Panasonic WJ-HD500B Service Manual ▷ View online
– 4-2 –
R128 0R00
R129 OPEN
R135
0R00
R134 OPEN
R136 OPEN
R137 0R00
2OE
2A3
2A4
2A4
3A1
3A2
3A3
3A2
3A3
3OE
GND
VCC
48
47
46
44
43
46
44
43
41
40
38
37
40
38
37
24
25
36
35
33
32
35
33
32
30
29
27
26
29
27
26
7
18
4
10
15
21
10
15
21
1
2
3
5
6
3
5
6
8
9
11
12
9
11
12
13
14
16
17
14
16
17
19
20
22
23
20
22
23
31
42
42
28
34
39
45
34
39
45
2A2
2A1
1OE
3A4
VCC
GND
GND
GND
GND
GND
1Y1
1Y2
1Y3
1Y4
1Y2
1Y3
1Y4
VCC
VCC
VCC
GND
GND
GND
GND
GND
GND
GND
1A3
1A4
1A4
1A2
1A1
2Y1
2Y2
2Y3
2Y4
2Y2
2Y3
2Y4
3Y1
3Y2
3Y3
3Y4
3Y2
3Y3
3Y4
4A1
4A2
4A3
4A4
4OE
4A2
4A3
4A4
4OE
4Y1
4Y2
4Y3
4Y4
4Y2
4Y3
4Y4
IC39
L35 100
2OE
2A3
2A4
2A4
3A1
3A2
3A3
3A2
3A3
3OE
GND
VCC
48
47
46
44
43
46
44
43
41
40
38
37
40
38
37
24
25
36
35
33
32
35
33
32
30
29
27
26
29
27
26
7
18
4
10
15
21
10
15
21
1
2
3
5
6
3
5
6
8
9
11
12
9
11
12
13
14
16
17
14
16
17
19
20
22
23
20
22
23
31
42
42
28
34
39
45
34
39
45
2A2
2A1
1OE
3A4
VCC
GND
GND
GND
GND
GND
1Y1
1Y2
1Y3
1Y4
1Y2
1Y3
1Y4
VCC
VCC
VCC
GND
GND
GND
GND
GND
GND
GND
1A3
1A4
1A4
1A2
1A1
2Y1
2Y2
2Y3
2Y4
2Y2
2Y3
2Y4
3Y1
3Y2
3Y3
3Y4
3Y2
3Y3
3Y4
4A1
4A2
4A3
4A4
4OE
4A2
4A3
4A4
4OE
4Y1
4Y2
4Y3
4Y4
4Y2
4Y3
4Y4
IC40
1DIR
1A3
1A4
1A5
1A6
1A4
1A5
1A6
2DIR
2A1
2A2
2A3
2A2
2A3
2OE
2A5
2A7
2A8
2A8
GND
VCC1
48
47
46
44
43
41
40
38
37
46
44
43
41
40
38
37
24
25
25
36
35
33
32
30
29
27
26
35
33
32
30
29
27
26
7
18
18
4
10
15
21
10
15
21
1
2
3
5
6
8
9
11
12
3
5
6
8
9
11
12
13
14
16
17
19
20
22
23
14
16
17
19
20
22
23
31
42
42
28
34
39
45
34
39
45
1A8
1A2
1A1
1OE
2A4
2A6
1A7
VCC1
GND
GND
GND
GND
GND
1B1
1B2
1B3
1B4
1B5
1B6
1B7
1B8
1B2
1B3
1B4
1B5
1B6
1B7
1B8
2B1
2B2
2B3
2B4
2B5
2B6
2B7
2B8
2B2
2B3
2B4
2B5
2B6
2B7
2B8
VCC2
VCC2
VCC2
GND
GND
GND
GND
GND
GND
GND
IC42
1DIR
1A3
1A4
1A5
1A6
1A4
1A5
1A6
2DIR
2A1
2A2
2A3
2A2
2A3
2OE
2A5
2A7
2A8
2A8
GND
VCC1
48
47
46
44
43
41
40
38
37
46
44
43
41
40
38
37
24
25
25
36
35
33
32
30
29
27
26
35
33
32
30
29
27
26
7
18
18
4
10
15
21
10
15
21
1
2
3
5
6
8
9
11
12
3
5
6
8
9
11
12
13
14
16
17
19
20
22
23
14
16
17
19
20
22
23
31
42
42
28
34
39
45
34
39
45
1A8
1A2
1A1
1OE
2A4
2A6
1A7
VCC1
GND
GND
GND
GND
GND
1B1
1B2
1B3
1B4
1B5
1B6
1B7
1B8
1B2
1B3
1B4
1B5
1B6
1B7
1B8
2B1
2B2
2B3
2B4
2B5
2B6
2B7
2B8
2B2
2B3
2B4
2B5
2B6
2B7
2B8
VCC2
VCC2
VCC2
GND
GND
GND
GND
GND
GND
GND
IC43
C126
104
C127
104
C122
33/10
C123
104
L38
100
C125
33/10
L41 100
R142
220
C138 OPEN
C137 OPEN
R143
103
R144 OPEN
R186
103
1DIR
1A3
1A4
1A5
1A6
1A4
1A5
