Sharp AR-505 (serv.man3) Service Manual ▷ View online
C184
223Z
C20
104Z**
R168
0J
C169
223Z
C151
223Z
C170
223Z
C173
223Z
C174
***P
C239
104Z
NF86
NFM51R
1
3
R167
82J
C175
***P
R166
82J
R150
22J
NF91
NFM51R
1
3
NF87
NFM51R
1
3
X5
SG-8002JC 50MHz
OE
1
GND
2
OUT
3
VDD
4
IC19
MEMORY G/A
VDD
229
VDD
230
IAD0
231
GND
232
IAD1
233
GND
234
IAD2
235
GND
236
IAD3
237
VDD
238
GND
239
IAD4
240
GND
241
IAD5
242
VDD
243
IAD6
244
GND
245
IAD7
246
GND
247
GND
248
IAD8
249
GND
250
IAD9
251
VDD
252
IAD10
253
GND
254
IAD11
255
VDD
256
GND
257
IAD12
258
GND
259
IAD13
260
GND
261
IAD14
262
GND
263
IAD15
264
VDD
265
VDD
266
GND
267
GND
268
IAD16
269
GND
270
IAD17
271
GND
272
IAD18
273
GND
274
IAD19
275
VDD
276
GND
277
IAD20
278
GND
279
IAD21
280
VDD
281
IAD22
282
GND
283
IAD23
284
GND
285
GND
286
IAD24
287
GND
288
IAD25
289
VDD
290
IAD26
291
GND
292
IAD27
293
VDD
294
GND
295
IAD28
296
GND
297
IAD29
298
GND
299
IAD30
300
GND
301
IAD31
302
VDD
303
VDD
304
GND
153
GND
154
MCS0
155
MCS1
156
MCS2
157
MCS3
158
MCS4
159
MCS5
160
MCS6
161
MCS7
162
GND
163
MA0
164
MA1
165
MA2
166
VDD
167
GND
168
MA3
169
MA4
170
VDD
171
GND
172
MA5
173
MA6
174
MA7
175
VDD
176
GND
177
MA8
178
MA9
179
VDD
180
GND
181
MA10
182
MA1
1
183
MA12
184
VDD
185
GND
186
MBA0
187
MBA1
188
VDD
189
VDD
190
GND
191
GND
192
MRAS
193
MCAS
194
MWE
195
VDD
196
GND
197
MBE0
198
MBE1
199
MBE2
200
MBE3
201
VDD
202
GND
203
MLCLK0
204
MLCLK1
205
MHCLK0
206
MHCLK1
207
MCLKE
208
VDD
209
GND
210
PD0
21
1
PD1
212
PD2
213
PD3
214
PD4
215
PD5
216
PD6
217
PD7
218
PD8
219
PD9
220
PD10
221
PD1
1
222
PD12
223
PD13
224
PD14
225
PD15
226
GND
227
GND
228
GND
116
MDL18
117
SMC
10
MDL19
118
MDL20
119
GND
1
MDL21
120
VDD
77
MDL22
121
MDL23
122
VDD
78
SCK
11
MDL24
123
MDL4
79
GND
2
VDD
124
MDL5
80
GND
125
MDL6
81
TRDY
3
MDL7
82
MDH18
126
MDL8
83
FRAME
4
MDH19
127
MDL9
84
MDL10
85
MDH20
128
VDD
86
SIN
12
MDH21
129
GND
87
MDH4
88
IRDY
5
MDH22
130
MDH5
89
MDH6
90
CBE0
6
MDH23
131
MDH7
91
MDH8
92
CBE1
7
MDH24
132
MDH9
93
MDH10
94
CBE2
8
GND
95
GND
133
GND
96
CBE3
9
MDL11
97
MDL12
98
AMC
13
MDL13
99
GND
134
MDL14
100
MDL15
101
SOT
14
MDL16
102
MDL17
103
VDD
15
VDD
104
GND
105
GND
16
MDH11
106
MDH12
107
MDH13
108
CLK66I
17
MDH14
109
MDH15
110
MDH16
111
CLK33I
18
MDH17
112
VDD
113
VDD
19
VDD
114
GND
115
MDL25
135
GND
20
MDL26
136
MDL27
137
MDL28
138
CLK33O-0
21
MDL29
139
MDL30
140
CLK33O-1
22
MDL31
141
VDD
142
GND
143
CLK33O-2
23
MDH25
144
MDH26
145
CLK33O-3
24
MDH27
146
MDH28
147
MDH29
148
CLK33O-4
25
MDH30
149
MDH31
150
VDD
26
VDD
151
VDD
152
GND
27
CLK33O-5
28
CLK33O-6
29
CLK33O-7
30
CLK33O-8
31
CLK33O-9
32
VDD
33
GND
34
BGNT0
35
BGNT1
36
VDD
37
VDD
38
GND
39
GND
40
BGNT2
41
BGNT3
42
BGNT4
43
BGNT5
44
BGNT6
45
BGNT7
46
BGNT8
47
VDD
48
GND
49
BREQ0
50
BREQ1
51
BREQ2
52
BREQ3
53
BREQ4
54
BREQ5
55
BREQ6
56
VDD
57
GND
58
BREQ7
59
BREQ8
60
ABTL
