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WJ-AV20
WJ-AV20
SCHEMATIC DIAGRAM OF POWER BOARD
POWER BOARD
A
B
C
1
2
3
4
5
6
<Index>
POWER
BOARD
BOARD
IC1
B4
IC2
B5
Q1
B4,B6
D1
B3
D2
B4
D3
B4
D4
B4
D11
C5
D12
B5
D13
A5
D21
A6
D22
A6
D23
A6
Note: The value indicated in the schematic
diagram should be read as follows:
Multiplier (0–5)
2nd Significant Digit (0–9)
1st Significant Digit (0–9)
2nd Significant Digit (0–9)
1st Significant Digit (0–9)
<Example>
For Resistor:
330
→
33 x 10
0
= 33
Ω
561
→
56 x 10
1
= 560
Ω
123
→
12 x 10
3
= 12k
Ω
0R00=0
Ω
For Capacitor (Exclude Electrolytic
and Tantalum Capacitor):
and Tantalum Capacitor):
820
→
82 x 10
0
= 82PF
102
→
10 x 10
2
= 1,000PF = 0.001
µ
F
104
→
10 x 10
4
= 100,000PF = 0.1
µ
F
For Coil:
270
→
27 x 10
0
= 27
µ
H
101
→
10 x 10
1
= 100
µ
H
8R2 = 8.2
µ
H
A-2
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