1A6
2DIR
2A1
2A2
2A3
2A2
2A3
2OE
2A5
2A7
2A8
2A8
GND
VCC1
48
47
46
44
43
41
40
38
37
46
44
43
41
40
38
37
24
25
25
36
35
33
32
30
29
27
26
35
33
32
30
29
27
26
7
18
18
4
10
15
21
10
15
21
1
2
3
5
6
8
9
11
12
3
5
6
8
9
11
12
13
14
16
17
19
20
22
23
14
16
17
19
20
22
23
31
42
42
28
34
39
45
34
39
45
1A8
1A2
1A1
1OE
2A4
2A6
1A7
VCC1
GND
GND
GND
GND
GND
1B1
1B2
1B3
1B4
1B5
1B6
1B7
1B8
1B2
1B3
1B4
1B5
1B6
1B7
1B8
2B1
2B2
2B3
2B4
2B5
2B6
2B7
2B8
2B2
2B3
2B4
2B5
2B6
2B7
2B8
VCC2
VCC2
VCC2
GND
GND
GND
GND
GND
GND
GND
IC41
5
1
2
3
4
6
7
8
7
8
Z96 220
5
1
2
3
4
6
7
8
7
8
Z97 220
5
1
2
3
4
6
7
8
7
8
Z98 220
5
1
2
3
4
6
7
8
7
8
Z99 220
5
1
2
3
4
6
7
8
7
8
Z104 220
5
1
2
3
4
6
7
8
7
8
Z105 220
5
1
2
3
4
6
7
8
7
8
Z106 220
5
1
2
3
4
6
7
8
7
8
Z107 220
1
5
6
7
8
2
3
4
3
4
Z108 220
1
5
6
7
8
2
3
4
3
4
Z109 220
1
5
6
7
8
2
3
4
3
4
Z110 220
1
5
6
7
8
2
3
4
3
4
Z111 220
1
5
6
7
8
2
3
4
3
4
Z112 220
5
1
2
3
4
6
7
8
7
8
Z113 220
5
1
2
3
4
6
7
8
7
8
Z114 220
5
1
2
3
4
6
7
8
7
8
Z115 220
5
1
2
3
4
6
7
8
7
8
Z116 220
5
1
2
3
4
6
7
8
7
8
Z123 103
5
1
2
3
4
6
7
8
7
8
Z124 103
5
1
2
3
4
6
7
8
7
8
Z125 103
5
1
2
3
4
6
7
8
7
8
Z126 103
1
5
6
7
8
2
3
4
3
4
Z181 103
1
5
6
7
8
2
3
4
3
4
Z182 103
1
5
6
7
8
2
3
4
3
4
Z183 103
1
5
6
7
8
2
3
4
3
4
Z184 103
1
5
6
7
8
2
3
4
3
4
Z1004 220
1
5
6
7
8
2
3
4
3
4
Z1005 220
1
5
6
7
8
2
3
4
3
4
Z117 220
1
5
6
7
8
2
3
4
3
4
Z118 220
5
1
2
3
4
6
7
8
7
8
Z100 220
5
1
2
3
4
6
7
8
7
8
Z101 220
5
1
2
3
4
6
7
8
7
8
Z102 220
5
1
2
3
4
6
7
8
7
8
Z103 220
1
5
6
7
8
2
3
4
3
4
Z196 103
1
5
6
7
8
2
3
4
3
4
Z197 103
1
5
6
7
8
2
3
4
3
4
Z198 103
1
5
6
7
8
2
3
4
3
4
Z199 103
1
5
6
7
8
2
3
4
3
4
Z119 220
5
1
2
3
4
6
7
8
7
8
Z185 103
1
5
6
7
8
2
3
4
3
4
Z120 220
1
5
6
7
8
2
3
4
3
4
Z121 220
1
5
6
7
8
2
3
4
3
4
Z122 220
5
1
2
3
4
6
7
8
7
8
Z186 103
5
1
2
3
4
6
7
8
7
8
Z187 103
5
1
2
3
4
6
7
8
7
8
Z188 103
5
1
2
3
4
6
7
8
7
8
Z127 103
5
1
2
3
4
6
7
8
7
8
Z128 103
5
1
2
3
4
6
7
8
7
8
Z129 103
5
1
2
3
4
6
7
8
7
8
Z130 103
1
5
6
7
8
2
3
4
3
4
Z180 103
1DIR
1A3
1A4
1A5
1A6
1A4
1A5
1A6
2DIR
2A1
2A2
2A3
2A2
2A3
2OE
2A5
2A7
2A8
2A8
GND
VCC
48
47
46
44
43
41
40
38
37
46
44
43
41
40
38
37
24
25
25
36
35
33
32
30
29
27
26
35
33
32
30
29
27
26
7
18
18
4
10
15
21
10
15
21
1
2
3
5
6
8
9
3
5
6
8
9
11
12
12
13
14
16
17
19
20
22
23
14
16
17
19
20
22
23
31
42
42
28
34
39
45
34
39
45
1A8
1A2
1A1
1OE
2A4
2A6
1A7
VCC
GND
GND
GND
GND
GND
1B1
1B2
1B3
1B4
1B5
1B6
1B7
1B8
1B2
1B3
1B4
1B5
1B6
1B7
1B8
2B1
2B2
2B3
2B4
2B5
