Sharp MX-M550U / MX-M620U (serv.man2) Service Manual ▷ View online
MX-M550/M620/M700 CIRCUIT DIAGRAM / 回路図 4 - 30
<- 7mm ->
PCIAD
11
PCIAD
14
PCIAD
7
PCIAD
8
PCIAD
4
PCIAD
15
PCIAD
13
PCIAD
1
CDBDQ4
PCIAD
5
PCIAD
0
PCIAD
10
PCIAD
6
PCIAD
3
PCIAD
9
PCIAD
2
PCIAD
12
SDA9
SDA11
SDA10
SDA1
SDA2
SDA0
SDA7
SDA4
SDA5
SDA8
SDA3
SDA6
SDA12
CDBDQ6
CDBDQ5
CDBDQ2
CDBDQ0
ODATA3
ODATA2
ODATA4
ODATA6
ODATA1
ODATA5
ODATA7
ODATA0
CDBDQ3
CDBDQ1
CDBDQ10
CDBDQ8
CDBDQ14
CDBDQ12
CDBDQ9
CDBDQ11
CDBDQ13
CDBDQ7
CDBDQ15
2_DBL+
12
XIBACKB
20
XSDWE
17
PMDONEB
20
XDQLM
17
SCLKI
19
SDCKE
17
XOBACKB
20
IDREQB
17,20
SDCLK
17
PMINTB
20
XODACKB
20
SDA[12:0]
17
ODREQB
17,20
2_DATA1+
12
SDBA0
17
XSDRAS
17
XSDCS1
17
2_DBL-
12
SDBA1
17
2_DATA0-
12
2_DATA0+
12
FSYNC
17,20
XSDCAS
17
2_DATA1-
12
XIDACKB
20
XDQUM
17
ODATA[7:0]
17,20
XSDCS0
17
2_CLK+
12
2_CLK-
12
PAR
4,15,18,25,27
PSTOP0
4,15,18,25,27
PCBE00
4,15,18,25,27
PFRAME0
4,9,15,18,25,27
PDEVSEL0
4,15,18,25,27
PCIINTA
4,9,15,18,25,27
PCBE01
4,15,18,25,27
PSERR0
4,15,18,25,27
PPERR0
4,15,18,25,27
PIRDY0
4,15,18,25,27
PCBE02
4,15,18,25,27
PTRDY0
4,15,18,25,27
CDBDQ[15:0]
19,20
CDID
19,20
XCDCSB
20
RETCLK
20
PM1075_LSYNC 20
SCLKI
19
3.3V
ICU_V
3.3V
3.3V
ICT1298
R300
0
R307
0
ICT782
C161
0.1uF
ICT1299
ICT152
ICT4
R303
0
R1158
220
NO ASM
ICT
412
ICT1300
R102
100
ICT783
R101
100
ICT1301
ICT1076
ICT784
ICT1302
R109
100
ICT1086
BR50
33Ω
1
2
3
4
5
6
7
8
ICT710
R1159
47
NO ASM
ICT156
ICT785
ICT
413
ICT160
ICT1079
C989
100pF
NO ASM
ICT151
BR47
33Ω
1
2
3
4
5
6
7
8
ICT711
ICT1077
ICT2075
R107
33K
ICT778
ICT1474
ICT786
ICT1303
ICT
414
R298
0
ICT
712
ICT1304
BR51
33Ω
1
2
3
4
5
6
7
8
ICT
471
R296
0
R301
0
ICT1087
R1016
10K
ICT5
ICT1081
ICT150
ICT
472
ICT787
ICT
415
R404
100
BR49
33Ω
1
2
3
4
5
6
7
8
ICT159
ICT1476
ICT155
ICT
473
ICT408
ICT788
ICT713
ICT515
ICT
1305
ICT
474
ICT416
ICT789
ICT
1306
ICT11
ICT
409
ICT1082
ICT
475
ICT790
+
C
94
10
uF/
16
V
ICT146
ICT182
ICT277
ICT1080
C97
0.1uF
ICT149
ICT714
