Sharp AR-M550 (serv.man22) Service Manual ▷ View online
AR-555/550/620/625 MFP CONTROLLER PWB /
MFP コントローラ PWB
4 - 30
3
3
2
2
1
1
D
C
B
A
16/29
CPURST_
PCIREQ1
PCIREQ2
PCIREQ0
PCIRST
PCIREQ5
PCIREQ3
PCIREQ3
PDEVSEL0
4,17,25,27
PLOCK0
4
PIRDY0
4,17,25,27
PCIREQ[7:0]
4,9,17,25,27,28
CPURST
1,2,9,10,17,20,23,25
PSERR0
4,17,25,27
PCIGNT7
9
CPURST_
27
PCURST
10,22
CPURST
1,2,9,10,17,20,23,25
3.3V
R1070
10K
R405
0
NO ASM
R406
0
C985
1000pF
C984
1000pF
R16
10K
R167
10K
R168
10K
R165
10K
ICT1027
ICT1818
IC26D
74LCX08MTC
12
13
11
+
C966
47uF/16V
ICT1033
AR-555/550/620/625 MFP CONTROLLER PWB /
MFP コントローラ PWB
4 - 31
<- 7mm - >
PCIAD29
CDADQ5
SDDQ1
PCIAD17
SDDQ2
RETPMA0
CDADQ11
PCIAD23
CDADQ14
PCIAD26
RETPMD4
CDADQ2
RETPMA1
CDADQ13
PCIAD16
SDDQ15
CDADQ10
RETPMD5
CDADQ9
SDDQ3
SDDQ9
SDDQ8
PCIAD30
CDADQ6
RETPMD2
CDADQ4
PCIAD18
RETPMD0
SDDQ5
SDDQ6
PCIAD25
SDDQ13
RETPMD7
PCIAD31
CDADQ7
SDDQ14
PCIAD24
CDADQ3
CDADQ15
SDDQ12
SDDQ10
CDADQ8
PCIAD22
PCIAD27
RETPMD1
PCIAD19
PCIAD21
SDDQ11
CDADQ1
SDDQ4
RETPMD6
SDDQ7
SDDQ0
CDADQ12
PCIAD20
RETPMD3
CDADQ0
PCIAD28
RETPMD14
RETPMD15
RETPMD15
RETPMD12
RETPMD13
RETPMD13
PCIAD[31:0]
4,16,25,27
XIBACKA
19
XOBACKA
19
PCIAD12
4,16,25,27
ICUOFF
9,18
XRETPMCS
20
RETPMD[7:0]
20
1_DBL+
12
PMINTA
19
1_DATA1-
12
ODREQA
18,19
XIOWR
19,20
1_CLK+
12
SDDQ[15:0]
18
RETPMA[1:0]
20
CPURST
1,2,9,10,16,20,23,25
1_DATA1+
12
PCIGNT1
9
XODACKA
19
XIORD
19,20
PMDONEA
19
1_DBL-
12
PCLK_I
21
IDREQA
18,19
XIDACKA
19
1_DATA0+
12
CDADQ[15:0]
19
PCIREQ1
9,16
1_CLK-
12
1_DATA0-
12
PCBE03
4,16,25,27
XCDCSA
19
XIOWR
19,20
XIORD
19,20
XRETPMCS
20
RETPMD[15:12]
20
PCLK_I
21
3.3V
3.3V
3.3V
3.3V
3.3V
ICT717
BR77
1
2
3
4
2
3
4
5
6
7
8
TPAD2
1
ICT1680
ICT728
ICT139
ICT276
C987
1000pF
BR79
1
2
3
4
2
3
4
5
6
7
8
C156
0.1uF
ICT1681
ICT976
ICT1683
C158
0.1uF
ICT3
ICT1682
ICT133
ICT1972
ICT718
ICT1013
R291
0
R292
0
R231
4.7K
R293
0
R232
0
C137
0.1uF
ICT1475
R1010
4.7K
R785
10
ICT1960
ICT1964
ICT719
C143
0.1uF
R180
100
100
ICT1000
ICT729
C145
0.1uF
ICT1969
R183
100
100
ICT142
ICT469
R179
33K
C243
0.1uF
ICT730
C134
0.1uF
ICT8
ICT720
R783
33
C241
0.1uF
ICT132
C258
0.1uF
ICT470
ICT1961
C103
0.1uF
ICT138
C238
0.1uF
ICT1973
ICT731
C262
0.1uF
R177
10
NO ASM
C104
0.1uF
ICT471
ICT721
R290
0
ICT658
ICT1967
R169
10
ICT732
ICT137
C235
0.1uF
C250
0.1uF
R170
10
ICT10
ICT472
C240
0.1uF
C260
0.1uF
ICT473
ICT2064
ICT722
R178
10
NO ASM
BR73
1
2
3
4
2
3
4
5
6
7
8
ICT141
BR75