2B6
2B7
2B8
2B2
2B3
2B4
2B5
2B6
2B7
2B8
VCC
VCC
VCC
GND
GND
GND
GND
GND
GND
GND
IC38
C112
104
C113
104
C110 33/10
C111
104
C118
104
C119
104
C120
104
C121
104
C114
104
C115
104
C116
104
C117
104
B1
A1
B2
A2
B3
A3
B4
A4
B5
A5
B6
A6
B7
A7
B8
A8
B9
A9
B10
A10
B11
A11
B12
A12
B13
A13
B14
A14
B15
A15
B16
A16
B17
A17
B18
A18
B19
A19
B20
A20
CN24
OPEN
V3D
C130
104
C131
104
C124
104
C128
104
C129
104
C132
104
C133
104
V5D
R145
103
R146 OPEN
B1
A1
B2
A2
B3
A3
B4
A4
B5
A5
B6
A6
B7
A7
B8
A8
B9
A9
B10
A10
B11
A11
B12
A12
B13
A13
B14
A14
B15
A15
B16
A16
B17
A17
B18
A18
B19
A19
B20
A20
CN23
V5D
V5D
V3D
5
1
2
3
2
3
4
IC424
C447 104
R449 103
R459 103
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
11
12
13
14
15
16
17
18
19
20
21
22
CN401
OPEN
V3D
1
2
3
4
5
6
7
8
9
2
3
4
5
6
7
8
9
10
20
19
18
17
16
15
14
13
12
11
19
18
17
16
15
14
13
12
11
CLK
SDA
SCL
#IACK
#INT
A0
DB0
DB1
DB2
SDA
SCL
#IACK
#INT
A0
DB0
DB1
DB2
DB3
DB4
DB5
DB6
DB7
VSS
#RD
#CS
#WR
#RESET
VDD
IC47
L51 100
C139
104
R154 103
R153 103
R182 103
L62
100
R184 103
Q40
D43
Q39
D42
V3D
R183 103
V5D
V5D
V5D
5
1
2
3
4
6
7
8
7
8
Z178 103
5
1
2
3
4
6
7
8
7
8
5
6
7
8
6
7
8
Z179 103
5
1
2
3
4
6
7
8
7
8
Z139 220
1
2
3
4
Z140 220
V5D
V3D
ADR(0-25)
DAT(0-31)
CTL(1-26)
MDAT(0-15)
MADR(1-21)
CS(0-30)
5DAT(0-15)
ADR17
ADR18
ADR19
ADR20
ADR21
DIR
MBUF
5DIR
5BUF
5BUF
5RDWR
5WE0
5RD
5CS16
UDS
LDS
LDS
WRGP0
SICHSL
SIOCS
PLDRD
PLDWE0
PLDWE0
MRD
MWE0
MRDWR
MCTL20
MCTL21
MCTL22
MCTL21
MCTL22
MADR17
MADR18
MADR19
MADR20
MADR21
MADR1
MADR2
MADR3
MADR4
MADR5
MADR6
MADR7
MADR8
MADR9
MADR10
MADR11
MADR12
MADR13
MADR14
MADR15
MADR16
MDAT0
MDAT1
MDAT2
MDAT3
MDAT4
MDAT5
MDAT6
MDAT7
MDAT8
MDAT9
MDAT10
MDAT11
MDAT12
MDAT13
MDAT14
MDAT15
5ADR21
5ADR9
5ADR20
5ADR1
5ADR18
5ADR19
5DAT0
5DAT1
5DAT2
5DAT3
5DAT4
5DAT5
5DAT6
5DAT7
5DAT8
5DAT9
5DAT10
5DAT11
5DAT12
5DAT13
5DAT14
5DAT15
5DAT4
5DAT5
5DAT6
5DAT7
5DAT12
5DAT13
5DAT14
5DAT15
5DAT0
5DAT1
5DAT2
5DAT3
5DAT8
5DAT9
5DAT10
5DAT11
5ADR10
5ADR11
5ADR12
5ADR13
5ADR14
5ADR15
5ADR16
5ADR17
5ADR11
5ADR12
5ADR13
5ADR14
5ADR15
5ADR16
5ADR17
5ADR2
5ADR3
5ADR4
5ADR5
5ADR6
5ADR7
5ADR8
5ADR21
5ADR9
5ADR20
5ADR10
5ADR11
5ADR12
5ADR13
5ADR14
5ADR15
5ADR16
5ADR17
5ADR11
5ADR12
5ADR13
5ADR14
5ADR15
5ADR16
5ADR17
5ADR1
5ADR18
5ADR19
5ADR2
5ADR3
5ADR4
5ADR5
5ADR6
5ADR7
5ADR8
5ADR1
5ADR2
5ADR3
5ADR4
5ADR5
5ADR6
5ADR7
5ADR8
5ADR9
5ADR10
5ADR11
5ADR12
5ADR13
5ADR14
5ADR15
5ADR16
5ADR17
5ADR18
5ADR19
5ADR20
5ADR21
5DAT0
5DAT1
5DAT2
5DAT3