C98
0.1uF
R1017
0
NO ASM
ICT1088
ICT12
C986
22pF
NO ASM
ICT1014
R299
0
ICT158
M I/F
CI I/F
SCAN TEST
PM22-B OR PM2500
CHANNEL 2 I/F
PM22-B OR PM2500
DATA OUTPUT I/F
BACK SCAN
ASIC I/F
USER TEST
SELECT
SC87J4811
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
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
193 192 191 190 189 188 187 186 185 184 183 182 181 180 179 178 177 176 175 174 173 172 171 170 169 168 167 166 165 164 163 162 161 160 159 158 157
154 153
155
156
AD
16
CBE
2
XFRAME ADDVDDE ADDGND XIRDY XTRDY XDEVSEL XSTOP GN
D
VDDE XINT
A
XPER
R
XSER
R
PAR CBE
1
VDDI ADDVDDE ADDGND AD
15
AD
14
AD
13
GN
D
AD
12
AD
11
ADDVDDE AD
10
AD
9
AD
8
VDDI ADDGND CBE
0
AD
7
ADDVDDE AD
6
GN
D
AD
5
AD
4
AD
3
AD
2
ADDVDDE AD
1
AD0
PCITEST
SMCK
XTST
MST
XSM
GND
XOAKSEL
XPMINTB
PMDONEB
IDREQB
ODREQB
VDDI
ADDVDDE
XIBACKB
XOBACKB
XIDACKB
XODACKB
CDBDQ0
GND
VDDI
CDBDQ1
CDBDQ2
CDBDQ3
CDBDQ4
VDDE
CDBDQ5
CDBDQ6
CDBDQ7
CDBDQ8
CDBDQ9
CDBDQ10
GND
CDBDQ11
CDBDQ12
CDBDQ13
CDBDQ14
VDDE
CDBDQ15
XPMBCS
PMID
ODATA0
ODATA1
GND
ODATA2
ODATA3
ODATA4
ODATA5
ODATA6
ODATA7
VDDE
XBACK
XDACK
ADDVDDE
DREQ
VDDI
GND
RETCLK
XLSYNC
FSYNC
UTEST0
UTEST1
UTEST2
VDDI
ADDVDDE
BBIAS
BSCNDBN
BSCNDBP
BSCNDAN
GND
BSCNDAP
BSCNCLKP
BSCNCLKN
BSCNENP
BSCNENN
ADDGND
XDQU
M
XSDWE XSDCA
S
XSDRA
S
ADDVDDE
SDCL
K
SDCK
E
ADDGND
SCLKI
GN
D
VDDE
XSDCS
0
XSDCS
1
XSDCS
2
XSDCS
3
ADDGND
VDDI
ADDVDDE
SDA
12
SDBA
0
SDA
11
SDBA
1
GN
D
ADDVDDE
SDA
9
SDA
10
SDA
8
ADDGND
SDA
0
VDDI SDA
7
ADDVDDE
SDA
1
SDA
6
SDA
2
GN
D
SDA
5
SDA
3
SDSEL
31
UTEST
3
SDSEL
30
SDA
4
ICT715
R302
0
C157
0.1uF
ICT154
ICT1084
ICT716
ICT
410
TPAD1
1
ICT777
ICT148
ICT13
ICT1296
ICT1297
C
166
10
uF/
16
V
ICT633
ICT779
ICT
411
R117
33
ICT153
R304
0
ICT1038
ICT1078
ICT1958
ICT14
R
148
33
ICT157
ICT1085
ICT1090
ICT780
R
147
33
R
138
33
R305
0
ICT709
ICT
1074
R297
0
R
142
33
ICT781
R306
0
ICT161
R
143
33
ICT147
ICT1091
3
3
2
2
1
1
D
C
B
A
16/30
MX-M550/M620/M700 CIRCUIT DIAGRAM / 回路図 4 - 31
