Read Panasonic WJ-AV20 Service Manual online
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CONDUCTOR VIEW OF PIO BOARD
CN2
CN1
PARALLEL PORT
SENSOR IN/TRIGGER OUT
TO
MAIN BOARD CN604
MAIN BOARD CN604
TO
MAIN BOARD CN605
MAIN BOARD CN605
PIO BOARD
(COMPONENT SIDE)
(PATTERN SIDE)
A
B
C
1
2
3
4
5
<Index>
PIO
BOARD
BOARD
IC1
A1
IC2
A1
Q1
B3
Q2
B3
Q3
B3
Q4
B3
Q5
B4
Q6
B4
Q7
B4
Q8
B4
Q9
B4
Q10
B5
Q11
B5
Q12
B5
Q13
B5
Q14
B5
Q15
B5
Q16
B5
Q17
B4
Q18
B4
Q19
B4
Q20
B4
Q21
A4
Q22
A4
Q23
A4
Q24
A4
Q25
B4
Q26
B5
Q27
B5
Q28
B5
Q29
B5
Q30
B5
Q31
B5
Q32
B5
Q33
B5
Q35
B4
Q36
B4
Q40
B4
D1
B4
D2
B4
D3
A4
D4
A4
D5
B4
D6
B5
D7
B5
D8
B5
D9
B5
D10
B4
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