5DAT4
5DAT5
5DAT6
5DAT7
5DAT8
5DAT9
5DAT10
5DAT11
5DAT12
5DAT13
5DAT14
5DAT15
DAT0
DAT1
DAT2
DAT3
DAT4
DAT5
DAT6
DAT7
DAT8
DAT9
DAT10
DAT11
DAT12
DAT13
DAT14
DAT15
DAT0
DAT1
DAT2
DAT3
DAT4
DAT5
DAT6
DAT7
DAT8
DAT9
DAT10
DAT11
DAT12
DAT13
DAT14
DAT15
ADR17
ADR18
ADR19
ADR20
ADR21
ADR1
ADR2
ADR3
ADR4
ADR5
ADR6
ADR7
ADR8
ADR9
ADR10
ADR11
ADR12
ADR13
ADR14
ADR15
ADR16
CTL2
CTL20
CTL21
CTL22
CTL21
CTL22
CS2
CS3
CS3
CS7
CS16
CS17
CS30
CTL2
CTL25
CTL26
CTL26
ADR1
ADR2
ADR3
ADR4
ADR5
ADR6
ADR7
ADR8
ADR9
ADR10
ADR11
ADR12
ADR13
ADR14
ADR15
ADR16
CSGDB
IRQGDB
3RESET
5DAT0
5DAT1
5DAT2
5DAT3
5DAT4
5DAT5
5DAT6
5DAT7
I2CCLK
5RESET
5DAT3
5DAT4
5DAT5
5DAT6
5DAT7
5DAT0
5DAT1
5DAT2
I2CIRQ
I2CSDA
I2CSCL
BUF-Memory
BUF-5V Device
ADR9
ADR10
ADR11
ADR12
ADR13
ADR14
ADR15
ADR16
ADR17
ADR10
ADR11
ADR12
ADR13
ADR14
ADR15
ADR16
ADR17
ADR20
ADR21
DATA4
DATA5
DATA6
DATA7
DATA12
DATA13
DATA14
DATA15
VCC
DATA1
DATA2
DATA3
DATA8
DATA9
DATA10
DATA11
ADR1
ADR2
ADR3
ADR4
ADR5
ADR6
ADR7
ADR8
ADR18
ADR19
DATA0
DATA1
DATA2
DATA3
DATA8
DATA9
DATA10
DATA11
GND
ROM1CS
ADR9
ADR10
ADR11
ADR12
ADR13
ADR14
ADR15
ADR16
ADR17
ADR10
ADR11
ADR12
ADR13
ADR14
ADR15
ADR16
ADR17
ADR20
ADR21
DATA4
DATA5
DATA6
DATA7
DATA12
DATA13
DATA14
DATA15
VCC
ADR1
ADR2
ADR3
ADR4
ADR5
ADR6
ADR7
ADR8
ADR18
ADR19
DATA0
DATA1
DATA8
DATA9
GND
ROM0CS
DATA2
DATA3
DATA10
DATA11
V5D
GND
5DAT7
5DAT6
5DAT5
5DAT4
GND
5DAT3
5DAT2
GND
5DAT7
5DAT6
5DAT5
5DAT4
GND
5DAT3
5DAT2
GND
RSTGDB
INTGDB
GND
CSGDB
5WE0
5RD
5ADR1
GND
5DAT0
5DAT1
MAIN BOARD (2/10)
MRD,MWE0,MRDWR
MCLT(20-22)
(1/10)
(1/10)
(1/10)
(1/10)
(1/10)
(1/10)
(1/10)
(1/10)
(1/10)
(1/10)
(1/10)
(1/10)
(5,6/10)
(5/10)
(5/10)
(5/10)
(5/10)
(7/10)
(6/10)
(6/10)
(6/10)
(6/10)
(6/10)
(7/10)
(7/10)
(1/10)
(4/10)
(1/10)
(4/10)
(1/10)
GND
GND
GND
(1,3/10)
(3,4/10)
(3,4/10)
(3,4/10)
(1/10)
(1/10)
(1/10)
(5-7/10)
A
B
C
D
1
2
3
4
5
(1/10)
(1/10)
< VOLTAGE >
MAIN BOARD (2/10)
MAIN BOARD (2/10)
< INDEX >
MAIN BOARD (2/10)
MAIN BOARD (2/10)
IC38
C1/C2/D1/D2
IC39
B1/B2/C1/C2
IC40
A1/A2/B1/B2
IC41
D3/D4
IC42
B3/B4/C3/C4
IC43
A3/A4/B3/B4
IC47
A3/A4
IC424
A5
Q39
A3
Q40
A3
D42
A3
D43
A3
IC424
5.0
5.0
5.0
0
3.1
3.1
3.1
Pin 1
2
3
4
5
6
7
8
9
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
11
12
13
14
15
16
17
18
19
20
Q39
Q40
Q40
G
3.1
3.1
3.1
S
5.0
5.0
5.0
D
3.1
3.1
3.1
IC47
1.6
5.0
5.0
4.9
3.6
4.9
5.0
5.0
5.0
5.0
5.0
4.9
3.6
4.9
5.0
5.0
5.0
0
5.0
5.0
5.0
5.0
5.0
5.0
5.0
5.0
5.0
5.0
5.0
5.0
5.0
5.0
5.0
5.0
5.0
5.0
5.0