SDDQ14
SDDQ4
SDDQ9
SDA9
SDA1
SDDQ6
SDDQ3
SDA6
SDA3
SDDQ0
SDDQ15
SDA12
HSYNC
SDDQ10
SDDQ1
SDDQ3
SDDQ2
SDA10
SDDQ0
SDA0
SDDQ1
SDDQ7
SDDQ8
SDA2
SDA11
SDA2
SDDQ7
SDDQ11
SDA5
SDDQ13
SDDQ6
SDDQ12
SDA0
SDDQ5
SDA10
DTEN
SDA1
SDA3
SDA4
SDA7
SDA8
SDDQ4
SDDQ2
SDDQ5
SDBA0
16
XSDCS1
16
SDBA0
16
SDCLK
16
VDOUTB
20
XSDRAS
16
XDQLM
16
SDA[12:0]
16
XSDCAS
16
XSDCS0
16
XDQLM
16
SDCKE
16
HSYNC
14
XSDWE
16
XSDCAS
16
XDQUM
16
SDBA1
16
XSDRAS
16
DTEN
14
XSDWE
16
SDBA1
16
SDDQ[15:0]
16
SDA[12:0]
16
SDDQ[15:0]
16
ICUOFF
9,16
CNTFAN_MON
14
FAN_MON
9
HDDFAN_MON
14
3.3V
3.3V
3.3V
C124
0.1uF
ICT1232
C132
0.1uF
C149
0.1uF
0.1uF
ICT1102
IC27
MT48LC16M16A2TG-75
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
VCC
DQ0
VCCQ
DQ1
DQ2
VSSQ
DQ3
DQ4
VCCQ
DQ5
DQ6
VSSQ
DQ7
VCC
LDQM
WE
CAS
RAS
CS
BS0
BS1
A10/AP
A0
A1
A2
A3
VCC
VSS
A4
A5
A6
A7
A8
A9
A11
A12
CKE
CLK
UDQM
NC
VSS
DQ8
VCCQ
DQ9
DQ10
VSSQ
DQ11
DQ12
VCCQ
DQ13
DQ14
VSSQ
DQ15
VSS
IC8C
74LCX14MTC
5
6
ICT1233
ICT1279
ICT1281
ICT1280
C1007
100pF
IC43F
74LCX14MTC
13
12
IC8E
74LCX14MTC
11
10
ICT1685
ICT1103
C58
0.1uF
ICT1106
IC8A
74LCX14MTC
1
2
ICT2006
IC11D
74LCX32MTC
12
13
11
C1006
100pF
ICT1216
IC8F
74LCX14MTC
13
12
ICT1095
ICT1314
ICT1104
ICT1107
ICT1257
ICT1229
IC18
DS90LV017A
2
7
8
3
5
6
4
1
DI1
DO1+
DO1-
NC1
NC2
NC3
GND
VCC
ICT1231
ICT1736
ICT1230
ICT1094
ICT1105
5
5
4
4
3
3
D
C
B
A
MFP CONTROL PWB (ICU SDRAM) (MX-M550N/M550U/M550)
MX-M550/M620/M700 CIRCUIT DIAGRAM / 回路図 4 - 32
SDDQ0
SDDQ14
SDA12
ODATA4
SDDQ13
SDDQ9
ODATA5
SDDQ14
SDDQ15
SDA8
SDDQ7
SDDQ4
ODATA0
SDA11
SDA9
SDDQ12
SDDQ11
SDDQ6
SDDQ2
SDA7
SDDQ8
SDDQ15
SDDQ11
ODATA1
SDDQ10
SDDQ3
SDDQ10
SDA5
ODATA2
ODATA3
SDDQ8
SDA6
SDDQ1
ODATA7
SDDQ12
SDDQ5
ODATA6
SDDQ13
SDDQ9
SDA4
VIDEO1
14
IDREQA
16,19
SDCLK
16
ODREQB
16,20
ODATA[7:0]
16,20
VIDEO0
14
SDCKE
16
ODREQA
16,19
XDQUM
16
IDREQB
16,20
SDDQ[15:0]
16
BD
20
FSYNC
16,20
3.3V
3.3V
3.3V
3.3V
3.3V
3.3V
R1161
47
NO ASM
ICT1994
ICT1098
ICT1083
C990
100pF
NO ASM
ICT1096
ICT1100
C220
