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SGH-E880 Flow Chart of Troubleshooting
2-
13
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HERA_1.8
V_SENSE_2.8
V_SENSE_2.8
R319
VCCD_1.8
R304
VDDI
VDDI
F6
H1
VDDICD
2
NI
X
01
B
01
A
2
T
U
O
X
0
1
K
USB_DM
G2
G1
USB_DP
G4
UVDDI
VDDAC
K9
D5
VDDC
E5
VDDC
F5
VDDC
D6
9
D
S_
M
N_
R
W_
M
7
A
2
C
N
C
N
1
PGND
A9
B9
PVDD
E
B
O
R
T
S
3
B
SVDDI
E3
0
E
D
O
M
_
T
51
D
S_
M
2
D
S_
M
8
G
01
F
3
D
S_
M
4
D
S_
M
9
F
8
F
5
D
S_
M
6
D
S_
M
7
F
7
D
S_
M
01
E
8
D
S_
M
9
E
7
E
8
C
0
D
S_
M
0
1
G
9
G
1
D
S
_
M
8
E
01
D
S_
M
0
1
D
11
D
S_
M
21
D
S_
M
9
D
7
D
31
D
S_
M
41
D
S_
M
8
D
0
1
C
6
C
8
B
S
D
A_
M
N_
S
C_
M
6
A
E
L
O
H_
M
6
B
7
C
R
T
NI
_
M
8
A
N_
D
R_
M
N
_
T
E
S
E
R_
M
7
B
9
C
0
A
S_
M
1
A
S_
M
K1
K2
L_DA6
K3
L_DA7
J2
L_DA8
L_DA9
J3
J8
L_RD_N
K7 L_RESET_N
L_WR_N
J7
N
_
S
C_
S
M
J5
H5
L_DA14
L_DA15
G3
H6
L_DA16
L_DA17
G6
K5
L_DA2
L_DA3
K4
J4
L_DA4
L_DA5
H8
G7
L_ADS
L_CS_N
H7
K6
L_DA0
L_DA1
J6
H2
L_DA10
L_DA11
H3
H4
L_DA12
L_DA13
GND
GND J1
5
C
0
_
OI
P
G
1
_
OI
P
G
5
B
5
A
2
_
OI
P
G
3
_
OI
P
G
4
C
4
B
4
_
OI
P
G
5
_
OI
P
G
4
A
LS_CS_N
K
C
R
L
_
D
9J
K
C
S
M_
D
NI
A
T
A
D
S
_
D
8
K
0
1
H
T
U
O
A
T
A
D
S
_
D
D4
GND
GND
E4
F4
GND
GND
E6
G5
K
L
C
M
_
C
2
B
K
L
C
P_
C
N
D
W
P
_
C
1
B
T
S
R
_
C
3
A
1
C
K
C
S
_
C
A
D
S
_
C
2
C
S
V
_
C
1
A
K
C
B
_
D
0
1J
9
H
1
D_
C
2
D_
C
1
D
2
E
3
D_
C
4
D_
C
1
E
1
F
5
D_
C
6
D_
C
2
F
3
F
7
D_
C
S
H
_
C
3
C
2
A
U301
0
D_
C
3
D
2
D
C334
C304
C330
C303
C339
Q300
1
3
2
R303
OSC300
2
4
3
1
C300
C302
VCCD_2.9
C301
R321
M_HOLD
LCD_WEN
D_SDOUT
)8
(
A
A(2)
Y(0:7)
LCD_D(13)
LCD_D(14)
LCD_D(15)
LCD_D(2)
LCD_D(3)
LCD_D(4)
LCD_D(5)
LCD_D(6)
LCD_D(7)
LCD_D(8)
LCD_D(9)
LCD_D(0:15)
CAM_SCL
HZREF
VTREF
)
0(
Y
)
1(
Y
)
2(
Y
)
3(
Y
)
4(
Y
)
5(
Y
)
6(
Y
)
7(
Y
D_LRCK
D_MSCK
D_SDIN
)
5(
D
)
1(
D
)
3(
D
)
0(
D
D[0:15]
MCLK
LCD_CS
M_HOLD
CP_WEN
LCD_RS
LCDC_INT
CP_OEN
CAM_RESET
LCDC_CS
CAM_SDA
PCLK
D_BCK
FLASH_RESET
A(1)
LCD_D(0)
LCD_D(1)
LCD_D(10)
LCD_D(11)
LCD_D(12)
)5
1(
D
)
2(
D
)
8(
D
)0
1(
D
)3
1(
D
)
6(
D
)2
1(
D
)4
1(
D
)
4(
D
)1
1(
D
)
9(
D
)
7(
D
C332
VBAT
HERA_1.8
VCCD_2.9
R324
4
2
GND
SW
5
VIN
1
U303
EN
3
FB
R323
L301
C331