Note:
The value indicated in the schematic
diagram should be read as follows:
diagram should be read as follows:
Multiplier (0 - 5)
2nd. Significant Digit (0 - 9)
1st. Significant Digit (1 - 9)
2nd. Significant Digit (0 - 9)
1st. Significant Digit (1 - 9)
<Example>
For Resistor:
330
For Resistor:
330
33 x 10 = 33
Ω
561
56 x 10 = 560
Ω
123
12 x 10 = 12k
Ω
0R00 = 0
Ω
0
1
3
820
82 x 10 = 82 pF
102
10 x 10 = 1000 pF = 0.001
µ
F
104
10 x 10 = 100000 pF = 0.1
µ
F
0
2
4
For Capacitor
(Except Electrolytic Capacitor and Tantalum
(Except Electrolytic Capacitor and Tantalum
Capacitor):
0
1
010
1 x 10 =
1
µ
H
8R2
8.2 x 10 =
8.2
µ
H
101
10 x 10 =
100
µ
H
0
For Coil:
SCHEMATIC DIAGRAM OF MAIN BOARD (2/10)
– 4-5 –
1
5
6
7
8
2
3
4
3
4
Z311 103
1
5
6
7
8
2
3
4
3
4
Z312 103
1
5
6
7
8
2
3
4
3
4
Z313 103
1
5
6
7
8
2
3
4
3
4
Z314 103
V5D
1
5
6
7
8
2
3
4
3
4
Z361 103
1
5
6
7
8
2
3
4
3
4
Z362 103
1
5
6
7
8
2
3
4
3
4
Z363 103
1
5
6
7
8
2
3
4
3
4
Z364 103
V5D
C301 33/16
C305
103
5
1
2
3
2
3
4
IC391
C391 104
3
7
5
IC392
5
1
2
3
2
3
4
IC393
6
1
2
IC392
C392 104
8
V
4
G
IC392
C393 104
R302 103
R301 103
R305 222
R306 222
R307 222
R308
472
1
5
6
7
8
2
3
4
3
4
Z306 103
1
5
6
7
8
2
3
4
3
4
Z301 0R00
1
5
6
7
8
2
3
4
3
4
Z302 0R00
1
5
6
7
8
2
3
4
3
4
Z303 0R00
1
5
6
7
8
2
3
4
3
4
Z304 0R00
R304
103
R303
103
R368
103
5
1
2
3
4
6
7
8
7
8
Z307 0R00
5
1
2
3
4
6
7
8
7
8
Z308 0R00
5
1
2
3
4
6
7
8
7
8
Z309 0R00
5
1
2
3
4
6
7
8
7
8
Z310 0R00
L301 100
C304
103
C303
103
C302
103
R345
OPEN
C342
104
C343
104
1 Standby
2 SGline14
24
REGout
23
SGline15
3 SGline13
4 SGline12
5 SGline11
6 GND
25 GND
7 SGline10
8 SGline9
9 SGline8
10 SGline7
11 SGline6
12 VCC
22
SGline16
21
SGline17
20
SGline18
19
GND
26
GND
18
SGline1
17
SGline2
16
SGline3
15
SGline4
14
SGline5
13
VCC
IC341
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
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
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
CN301
R311
221
R313
331
C341 104
R341
104
R342 473
Q341
R343 332
1
5
6
7
8
2
3
4
Z316
221
5
1
2
3
4
6
7
8
Z317
221
1
5
6
7
8
2
3
4
Z320
331
5
1
2
3
4
6
7
8
Z321
331
C351 33/16
C355
103
R352 103
R351 103
R355 222
R356 222
R357 222
R358
472
1
5
6
7
8
2
3
4
3
4
Z356 103
1
5
6
7
8
2
3
4
3
4
Z351 0R00
1
5
6
7
8
2
3
4
3
4
Z352 0R00
1
5
6
7
8
2
3
4
3
4
Z353 0R00
1
5
6
7
8
2
3
4
3
4
Z354 0R00
R354
103
R353
103
R369
103
5
1
2
3
4
6
7
8
7
8
Z357 0R00
5
1
2
3
4
6
7
8
7
8
Z359 0R00
5
1
2
3
4
6
7
8
7
8
Z360 0R00