0.1uF
R1160
220
NO ASM
ICT1995
BR3
10kΩ
1
2
3
4
5
6
7
8
BR2
10kΩ
1
2
3
4
5
6
7
8
ICT1981
ICT1959
ICT1092
BR80
10kΩ
1
2
3
4
5
6
7
8
ICT1288
ICT1093
C37
0.1uF
ICT2005
ICT1988
ICT1991
BR74
10kΩ
1
2
3
4
5
6
7
8
ICT1097
C112
0.1uF
ICT1099
C99
0.1uF
ICT1109
C144
0.1uF
ICT246
ICT1999
IC22
MT48LC8M16A2TG-75
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
VCC
DQ0
VCCQ
DQ1
DQ2
VSSQ
DQ3
DQ4
VCCQ
DQ5
DQ6
VSSQ
DQ7
VCC
LDQM
WE
CAS
RAS
CS
BS0
BS1
A10/AP
A0
A1
A2
A3
VCC
VSS
A4
A5
A6
A7
A8
A9
A11
A12
CKE
CLK
UDQM
NC
VSS
DQ8
VCCQ
DQ9
DQ10
VSSQ
DQ11
DQ12
VCCQ
DQ13
DQ14
VSSQ
DQ15
VSS
BR76
10kΩ
1
2
3
4
5
6
7
8
R624
33
ICT1217
ICT1101
ICT1108
TPAD32
1
TPAD33
1
R41
33
TPAD34
1
TPAD35
1
BR78
10kΩ
1
2
3
4
5
6
7
8
7
8
1
ICT1989
ICT2080
ICT406
ICT1992
ICT405
C87
0.1uF
3
3
2
2
1
1
D
C
B
A
17/30
MX-M550/M620/M700 CIRCUIT DIAGRAM / 回路図 4 - 33
PCI BOARD
#B
PCIAD16
PCIAD2
PCIAD31
PCBE00
PCIAD19
PCIAD13
PCIAD3
PCIAD26
PCBE03
PCIAD15
PCIAD7
PCIAD5
PCIAD29
PCBE02
PCIAD4
PCIAD27
PCIAD8
PCIAD11
PCIAD17
PCIAD12
PCIAD25
PCIAD18
PCIAD30
PCIAD0
PCIAD10
PCIAD21
PCIAD14
PCIAD20
PCIAD24
PCLK_H
PCIAD1
PCIAD22
PCIAD9
PCIAD23
PCIAD6
PCIAD28
PCBE01
PCIGNT4
PCIREQ4
PCIREQ7
PCIINTB
9
PFRAME0
4,9,15,16,25,27
PPERR0
4,15,16,25,27
PTRDY0
4,15,16,25,27
PCLK_O2
21
PSTOP0
4,15,16,25,27
PCIAD15
4,15,16,25,27
PCLK_H
21
PCIINTA
4,9,15,16,25,27
PCIAD[31:0]
4,15,16,25,27
PAR
4,15,16,25,27
PCIREQ[7:0]
4,9,15,16,25,27,28
PCBE0[3:0]
4,15,16,25,27
PCIGNT4
9
3.3V
VCC
VCC
3.3V
3.3V
R776
0
R775
0
R
12
10
K
R
131
10
K
CN9
100P15.2-JXKS-GB
1
2
3
5
7
9
11
13
15
17
19
4
6
8
10
12
14
16
18
20
21
22
23
29
30
24
25
26
27
28
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
1
2
3
5
7
9
11
13
15
17
19
4
6
8
10
12
14
16
18
20
21
22
23
29
30
24
25
26
27
28
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
R59
10
R
18
10
K
R
13
10
K
5
5
4
4
3
3
D
C
B
A
MFP CONTROL PWB (PCI BOARD CONNECTOR) (MX-M550N/M550U/M550)
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