MX-M363N, MX-M363U, MX-M503N, MX-M503U (serv.man19). June 10 - Sharp Copying Equipment Service Manual (repair manual). Page 116

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MX-M503N  CIRCUIT DIAGRAM AND PARTS LAYOUT / 回路図と部品配置図  2 – 107
1
GND
GND
+3.3V
GND
+3.3V
+3.3V
FVPP
FVPP
GND
+3.3V
+3.3V
+3.3V
+3.3V
nWR_SRAM
(3)
nCS_SRAM
(3)
nRD_SRAM
(3)
RYnBY
(3)
DA9
(3,5,6,18)
DA14
(3,5,6,18)
DA8
(3,5,6,18)
DA12
(3,5,6,18)
DA11
(3,5,6,18)
DA15
(3,5,6,18)
DA10
(3,5,6,18)
DA13
(3,5,6,18)
DA7
(3)
DA6
(3)
DA5
(3)
DA4
(3)
DA3
(3)
DA2
(3)
DA1
(3)
DA0
(3)
DA9
(3,5,6,18)
DA14
(3,5,6,18)
DA8
(3,5,6,18)
DA12
(3,5,6,18)
DA11
(3,5,6,18)
DA15
(3,5,6,18)
DA10
(3,5,6,18)
DA13
(3,5,6,18)
DA7
(3)
DA6
(3)
DA5
(3)
DA4
(3)
DA3
(3)
DA2
(3)
DA1
(3)
DA0
(3)
AD1
(3,5,6,18)
AD2
(3,5,6,18)
AD3
(3,5,6,18)
AD4
(3,5,6,18)
AD5
(3,6,18)
AD6
(3,6,18)
AD7
(3,6,18)
AD8
(3,6,18)
AD9
(3,6,18)
AD10
(3,6,18)
AD11
(3,6,18)
AD12
(3,18)
AD14
(3)
AD13
(3)
AD16
(3)
AD18
(3)
AD17
(3)
AD15
(3)
AD20
(3)
AD19
(3)
AD1
(3,5,6,18)
AD2
(3,5,6,18)
AD3
(3,5,6,18)
AD4
(3,5,6,18)
AD5
(3,6,18)
AD6
(3,6,18)
AD7
(3,6,18)
AD8
(3,6,18)
AD9
(3,6,18)
AD10
(3,6,18)
AD11
(3,6,18)
AD12
(3,18)
AD14
(3)
AD13
(3)
AD16
(3)
AD15
(3)
AD0
(3,5,6,18)
nRES_ROM
(19)
nCS_FROM
(3)
nRD_FROM
(3)
nWR_FROM
(3)
nFWP_SCN
(13)
FWP_SCN
(13)
CPU_RXD
(3)
CPU_TXD
(3)
61pin
10pin
61pin
10pin
61pin
10pin
CB54
0.1uF(F)
CB54
0.1uF(F)
CB56
0.1uF(F)
CB56
0.1uF(F)
D
S
G
Q34
SSM3J09FU
D
S
G
Q34
SSM3J09FU
CB116
10UF(2012:F)
CB116
10UF(2012:F)
LED1
LT1F67AF
LED1
LT1F67AF
A
K
CB51
10UF(2012:F)
CB51
10UF(2012:F)
CB114
0.1uF(F)
CB114
0.1uF(F)
R266
10KJ
R266
10KJ
R267
X_0J
R267
X_0J
AS3
X_1MB_FLASHDIMM
AS3
X_1MB_FLASHDIMM
CB115
0.1uF(F)
CB115
0.1uF(F)
CP213
CP213
R255
470J
R255
470J
CB68
0.1uF(F)
CB68
0.1uF(F)
R235
10KJ
R235
10KJ
R238
10KJ
R238
10KJ
SOCKET1
DMM2-SD72AR-113-F
SOCKET1
DMM2-SD72AR-113-F
D15/A_1
12
A0
13
A1
14
A2
15
A3
16
A4
17
A5
18
A6
28
A7
31
A8
32
A9
29
A10
33
A11
34
A12
36
A13
65
A14
66
A15
67
A16
68
A17
69
A18
70
A19
71
D0
2
D1
3
D2
4
D3
5
D4
6
D5
7
D6
8
D7
9
D8
21
D9
22
D10
23
D11
24
D12
25
D13
26
D14
27
D15/A_1
35
D16
37
D17
38
D18
49
D19
50
D20
51
D21
52
D22
53
D23
54
D24
56
D25
57
D26
58
D27
60
D28
59
D29
62
D30
63
D31
64
RP
19
RY/BY
45
BYTE
48
VPP
55
1CE
40
A20
41
2CE
42
N.C
43
OE
44
WP
46
WE
47
A21
11
VCC
10
GND
30
VCC
61
GND
1
GND
20
GND
39
N.C
72
CB113
1000pF(B)
CB113
1000pF(B)
8
7
6
5
8
7
6
5
D
C
B
A
SCNcnt PWB (FLASH/SRAM/EEPROM)
: '10/Jun/01
1

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