L351 100
C354
103
C353
103
C352
103
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
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
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
CN351
R363 331
R361 221
5
1
2
3
4
6
7
8
Z367
221
1
5
6
7
8
2
3
4
Z371
331
1
5
6
7
8
2
3
4
3
4
Z358 0R00
5
1
2
3
4
6
7
8
Z366
221
1
5
6
7
8
2
3
4
Z30
331
6 VDD
18 VDD
31 VDD
43 VDD
49 VDD
63 VDD
73 VDD
107 VDD
116 VDD
131 VDD
137 VDD
125 DMA0
126 TP
135 DMR/#W
129 #DACK
54 SCLK
138 DMD15
139 DMD14
141 DMD13
142 DMD12
143 DMD11
144 DMD10
1 DMD9
3 DMD8
4 DMD7
5 DMD6
7 DMD5
9 DMD4
10 DMD3
11 DMD2
13 DMD1
14 DMD0
130 DREQ
59 MODE1
60 MODE0
57
A0
56
A1
55
A2
52
A3
51
A4
19
D15
20
D14
22
D13
23
D12
24
D11
26
D10
27
D9
28
D8
29
D7
32
D6
33
D5
34
D4
36
D3
37
D2
38
D1
39
D0
2
VSS
8
VSS
12
VSS
16
VSS
21
VSS
25
VSS
30
VSS
35
VSS
40
VSS
45
VSS
53
VSS
58
VSS
66
VSS
77
VSS
82
VSS
88
VSS
93
VSS
98
VSS
102
VSS
112
VSS
122
VSS
128
VSS
134
VSS
140
VSS
68
BSYOE
65
SELOE
67
RSTOE
119
UDBOEP
108
LDBOEP
120
DBOE15
64
INIT
62
TARG
61 #S/DESL
121
DBOE14
123
DBOE13
124
DBOE12
69
DBOE11
70
DBOE10
71
DBOE9
72
DBOE8
109
DBOE7
110
DBOE6
111
DBOE5
113
DBOE4
114
DBOE3
115
DBOE2
117
DBOE1
118
DBOE0
41 LDP
17 UDP
15 LDMDP
136 UDMDP
46 R/#W
50
#INT
47
#CS1
101
#UDBP
90
#LDBP
103
#DB15
104
#DB14
105
#DB13
106
#DB12
74
#DB11
75
#DB10
76
#DB9
78
#DB8
91
#DB7
92
#DB6
94
#DB5
95
#DB4
96
#DB3
97
#DB2
99
#DB1
100
#DB0
79
#I/O
80
#REQ
81
#C/D
83
#SEL
84
#MSG
85
#RST
86
#ACK
87
#BSY
89
#ATN
132 #DMUDS
133 #DMLDS
127 #RESET
44 #LDS
42 #UDS
48 #CS0
IC351
6 VDD
18 VDD
31 VDD
43 VDD
49 VDD
63 VDD
73 VDD
107 VDD
116 VDD
131 VDD
137 VDD
125 DMA0
126 TP
135 DMR/#W
129 #DACK
54 SCLK
138 DMD15
139 DMD14
141 DMD13
142 DMD12
143 DMD11
144 DMD10
1 DMD9
3 DMD8
4 DMD7
5 DMD6
7 DMD5
9 DMD4
10 DMD3
11 DMD2
13 DMD1
14 DMD0
130 DREQ
59 MODE1
60 MODE0
57
A0
56
A1
55
A2
52
A3
51
A4
19
D15
20
D14
22
D13
23
D12
24
D11
26
D10
27
D9
28
D8
29
D7
32
D6
33
D5
34
D4
36
D3
37
D2
38
D1
39
D0
2
VSS
8
VSS
12
VSS
16
VSS
21
VSS
25
VSS
30
VSS
35
VSS
40
VSS
45
VSS
53
VSS
58
VSS
66
VSS
77
VSS
82
VSS
88
VSS
93
VSS
98
VSS
102
VSS
112
VSS
122
VSS
128
VSS
134
VSS
140
VSS
68
BSYOE
65
SELOE
67
RSTOE
119
UDBOEP
108
LDBOEP
120
DBOE15
64
INIT
62
TARG
61 #S/DESL
121
DBOE14
123
DBOE13
124
DBOE12
69
DBOE11
70
DBOE10
71
DBOE9
72
DBOE8
109
DBOE7
110
DBOE6
111
DBOE5
113
DBOE4
114
DBOE3
115
DBOE2
117
DBOE1
118
DBOE0
41 LDP
17 UDP
15 LDMDP
136 UDMDP
46 R/#W
50
#INT
47
#CS1
101
#UDBP