1
2
3
4
2
3
4
5
6
7
8
ICT474
ICT773
ICT1937
ICT723
ICT145
C251
0.1uF
ICT136
C242
0.1uF
R403
100
C245
0.1uF
R181
100
100
C261
0.1uF
ICT774
ICT1974
C131
0.1uF
C244
0.1uF
C135
0.1uF
ICT631
ICT1965
ICT724
C967
100pF
NO ASM
100pF
NO ASM
C246
0.1uF
C257
0.1uF
ICT775
C120
0.1uF
IC46B
74LCX08MTC
4
5
6
C160
0.1uF
ICT131
ICT1971
R1147
47
NO ASM
ICT465
ICT1938
C123
0.1uF
C154
0.1uF
ICT776
ICT1970
R1012
4.7K
C247
0.1uF
SDRAM I/ F
FRONT SCAN ASIC I / F
RET OR PM2500 I/O I /F
PM22-A CHANNEL 1 I / F
PCI I/F
IC25
SC87J
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
228
227
226
225
224
223
222
221
220
219
218
217
216
215
214
213
212
211
210
209
208
207
206
205
204
203
202
201
200
199
198
197
196
195
194
193
192
191
190
189
304
303
302
301
300
299
298
297
296
295
294
293
292
291
290
289
288
287
286
285
284
283
282
281
280
279
274
273
272
271
270
269
268
267
266
265
264
263
262
261
254
250
249
248
247
246
245
244
243
242
241
240
239
238
237
236
235
234
233
232
231
230
229
251
252
253
252
253
255
256
257
258
259
260
256
257
258
259
260
275
276
277
278
276
277
278
ADDVDDE
XRST
ADDGND
PCICLK
XREQA
XGNTA
GND
AD31
AD30
ADDVDDE
AD29
AD28
VDDI
AD27
ADDGND
ADDVDDE
AD26
AD25
AD24
GND
CBE3
IDSEL
AD23
ADDVDDE
AD22
VDDI
ADDGND
AD21
AD20
AD19
AD18
VDDE
GND
AD17
AD16
CBE2
XFRAME
ADDVDDE
ADDGND
ADDVDDE
SDSEL21
SDSEL20
SDSEL11
SDSEL10
SDSEL01
GND
SDSEL00
SDDQ15
ADDGND
SDDQ0
ADDVDDE
VDDI
SDDQ14
SDDQ1
SDDQ13
SDDQ2
SDDQ12
SDDQ3
GND
SDDQ11
ADDVDDE
ADDGND
SDDQ4
SDDQ10
VDDI
SDDQ5
SDDQ9
SDDQ6
SDDQ8
SDDQ7
VDDE
GND
XDQLM
XDQUM
XSDWE
XSDCAS
XSDRAS
ADDVDDE
UTEST4
XPMINTA
PMDONEA
IDREQA
ODREQA
VPD
GND
XIBACKA
XOBACKA
XIDACKA
XODACKA
CDADQ15
VDDI
ADDVDDE
CDADQ14
CDADQ13
CDADQ12
CDADQ11
CDADQ10
GND
VDDI
CDADQ9
CDADQ8
CDADQ7
CDADQ6
VDDE
CDADQ1
CDADQ0
GND
XPMACS
XIORD
XIOWE
RETPMD15
RETPMD14
VDDE
RETPMD13
RETPMD12
RETPMD11
RETPMD10
GND
VDDE
RETPMD0
VDDI
GND
XRETPMCS
RETPMA3
RETPMA2
RETPMA1
RETPMA0
ADDVDDE
VDDI
FBIAS
ADDGND
FSCNDBP
FSCNDBN
FSCNDAP
GND
ADDGND
FSCNDAN
FSCNCLKP
FSCNCLKN
FSCNENN
FSCNENP
RETPMD1
RETPMD2
RETPMD3
RETPMD2
RETPMD3
RETPMD4
RETPMD5
RETPMD6
RETPMD7
RETPMD8
RETPMD9
RETPMD5
RETPMD6
RETPMD7
RETPMD8
RETPMD9
CDADQ2
CDADQ3
CDADQ4
CDADQ5
CDADQ3
CDADQ4
CDADQ5
C117
0.1uF
C236
0.1uF
C252
0.1uF
ICT1307
ICT135
C248
0.1uF
ICT1308
C239
0.1uF
ICT466
C256
0.1uF
ICT514
ICT144
C237
0.1uF
ICT725
ICT140
R161
10
ICT1968
C162
0.1uF
ICT467
ICT1963
C254
0.1uF
C155
0.1uF
ICT1002
