Panasonic WJ-HD500 Service Manual page 39

MAIN BOARD (5/10)
V5D
E
SCNTA(0-3) 125 DMA0
(4/10)
126 TP
SCNTA3 135 DMR/#W
SCNTA2 133 #DMLDS
132 #DMUDS
R308
SCNTA1 129 #DACK
472
SCNTA0 130 DREQ
DA15 1 8 138 DMD15
DA14 2 7 139 DMD14
DA13 3 6 141 DMD13
DA12 4 5 142 DMD12
DA11 1 8 143 DMD11
DA10 2 7 144 DMD10
DA9 3 6
DA8 4 5
D DA7 1 8
DA6 2 7
DA5 3 6
DA4 4 5
DA3 1 8 10 DMD3
DA2 2 7 11 DMD2
DA1 3 6 13 DMD1
DA0 4 5 14 DMD0
DA(0-15)
1 8 136 UDMDP
(4/10)
V5D
2 7 15 LDMDP
3 6 17 UDP
4 5 41 LDP
R315 0R00
61 #S/DESL
60 MODE0
59 MODE1
5RDWR 46 R/#W
(2/10)
LDS 44 #LDS
(2/10)
UDS 42 #UDS
(2/10)
SPCACS 48 #CS0
(1/10)
STCLK 54 SCLK
(4/10)
SRSTA 127 #RESET
(3/10)
18 VDD
31 VDD
43 VDD
V5D 49 VDD
63 VDD
73 VDD
C 107 VDD
116 VDD
131 VDD
137 VDD
IC391 V5D
SIRQCS 1 5
(1/10)
5RD 2
(2/10)
3 4
C391 104
V5D
SCNTB(0-3)
125 DMA0
(4/10)
126 TP
SCNTB3 135 DMR/#W
SCNTB2 133 #DMLDS
132 #DMUDS
R358
SCNTB1 129 #DACK
472
SCNTB0 130 DREQ
DB15 1 8 138 DMD15
DB14 2 7 139 DMD14
DB13 3 6 141 DMD13
DB12 4 5 142 DMD12
B
DB11 1 8 143 DMD11
DB10 2 7 144 DMD10
DB9 3 6
DB8 4 5
DB7 1 8
DB6 2 7
DB5 3 6
DB4 4 5
DB3 1 8 10 DMD3
DB2 2 7 11 DMD2
DB1 3 6 13 DMD1
DB0 4 5 14 DMD0
DB(0-15) 1 8 136 UDMDP
(4/10)
V5D
2 7 15 LDMDP
3 6 17 UDP
4 5 41 LDP
R365 0R00
61 #S/DESL
60 MODE0
59 MODE1
46 R/#W
44 #LDS
42 #UDS
SPCBCS 48 #CS0
(1/10)
54 SCLK
SRSTB 127 #RESET
(3/10)
18 VDD
31 VDD
(1/10)
V5D
A 43 VDD
V5D 49 VDD
(1/10)
V3D
63 VDD
73 VDD
107 VDD
116 VDD
131 VDD
137 VDD
1
SCHEMATIC DIAGRAM OF MAIN BOARD (5/10)
V5D
50 R368 103
#INT
47 R303 103
#CS1
57 R304 103
A0
56 5ADR1
A1
55 5ADR2
A2
52 5ADR3
A3
51 5ADR4
A4
19 4 5 5DAT15
D15
20 3 6 5DAT14
D14
22 2 7 5DAT13
D13
23 1 8 5DAT12
D12
24 4 5 5DAT11
D11
26 3 6 5DAT10
D10
1 DMD9 27 2 7 5DAT9
D9
3 DMD8 28 1 8 5DAT8
D8
4 DMD7 29 4 5 5DAT7
D7
5 DMD6 32 3 6 5DAT6
D6
7 DMD5 33 2 7 5DAT5
D5
9 DMD4 34 1 8 5DAT4
D4
36 4 5 5DAT3
D3
37 3 6 5DAT2
D2
38 2 7 5DAT1
D1
39 1 8 5DAT0
D0
101 DBA17
#UDBP
IC301 90 R310 0R00 DBA16
#LDBP
103 DBA15
#DB15
104 DBA14
