_B
JIG_ON_B
JIG_ON_B
UART1_RD_J_B
UART1_TD_J_B
JIG_ON_A
UART1_RD_J_A
UART1_TD_J_A
UART1_CTS_A
UART1_RTS_A
JIG_REC_A
JIG_ON_A
JIG_REC_B
VBAT
GND_A
GND_B
GND_A
VBAT_A
VBAT_B
TMS
TCK
TDO
TRST_N
WEn
RSTON
RTCK
VC1
MOD_STANDBY
PON_PA
RAMP
EGSMRX
DCSRX
EGSM_TX
DCS_TX
32KHz_DIGIT
FM_SCL
FM_SDA
FM_RST
FM_INT
FM_ANT
TDI
VIB_EN
DCSRX_P
DCSRX_N
EGSMRX_P
EGSMRX_N