TS
61
RESET
62
TEST0
63
TEST1
64
MDL0
65
MDL1
66
MDL2
67
MDL3
68
VDD
69
GND
70
MDH0
71
MDH1
72
MDH2
73
MDH3
74
GND
75
GND
76
R155
82J
82J
R395
R397
R399
R401
R403
R405
R407
R409
R398
R406
R410
R408
R394
10KJ
10KJ
R411
0J
0J
R402
R404
R400
R396
R463
4.7kJ
R462
4.7kJ
R467
4.7kJ
R466
4.7kJ
R465
4.7kJ
R464
4.7kJ
R470
4.7kJ
R469
4.7kJ
R468
4.7kJ
R479
10KJ
R480
10KJ
IAD [0..31]
IAD25
IAD31
IAD6
IAD8
IAD24
IAD22
IAD11
IAD2
IAD17
IAD10
IAD5
IAD9
IAD0
IAD30
IAD20
IAD28
IAD18
IAD13
IAD26
IAD14
IAD19
IAD16
IAD21
IAD15
IAD7
IAD27
IAD12
IAD4
IAD1
IAD29
IAD23
IAD3
MDL [0..31]
MDH31
MDH30
MDH29
MDH28
MDH27
MDH26
MDH25
MDH30
MDH29
MDH28
MDH27
MDH26
MDH25
MDL31
MDL30
MDL29
MDL28
MDL30
MDL29
MDL28
MDL26
MDL27
MDL25
MDH24
MDH23
MDH22
MDH21
MDH23
MDH22
MDH21
MDH19
MDH20
MDH18
MDL19
MDL21
MDL22
MDL23
MDL24
MDL20
MDL18
MDH13
MDH12
MDH12
MDH14
MDH15
MDL14
MDL12
MDH11
MDH16
MDH17
MDL16
MDL15
MDL15
MDL13
MDL17
MDL11
MDH6
MDH5
MDH5
MDH7
MDH8
MDL7
MDL5
MDH4
MDH9
MDH10
MDL9
MDL8
MDL8
MDL6
MDL10
MDL4
MDL0
MDL1
MDL2
MDL3
MDH2
MDH3
MDH0
MDH1
MDH [0..31]
TRDY\
FRAME\
IRDY\
FRAME\
IRDY\
CBE0
CBE1
CBE2
CBE3
CBE1
CBE2
CBE3
MA0
MA1
MA2
MA3
MA4
MA8
MA9
MA5
MA6
MA7
MA10
MA1
1
MA12
PD0
PD1
PD3
PD5
PD4
PD6
PD8
PD7
PD9
PD1
1
PD10
PD12
PD14
PD13
PD15
PD2
+3.3V
+5V1
+3.3V
+3.3V
+3.3V
+3.3V
+5V1
+3.3V
+3.3V
IAD [0..31]
BRQ8\
BRQ5\
BRQ5\
BRQ1\
BRQ0\
BRQ0\
IBREQ\
CBE0
CBE1
CBE2
CBE3
CBE1
CBE2
CBE3
FRAME\
IRDY\
IRDY\
TRDY\
RES_IMG\
BRQ4\
CK33OUT1
IBGNT\
SUB_CLK
BGNT4\
BGNT0\
BGNT8\
CK33OUT8
BGNT1\
BGNT5\
CK33OUT4
MDH [0..31]
MDL [0..31]
BRQ9\
BGNT9\
MA [0..12]
MCS0\
MCS2\
MCS4\
MCS6\
MBA0
MBA1
MRAS\
MCAS\
MWE\
MBE0
MBE1
MBE2
MLCLK0
MLCLK1
MHCLK0
MHCLK1
MBE3
MCLKE
IC19
2-3A,6-8A,7-8C,11-7D
2-6A,6-7C,7-8C,11-7D
2-6A,6-7A,7-8C,11-7D
2-6A,3-8B,4-7B,5-8B,6-2D,6-3A,7-8C
6-3C(2GA)
2-6A(CPU GA)
7-8C(RDH GA)
8-6C,11-7D,12-1C,12-6C
Not installed
6-8D(2GA)
2-7D(CPU GA)
7-8C(RDH GA)
6-7D(2GA)
6-8D(2GA)
7-8C(RDH GA)
11-7D(SCSI GA)
Not installed
Not installed
Not installed
Not installed
2-6A,6-7C,7-8C,11-7D
2-6A,6-7C,7-8C,11-7D
2-6A,6-7A,7-8C,11-7D
2-6A,6-7A,7-8C,11-7D
2-6A,6-7A,7-8C,11-7D
11-7D(SCSI GA)
11-7D(SCSI GA)
11-7D(SCSI GA)
11-7D(SCSI GA)
6-3C(2GA)
6-7A(2GA)
6-7A(2GA)
2-6A(CPU GA)
Not installed
Not installed
10-8B
10-2C
10-3C
10-5C
10-6C
10-8D
10-8C
0J*13
0J*3
1
1
1
8
7
6
5
4
3
2
1
8
7
6
5
4
3
2
1
D
C
B
A
D
C
B
A
9/14
ICU PWB (MEMORY_G/A)
– 37 –
– 38 –
AR-505
8/4/1999
R420
22J
R421
22J
R427
22J
R426
22J
R423
22J
R422
22J
R424
22J
R415
22J
R414
22J
R413
22J
R425
22J
C249
104Z
C250
104Z
C253
104Z
C254
104Z
C257
104Z
C258
104Z
C259
104Z
C260
104Z
C255
104Z
C256
104Z
C251
104Z
C252
104Z
C247
104Z
C248
104Z
IC121
SDRAM-2
DQMU
39
NC
40
DQML
15
VCC
27
VSS
54
VCC
14
VCC
1
VCCQ
3
VCCQ
43
VCCQ
9
CKE
37
VCCQ
49
VSSQ
6
VSSQ
12
VSSQ
46
VSSQ
52
BA0
20
VSS
28
VSS
41
CLK
38
A12
36
BA1
21
A11
35
A10
22
A9
34
A8
33