#DB14
105 DBA13
#DB13
106 DBA12
#DB12
74 DBA11
#DB11
75 DBA10
#DB10
76 DBA9
#DB9
78 DBA8
#DB8
91 4 5 DBA7
#DB7
92 3 6 DBA6
#DB6
94 2 7 DBA5
#DB5
95 1 8 DBA4
#DB4
96 4 5 DBA3
#DB3
97 3 6 DBA2
#DB2
6 VDD 99 2 7 DBA1
#DB1
100 1 8 DBA0
#DB0
89 R309 0R00 SCA8
#ATN
87 1 8 SCA7
#BSY
86 2 7 SCA6
#ACK
85 3 6 SCA5
#RST
84 4 5 SCA4
#MSG
83 1 8 SCA3
#SEL
81 2 7 SCA2
#C/D
80 3 6 SCA1
#REQ
79 4 5 SCA0
#I/O
IC393 V3D
1 5
2
3 4
C393 104
V5D
50 R369 103
#INT
47 R353 103
#CS1
57 R354 103
A0
56 5ADR1
A1
55 5ADR2
A2
52 5ADR3
A3
51 5ADR4
A4
19 4 5 5DAT15
D15
20 3 6 5DAT14
D14
22 2 7 5DAT13
D13
23 1 8 5DAT12
D12
24 1 8 5DAT11
D11
26 2 7 5DAT10
D10
1 DMD9 27 3 6 5DAT9
D9
3 DMD8 28 4 5 5DAT8
D8
4 DMD7 29 4 5 5DAT7
D7
5 DMD6 32 3 6 5DAT6
D6
7 DMD5 33 2 7 5DAT5
D5
9 DMD4 34 1 8 5DAT4
D4
36 4 5 5DAT3
D3
37 3 6 5DAT2
D2
38 2 7 5DAT1
D1
39 1 8 5DAT0
D0
101 DBB17
#UDBP
IC351
90 R360 0R00 DBB16
#LDBP
103 DBB15
#DB15
104 DBB14
#DB14
105 DBB13
#DB13
106 DBB12
#DB12
74 DBB11
#DB11
75 DBB10
#DB10
76 DBB9
#DB9
78 DBB8
#DB8
91 4 5 DBB7
#DB7
92 3 6 DBB6
#DB6
94 2 7 DBB5
#DB5
95 1 8 DBB4
#DB4
96 4 5 DBB3
#DB3
97 3 6 DBB2
#DB2
6 VDD 99 2 7 DBB1
#DB1
100 1 8 DBB0
#DB0
89 R359 0R00 SCB8
#ATN
87 1 8 SCB7
#BSY
86 2 7 SCB6
#ACK
85 3 6 SCB5
#RST
84 4 5 SCB4
#MSG
83 1 8 SCB3
#SEL
81 2 7 SCB2
#C/D
80 3 6 SCB1
#REQ
79 4 5 SCB0
#I/O
2 3
5ADR(1-21)
(6/10)
5DAT(0-15)
CN301
(2,6,7/10)
1 GND
TERM
(6/10)
2 GND
V5D 3 GND
4 GND
5 GND
Z317 Z316
6 GND
221 221
7 GND
8 GND
9 GND
10 GND
11 GND
12 GND
13 OPEN
14 GND
15 GND
Z321 Z320
16 GND
331 331
17 GND
18 GND
19 GND
20 GND
21 GND
V5D
22 GND
23 GND
24 GND
Q341
25 GND
DBA0
26 DBA0
DBA1
R341
27 DBA1
104 DBA2
28 DBA2
DBA3
29 DBA3
DBA4
30 DBA4
DBA5
31 DBA5
DBA6
32 DBA6
DBA7
33 DBA7
DBA16
IC341 34 LDBP
C342
104 35 GND
1 Standby 24
REGout
36 GND
R345
2 SGline14 23 DBA5
SGline15
OPEN 37 GND
3 SGline13 22 DBA6
SGline16
38 TERMPWR
4 SGline12 21 DBA7
SGline17
39 GND
5 SGline11 20 DBA16
SGline18 40 GND
6 GND 19 SCA8
GND 41 SCA8
25 GND 26