ICT1037
C259
0.1uF
ICT7
R152
33
ICT1678
ICT134
C249
0.1uF
C255
0.1uF
R153
33
ICT468
ICT1679
ICT975
ICT726
R148
33
ICT130
C253
0.1uF
R147
33
ICT2
ICT1309
ICT1966
ICT727
R142
33
C988
1000pF
ICT143
ICT9
C105
0.1uF
R143
33
R1014
4.7K
C159
0.1uF
ICT1473
D
C
B
A
5
4
3
MFP CONTROL PWB (ICU ASIC)
5
4
3
AR-555/550/620/625 MFP CONTROLLER PWB /
MFP コントローラ PWB
4 - 32
<- 7mm - >
PCIAD11
PCIAD14
PCI
D16
PCIAD7
PCIAD8
PCIAD4
PCIAD15
PCIAD13
PCIAD1
CDBDQ4
PCIAD5
PCIAD0
PCIAD10
PCIAD6
PCIAD3
PCIAD9
PCIAD2
PCIAD12
SDA9
SDA11
SDA10
SDA1
SDA2
SDA0
SDA7
SDA4
SDA5
SDA8
SDA3
SDA3
SDA6
SDA12
CDBDQ6
CDBDQ5
CDBDQ5
CDBDQ2
CDBDQ0
ODATA3
ODATA2
ODATA2
ODATA4
ODATA6
ODATA1
ODATA5
ODATA7
ODATA0
CDBDQ3
CDBDQ1
CDBDQ10
CDBDQ8
CDBDQ14
CDBDQ12
CDBDQ9
CDBDQ11
CDBDQ13
CDBDQ7
CDBDQ15
2_DBL+
12
XIBACKB
20
XSDWE
18
PMDONEB
20
XDQLM
18
SCLKI
19
SDCKE
18
XOBACKB
20
IDREQB
18,20
SDCLK
18
PMINTB
20
XODACKB
20
SDA[12:0]
18
ODREQB
18,20
2_DATA1+
12
SDBA0
18
XSDRAS
18
XSDCS1
18
2_DBL-
12
SDBA1
18
2_DATA0-
12
2_DATA0+
12
FSYNC
18,20
XSDCAS
18
2_DATA1-
12
XIDACKB
20
XDQUM
18
ODATA[7:0]
18,20
XSDCS0
18
2_CLK+
12
2_CLK-
12
PAR
4,16,25,27
PSTOP0
4,16,25,27
PCBE00
4,16,25,27
PFRAME0
4,9,16,25,27
PDEVSEL0
4,16,25,27
PCIINTA
4,9,16,25,27
PCBE01
4,16,25,27
PSERR0
4,16,25,27
PPERR0
4,16,25,27
PIRDY0
4,16,25,27
PCBE02
4,16,25,27
PTRDY0
4,16,25,27
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
R307
0
R300
0
ICT1298
C161
0.1uF
ICT782
ICT152
ICT1299
R303
0
ICT4
R102
100
100
ICT1300
ICT412
R1158
220
NO ASM
ICT783
R101
100
100
ICT1301
ICT1076
ICT1086
R109
100
100
ICT1302
ICT784
ICT710
BR50
1
2
3
4
2
3
4
5
6
7
8
ICT156
R1159
47
NO ASM
ICT785
ICT413
ICT1079
ICT160
ICT151
C989
100pF
NO ASM
NO ASM
BR47
1
2
3
4
2
3
4
5
6
7
8
ICT711
ICT1077
R107
33K
ICT2075
ICT778
ICT1474
ICT470
ICT1303
ICT786
ICT712
R298
0
ICT414
ICT1304
BR51
1
2
3
4
5
6
7
8
6
7
8
R296
0
ICT471
R301
0
ICT1087
ICT1081
ICT5
R1016
10K
ICT150
ICT472
R404
100
ICT415
ICT787
BR49
1
2
3
4
2
3
4
5
6
7
8
ICT159
ICT155
ICT1476
ICT408
ICT473
ICT788
ICT713
ICT1305
ICT515
ICT416
ICT474
ICT1306
ICT789
ICT11
ICT1082
ICT409
ICT475
ICT182
ICT146
+
C94
10uF/16V
ICT790
ICT1080
ICT277
ICT149
C97
0.1uF
ICT714
C98
0.1uF
R1017
0
NO ASM
NO ASM
ICT1088
C986
22pF
NO ASM
22pF
NO ASM
ICT12
M I/ F
PCI I/F
SCAN TEST
PM22-B OR PM2500
CHANNEL 2 I / F
CHANNEL 2 I / F
PM22-B OR PM2500
DATA OUTPUT
DATA OUTPUT
I / F
BACK SCAN
ASIC I/F
ASIC I/F
USER TEST
SELECT