A7
32
A6
31
A5
30
A4
29
A3
26
A2
25
A1
24
A0
23
WE
16
DQ0
2
CAS
17
DQ1
4
RAS
18
DQ2
5
CS
19
DQ3
7
DQ4
8
DQ5
10
DQ6
11
DQ7
13
DQ8
42
DQ9
44
DQ10
45
DQ11
47
DQ12
48
DQ13
50
DQ14
51
DQ15
53
C246
104Z
C245
104Z
IC120
SDRAM-1
DQMU
39
NC
40
DQML
15
VCC
27
VSS
54
VCC
14
VCC
1
VCCQ
3
VCCQ
43
VCCQ
9
CKE
37
VCCQ
49
VSSQ
6
VSSQ
12
VSSQ
46
VSSQ
52
BA0
20
VSS
28
VSS
41
CLK
38
A12
36
BA1
21
A11
35
A10
22
A9
34
A8
33
A7
32
A6
31
A5
30
A4
29
A3
26
A2
25
A1
24
A0
23
WE
16
DQ0
2
CAS
17
DQ1
4
RAS
18
DQ2
5
CS
19
DQ3
7
DQ4
8
DQ5
10
DQ6
11
DQ7
13
DQ8
42
DQ9
44
DQ10
45
DQ11
47
DQ12
48
DQ13
50
DQ14
51
DQ15
53
IC122
SDRAM-3
DQMU
39
NC
40
DQML
15
VCC
27
VSS
54
VCC
14
VCC
1
VCCQ
3
VCCQ
43
VCCQ
9
CKE
37
VCCQ
49
VSSQ
6
VSSQ
12
VSSQ
46
VSSQ
52
BA0
20
VSS
28
VSS
41
CLK
38
A12
36
BA1
21
A11
35
A10
22
A9
34
A8
33
A7
32
A6
31
A5
30
A4
29
A3
26
A2
25
A1
24
A0
23
WE
16
DQ0
2
CAS
17
DQ1
4
RAS
18
DQ2
5
CS
19
DQ3
7
DQ4
8
DQ5
10
DQ6
11
DQ7
13
DQ8
42
DQ9
44
DQ10
45
DQ11
47
DQ12
48
DQ13
50
DQ14
51
DQ15
53
IC124
SDRAM-5
DQMU
39
NC
40
DQML
15
VCC
27
VSS
54
VCC
14
VCC
1
VCCQ
3
VCCQ
43
VCCQ
9
CKE
37
VCCQ
49
VSSQ
6
VSSQ
12
VSSQ
46
VSSQ
52
BA0
20
VSS
28
VSS
41
CLK
38
A12
36
BA1
21
A11
35
A10
22
A9
34
A8
33
A7
32
A6
31
A5
30
A4
29
A3
26
A2
25
A1
24
A0
23
WE
16
DQ0
2
CAS
17
DQ1
4
RAS
18
DQ2
5
CS
19
DQ3
7
DQ4
8
DQ5
10
DQ6
11
DQ7
13
DQ8
42
DQ9
44
DQ10
45
DQ11
47
DQ12
48
DQ13
50
DQ14
51
DQ15
53
IC126
SDRAM-7
DQMU
39
NC
40
DQML
15
VCC
27
VSS
54
VCC
14
VCC
1
VCCQ
3
VCCQ
43
VCCQ
9
CKE
37
VCCQ
49
VSSQ
6
VSSQ
12
VSSQ
46
VSSQ
52
BA0
20
VSS
28
VSS
41
CLK
38
A12
36
BA1
21
A11
35
A10
22
A9
34
A8
33
A7
32
A6
31
A5
30
A4
29
A3
26
A2
25
A1
24
A0
23
WE
16
DQ0
2
CAS
17
DQ1
4
RAS
18
DQ2
5
CS
19
DQ3
7
DQ4
8
DQ5
10
DQ6
11
DQ7
13
DQ8
42
DQ9
44
DQ10
45
DQ11
47
DQ12
48
DQ13
50
DQ14
51
DQ15
53
IC127
SDRAM-8
DQMU
39
NC
40
DQML
15
VCC
27
VSS
54
VCC
14
VCC
1
VCCQ
3
VCCQ
43
VCCQ
9
CKE
37
VCCQ
49
VSSQ
6
VSSQ
12
VSSQ
46
VSSQ
52
BA0
20
VSS
28
VSS
41
CLK
38
A12
36
BA1
21
A11
35
A10
22
A9
34
A8
33
A7
32
A6
31
A5
30
A4
29
A3
26
A2
25
A1
24
A0
23
WE
16
DQ0
2
CAS
17
DQ1
4
RAS
18
DQ2
5
CS
19
DQ3
7
DQ4
8
DQ5
10
DQ6
11
DQ7
13
DQ8
42
DQ9
44
DQ10
45
DQ11
47
DQ12
48
DQ13
50
DQ14
51
DQ15
53
IC125
SDRAM-6
DQMU
39
NC
40
DQML
15
VCC
27
VSS
54
VCC
14
VCC
1
VCCQ
3
VCCQ
43
VCCQ
9
CKE
37
VCCQ
49
VSSQ
6
VSSQ
12
VSSQ
46
VSSQ
52
BA0
20
VSS
28
VSS
41
CLK
38
A12
36
BA1
21
A11
35
A10
22
A9
34
A8
33
A7
32
A6
31
A5
30
A4
29
A3
26
A2
25
A1
24
A0
23
WE
16
DQ0
2
CAS
17
DQ1
4
RAS
18
DQ2
5
CS
19
DQ3
7
DQ4
8
DQ5
10
DQ6
11
DQ7
13
DQ8
42
DQ9
44
DQ10
45
DQ11
47
DQ12
48
DQ13
50
DQ14
51
DQ15
53
IC123
SDRAM-4
DQMU
39
NC
40
DQML
15
VCC
27
VSS
54
VCC
14
VCC
1
VCCQ
3
VCCQ
43
VCCQ
9
CKE
37
VCCQ
49
VSSQ
6
VSSQ
12
VSSQ
46
VSSQ
52
BA0
20
VSS
28
VSS
41
CLK
38
A12
36
BA1
21
A11
35
A10
22
A9
34
A8
33
A7
32
A6
31
A5
30
A4
29
A3
26
A2
25
A1
24
A0
23
WE
16
DQ0
2
CAS
17
DQ1
4
RAS
