Read Sharp AR-PB8 (serv.man8) Service Manual online
9 – 8
9 – 9
4
3
2
1
4
2
1
3
E
D
C
B
A
E
D
C
B
A
LDT[15:0]
SYSAD[15:0]
PIARD_
LDTOE_
MBA[11:0]
MA[11:0]
MBOE_
MBWE_
MBRAS2_
MBRAS1_
MOE_
MWE_
RAS2_
RAS1_
RAD[21:1]
SYSAD[63:0]
ROMWE_
BUFDIR
BUFDIR
ROE_
FWE_
3.3V
3.3V
3.3V
3.3V
74LVC16245
IC13
74LVC244
IC12
0.1u
C75
IC11
74LVC16244
10
R57
10
R56
10
R54
10
R55
10
R53
10
R52
10
R51
10
R50
10
R49
10
R92
10
R91
10
R90
10
R89
10
R88
10
R87
10
R86
0.1u
C55
IC10
74LVC16244
10
R284
10
R285
10
R286
10
R270
10
R269
10
R268
10
R267
10
R289
10
R291
10
R290
10
R288
10
R292
10
R293
10
R294
10
R295
10
R296
10
R297
10
R298
10
R299
10
R300
10
R301
10
R302
10
R271
0.1u
C93
0.1u
C94
25
2OE_
48
1OE_
24
2DIR
1
1DIR
26
2A8
37
1A8
38
1A7
27
2A7
40
1A6
29
2A6
41
1A5
30
2A5
43
1A4
32
2A4
44
1A3
33
2A3
46
1A2
12
1B8
42
VCC
11
1B7
35
2A2
9
1B6
31
VCC
8
1B5
47
1A1
23
2B8
6
1B4
22
2B7
18
VCC
20
2B6
5
1B3
19
2B5
36
2A1
45
GND
17
2B4
39
GND
3
1B2
34
GND
16
2B3
28
GND
7
VCC
21
GND
14
2B2
15
GND
2
1B1
10
GND
13
2B1
4
GND
10
GND
20
VCC
3
2Y4
5
2Y3
7
2Y2
9
2Y1
12
1Y4
14
1Y3
16
1Y2
18
1Y1
19
2G
1
1G
17
2A4
15
2A3
13
2A2
11
2A1
8
1A4
6
1A3
4
1A2
2
1A1
1
1OE_
13
3Y1
48
2OE_
2
1Y1
25
3OE_
36
3A1
24
4OE_
47
1A1
14
3Y2
3
1Y2
4
GND
16
3Y3
46
1A2
5
1Y3
17
3Y4
35
3A2
19
4Y1
6
1Y4
10
GND
44
1A3
8
2Y1
20
4Y2
9
2Y2
11
2Y3
22
4Y3
12
2Y4
33
3A3
43
1A4
23
4Y4
15
GND
41
2A1
32
3A4
21
GND
40
2A2
7
VCC
30
4A1
38
2A3
28
GND
37
2A4
29
4A2
34
GND
27
4A3
39
GND
45
GND
26
4A4
18
VCC
31
VCC
42
VCC
1
1OE_
13
3Y1
48
2OE_
2
1Y1
25
3OE_
36
3A1
24
4OE_
47
1A1
14
3Y2
3
1Y2
4
GND
16
3Y3
46
1A2
5
1Y3
17
3Y4
35
3A2
19
4Y1
6
1Y4
10
GND
44
1A3
8
2Y1
20
4Y2
9
2Y2
11
2Y3
22
4Y3
12
2Y4
33
3A3
43
1A4
23
4Y4
15
GND
41
2A1
32
3A4
21
GND
40
2A2
7
VCC
30
4A1
38
2A3
28
GND
37
2A4
29
4A2
34
GND
27
4A3
39
GND
45
GND
26
4A4
18
VCC
31
VCC
42
VCC
LDT12
LDT15
LDT13
LDT14
LDT14
LDT10
LDT11
LDT11
LDT9
LDT8
LDT6
LDT7
LDT7
LDT5
LDT4
LDT3
LDT2
LDT1
LDT0
SYSAD13
SYSAD14
SYSAD14
SYSAD12
SYSAD15
SYSAD10
SYSAD11
SYSAD11
SYSAD9
SYSAD8
SYSAD6
SYSAD7
SYSAD7
SYSAD5
SYSAD4
SYSAD3
SYSAD2
SYSAD1
SYSAD0
MBA10
MBA11
MBA11
MBA9
MBA8
MBA6
MBA7
MBA7
MBA5
MBA4
MBA3
MBA2
MBA1
MBA0
MA10
MA11
MA11
MA9
MA8
MA6
MA7
MA7
MA5
MA4
MA3
MA2
MA1
MA0
RAD21
RAD20
RAD19
RAD18
RAD17
RAD14
RAD13
RAD16
RAD15
RAD11
RAD12
RAD12
RAD10
RAD9
RAD7
RAD8
RAD8
RAD6
RAD5
RAD4
RAD3
RAD2
RAD1
SYSAD53
SYSAD52
SYSAD51
SYSAD50
SYSAD49
SYSAD47
SYSAD46
SYSAD45
SYSAD48
SYSAD44
SYSAD43
SYSAD42
SYSAD41
SYSAD40
SYSAD39
SYSAD38
SYSAD37
SYSAD36
SYSAD35
SYSAD34
SYSAD33
CPWBX0034QS51
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