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SGH-P400 Flow Chart of Troubleshooting
3-
10
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VCCD
R5021
0
T1
D5
T2
D6
E7
T3
F6
T4
100NF
C503
S-A17
C6
S-CE2
D8
S-VCC
D9
G10
S-_CE1
S-_LB
F3
S-_OE
F5
F4 S-_UB
S-_WE
B8
A2
NC
NC
H1
H2
NC
NC
H3
NC
A10
A11
NC
NC
A12
NC
H11
H10
F2-_CE
GND
H8
A9
GND
GND
D3
NC
A1
H12
NC
NC
1
2
NC
C4
F-RY/_BY
F-VCC
D10
E4
F-VPP
F-_OE
H9
D4 F-_RST
F-_WE
C3
F-_WP
E3
F1-_CE
H7
DQ4
C9
C10
DQ5
DQ6
C8
B10
DQ7
DQ8
F8
F7
DQ9
G4 F-A17
C5 F-A21
DQ10
E8
E6
DQ11
DQ12
D7
C7
DQ13
DQ14
B9
B7
DQ15
DQ2
E9
E10
DQ3
A4
H5
H4 A5
A6
G6
G5 A7
A8
B4
B6 A9
DQ0
F9
F10
DQ1
A14
A6
A5 A15
A16
B3
A18
G3
E5 A19
A2
G8
A3 A20
G7 A3
U500
A0
H6
G9 A1
A10
B5
A4 A11
A12
A8
A7 A13
VCCD
100NF
C500
C504
10NF
R501
68K
100NF
C502
C501
100NF
VCCD
NC
R505
WR_PROTECT
D(6)
D(7)
D(8)
D(9)
CP_CSROMEN
CP_WEN
CP_OEN
UPPER_BYTE
A(0)
CP_CSROM2EN
CP_CSRAMEN
FLASH_RESET
A(10)
A(11)
A(12)
A(13)
A(14)
A(15)
A(16)
D(0)
D(1)
D(10)
D(11)
D(12)
D(13)
D(14)
D(15)
D(2)
D(3)
D(4)
D(5)
D(0:15)
A(1:22)
A(7)
A(8)
A(17)
A(18)
A(19)
A(20)
A(21)
A(22)
A(6)
A(5)
A(4)
A(3)
A(9)
A(2)
A(1)