18
DQ2
5
CS
19
DQ3
7
DQ4
8
DQ5
10
DQ6
11
DQ7
13
DQ8
42
DQ9
44
DQ10
45
DQ11
47
DQ12
48
DQ13
50
DQ14
51
DQ15
53
R429
22J
R428
22J
R412
22J
R418
22J
R417
22J
R419
22J
R416
22J
R431
200J
200J
R430
200J
200J
R433
200J
200J
R432
200J
200J
R435
200J
200J
R437
200J
200J
R434
200J
200J
R436
200J
200J
NF93
NFM51R
1
3
NF94
NFM51R
1
3
NF96
NFM51R
1
3
NF95
NFM51R
1
3
MDL31
MDL30
MDL28
MDL27
MDL26
MDL25
MDL24
MDL23
MDL22
MDL21
MDL20
MDL29
MDL19
MDL18
MDL17
MDL16
MDL22
MDL23
MDL24
MDL25
MDL26
MDL27
MDL28
MDL23
MDL24
MDL25
MDL26
MDL27
MDL28
MDL30
MDL31
MDL31
MDL21
MDL16
MDL17
MDL18
MDL19
MDL17
MDL18
MDL19
MDL29
MDL20
MDH22
MDH23
MDH24
MDH25
MDH26
MDH27
MDH28
MDH23
MDH24
MDH25
MDH26
MDH27
MDH28
MDH30
MDH31
MDH31
MDH21
MDH16
MDH17
MDH18
MDH19
MDH17
MDH18
MDH19
MDH29
MDH20
MDH13
MDH10
MDL15
MDL6
MDH0
MBA1
MBA0
MA0
MA12
MWE\
MA7
MDL5
MA7
MDH6
MDH3
MA0
MA12
MA7
MA0
MA2
MA3
MA3
MA9
MDL9
MA9
MA11
MBA1
MRAS\
MA6
MBA0
MBA0
MA0
MWE\
MDL14
MDL6
MDL2
MDL1
MA5
MA6
MA6
MA8
MBA1
MA12
MA4
MDH4
MA11
MA8
MA8
MRAS\
MRAS\
MA0
MA7
MA1
MA4
MA10
MA9
MDL1
MA8
MRAS\
MRAS\
MA0
MA5
MDL9
MA3
MA4
MA2
MA8
MA8
MBA1
MRAS\
MDL2
MDH2
MCAS\
MA12
MA12
MA10
MDL10
MA3
MCAS\
MA5
MA5
MWE\
MA7
MA7
MA9
MA4
MA2
MDH15
MA8
MA6
MA6
MA6
MA1
MA5
MA12
MDL7
MWE\
MWE\
MWE\
MDL12
MDL4
MA3
MA9
MA4
MCLKE
MA11
MA5
MA10
MDL5
MDL13
MDH9
MA3
MA4
MCLKE
MCLKE
MCLKE
MCLKE
MA2
MBA1
MDL12
MA6
MA1
MBA0
MDL3
MDL0
MCLKE
MA3
MDH1
MA2
MDL0
MBA1
MRAS\
MA6
MA1
MBA0
MA10
MA10
MA7
MDL7
MWE\
MA3
MA4
MCLKE
MCLKE
MDL13
MA8
MDL14
MDH12
MCAS\
MA0
MWE\
MA10
MDL15
MCAS\
MA11
MA11
MBA1
MDL3
MA6
MDL8
MCAS\
MCAS\
MA1
MA1
MA5
MA12
MDH5
MA9
MA9
MA4
MA2
MA11
MDL10
MDH8
MCAS\
MCAS\
MA1
MDL4
MBA1
MBA0
MA0
MA10
MA10
MDL11
MRAS\
MBA0
MA2
MA2
MA11
MA11
MDH14
MDH11
MA1
MBA0
MA12
MDL8
MA3
MA9
MDL11
MA5
MDH7
MA7
MLCLK0
MLCLK0
MHCLK0
MHCLK0
MBE1
MBE1
MBE1
MBE1
MBE0
MBE0
MBE0
MBE0
MCS6/
MCS6\
MCS4\
MCS4\
MCS2\
MCS2\
MCS0\
MCS0\
MLCLK1
MBE3
MBE2
MBE2
MBE3
MBE2
MBE2
MBE2
MBE3
MLCLK1
MLCLK1
MLCLK1
MBE3
MDH22
MDH23
MDH24
MDH25
MDH26
MDH27
MDH28
MDH23
MDH24
MDH25
MDH26
MDH27
MDH28
MDH30
MDH31
MDH31
MDH21
MDH16
MDH17
MDH18
MDH19
MDH17
MDH18
MDH19
MDH29
MDH20
MDH13
MDH10
MDH0
MDH6
MDH3
MDH4
MDH4
MDH2
MDH15
MDH9
MDH1
MDH12
MDH5
MDH8
MDH14
MDH11
MDH7
+3.3V1
+3.3V1
+3.3V1
+3.3V1
+3.3V1
+3.3V1
+3.3V1
+3.3V1
+3.3V1
+3.3V1
+3.3V1
+3.3V1
+3.3V1
+3.3V1
+3.3V1
+3.3V1
+3.3V1
+3.3V1
+3.3V1
+3.3V1
+3.3V1
+3.3V1
MDL [0..31]
MA [0..12]
MBA0
MBA1
MBA1
MCS0\
MCS2\
MRAS\
MCAS\
MCAS\
MWE\
MBE1
MBE0
MBE0
MLCLK0
MCLKE
MCS4\
MCS6\
MHCLK0
MDH [0..31]
MLCLK1
MBE3
MBE2
MBE2
MHCLK1
9-1D
Not installed
BR*20 22J
Not installed
Not installed
Not installed
Not installed
Not installed
Not installed
9-1D
9-1D
9-1D
9-1D
9-1D
9-1D
9-5D
9-5D
9-5D
9-5D
9-5D
9-5D
9-5D
9-5D
9-5D
9-5D
9-5D
9-5D
9-4D
9-4D
BR20
BR21
BR22
BR23
BR24
BR25
BR26
BR27
BR28
BR29
BR30
BR31
BR32
BR33
BR34
BR35
BR36
BR37
BR38
3
2