GND 42 GND
7 SGline10 18 SCA0 SCA7
SGline1
43 SCA7
SCA8 8 SGline9 17 SCA1 SCA6
SGline2
44 SCA6
SCA7 9 SGline8 16 SCA2 SCA5
SGline3
45 SCA5
SCA6 10 SGline7 15 SCA3 SCA4
SGline4
46 SCA4
SCA5 11 SGline6 14 SCA4 SCA3
SGline5 47 SCA3
12 VCC 13 SCA2
C343
VCC 48 SCA2
R344 104 SCA1
49 SCA1
0R00
SCA0
V5D 50 SCA0
IC392 V5D
1
2 6
8
V
IC392
7
5 3
G
4
SPCIRQ
(1/10)
5ADR(1-21)
(6/10)
5DAT(0-15) CN351
(2,6,7/10)
1 GND
2 GND
V5D 3 GND
4 GND
5 GND
Z369 Z368 Z367 Z366
6 GND
221 221 221 221
7 GND
8 GND
9 GND
10 GND
11 GND
12 GND
13 OPEN
14 GND
15 GND
Z373 Z372 Z371 Z370
16 GND
331 331 331 331
17 GND
18 GND
19 GND
20 GND
21 GND
22 GND
23 GND
24 GND
25 GND
DBB0
26 DBB0
DBB1
27 DBB1
DBB2
28 DBB2
DBB3
29 DBB3
DBB4
30 DBB4
DBB5
31 DBB5
DBB6
32 DBB6
DBB7
33 DBB7
DBB16
LDBP
34
V5D
35 GND
36 GND
37 GND
38 TERMPWR
Z375 Z374
39 GND
221 221
40 GND
R367
SCB8
331 41 SCB8
42 GND
1 8 SCB7
43 SCB7
2 7 SCB6
44 SCB6
3 6 SCB5
45 SCB5
4 5 SCB4
46 SCB4
1 8 SCB3
47 SCB3
2 7 SCB2
48 SCB2
3 6 SCB1
49 SCB1
4 5 SCB0
50 SCB0
4
– 35 –
< INDEX >
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
Q341 D3
TO
SCSI-IDE
BOARD...CN3
< VOLTAGE >
TO
MAIN BOARD (5/10)
EXTENSION
IC341 IC391 IC392 IC393
STORAGE PORT
Pin 1 0.3 3.0 5.0 5.0
2 2.8 5.0 5.0 5.0
3 2.8 0 5.0 0
4 2.8 5.0 0 3.1
5 2.8 5.0 5.0 3.1
6 0 5.0
7 2.8 5.0
8 2.8 5.0
9 2.8
10 2.8
11 2.8
12 5.0
13 5.0
14 2.8
15 2.8
16 2.8
17 2.8
18 2.8
19 0
20 2.8
21 2.8
22 2.8
23 2.8
24 2.9
25 0
26 0
Note:
The value indicated in the schematic diagram
should be read as follows:
Multiplier (0 - 5)
2nd. Significant Digit (0 - 9)
1st. Significant Digit (1 - 9)
TO
COPY PORT
<Example>
For Resistor:
0
330 33 x 10 =
= 560 Ω
1
561 56 x 10
3 = 12k Ω
123 12 x 10
0R00 = 0 Ω
For Capacitor
(Except Electrolytic Capacitor and Tantalum Capacitor):
0
820 82 x 10 =
2
102 10 x 10 =
4
104 10 x 10 = 100000 pF =
For Coil:
0
010 1 x 10 =
0 = 8.2 µH
8R2 8.2 x 10
1 = 100 µH
101 10 x 10
B C E
Q341 4.4 0.3 5.0
33 Ω
82 pF
1000 pF = 0.001 µF
0.1 µF
1 µH