SELECT
SC87J4811
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
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
194
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
AD16
CBE2
XFRAME
ADDVDDE
ADDGND
XIRDY
XTRDY
XDEVSEL
XSTOP
GND
VDDE
XINTA
XPERR
XSERR
PAR
CBE1
VDDI
ADDVDDE
ADDGND
AD15
AD14
AD13
GND
AD12
AD11
ADDVDDE
AD10
AD9
AD8
VDDI
ADDGND
CBE0
AD7
ADDVDDE
AD6
GND
AD5
AD4
AD3
AD2
ADDVDDE
AD1
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
XDQUM
XSDWE
XSDCAS
XSDRAS
ADDVDDE
SDCLK
SDCKE
ADDGND
SCLKI
GND
VDDE
XSDCS0
XSDCS1
XSDCS2
XSDCS3
ADDGND
VDDI
ADDVDDE
SDA12
SDBA0
SDA11
SDBA1
GND
ADDVDDE
SDA9
SDA10
SDA8
ADDGND
SDA0
VDDI
SDA7
ADDVDDE
SDA1
SDA6
SDA2
GND
SDA5
SDA3
SDSEL31
UTEST3
SDSEL30
SDA4
ICT158
R299
0
ICT1014
ICT715
C157
0.1uF
R302
0
ICT1084
ICT154
ICT716
ICT410
TPAD1
1
ICT777
ICT148
ICT13
ICT1296
ICT633
+
C166
10uF/16V
ICT1297
ICT153
R117
33
ICT411
ICT779
R304
0
R153
33
ICT1958
ICT1078
ICT1038
ICT1085
ICT157
R148
33
ICT14
ICT1090
R147
33
ICT780
ICT1074
ICT709
R305
0
R138
33
R142
33
R297
0
ICT161
R306
0
ICT781
R143
33
ICT1091
ICT147
3
2
1
17/29
3
2
1
D
C
B
A
AR-555/550/620/625 MFP CONTROLLER PWB /
MFP コントローラ PWB
4 - 33
5
5
4
4
3
3
D
C
B
A
MFP CONTROL PWB (ICU SDRAM)
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
17
XSDCS1
17
SDBA0
17
SDCLK
17
VDOUTB
20
XSDRAS
17
XDQLM
17
SDA[12:0]
17
XSDCAS
17
XSDCS0
17
XDQLM
17
SDCKE
17
HSYNC
14
XSDWE
17
XSDCAS
17
XDQUM
17
SDBA1
17
XSDRAS
17
DTEN
14
XSDWE
17
SDBA1
17
SDDQ[15:0]
17
SDA[12:0]
17
SDDQ[15:0]
17
CNTFAN_MON
14
FAN_MON
9
HDDFAN_MON
14
3.3V
3.3V
3.3V
ICT1232
C124
0.1uF
C132
0.1uF
C149
0.1uF
ICT1102
IC27
MT48LC16M16A2TG-75
1
2
3
4
5
6
7
8
9
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
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
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
IC8E
74LCX14MTC
11
10
IC43F
74LCX14MTC
13
12
ICT1103
ICT1685
C58
0.1uF
ICT1106
IC8A
74LCX14MTC
1
2
ICT2006
IC11D
74LCX32MTC
12
13
11
C1006
100pF
ICT1216
IC8F
74LCX14MTC
13
12
ICT1095
I
M
N
N
1
2
3
4
5
6
7
8
9
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
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
ICT1314
ICT1104
ICT1229
ICT1257
ICT1107
IC18
DS90LV017A
2
7
8
8
3
5
6
5
6
4
1
DI1
DO1+
DO1-
NC1
NC2
NC3
NC2
NC3
GND
VCC
ICT1231
I
ICT1736
ICT1230
I
ICT1094
ICT1105
Click on the first or last page to see other AR-M550 (serv.man22) service manuals if exist.