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SGH-E880 Flow Chart of Troubleshooting
2-
4
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R210
C204
C217
R209
11
R
D
_
A
S
S
V
81
F
U
_
A
S
S
V
91
H
C
T
R1
X
C
T
R2
X
91
F
0
1
M
1
1
M
71
S
S
V
81
S
S
V
2
1
M
2
S
S
V
81
A
8
G
3
S
S
V
9
G
4
S
S
V
8
H
5
S
S
V
6
S
S
V
9
H
01
H
7
S
S
V
8
S
S
V
11
H
21
H
9
S
S
V
7_
8
P1
_
OI
_
D
D
V
8_
8
P1
_
OI
_
D
D
V
81
D
1
F
9_
8
P1
_
OI
_
D
D
V
C
T
R
V
81
G
2
A
1
S
S
V
01
S
S
V
21
J
8
K
11
S
S
V
21
S
S
V
7L
8L
31
S
S
V
41
S
S
V
8
M
9
M
51
S
S
V
61
S
S
V
41
_8
P
1_
OI
_
D
D
V
1
U
5
U
51
_8
P
1_
OI
_
D
D
V
61
_8
P
1_
OI
_
D
D
V
21
U
8
W
71
_8
P
1_
OI
_
D
D
V
81
_8
P
1_
OI
_
D
D
V
81
W
2_
8
P1
_
OI
_
D
D
V
6
B
21
B
3_
8
P1
_
OI
_
D
D
V
61
B
4_
8
P1
_
OI
_
D
D
V
1
C
5_
8
P1
_
OI
_
D
D
V
6_
8
P1
_
OI
_
D
D
V
41
C
9
D
3
E
R
O
C_
D
D
V
4
E
R
O
C_
D
D
V
81
H
2
M
5
E
R
O
C_
D
D
V
6
E
R
O
C_
D
D
V
81
N
7
V
7
E
R
O
C_
D
D
V
31
V
8
E
R
O
C_
D
D
V
4
B
1_
8
P1
_
OI
_
D
D
V
01
_8
P
1_
OI
_
D
D
V
4L
61
L
11
_8
P
1_
OI
_
D
D
V
21
_8
P
1_
OI
_
D
D
V
1
P
81
T
31
_8
P
1_
OI
_
D
D
V
TEST1
TEST2 T14
V16
TEST3
41
W
S
M
T
N
T
S
R
T
21
R
3
M
0
X
T
7
K
1
X
T
D
_
A
D
D
V
11
T
U_
A
D
D
V
71
F
8
B
1
E
R
O
C_
D
D
V
2
E
R
O
C_
D
D
V
31
B
2
G
SPCLK1_PIO18 M18
0
S
F
P
S
3
T
N15
SPFS1_PIO15
4
R
0
D
X
R
P
S
M17
SPRXD1_PIO17
2
U
D
S2I
_0
D
X
T
P
S
SPTXD1_I2SD_PIO16 N16
TCK U14
TDI V14
T12
TDO
U15
5
G
51
G
N
T
S
E
R
3
P
10
OI
P_
OI
R
71
H
N
M
R
AL
A
C
T
R
40
OI
P_
0
S
T
R
2
N
V6
RWN
8
2
Q
RI
_
0
X
R
1
M
8
2
Q
RI
_
1
X
R
6L
4
P
K
L
C
MI
S
OI
MI
S
2
T
0
KL
C
P
S
3
R
PIO34
F2
PIO35_A_A25_BOOTSEL
N
E
O_
B
S
U_
63
OI
P
61
F
71
E
A
T
A
D_
B
S
U_
73
OI
P
KL
C_I
C
M_
83
OI
P
51
J
N
E_
D
M
C_I
C
M_
93
OI
P
41
L
41
M
N
E_
T
A
D_I
C
M_
04
OI
P
X
T
A
D
RI