1
8
6
7
4
5
1
4
2
3
5
7
6
8
1
4
2
3
5
7
6
8
1
4
2
3
5
7
6
8
1
4
2
3
5
7
6
8
1
4
2
3
5
7
6
8
1
4
2
3
5
7
6
8
1
4
2
3
5
7
6
8
3
2
1
8
6
7
4
5
1
4
2
3
5
7
6
8
1
4
2
3
5
7
6
8
1
4
2
3
5
7
6
8
1
4
2
3
5
7
6
8
1
4
2
3
5
7
6
8
1
4
2
3
5
7
6
8
1
4
2
3
5
7
6
8
3
2
1
8
6
7
4
5
3
2
1
8
6
7
4
5
3
2
1
8
6
7
4
5
Not installed
Not installed
5
4
BR39
8
7
6
5
4
3
2
1
8
7
6
5
4
3
2
1
D
C
B
A
D
C
B
A
10/14
ICU PWB (SDRAM)
– 39 –
– 40 –
AR-505
8/4/1999
8
7
6
5
4
3
2
1
8
7
6
5
4
3
2
1
D
C
B
A
D
C
B
A
11/14
IC31
SCSI G/A
GND
1
GND
2
RST
3
GND
4
CLK
5
GND
6
GND
7
VDD
8
VDD
9
SMC
10
AMC
11
SIN
12
SCK
13
SOT
14
GND
15
B INTSPC
16
B DREQ
17
B EMPTY
18
VDD
19
GND
20
GND
21
B FULL
22
B READY
23
B XEND
24
B YEND
25
GND
26
B DMD0
27
B DMD1
28
B DMD2
29
B DMD3
30
GND
31
VDD
32
B DMD4
33
B DMD5
34
B DMD6
35
B DMD7
36
VDD
37
VDD
38
GND
39
GND
40
B DMD8
41
B DMD9
42
B DMD10
43
B DMD11
44
GND
45
B DMD12
46
B DMD13
47
B DMD14
48
B DMD15
49
GND
50
VDD
51
B DMR W
52
B DMLDS
53
B DMUDS
54
B DACK
55
VDD
56
VDD
57
GND
58
B DMA0
59
B TERM
60
GND
61
PBIN0
62
PBIN1
63
PBIN2
64
PBIN3
65
PBIN4
66
PBIN5
67
PBIN6
68
PBIN7
69
GND
70
GND
71
GND
72
B CSSPC
73
A CSSPC
74
GND
75
GND
76
VDD
77
VDD
78
VDD
79
VDD
80
LLDS
81
LUDS
82
R/W
83
GND
84
D15
85
D14
86
D13
87
D12
88
GND
89
VDD
90
D1
1
91
D10
92
D9
93
D8
94
GND
95
GND
96
D7
97
D6
98
D5
99
D4
100
GND
101
VDD
102
D3
103
D2
104
D1
105
D0
106
GND
107
A7
108
A6
109
A5
11
0
A4
111
VDD
11
2
VDD
11
3
VDD
11
4
GND
11
5
GND
11
6
A3
11
7
A2
11
8
A1
11
9
A0
120
GND
121
VDD
122
TEST1
123
GND
124
CK20M
125
GND
126
GND
127
CK40M
128
GND
129
GND
130
VDD
131
VDD
132
GND
133
GND
134
PAIN7
135
PAIN6
136
PAIN5
137
PAIN4
138
PAIN3
139
PAIN2
140
PAIN1
141
PAIN0
142
GND
143
A
TERM
144
A
DMA0
145
GND
146
A
DACK
147
A
DMUDS
148
A
DMLDS
149
A
DMR
W
150
VDD
151
VDD
152
GND
153
GND
154
A DMD15
155
A DMD14
156
A DMD13
157
A DMD12
158
GND
159
GND
160
A DMD11
161
A DMD10
162
A DMD9
163
A DMD8
164
GND
165
VDD
166
A DMD7
167
A DMD6
168
A DMD5
169
A DMD4
170
VDD
171
GND
172
A DMD3
173
A DMD2
174
A DMD1
175
A DMD0
176
GND
177
A YEND
178
A XEND
179
A READY
180
A FULL
181
GND
182
GND
183
VDD
184
A EMPTY
185
A DREQ
186
A INTSPC
187
VDD
188
VDD
189
VDD
190
GND
191
GND
192
IOADR3
193
IOADR2
194
IOADR1
195
IOADR0
196
GND
197
VDD
198
AD31
199
AD30
200
GND
201
AD29
202
GND
203
VDD
204
AD28
205
AD27
206
GND
207
AD26
208
VDD
209
GND
210
AD25
211
AD24
212
GND
213
AD23
214
GND
215
VDD
216
AD22
217
AD21
218
GND
219
AD20
220
GND
221
VDD
222
AD19
223
AD18
224
GND
225
GND
226
GND
227
GND
228
VDD
229
VDD
230
AD17
231
GND
232
AD16
233
AD15
234
GND
235
VDD
236
AD14
237
GND
238
AD13
239
AD12
240
GND
241
VDD
242
AD1
1
243
GND
244
AD10
245
GND
246
GND
247
GND
248
VDD
249
AD9
250
GND
251
AD8
252
AD7
253
GND
254
VDD
255
AD6
256
GND
257
AD5
258
AD4
259
GND
260
VDD
261
AD3
262
VDD
263
VDD
264
VDD
265
VDD
266
