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4-3. PRINTED WIRING BOARDS
THIS NOTE IS COMMON FOR PRINTED WIRING BOARDS
•
: Uses unleaded solder.
•
: Circuit board
: Flexible board
Pattern from the side which enables seeing.
: pattern of the rear side
(The other layers' patterns are not indicated)
• Through hole is omitted.
• Circled numbers refer to waveforms.
• There are a few cases that the part printed on diagram
isn't mounted in this model.
• C: panel designation
Board Name
Parts Location
VC-345
DCR-TRV360/TRV361/TRV460/TRV460E/TRV461E
4-3. PRINTED WIRING BOARDS
4-3. PRINTED WIRING BOARDS
Total Number of Layers
4-69
8 layers
• Chip parts.
Transistor
C
6
5
4
4
5
6
5
B
E
1
2
3
3
2
1
1 2
1
2
2
1
3
5
4
3
3 4
5
2
Pattern
Layers Not Indicated
2 to 7 layers
4-55
Diode
4
4
5
3
3
3
3
3
2
1
2
1
2
1
2
1
4
3
4
1
2
3
4
4
3
1
2
1
4
3
2
1
1
2
5
6
4
4
5
6
3
4
1
2
3
3
2
1
2
1
1
2
3
6
5
4
3
4
2
1
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