_1
4
OI
P
61
R
71
R
X
R
A
D
RI
_2
4
OI
P
N
E_
0
T
A
D_I
C
M_
34
OI
P
41
N
PIO47 J16
6
4
OI
P
_1
M
W
P
2
T
A
D_I
C
M_
32
OI
P
31
L
51
L
3
T
A
D_I
C
M_
42
OI
P
52
OI
P
91
V
61
U
62
OI
P
91
U
72
OI
P
82
OI
P
71
W
PIO30_WAITN
E14
P12
PIO31_IRQ6
31
R
23
OI
P
PIO33 U18
R14
D
M
C_I
C
M_
80
OI
P
I
P
V_
B
S
U_
90
OI
P
91
C
71
V
01
OI
P
81
C
I
M
V_
B
S
U_
11
OI
P
O
P
V_
B
S
U_
21
OI
P
71
D
O
M
V_
B
S
U_
31
OI
P
61
E
T
S
R
MI
S_
41
OI
P
5
P
P
E
E
K
R
W
P_
91
OI
P
51
P
91
P
Q
E
R
KL
C
S
Y
S_
02
OI
P
0
T
A
D_I
C
M_
12
OI
P
31
K
21
L
1
T
A
D_I
C
M_
22
OI
P
8J 6H
5
D
R
B
Y
E
K
6
D
R
B
Y
E
K
4
H
1
H
7
D
R
B
Y
E
K
8
D
R
B
Y
E
K
3
H
6
G
9
D
R
B
Y
E
K
1
C
N
1
2
2
C
N
T
U
O2
3
C
S
O
61
G
P16
PIO00_IRQ5
91
B
P
S
U
S_
B
S
U_
70
OI
P
31
J
M16
IRQ1
IRQ2 M19
P17
IRQ3
IRQ4 P18
0
D
R
B
Y
E
K
7J 6J
1
D
R
B
Y
E
K
01
D
R
B
Y
E
K
4
G
2
H
F
U
B_
1
W
S
P_
11
D
R
B
Y
E
K
2
D
R
B
Y
E
K
5J 4J
3
D
R
B
Y
E
K
4
D
R
B
Y
E
K
R8
V8
D_D5
D_D6 U8
T8
D_D7
D_D8 T9
D_D9 R9
H14
FLASHRSTN
INT0 T15
W6
IO
IOBIT0_PIO05 V12
N11
IOBIT1_PIO06
R6
D_D0 U6
T6
D_D1
D_D10 P8
P9
D_D11
D_D12 N8
N9
D_D13
D_D14 N10
P11
D_D15
D_D2 R7
T7
D_D3
D_D4
20
OI
P_
0
R
S
D
2
P
4
N
30
OI
P_
0
R
T
D
D_A0 V1
W2
D_A1
D_A2 W3
V3
D_A3
D_A4 U4
D_A5 T5
D_A6 V4
N6
D_A7
D_A8
E11
G12 A_D7
A_D8
D11
E12 A_D9
B14 A_OEN
D14
A_WEN
I
K
C
21
W
CKO_IACK N12
CPTSTSTOP_CKO T17
6
M
92
OI
P_
0
S
T
C
44
OI
P_
0
D
C
D
5
N
A_D1
A_D10
C12
A12 A_D11
A_D12
F12
D12 A_D13
A_D14
E13
D13 A_D15
A_D2
F9
G10 A_D3
A_D4
G11
F11 A_D5
A_D6
A17 A_BE1N
A_CS0N
A14
C15 A_CS1N
A_CS2N
G14
J14 A_CS3N
A_CS4N
D15
C16 A_CS5N
F15 A_CS6N
B17 A_CS7N
A_D0
A8
E9
F5
F4
A_A23
A_A24
F3
A6
A_A3
A_A4
C6
A_A5
C5
A_A6
D7
E7
A_A7
A_A8
C4
C2
A_A9
A_BE0N
H16
B1
D6
A_A13
A_A14
D5
D3
A_A15
A_A16
E8
F8
A_A17
E6
A_A18
D2
A_A19
D8
A_A2
