Service manual
SAMSUNG Proprietary-Contents may change without notice
Flow Chart of Troubleshooting
10-13
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R425
H_GPIO8
VCAM_2.8V
5
0
4
C
VCAM_2.8V
C426
R418
VCCD_2.9V
TV_3.3V
2
0
4
C
VCCD_1.8V
6
0
4
C
C421
H_GPIO9
8
0
4
C
4
0
4
C
R424
9
0
4
C
GND2
4
HOT
1
3
HOT
TV_3.3V
OSC401
2
GND1
R450
R414
C420
P9
P14
L_DA2
P2
L_WR_N
P3
LS_CS_N
P4
L_DA0
P5
GPIO1_D0
P6
GPIO1_D1
P7
GPIO1_D4
P8
GPIO1_D7
N7
GPIO1_D3
N8
GPIO1_D5
N9
L_DA3
P1
1
G
D
D
V
0
1
P
GPIO2_D9
P11
TESTMODE
P12
C
A
D
D
V
3
1
P
D_SDATAIN
N12
D_MSCK
N13
D_SDATAOUT
N14
L_DA4
N2
L_DA5
N3
L_DA1
N4
L_RD_N
N5
L_PCLK
N6
GPIO1_D2
L9
L_DA8
M1
S_SSN
M13
S_MISO
M14
L_DA7
M2
L_DA6
N1
GPIO1_D6
N10
GPIO2_D8
N11
D_BCK
3
1
L
GPIO2_D10
L14
L_DA10
L2
L_DA9
L4
S
S
V
5
L
I
D
D
V
6
L
D_SDA
L7
S_SCK
L8
D_LRCK
K5
C
D
D
V
6
K
D_SCK
K7
TMS
K8
TRST
K9
L_DA11
L1
I
P
S
D
D
V
0
1
L
S_MOSI
L11
S
S
V
J5
L_DA12
K1
GPIO2_D11
K10
TDI
K11
RTCK
K13
TCK
K14
L_DA17
K2
L_DA14
K4
L_DA13
5
H
L_CS_N
J1
V
T
S
S
V
A
0
1
J
V
T
D
D
V
A
1
1
J
T_OUT
J13
TDO
J14
L_ADS
J2
L_DA16
J4
L_DA15
5
G
USB_DP
H1
M_SD0
H10
M_SD1
H11
T_VRO
H13
T_VREF
H14
USB_DM
H2
B
S
U
D
D
V
4
H
D
C
L
D
D
V
5
F
GPIO2_D15
G1
M_SD5
G10
M_SD7
G11
M_SD3
G13
M_SD2
G14
GPIO2_D14
G2
C
D
D
V
4
G
S
S
V
E9
S
S
V
1
F
M_SD8
F10
M_SD9
F11
M_SD6
F13
M_SD4
F14
C_PWDN
F2
C_D7
F4
I
D
D
V
E13
M_SD11
E14
C_D5
E2
C_D1
E4
C_D4
E5
SD_D5_SD_3
E6
M_INTR
E7
M_SD13
E8
M_SA1
5
D
SD_D2_SD_0
D6
M_ADS
D7
C
D
D
V
8
D
XRTS0
D9
C_D6
E1
M_SD12
E10
M_SD14
E11
M_SD10
C2
C_D3
D1
M_HOLD
D10
MS_CS_N
D11
M_SD15
D13
M_SA0
D14
C_D2
D2
C_PCLK
D4
S
D
D
V
B5
D
S
D
D
V
6
B
SD_D0_SCLK
B7
GPIO2_D12
B8
S
S
V
9
B
C_D0
C1
XOUT
C13
XIN
C14
C_MCLK
B10
SOUT0
B11
B12
M_RESET_N
L
L
P
D
D
V
3
1
B
L
L
P
S
S
V
4
1
B
C_SDA
B2
S
S
V
3
B
STROBE
B4
SD_D3_SD_1
A3
C
D
D
V
4
A
SD_D4_SD_2
A5
Q
S
S
V
6
A
SD_D1_SCMD
A7
GPIO2_D13
A8
I
D
D
V
9
A
C_SCK
B1
M_SA2
2
C_VS
A1
M_CS_N
A10
XCTS0
A11
SIN0
A12
M_WR_N
A13
M_RD_N
A14
C_HS
A2
C_RST
U403
C
N
1
C
N
VCAM_2.8V
R422
ENABLE
52
GND
4
OUUSAG
3
6
V+
U404
+IN
1
R426
1
0
4
L
VCCD_1.8V
R423
7
0
4
C
C424
3
0
4
C
C456
TV_3.3V
R427
C425
TV_EN
M_CLK
LCD_D(10)
LCD_D(11)
LCD_D(12)
LCD_D(13)
LCD_D(14)
LCD_D(15)
LCD_D(0)
LCD_D(1)
LCD_D(2)
LCD_D(3)
LCD_D(4)
LCD_D(5)
LCD_D(6)
LCD_D(7)
LCD_D(8)
LCD_D(9)
TVOUT
MLCD_CS
LCD_ADS
LCD_WEN
SLCD_CS
LCD_D(0:15)
Y(1)
Y(0)
P_CLK
CAM_HSYNC
CAM_VSYNC
C_SDA
C_SCK
CAM_RST
D_BCK
D_LRCK
D_MSCK
D_SDIN
D_SDOUT
P_MODE
VCAM_EN
TV_EN
LCDC_INT
CP_OEN
LCDC_CS
A(8)
FLASH_RST
A(18)
Y(0:7)
Y(7)
Y(6)
Y(5)
Y(4)
Y(3)
Y(2)
D(1)
D(2)
D(3)
D(4)
D(5)
D(6)
D(7)
D(8)
D(9)
D(10)
D(11)
D(12)
D(13)
D(14)
D(15)
M_HOLD
CP_WEN
A(1)
A(2)
D[0:15]
D(0)