Panasonic WJ-HD500 Service Manual page 20

MAIN BOARD (2/10)
ADR (0-25)
DAT (0-31)
CTL (1-26)
IC38
TRANSCEIVER
DAT8-DAT15 2,3,5,6,8,9,11,12
1B1-1B8 1A1-1A8
13,14,16,17
DAT0-DAT7 19,20,22,23
2B1-2B8 2A1-2A8
1DIR
2DIR
1OE
2OE
PLDRD (1/10)
PLDWE0 (1/10)
IC39
BUFFER
47
1A1 1Y1
46
1A2 1Y2
CTL2 44
1A3 1Y3
CTL20 41
2Y1
2A1
CTL21 40
2A2 2Y2
CTL22 38
2A3 2Y3
ADR21 32
3A4 3Y4
ADR20 30
4A1
4Y1
ADR19 29
4A2
4Y2
ADR18 27
4A3
4Y3
ADR17 26
4A4 4Y4
1OE
2OE
3OE
4OE
IC40
BUFFER
ADR16 47
1A1 1Y1
ADR15 46
1A2 1Y2
ADR14 44
1A3 1Y3
ADR13 43
1A4 1Y4
ADR12 41
2A1 2Y1
ADR11 40
2A2 2Y2
ADR10 38
2A3 2Y3
ADR9 37
2A4 2Y4
ADR8 36
3A1 3Y1
ADR7 35
3A2 3Y2
ADR6 33
3A3 3Y3
ADR5 32
3A4 3Y4
ADR4 30
4A1 4Y1
ADR3 29
4A2 4Y2
ADR2 27
4A3 4Y3
ADR1 26
4A4 4Y4
1OE
2OE
3OE
4OE
BLOCK DIAGRAM OF MAIN BOARD (2/10)
DAT8-DAT15
37,38,40,41
43,44,46,47
MDAT8-MDAT15
DAT0-DAT7
MDAT (0-15)
26,27,29,30
32,33,35,36
MDAT0-MDAT7
MRD,MWE0,MRDWR
MCTL (20-22)
MADR (1-21)
1
DIR (1/10)
24
48
MBUF (1/10)
25
CS2
CS3
CS16
2 MRD
3 MWE0
5 MRDWR
CS17
MCTL20 CS7
8
9 MCTL21 CS30
11 MCTL22
17 MADR21 CS (0-30)
19 MADR20
20 MADR19
22 MADR18
23 MADR17
1
48
25
24
ADR9-ADR16
ADR1-ADR8
2 MADR16
3 MADR15
5 MADR14
6 MADR13
8 MADR12
9 MADR11
11 MADR10
12
MADR9
13 MADR8
14 MADR7
16 MADR6
17 MADR5
V3D
19 MADR4
Q39
20 MADR3
22 MADR2
23 MADR1
I2CSDA (1/10)
I2CSCL (1/10)
1
D42
I2CCLK (4/10)
48
I2CIRQ (1/10)
25
5RESET (1/10)
24
IC41
TRANSCEIVER
37,38,40,41
43,44,46,47 2,3,5,6,8,9,11,12 5DAT8-5DAT15
1A1-1A8 1B1-1B8
26,27,29,30 13,14,16,17
32,33,35,36 19,20,22,23 5DAT0-5DAT7
2A1-2A8 2B1-2B8
1
1DIR
24
2DIR
48
1OE
25
2OE
IC42
BUFFER
47 2
1A1 1B1
46 3
1A2 1B2
CTL2 44 5
1A3 1B3
43 6
1A4 1B4
41 8
1A5 1B5
40 9
1A6 1B6
CTL25 38 11
1A7 1B7
CTL26 37 12
1A8 1B8
36 13
2A1 2B1
35 14
2A2 2B2
33 16
2A3 2B3
ADR21 32 17 5ADR21
2A4 2B4
19
ADR20 30 5ADR20
2A5 2B5
20
ADR19 29 5ADR19
2A6 2B6
22 5ADR18
ADR18 27
2A7 2B7
23 5ADR17
ADR17 26
2A8 2B8
1
1DIR V3D
24
2DIR
