Samsung GT-E2232 Service Manual page 70

1 2
KEY_COL(4)
KEY_COL(3)
KEY_COL(2)
A KEY_COL(1)
KEY_COL(0)
C500
18PF
1005
L503 STAR
2 1
R501
KEY_ROW(0)
ZERO
L504
2 1
B
R506
KEY_ROW(1)
L505 SHARP
2 1
R510
KEY_ROW(2)
R511
KEY_ROW(3)
R512
KEY_ROW(4)
C
ZD502
VBAT
D
VSIM2_3.0V
C504 C536
C505
C506
BTC500
R529
SIM2_RST
1 1
SIM2_CLK
2 R545
2 VF
3
3
4
NC
5
NC
6
NC
7
NC
C507
C537
E
VDD_IO1_1.8V
C512
F
DSDS_SCL
VSIM_2.85V
VDD_IO1_1.8V
DSDS_SDA
R537
R538
1
IRQ
2
RESETX
3
NC
U506
4
BSI
G
5
SIM2_CLK CLK2
6
SIM2_IO
IO2
SIM2_RST
VBAT
H
1 2
3 4 5
V_MAIN_KEY_3.3V
SEVEN FOUR ONE TWO
2 1 2 1 2 1 2 1
R513
NINE SIX THREE FIVE 470 1.5K
2 1 2 1 2 1 2 1
SOFT_ONE LEFT SEND EIGHT
2 1 2 1 2 1 2 1
UP OK DOWN
2 1 2 1 2 1
SOFT_TWO RIGHT
2 1 2 1
END
2 1
ONKEY_N
Service Schematics
SIM500
R530
6 6
1 1
5
2 2 5
4 4
3 3 SIM2_IO
G G G G
10 9 8 7
C538 C508 C509
VSIM1_3.0V VSIM_2.85V
R520
CN500
NC 23
NC 22
NC 21
NC 20
NC
19
R539 NC 18
TP_SIM_IO
18
IO SIM_IO NC 17
R540 C7 16
TP_SIM_CLK
17
CLK SIM_CLK C3
15
R543 C6
TP_SIM_RST 14
16
SIM_RST
RST C2 13
C5
12
15
NC C1 11
8
10
14
SIM1_CLK
CLK1 7
9
6
13 8
SIM1_IO
IO1 5
7
4
6
SIM1_RST
3
5
2
4
1
3
SW-A
2
SW-B
1
VSIM2_3.0V VSIM1_3.0V
C513
3 4 5
6 7
UART1_TXD
UART1_RXD
JIG_ON
USB_DP
USB_DM
R514 R515 R516 R517 R518 L506
VUSB_5.0V_IN
1.5K 470 470 470
C503
NC
1005
SAMSUNG PROPRIETARY
THIS DOCUMENT CONTAINS CONFIDENTIAL
PROPRIETARY INFORMATION THAT IS
SAMSUNG ELECTRONICS COS PROPERTY.
DO NOT DISCROSE TO OR DUPLICATE FOR OTHERS
EXCEPT AS AUTHORIZED BY SAMSUNG.
VMMC_2.85V
VDD_IO1_1.8V
R519
R521
R522
R523 R524 R525 R526 R527
R528
R534
C515
C514 C517 C518
C519
6 7
8 9 10
VBAT
U502
1
1
2
2
3
3
4
4
5
5
6
6
7
7
8
8
9
9
10
10
R503 1K 11
1005
11
R504 1K 12
1005
12
13 13
14 14
R507 1K
1005 15
15
R508 10
1005 16 16
R509 10
1005 17
17
18 18
19
19
20 20
21 NC
22 NC
23
NC
24 NC
25 NC
ZD501
26 NC
27
NC
VBUS_5V_J
USB_DM_J
USB_DP_J
JIG_ON_J
RXD1_J
TXD1_J
VDD_2.9V
LCD500
1
1
2
2
3
LCD(6) LCD_D1(6)
3
4
4
5 5
LCD(4) LCD_D1(4)
6
6
7 7
LCD(2) LCD_D1(2)
8
8
9
LCD(0) LCD_D1(0) 9
10
10
11
11
12
12
13
13
14
14
15
LCD(7) LCD_D1(7)
15
16
16
17
LCD(5) LCD_D1(5)
17
18
18
19
LCD(3) LCD_D1(3)
19
20
20
21
LCD(1) LCD_D1(1)
21
22
22
23
23
24
24
25
25
26
FLM FLM_O
26
27
27
28
LCD_CS LCD_CS_O
28
29
29
30
LCD_WR LCD_WR_O 30
31
31
32
LCD_RS LCD_RS_O 32
33
NC
34
NC
C510
SIM_IO
SIM_CLK VCAM_A_2.8V VCAM_1.8V
SIM_RST
CN501
1
TP_CAM_HSYNC 2
SIM1_IO CAM_HSYNC
R541 3
SIM1_CLK CAM_PCLK_IN
4
CAM_MCLK_OUT
5
CAM_VSYNC TP_CAM_VSYNC
SIM1_RST
6
7
8
SD_DATA(1) CAM_STANDBY
9
CAM_O(4)
SD_DATA(0)
10
CAM_RST TP_CAM_RST
11
CAM_SDA
SD_CLK
12
CAM_SCL
13
CAM_O(7)
SD_CMD
14
CAM_O(6)
SD_DATA(3)
15
CAM_O(5)
SD_DATA(2)
16
CAM_O(3)
17
SD_DETECT CAM_O(2)
18
CAM_O(1)
TP_SD_DETECT
19
CAM_O(0)
20
21
22
ZD503
23
C520 C521
24
C522
8 9 10
1 1 1 2
VBAT
U500
1 6
EN_LCD_BL EN D1 LCD_BL(1)
2 5
GND RSET
3 4
LCD_BL(0) IN D2 LCD_BL(2)
C501
1000nF
10V
1005
VDD_IO2_1.8V
FLM_O
LCD_RST
LCD_BL(0)
LCD_BL(1)
LCD_BL(2)
LCD_D1(7)
LCD_D1(6)
LCD_D1(5)
LCD_D1(4)
LCD_D1(3)
LCD_D1(2)
LCD_D1(1)
LCD_D1(0)
LCD_WR_O
LCD_RS_O
LCD_CS_O
LCD_RD
C526 C527 C528 C529 C530 C531 C532 C533 C534 C535
C511
1
2
3
4 CAM_D(7) CAM_O(7)
5
6 CAM_D(5) CAM_O(5)
7
8 CAM_D(3) CAM_O(3)
9
CAM_D(1) CAM_O(1)
10
11
12
CAM_D(6) CAM_O(6)
13
14
CAM_D(4) CAM_O(4)
15
16
CAM_D(2) CAM_O(2)
17
18
CAM_D(0) CAM_O(0)
19
20
GND
GND
GND
GND
of
5
11 12
A
B
C
D
E
F
G
H