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PMC-R30L
6-5. PRINTED WIRING BOARDS — CD SECTION — • Refer to page 16 for Circuit Boards Location.
1
2
A
CNP704
B
7
1
MAIN BOARD
CNP304
(Page 30)
1
L702
C
2
SW701
(CD DOOR)
1
CNP705
C778
R752
D
11
2
E
CONTROL BOARD
CNP806
(Page 25)
C758
C751
1
CNP702
R741
R742
F
04
G
• Semiconductor
Location
Ref. No.
Location
IC701
E-6
IC702
B-7
IC703
D-4
Q701
F-4
Common note on Printed Wiring Boards:
• X : parts extracted from the component side.
•
¢
: internal component.
• b : Pattern from the side which enables seeing.
3
4
5
CD BOARD
6
1
CNP703
R735
JW731
JW734
C770
R736
R731
L701
JW726
C782
C732
C767
JW735
JW736
JW723
C772
C757
C754
C718
X701
JW725
R751
L705
R748
C756
C734
C753
C725
C764
JW721
C733
R723
60
R714
61
R743
C776
C777
80
41
R755
IC703
C722
40
1
R754
C727
C769
20
R756
R724
21
JW740
14
C765
C774
C766
R729
JW714
R759
C759
R733
JW704
C737
R732
C743
C763
R713
C742
C738
C760
C720
JW707
– 21 –
6
7
8
CD MOTOR BOARD
14
1
IC702
15
28
JW733
C748
JW739
C744
R737
C703
JW732
C710
JW712
R747
C704
R711
C749
JW738
R712
R707
R703
C701
C714
R705
JW702
C708
C702
R702
1
C709
52
C706
R704
C707
1
R701
OPTICAL PICK-UP
UNIT
40
IC701
13
KSS-213C
39
R706
27
16
C723
26
TP(RF)
C711
CNP701
R721
C712
R720
JW708
L704
JW706
Q701
R710
1-674-301-
11
9
10
11
12
BLK
M701
M
1
BLK
(SPINDLE)
BLK
BLK
BLK
WHT
6
S701
CNP707
(LIMIT)
M702
M
(SLED)
31
1-658-023-
(31)
Common note on Schematic Diagram:
• All capacitors are in µF unless otherwise noted. pF: µµF
50 WV or less are not indicated except for electrolytics
and tantalums.
• All resistors are in Ω and
specified.
•
¢
• C : panel designation.
Note: The components identified by mark ! or dotted line
• U : B+ Line.
• Voltage is dc with respect to ground under no-signal
(detuned) condition.
• Waveforms are dc with respect to ground in playback
mode.
no mark : FM or CD
(
<
∗
• Voltages are taken with a VOM (Input impedance 10 MΩ).
Voltage variations may be noted due to normal produc-
tion tolerances.
• Waveforms are taken with a oscilloscope.
Voltage variations may be noted due to normal produc-
tion tolerances.
• Circled numbers refer to waveforms.
• Signal path.
F
f
E
a
J
– 22 –
13
14
1
/
W or less unless otherwise
4
: internal component.
with mark ! are critical for safety.
Replace only with part number specified.
) : MW
> : LW
: Impossible to measure
: FM
: MW
: PB
: REC
: CD
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