GND
267
GND
268
AD2
269
AD1
270
GND
271
AD0
272
GND
273
C/BE3
274
C/BE2
275
GND
276
VDD
277
C/BE1
278
GND
279
C/BE0
280
TRDY
281
VDD
282
VDD
283
VDD
284
GND
285
GND
286
IRDY
287
RAME
288
GND
289
IRQ6
290
GND
291
VDD
292
IRQ7
293
BREQ9
294
GND
295
BREQ8
296
GND
297
BGNT9
298
BGNT8
299
GND
300
GND
301
GND
302
VDD
303
VDD
304
C35
104Z**
C226
223Z
C219
223Z
C204
223Z
C214
223Z
C215
223Z
R201
0J
R195
10KJ
R202
0J
R200
0J
R199
0J**
R198
0J
C223
104Z
R197
0J
X6
SG-8002JC 40MHz
OE
1
GND
2
OUT
3
VDD
4
R351
0J
R350
0J**
R349
0J**
R352
0J**
A5
A4
D0
D1
D2
D3
D4
D5
D6
D7
D8
D9
D10
D13
D14
D15
BGNT8\
BGNT9\
BRQ8\
BRQ9\
IRQ7\
IRQ6\
FRAME\
IRDY\
TRDY\
CBE2
CBE1
CBE0
A DMD0
A DMD1
A DMD2
A DMD3
A DMD1
A DMD2
A DMD3
A DMD4
A DMD5
A DMD6
A DMD7
A DMD5
A DMD6
A DMD7
A DMD8
A DMD9
A DMD10
A DMD11
A DMD9
A DMD10
A DMD11
A DMD12
A DMD13
A DMD14
A DMD15
A DMD13
A DMD14
A DMD15
A DMD [0..15]
IAD31
IAD30
IAD29
IAD28
IAD27
IAD26
IAD25
IAD24
IAD23
IAD22
IAD21
IAD20
IAD19
IAD18
IAD17
IAD16
IAD15
IAD14
IAD13
IAD12
IAD1
1
IAD10
IAD9
IAD8
IAD7
IAD6
IAD5
IAD4
IAD3
IAD2
IAD1
IAD0
CBE3
IAD [0..31]
D12
D1
1
A3
A6
B DMD0
B DMD1
B DMD2
B DMD3
B DMD1
B DMD2
B DMD3
B DMD4
B DMD5
B DMD6
B DMD7
B DMD5
B DMD6
B DMD7
B DMD8
B DMD9
B DMD10
B DMD11
B DMD9
B DMD10
B DMD11
B DMD12
B DMD13
B DMD14
B DMD15
B DMD13
B DMD14
B DMD15
+5V1
+5V1
+5V1
LLDS\
LMDS\
LMDS\
S R/W
CLK20M
IAD [0..31]
CBE3
TRDY\
IRDY\
FRAME\
IRDY\
FRAME\
RES IMG\
CK33OUT8
A DMD [0..15]
A DMR/W\
A DMLDS\
A DMUDS\
A DACK\
A DMLDS\
A DMUDS\
A DACK\
D [0..15]
A CSSPC\
A INTSPC\
A DREQ
A DREQ
CBE2
CBE1
CBE0
CBE1
CBE0
SUB_A5
SUB_A4
SUB_A3
SUB_A4
SUB_A3
SUB_A6
IRQ6\
IRQ7\
IRQ7\
B CSSPC\
B DMD[0..15]
B DACK\
B DMR/W\
B DMLDS\
B DMUDS\
B DMLDS\
B DMUDS\
B INTSPC\
B DREQ\
B DREQ\
BGNT8\
BGNT9\
BRQ9\
BRQ8\
BRQ8\
IC31
7-8C,8-6C,9-3A,12-1C,12-6C
2-3A,6-8A,7-8C,9-8D
2-6A,6-7A,7-8C,9-7A
2-2B
2-2B
9-4A
9-4A
9-4A
9-7A
12-1B
12-1C,12-5C
12-1C,12-5C
12-5B
12-1B,12-5B
12-1B,12-5B
12-1C
12-4B
12-4C
12-4C
12-4B
12-1C
12-5B
2-6A,6-7C,7-8C,9-7A
2-6A,6-7C,7-8C,9-7A
2-6A,3-8B,4-7B,5-8B,6-2D,6-3A
12-8A
12-8C
12-8C
12-8C
12-8B
12-8A
12-4C
12-4C
12-1B,12-5B
12-1B,12-5B
Not installed
2-6A,6-7C,7-8C,9-7A
9-4A
12-1C,12-5C
S505,505(FC51)
R351 R350
›
›
: Installed
: Not installed
: Not installed
R349
R197
R200
R199
R198
›
›
›
*Selection part
12-5C
2-6A,6-7A,7-8C,9-7A
2-6A,6-7A,7-8C,9-7A
2-6A,6-7A,7-8C,9-7A
R352
L501,501(FC52)
›
›
›
›
›
IC31
›
X6
›
*Selection part
*Selection part
X
X
X
X
X
X
X
X
X
ICU PWB (SCSI_G/A)
– 41 –
– 42 –
AR-505
8/4/1999
IC33
MB86604L
MB86604L
WR
1
RD
2
VDD
3
VSS
4
CLK
5
RESET
6
INT
7
MODE
8
DBP
9
VSS
10
DB7
11
DB6
12
DB5
13
VDD
14
VSS
15
VSS
16
DB4
17
DB3
18
DB2
19
DB1
20
VSS
21
DB0
22
TEST
1
23
TMOUT
24
NC
25
IOWR
26
IORD
27
VDD
28
VSS
29
DMA 0
30
LDMDP
31
DMD 0
32
DMD 1
33
DMD 2
34
DMD 3
35
DMD 4
36
DMD 5
37
DMD 6
38
DMD 7
39
VSS
40
