Sharp MX-M550U / MX-M620U (serv.man2) Service Manual ▷ View online
MX-M550/M620/M700 CIRCUIT DIAGRAM / 回路図 4 - 98
1pin <-> 2pin Patt
ern short
PONRST
2,9,10,11,23,30
RES_SCN
14
CNCT_FAX_A 9
FAX_ON
10
12V_RST
14
+12V_FAN
14
SRAM_CE2
11
RTCCS_CNTA 14
VCC
VCC
3.3V
VCC
+12V
+12V
3.3V
VCC
3.3V
3.3V
3.3V
3.3V
F3
ICP-S2.3
NO ASM
1
2
1
2
IC753
PST598IN
1
2
3
4
5
M/R
SUB
GND
VOUT
VCC
ICT2102
C43B
74LCX14MTC
4
D14
RB451F
2
1
3
ICT1833
Q17
2SB1198K
3
2
1
R
1203
1K
+
C1009
470uF/16V
R1234
1K
NO ASM
R
1207
1K
NO
ASM
ICT2101
R1230
1K
ICT2017
ICT750
C212
0.1uF
Q18
2SC2412K
3
2
1
IC43D
74LCX14MTC
9
8
ICT2104
IC43E
74LCX14MTC
11
10
6
C6102
4
5
6
S
D
D
R1226
10K
D35
RB451F
2
1
3
IC47
PST598DN
1
2
3
4
5
M/R
SUB
GND
VOUT
VCC
+
C207
10uF/16V
NO ASM
ICT2103
R1227
1K
IC48
PST598DN
1
2
3
4
5
M/R
SUB
GND
VOUT
VCC
R
1204
10
K
ICT2100
ICT2106
R950
5.6KF
C183
0.1uF
R951
4.7KF
ICT2105
R253
1K
R1232
0
NO ASM
178
10K
R1233
0
NO ASM
ICT912
C191
0.1uF
R1225
2.2K
D36
RD2.0S
R1177
0(1608)
NO ASM
R1229
5.6K
ICT2084
R1228
1K
ICT2107
R1231
0
3
3
2
2
1
1
D
C
B
A
22/30
MX-M550/M620/M700 CIRCUIT DIAGRAM / 回路図 4 - 99
A_SYSCMD0
A_SYSCMD3
A_SYSCMD7
A_SYSCMD4
A_SYSCMD2
A_SYSCMD5
A_SYSCMD1
A_SYSCMD6
A_SYSCMD8
A_SYSAD1
A_SYSAD46
A_SYSAD22
A_SYSAD56
A_SYSAD14
A_SYSAD48
A_SYSAD25
A_SYSAD18
A_SYSAD51
A_SYSAD50
A_SYSAD62
A_SYSAD45
A_SYSAD15
A_SYSAD40
A_SYSAD35
A_SYSAD37
A_SYSAD43
A_SYSAD34
A_SYSAD7
A_SYSAD63
A_SYSAD2
A_SYSAD27
A_SYSAD42
A_SYSAD53
A_SYSAD47
A_SYSAD33
A_SYSAD44
A_SYSAD54
A_SYSAD3
A_SYSAD31
A_SYSAD61
A_SYSAD29
A_SYSAD49
A_SYSAD11
A_SYSAD5
A_SYSAD12
A_SYSAD41
A_SYSAD21
A_SYSAD24
A_SYSAD16
A_SYSAD59
A_SYSAD26
A_SYSAD32
A_SYSAD28
A_SYSAD30
A_SYSAD4
A_SYSAD36
A_SYSAD52
A_SYSAD9
A_SYSAD39
A_SYSAD6
A_SYSAD60
A_SYSAD55
A_SYSAD19
A_SYSAD23
A_SYSAD17
A_SYSAD38
A_SYSAD13
A_SYSAD57
A_SYSAD0
A_SYSAD58
A_SYSAD20
A_SYSAD8
A_SYSAD10
A_SYSCMD[8:0]
1,4
F_INT5
1
3_RELEASE
1,5
MODECLK
1,9,30
RDY
1,2
JTDO_A
1,3
JTRST
3
DRINT
1,2
CPUCLK
1,21
INT1
1,9
JTDI
1,3
3_VALIDOUT
1,2
A_SYSAD[63:0]
1,4
MODEIN
9
VCCOK
1,2
COLDRST
1,2,8,28
F_INT1
1
JTMS
1,3
F_INT4
1
NMI_DR
1,2
JTCLK
1,3
CPURST
1,2,9,10,16,18,20,25
INT2
1,9
3_VALIDIN
1,2
3_EXTRQST
1,2
MODEINC
1
PCLK_J2
21
MSW_MON_P
9,14
PONRST
2,9,10,11,22,30
3.3V
3.3V
3.3V
3.3V
ICT396
R108
4.7K
CN20
52837-1209
NO ASM
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
3.3V
3.3V
NC
GND
GND
SYSAD0
SYSAD2
SYSAD4
SYSAD6
