Sony Digital 8 DCR-TRV280, Руководство по обслуживанию

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4-39
DCR-TRV270E/TRV280/TRV285E
4-3. PRINTED WIRING BOARDS
4-3. PRINTED WIRING BOARDS
4-3. PRINTED WIRING BOARDS
•
2 1
3
2 1
3
2 1
3
3 4 5
2 1
1 2 3
6 5 4
E B
C
3 1
5
2
4 6
1 2 3
6 5 4
3 1
5
2
4 6
1 2 3
5 4
4 3
1 2
3 1 2
4 5
5 3 4
1 2
1 4
2 3
4 6
2
5
3 1
1 2
4 3
1 4
2 3
: 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
THIS NOTE IS COMMON FOR PRINTED WIRING BOARDS
• Chip parts.
Transistor Diode
Board Name
Parts Location Pattern
(Shown on Page) Total Number of Layers Layers Not Indicated
CD-471 – 4 layers 2 to 3 layers
VC-344 4-58 4 layers 2 to 3 layers
PD-204 4-59 2 layers –
SI-041 4-59 2 layers –
FP-792 Flexible – 1 layer –
FP-228 Flexible – 1 layer –
FP-299 Flexible – 1 layer –
FP-300 Flexible – 1 layer –
FP-301 Flexible – 1 layer –
FP-302 Flexible – 1 layer –
FP-802 Flexible – 1 layer –
BOARD INFORMATION
2 1
3
2 1
3
2 1
3
3 4 5
2 1
1 2 3
6 5 4
E B
C
3 1
5
2
4 6
1 2 3
6 5 4
3 1
5
2
4 6
1 2 3
5 4
4 3
1 2
3 1 2
4 5
5 3 4
1 2
1 4
2 3
4 6
2
5
3 1
1 2
4 3
1 4
2 3