90
#LDBP
103
#DB15
104
#DB14
105
#DB13
106
#DB12
74
#DB11
75
#DB10
76
#DB9
78
#DB8
91
#DB7
92
#DB6
94
#DB5
95
#DB4
96
#DB3
97
#DB2
99
#DB1
100
#DB0
79
#I/O
80
#REQ
81
#C/D
83
#SEL
84
#MSG
85
#RST
86
#ACK
87
#BSY
89
#ATN
132 #DMUDS
133 #DMLDS
127 #RESET
44 #LDS
42 #UDS
48 #CS0
IC301
V3D
V5D
V5D
V5D
V5D
V5D
V5D
V5D
V5D
V5D
V5D
V5D
V5D
V5D
V5D
V5D
V5D
V3D
SIRQCS
5RD
5RD
SPCIRQ
STCLK
SRSTA
SRSTA
5RDWR
LDS
UDS
SPCACS
LDS
UDS
SPCACS
SCNTA3
SCNTA2
SCNTA2
SCNTA1
SCNTA0
SCNTA0
DA0
DA4
DA1
DA2
DA3
DA5
DA6
DA7
DA8
DA9
DA10
DA11
DA12
DA13
DA14
DA15
5ADR1
5ADR2
5ADR3
5ADR4
5ADR2
5ADR3
5ADR4
5DAT15
5DAT14
5DAT13
5DAT12
5DAT11
5DAT10
5DAT14
5DAT13
5DAT12
5DAT11
5DAT10
5DAT9
5DAT8
5DAT7
5DAT6
5DAT5
5DAT4
5DAT3
5DAT2
5DAT1
5DAT0
5DAT8
5DAT7
5DAT6
5DAT5
5DAT4
5DAT3
5DAT2
5DAT1
5DAT0
SCA0
DBA0
SCA0
SCA1
SCA2
SCA3
SCA4
SCA5
SCA6
SCA7
SCA8
SCA8
SCA7
SCA6
SCA5
SCA7
SCA6
SCA5
DBA5
DBA6
DBA7
DBA6
DBA7
DBA16
SCA0
SCA1
SCA2
SCA3
SCA4
SCA1
SCA2
SCA3
SCA4
DBA7
DBA16
DBA16
DBA8
DBA9
DBA10
DBA11
DBA12
DBA13
DBA14
DBA15
DBA17
DBA6
DBA5
DBA4
DBA3
DBA2
DBA1
DBA0
TERM
SCA1
SCA2
SCA3
SCA4
SCA5
SCA6
SCA7
SCA8
DBA1
DBA2
DBA3
DBA4
DBA5
DBA6
DBA7
DBA8
DBA9
DBA10
DBA11
DBA12
DBA13
DBA14
DBA15
DBA16
DBA17
SRSTB
SPCBCS
SCNTB3
SCNTB2
SCNTB2
SCNTB1
SCNTB0
SCNTB0
5ADR1
5ADR2
5ADR3
5ADR4
5ADR2
5ADR3
5ADR4
5DAT15
5DAT14
5DAT13
5DAT12
5DAT11
5DAT10
5DAT14
5DAT13
5DAT12
5DAT11
5DAT10
5DAT9
5DAT8
5DAT7
5DAT6
5DAT5
5DAT4
5DAT3
5DAT2
5DAT1
5DAT0
5DAT8
5DAT7
5DAT6
5DAT5
5DAT4
5DAT3
5DAT2
5DAT1
5DAT0
SCB0
DBB0
SCB0
SCB8
DBB0
DBB1
DBB2
DBB3
DBB4
DBB5
DBB6
DBB7
DBB16
DBB1
DBB2
DBB3
DBB4
DBB5
DBB6
DBB7
DBB16
DBB1
DBB2
DBB3
DBB4
DBB5
DBB6
DBB7
DBB8
DBB9
DBB10
DBB11
DBB12
DBB13
DBB14
DBB15
DBB16
DBB17
SCB1
SCB2
SCB3
SCB4
SCB5
SCB6
SCB7
SCB8
SCB5
SCB6
SCB7
SCB8
DBB8
DBB9
DBB10
DBB11
DBB12
DBB13
DBB14
DBB15
DBB17
DB0
DB1
DB2
DB3
DB4
DB5
DB6
DB7
DB8
DB9
DB10
DB11
DB12
DB13
DB14
DB15
5DAT1
5DAT0
SCB1
SCB2
SCB3
SCB4
SCB5
SCB6
SCB7
C312
104
C311
104
C310
104
C362
104
C361
104
C360
104
DBB0
DBB1
DBB2
DBB3
DBB4
DBB5
DBB6
DBB7
DBB1
DBB2
DBB3
DBB4
DBB5
DBB6
DBB7
SCB8
SCB7
SCB6
SCB5
SCB4
SCB3
SCB2
SCB1
SCB0
SCB6
SCB5
SCB4
SCB3
SCB2
SCB1
SCB0
5DAT(0-15)
SCNTA(0-3)
DA(0-15)
5ADR(1-21)
GND
GND
SCA8
GND
SCA8
SCA7
SCA6
SCA5
SCA4
SCA3
SCA2
SCA1
SCA0
SCA6
SCA5
SCA4
SCA3
SCA2
SCA1
SCA0
GND
GND
DBA0
GND
GND
GND
GND
GND
GND
GND
GND
GND
LDBP
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
OPEN
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
DBA1
DBA2
