Printed Wiring Board - Sony MVC-CD500 Service Manual

COVER COVER
THIS NOTE IS COMMON FOR WIRING BOARDS
(In addition to this, the necessary note is printed in each block)
(For printed wiring boards)
• : Uses unleaded solder.
• : Pattern from the side which enables seeing.
(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 INFORMATION
parts location
board name
(shown on page)
JK-253
LS-064
PK-068
FS-086
CD-439
SY-086
4-3. PRINTED WIRING BOARDS
4-3. PRINTED WIRING BOARDS
waveform
(shown on page)
4-64 –
– –
4-64 4-61
4-64 –
4-65 4-62
4-65 4-63
• Chip parts.
Transistor
C 6 5 5 4 4 5 6
B E 1 2 3 3 2 1
1 2
2 1
5 4 3 3 4 5
pattern
number of layers layers not shown
4 2 to 3
4 2 to 3
4 2 to 3
4 2 to 3
4 2 to 3
8 2 to 7
4-45
MVC-CD500
Diode
5 4 4 5 3 3
1 2 3 3 2 1 2 1 2 1 2
3 4 1 2 3 4
2 1 4 3 2 1 1
CSP IC
–
–
–
–
IC501, IC502
IC301, IC302, IC303,
IC381, IC501, IC503,
IC807
3 1 2 3
1 6 5 4
4 3 3 4
2 2 1