DMD8
41
DMD9
42
DMD10
43
DMD11
44
DMD12
45
DMD13
46
DMD14
47
DMD15
48
UDMDP
49
DMBHE
50
DACK
51
DREQ
52
VDD
53
VSS
54
TP
55
NC
56
TEST
2
57
I/O
58
VSS
59
REQ
60
C/D
61
SEL
62
MSG
63
VDD
64
VSS
65
VSS
66
RST
67
ACK
68
BSY
69
VSS
70
AT
N
71
A0
72
A1
73
A2
74
A3
75
A4
76
CS 0
77
VDD
78
VSS
79
CS1
80
LDP
81
D0
82
D1
83
D2
84
D3
85
D4
86
D5
87
D6
88
D7
89
VSS
90
D8
91
D9
92
D10
93
D11
94
D12
95
D13
96
D14
97
D15
98
UDP
99
BHE
100
R209
10KJ
R208
10KJ
R207
10KJ
R242
10KJ
R241
10KJ
R243
10KJ
C225
223Z
C229
223Z
C228
223Z
C222
223Z
R295
220J1/4
R294
220J1/4
R293
220J1/4
R292
220J1/4
R291
220J1/4
R290
220J1/4
R307
220J1/4
R306
220J1/4
R305
220J1/4
R304
220J1/4
R303
220J1/4
R302
220J1/4
R319
220J1/4
R318
220J1/4
R317
220J1/4
R316
220J1/4
R315
220J1/4
R314
220J1/4
R284
330J1/4
R309
330J1/4
R312
330J1/4
R297
330J1/4
R300
330J1/4
R285
330J1/4
R287
330J1/4
R310
330J1/4
R313
330J1/4
R298
330J1/4
R301
330J1/4
R286
330J1/4
R289
330J1/4
R308
330J1/4
R311
330J1/4
R296
330J1/4
R299
330J1/4
R288
330J1/4
R240
4.7KJ
R214
10KJ
R245
10KJ
R246
10KJ
R247
10KJ
R254
220J1/4
R255
220J1/4
R256
220J1/4
R257
220J1/4
R258
220J1/4
R259
220J1/4
R266
220J1/4
R267
220J1/4
R268
220J1/4
R269
220J1/4
R270
220J1/4
R271
220J1/4
R278
220J1/4
R279
220J1/4
R280
220J1/4
R281
220J1/4
R282
220J1/4
R283
220J1/4
R248
330J1/4
R249
330J1/4
R250
330J1/4
R251
330J1/4
R252
330J1/4
R253
330J1/4
R260
330J1/4
R261
330J1/4
R262
330J1/4
R263
330J1/4
R264
330J1/4
R265
330J1/4
R272
330J1/4
R273
330J1/4
R274
330J1/4
R275
330J1/4
R276
330J1/4
R277
330J1/4
R244
4.7KJ
C227
223Z
C231
223Z
C224
223Z
C230
223Z
R211
***J
R212
0J
R217
***J
R213
0J
R205
0J
R204
***J
R210
***J
R206
0J
IC119B
74ACT08
4
5
6
R216
10KJ
R215
10KJ
IC34
MB86604L
MB86604L
WR
1
RD
2
VDD
3
VSS
4
CLK
5
RESET
6
INT
7
MODE
8
DBP
9
VSS
10
DB7
11
DB6
12
DB5
13
VDD
14
VSS
15
VSS
16
DB4
17
DB3
18
DB2
19
DB1
20
VSS
21
DB0
22
TEST
1
23
TMOUT
24
NC
25
IOWR
26
IORD
27
VDD
28
VSS
29
DMA 0
30
LDMDP
31
DMD 0
32
DMD 1
33
DMD 2
34
DMD 3
35
DMD 4
36
DMD 5
37
DMD 6
38
DMD 7
39
VSS
40
DMD8
41
DMD9
42
DMD10
43
DMD11
44
DMD12
45
DMD13
46
DMD14
47
DMD15
48
UDMDP
49
DMBHE
50
DACK
51
DREQ
52
VDD
53
VSS
54
TP
55
NC
56
TEST
2
57
I/O
58
VSS
59
REQ
60
C/D
61
SEL
62
MSG
63
VDD
64
VSS
65
VSS
66
RST
67
ACK
68
BSY
69
VSS
70
AT
N
71
A0
72
A1
73
A2
74
A3
75
A4
76
CS 0
77
VDD
78
VSS
79
CS1
80
LDP
81
D0
82
D1
83
D2
84
D3
85
D4
86
D5
87
D6
88
D7
89
VSS
90
D8
91
D9
92
D10
93
D11
94
D12
95
D13
96
D14
97
D15
98
UDP
99
BHE
100
A DB\ [0..7]
A DMD [0..15]
D15
D14
D13
D12
D11
D10
D9
D8
D14
D13
D12
D11
D10
D9
D8
D7
D6
D5
D4
D3
D2
D1
D0
D6
D5
D4
D3
D2
D1
D0
SUB_A3
DMD 0
DMD 1
DMD 2
DMD 3
DMD 4
DMD 5
DMD 6
DMD 7
DMD 1
DMD 2
DMD 3
DMD 4
DMD 5
DMD 6
DMD 7
DMD 8
DMD 9
DMD 10
DMD 11
DMD 12
DMD 13
DMD 14
DMD 15
DMD 9
DMD 10
DMD 11
DMD 12
DMD 13
DMD 14
DMD 15
A
DB0\
A
DB2\
A
DB3\
A
DB4\
A
DB5\
A
DB6\