DBA3
DBA4
DBA5
DBA6
DBA7
DBA2
DBA3
DBA4
DBA5
DBA6
DBA7
GND
GND
GND
TERMPWR
5DAT(0-15)
SCNTB(0-3)
DB(0-15)
5ADR(1-21)
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
LDBP
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
OPEN
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
TERMPWR
(2/10)
(2/10)
(2/10)
(1/10)
(4/10)
(3/10)
(2/10)
(2/10)
(1/10)
(4/10)
(3/10)
(1/10)
(3/10)
(2/10)
(1/10)
(1/10)
MAIN BOARD (5/10)
(6/10)
(6/10)
(2,6,7/10)
(4/10)
(4/10)
(4/10)
(4/10)
(6/10)
(2,6,7/10)
TO
SCSI-IDE
BOARD...CN3
TO
EXTENSION
STORAGE PORT
SCSI-IDE
BOARD...CN3
TO
EXTENSION
STORAGE PORT
TO
COPY PORT
COPY PORT
A
B
C
D
E
1
2
3
4
(1/10)
(1/10)
< VOLTAGE >
MAIN BOARD (5/10)
MAIN BOARD (5/10)
< INDEX >
MAIN BOARD (5/10)
MAIN BOARD (5/10)
IC301
C2/C3/D2/D3/E2/E3
IC341
C3/C4
IC351
A2/A3/B2/B3
IC391
C1
IC392
C3,C4
IC393
C3
IC394
A3/A4
Q341
D3
IC391
3.0
5.0
5.0
0
5.0
5.0
5.0
IC393
5.0
5.0
5.0
0
3.1
3.1
3.1
IC392
5.0
5.0
5.0
5.0
5.0
0
5.0
5.0
5.0
5.0
5.0
5.0
5.0
Pin 1
2
3
4
5
6
7
8
9
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
IC341
0.3
2.8
2.8
2.8
2.8
2.8
2.8
2.8
2.8
0
2.8
2.8
2.8
2.8
2.8
5.0
5.0
2.8
2.8
2.8
2.8
2.8
2.8
2.8
2.8
2.8
5.0
5.0
2.8
2.8
2.8
2.8
2.8
0
2.8
2.8
2.8
2.8
2.9
2.8
2.8
2.8
2.9
0
0
0
Q341
B
4.4
C
0.3
E
5.0
Note:
The value indicated in the schematic diagram
should be read as follows:
should be read as follows:
Multiplier (0 - 5)
2nd. Significant Digit (0 - 9)
1st. Significant Digit (1 - 9)
2nd. Significant Digit (0 - 9)
1st. Significant Digit (1 - 9)
<Example>
For Resistor:
330
For Resistor:
330
33 x 10 = 33
Ω
561
56 x 10 = 560
Ω
123
12 x 10 = 12k
Ω
0R00 = 0
Ω
0
1
3
820
82 x 10 = 82 pF
102
10 x 10 = 1000 pF = 0.001
µ
F
104
10 x 10 = 100000 pF = 0.1
µ
F
0
2
4
For Capacitor
(Except Electrolytic Capacitor and Tantalum Capacitor):
(Except Electrolytic Capacitor and Tantalum Capacitor):
1
010
1 x 10 =
1
µ
H
101
10 x 10 =
100
µ
H
8R2 = 8.2
µ
H
0
For Coil:
L352
C396
104
C395
104
1 Standby
2 SGline14
24
REGout
23
SGline15
3 SGline13
4 SGline12
5 SGline11
6 GND
25 GND
7 SGline10
8 SGline9
9 SGline8
10 SGline7
11 SGline6
12 VCC
22
SGline16
21
SGline17
20
SGline18
19
GND
26
GND
18
SGline1
17
SGline2
16
SGline3
15
SGline4
14
SGline5
13
VCC
IC394
DBB5
DBB6
DBB7
DBB6
DBB7
DBB16
SCB0
SCB1
SCB2
SCB3
SCB4
SCB1
SCB2
SCB3
SCB4
L353
C397
1/16
C394
1/16
R370 OPEN
SCHEMATIC DIAGRAM OF MAIN BOARD (5/10)
Click on the first or last page to see other WJ-HD500B service manuals if exist.