48
1OE
25
2OE
IC43
TRANSCEIVER
2,3,5,6
37,38,40,41
43,44,46,47 8,9,11,12 5ADR9-5ADR16
1A1-1A8 1B1-1B8
26,27,29,30 13,14,16,17
32,33,35,36 19,20,22,23 5ADR1-5ADR8
2A1-2A8 2B1-2B8
1
1DIR V3D
24
2DIR
48
1OE
25
2OE
5ADR1
Q40
IC47
6
18 5WE0
A0 #WR
2
17 5CS16
SDA #CS
D43 3
16 5RD
SCL #RD
1
CLK
5
#INT
19
#RESET
7-15 5DAT0-5DAT7
DB0-DB7
– 16 –
5ADR21
5ADR20
5ADR9
5ADR10
5ADR11
5ADR12
5ADR13
5ADR14
5ADR15
5ADR16
5ADR17
5DAT15
5DAT7
5DAT14
5DAT6
5DAT13
5DAT5
5DAT12
5DAT4
5DIR (1/10)
5ADR19
5ADR18
5BUF (1/10)
5ADR8
5ADR7
5ADR6
5ADR5
5ADR4
5ADR3
5RD (5,6/10) 5ADR2
5WE0 (6/10) 5ADR1
5RDWR (5/10) 5DAT0
5DAT8
5DAT1
5DAT9
5DAT2
UDS (5/10)
5DAT10
LDS (5/10)
5DAT3
5DAT11
WRGP0 (9/10)
SIOCS (6/10)
SICHSL (6/10)
5ADR21
5ADR20
5ADR9
5ADR10
5ADR11
5ADR12
5ADR13
5ADR14
5ADR15
5ADR16
5ADR17
5DAT15
5DAT7
5DAT14
5DAT6
5DAT13
5DAT5
5DAT12
5DAT4
5ADR19
5ADR18
5ADR8
5ADR7
5ADR6
5ADR5
5ADR4
5ADR3
5ADR2
5ADR1
5DAT0
5DAT8
5DAT1
5DAT9
5DAT2
5DAT10
5DAT3
5DAT11
5DAT7
5DAT6
5DAT5
5DAT4
5DAT3
5DAT2
5DAT1
5DAT0
5DAT (0-15)
CSGDB (1/10)
3RESET (1/10)
CN23
A1 ADR21
A2 ADR20
A3 ADR9
A4 ADR10
A5 ADR11
A6 ADR12
A7 ADR13
A8 ADR14
A9 ADR15
A10 ADR16
A11 ADR17
A13 DATA15
A14 DATA7
A15 DATA14
A16 DATA6
A17 DATA13
A18 DATA5
A19 DATA12
A20 DATA4
B1 ROM0CS
B2 ADR19
B3 ADR18
B4 ADR8
B5 ADR7
B6 ADR6
B7 ADR5
B8 ADR4
B9 ADR3
B10 ADR2
B11 ADR1
B13 DATA0
B14 DATA8
B15 DATA1
B16 DATA9
B17 DATA2
B18 DATA10
B19 DATA3
B20 DATA11
CN24
A1 ADR21
A2 ADR20
A3 ADR9
A4 ADR10
A5 ADR11
A6 ADR12
A7 ADR13
A8 ADR14
A9 ADR15
A10 ADR16
A11 ADR17
A13 DATA15
A14 DATA7
A15 DATA14
A16 DATA6
A17 DATA13
A18 DATA5
A19 DATA12
A20 DATA4
B1 ROM1CS
B2 ADR19
B3 ADR18
B4 ADR8
B5 ADR7
B6 ADR6
B7 ADR5
B8 ADR4
B9 ADR3
B10 ADR2
B11 ADR1
B13 DATA0
B14 DATA8
B15 DATA1
B16 DATA9
B17 DATA2
B18 DATA10
B19 DATA3
B20 DATA11
CN401 OPEN
3 5DAT7
4
5DAT6
5
5DAT5
6
5DAT4
8 5DAT3
9 5DAT2
10 5DAT1
11 5DAT0
13 5ADR1
14 5RD
15 5WE0
16 CSGDB
18 INTGDB
19 RSTGDB