A_A20
E4
E3
A_A21
A_A22
U200
ATCK_CTS1 M4
L5
ATDI_RTS1
ATDO_PWM2 T13
K12
ATMS_PIO45
A_A0
B7
A_A1
C8
A_A10
A3
B3
A_A11
A_A12
VCCD_2.9
C220
U205
A
2
B
1
GND
3
VCC
5
Y
4
VCCD_1.8
C203
R201
Q201
1
3
2
C201
VCCD_1.5
R218
VCCD_2.9
C200
C219
C216
VRTC_1.5
R203
C205
R202
C206
R216
R208
OSC200
C207
C218
C208
N
E
_
M
S
N
E
_
T
B
V
DSP_TMS
TR_RST
DSP_TDI
DSP_TCK
BP_VF
JIG_ON
FLASH_RST_M
P
E
E
L
S_
T
B
L
E
S_
T
U
O_
OI
D
U
A
T
E
D
_
B
S
U
A(0:24)
NAND_INT
L
E
S_
T
U
O_
R
A
E
BL_LED_EN
HALL_SENSOR
AMP_SHDN
ONENAND_CS
PCM_CLK
PCM_SYNC
PCM_OUT
PCM_IN
KEY_COL(0:4)
KEY_ROW(0:4)
DSP_TDO
TR_RST
RST
FLASH_RST
FLASH_RESET
M_HOLD
KEY_COL(4)
D(14)
D(9)
D(4)
DSP_DB(11)
DSP_DB(12)
DSP_DB(13)
DSP_DB(14)
DSP_DB(15)
DSP_DB(2)
DSP_DB(3)
DSP_DB(4)
DSP_DB(5)
DSP_DB(6)
DSP_DB(7)
DSP_DB(8)
DSP_DB(9)
RAM1_CS
LCDC_CS
ROM1_CS
YMU_CS
UPPER_BYTE
LOWER_BYTE
DSP_AB(0:8)
DSP_AB(7)
DSP_AB(6)
DSP_AB(5)
DSP_AB(4)
DSP_AB(3)
DSP_AB(2)
DSP_AB(1)
DSP_AB(0)
DSP_AB(8)
DSP_DB(0:15)
DSP_DB(0)
DSP_DB(1)
DSP_DB(10)
D(0:15)
D(15)
D(13)
D(12)
D(11)
D(10)
D(8)
D(7)
D(6)
D(5)
D(3)
D(2)
D(1)
D(0)
CP_WEN
CP_OEN
FLASH_RESET
XOENAQ
N
E
_
H
S
A
L
F_
M
A
C
CAMPWR_EN
E
D
O
M
_
P
EAR_SWITCH
DLC_DETECT
USB_CON
USB_OEN
USB_DATA
DEBUG_RI
RTCALARM
DEBUG_RTS
DSP_RWN
DEBUG_RXD
SDS_RXD
SIMCLK
SIMDATA
UP_SCLK
UP_CS
UP_SDO
UP_SDI
DEBUG_TXD
SDS_TXD
DEBUG_DCD
DEBUG_DSR
DEBUG_DTR
DSP_INT
DSP_IO
INTRQ
JACK_IN
YMU_IRQ
KEY_COL(0)
KEY_COL(1)
KEY_ROW(4)
KEY_COL(2)
KEY_COL(3)
PSW1_BUF
KEY_ROW(0)
KEY_ROW(1)
KEY_ROW(2)
KEY_ROW(3)
CLK32K
LCDC_INT
USB_SUSP
USB_VPI
USB_VMI
USB_VPO
USB_VMO
SIMRST
PWR_KEEP
A(1)
A(2)
A(11)
A(12)
A(13)
A(14)
A(15)
A(16)
A(17)
A(18)
A(19)
A(20)
A(3)
A(21)
A(4)
A(5)
A(6)
A(7)
A(8)
A(9)
A(10)
CP_TCK
CP_TDI
CP_TDO
CP_TMS
A(0)
A(22)
A(23)
A(24)
CLK13M_TR
DEBUG_CTS