A
DB7\
A
DB1\
A DBP\
A ACK\
A C/D\
A BSY\
A REQ\
A RST\
A ATN\
A SEL\
A I/O\
A DB0\
A DB1\
A DB2\
A DB3\
A DB4\
A DB5\
A DB6\
A DB7\
A DBP\
A DB1\
A DB2\
A DB3\
A DB4\
A DB5\
A DB6\
A DB7\
A DBP\
SUB_A4
SUB_A5
B DMD [0..15]
B DMD0
B DMD1
B DMD2
B DMD3
B DMD4
B DMD5
B DMD6
B DMD7
B DMD1
B DMD2
B DMD3
B DMD4
B DMD5
B DMD6
B DMD7
B DMD8
B DMD9
B DMD10
B DMD11
B DMD12
B DMD13
B DMD14
B DMD15
B DMD9
B DMD10
B DMD11
B DMD12
B DMD13
B DMD14
B DMD15
SUB_A3
SUB_A4
SUB_A5
SUB_A6
B
DB0\
B
DB1\
B
DB3\
B
DB4\
B
DB7\
B
DB2\
B ATN\
B BSY\
B ACK\
B RST\
B BSY\
B ACK\
B RST\
B MSG\
D15
D14
D13
D12
D11
D10
D9
D8
D14
D13
D12
D11
D10
D9
D8
D7
D6
D5
D4
D3
D2
D1
D0
D6
D5
D4
D3
D2
D1
D0
B DB0\
B C/D\
B REQ\
B SEL\
B I/O\
B DB1\
B DB2\
B DB3\
B DB4\
B DB2\
B DB3\
B DB4\
B DB7\
D [0..15]
A MSG\
B DBP\
B DBP\
B DB\ [0..7]
B DB5\
B DB6\
B DB6\
B
DB6\
B
DB5\
+5V1
+5V1
+5V1
+5V1
+5V1
+5V1
+5V1
+5V1
+5V1
+5V1
+5V1
+5V1
+5V1
+5V1
+5V1
+5V1
A DACK\
A DMUDS\
A DMR/W
A DMLDS\
A DREQ
A DMD [0..15]
CN12-34
A INTSPC\
LMDS\
SUB_A6
CN12-41
CN12-43
CN12-44
CN12-45
CN12-43
CN12-44
CN12-45
CN12-50
CN12-49
CN12-48
CN12-47
CN12-49
CN12-48
CN12-47
A CSSPC\
RES_IMG\
A DB\ [0..7]
B CSSPC\
B DREQ\
B DMD [0..15]
B DMR/W\
B DMLDS\
B DMUDS\
B DACK\
SUB_A6
SUB_A4
SUB_A3
SUB_A3
B INTSPC\
D [0..15]
CLK20M
SUB_A5
CN11-43
CN11-44
CN11-45
CN11-44
CN11-45
CN11-46
CN11-50
CN11-49
CN11-48
CN11-47
CN11-49
CN11-48
CN11-47
CN11-41
S R/W
LLDS\
LLDS\
LMDS\
RES_IMG\
CN12-46
B DB\[0..7]
SUB_A5
SUB_A3
SUB_A4
CLK20M
S R/W
LLDS\
LLDS\
CN11-34
A ATN\
A ACK\
A RST\
A MSG\
A SEL\
A C/D\
A REQ\
A I/O\
A RST\
A MSG\
A SEL\
A C/D\
A REQ\
A I/O\
A ATN\
A BSY\
A ACK\
A RST\
A BSY\
A ACK\
A RST\
A REQ\
A C/D\
A SEL\
A MSG\
A C/D\
A SEL\
A MSG\
A BSY\
A I/O\
B ATN\
B BSY\
B ACK\
B BSY\
B ACK\
B MSG\
B RST\
B SEL\
B C/D\
B REQ\
B I/O\
B C/D\
B REQ\
B I/O\
B ATN\
B BSY\
B ACK\
B RST\
B BSY\
B ACK\
B RST\
B I/O\
B C/D\
B REQ\
B SEL\
B MSG\
SCSI(PRT)
13-5D
11-2A
11-2A
11-2C
11-2C
11-3A,12-5C
11-7A,12-5C
11-7B
IC33
11-2B
11-2A
11-7A
11-7A,12-5C
11-7A,12-5B
SCSI(SCAN)
11-7C
11-7B
11-7B
11-7B
11-7C
11-7C
11-7C
11-3A,12-1C
8-7C,11-7A,12-1C
11-7A
11-7B
9-3A,11-7D,12-1C
IC34
8-7C,11-7A,12-1C
2-6A,3-8B,4-7B,5-8B
11-7A,12-5C
7-8C,8-6C,9-3A,11-7D,12-6C
2-6A,3-8B,4-7B,5-8B,6-2D,6-3A
11-7A,12-1B
11-7A,12-1B
11-7A,12-5B
Not installed
Not installed
Not installed
Not installed
11-2A
11-7A,12-5B
11-7A,12-5B
13-5C
11-7A,12-1B
11-7A,12-1B
6-2D,6-3A,7-8C,8-6C
S505,505(FC51)
›
: Installed
: Not installed
: Not installed
IC34
L501,501(FC52)
IC33
›
›
R248~R319
*Selection part
*Selection part
*Selection part
*Selection part
*Selection part
*Selection part
8
7
6
5
4
3
2
1
8
7
6
5
4
3
2
1
D
C
B
A
D
C
B
A
12/14
X
X
X
X
ICU PWB (MB86604L)
– 43 –
– 44 –
AR-505
8/4/1999
Click on the first or last page to see other AR-505 (serv.man3) service manuals if exist.