SYSAD8
SYSAD10
SYSAD12
SYSAD14
SYSAD16
SYSAD18
SYSAD20
SYSAD22
SYSAD24
SYSAD26
SYSAD28
SYSAD30
SYSAD32
SYSAD34
SYSAD36
SYSAD38
SYSAD40
SYSAD42
SYSAD44
SYSAD46
SYSAD48
SYSAD50
SYSAD52
SYSAD54
SYSAD56
SYSAD58
SYSAD60
SYSAD62
GND
GND
SYSCMD0
SYSCMD2
SYSCMD4
SYSCMD6
VALIDIN
VALIDOUT
RDY
EXTRQST
RELEASE
DRINT
INT0
INT1
INT2
TDPOF
A2_INT
NC
GND
GND
NC
3.3V
3.3V
3.3V
3.3V
NC
GND
GND
SYSAD1
SYSAD3
SYSAD5
SYSAD7
SYSAD9
SYSAD11
SYSAD13
SYSAD15
SYSAD17
SYSAD19
SYSAD21
SYSAD23
SYSAD25
SYSAD27
SYSAD29
SYSAD31
SYSAD33
SYSAD35
SYSAD37
SYSAD39
SYSAD41
SYSAD43
SYSAD45
SYSAD47
SYSAD49
SYSAD51
SYSAD53
SYSAD55
SYSAD57
SYSAD59
SYSAD61
SYSAD63
GND
GND
SYSCMD1
SYSCMD3
SYSCMD5
SYSCMD7
SYSCMD8
NMI_DR
CPURST
COLDRST
GND
CPUCLK
GND
JTCLK
JTDI
JTMS
JTDO_A
JTRST
GND
GND
NC
3.3V
3.3V
C998
1000pF
ICT
1873
R870
0
5
5
4
4
3
3
D
C
B
A
MFP CONTROL PWB (FPGA) (MX-M620N/M620U/M620)
MX-M550/M620/M700 CIRCUIT DIAGRAM / 回路図 4 - 100
( for ALTERA)
A_TCK
20,30
A_TDO
30
A_TMS
20,30
A_TDI
20,30
F_INT5
1
WAKE_UP
14
3.3V
3.3V
3.3V
3.3V
3.3V
3.3V
3.3V
3.3V
ICT1864
R1062
0
R1063
0
R1065
0
R1064
0
C350
0.1uF
R
461
1K
R1089
4.7K
ICT1870
S
C1
1D
R
IC748
74LCX74MTC
4
3
2
1
10
11
12
13
5
6
9
8
ICT1872
ICT1866
IC746B
74LCX08MTC
4
5
6
ICT1802
ICT1868
ICT1800
ICT1867
ICT1796
IC746C
74LCX08MTC
9
10
8
ICT1865
R1088
4.7K
ICT1869
C316
0.1uF
C1005
100pF
CN18
9A12-1034
NO ASM
1
2
3
4
5
6
7
8
9
10
R
459
1K
NO
ASM
R1137
10K
NO ASM
C943
0.1uF
IC11B
74LCX32MTC
4
5
6
C942
0.1uF
ICT1990
S
C1
1D
R
IC749
74LCX74MTC
4
3
2
1
10
11
12
13
5
6
9
8
R
458
1K
ICT1993
R
457
1K
ICT1982
R
456
1K
ICT2028
ICT1801
IC746D
74LCX08MTC
12
13
11
C944
0.1uF
3
3
2
2
1
1
D
C
B
A
23/30
MX-M550/M620/M700 CIRCUIT DIAGRAM / 回路図 4 - 101
C
era
m
ic
C
era
m
ic
Low Imped ance
NIPPON
CHEMI-CON
MVYseries
NIPPON
CHEMI-CON
MVYseries
Low Imped ance
NIPPON
CHEMI-CON KZE
NIPPON
CHEMI-CON KZE
Low Imped ance
NIPPON
CHEMI-CON KZE
NIPPON
CHEMI-CON KZE
VCC
F2
ICP-S2.3
NO ASM
1
2
1
2
+ C841
MVY 470uF/25V
NO ASM
1
2
C322
1000pF
NO ASM
1
2
+
C342
KZE 470uF/16V
1
2
+
C343
KZE 470uF/16V
1
2
C328
1000pF
NO ASM
1
2
IC718
2
8
3
9
1
7
VIN
VIN
NC
NC
GND
GND
IC717
1
2
3
4
5
6
7
VIN
VIN
VIN
GND
GND
GND
GND
C326
10
uF/
10
VG
R
M
31
B
1
2
C321
4.
7uF/
10
VG
R
M
31
B
1
2
F4
CCF1N2
1
2
1
2
F1
CCF1N3.15
1
2
1
2
5
5
4
4
3
3
D
C
B
A
MFP CONTROL PWB (DC_POWER) (MX-M620N/M620U/M620)
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