Read Sony CDX-605 / XDC-40 (serv.man2) Service Manual online
CDX-605
– 17 –
– 18 –
SECTION 7
DIAGRAMS
7-1.
NOTES FOR PRINTED WIRING BOARD AND SCHEMATIC DIAGRAM
Note on Schematic Diagram:
• All capacitors are in µF unless otherwise noted. pF: µµF
• All capacitors are in µF unless otherwise noted. pF: µµF
50 WV or less are not indicated except for electrolytics
and tantalums.
and tantalums.
• All resistors are in
Ω
and
1
/
4
W or less unless otherwise
specified.
•
¢
: internal component.
•
C
: panel designation.
Note on Printed Wiring Board:
• X
: parts extracted from the component side.
• Y
: parts extracted from the conductor side.
•
r
: Through hole.
•
¢
: internal component.
• b
: Pattern from the side which enables seeing.
(The other layers' patterns are not indicated.)
•
U
: B+ Line.
•
H
: adjustment for repair.
• Power voltage is dc 14.4V and fed from CD changer con-
troller.
• Voltages and waveforms are dc with respect to ground in
playback mode.
• Voltages are taken with a VOM (Input impedance 10 M
Ω
).
Voltage variations may be noted due to normal produc-
tion tolerances.
tion tolerances.
• Waveforms are taken with a oscilloscope.
Voltage variations may be noted due to normal produc-
tion tolerances.
tion tolerances.
• Circled numbers refer to waveforms.
• Signal path.
• Signal path.
J
: CD
Note: The components identified by mark
!
or dotted line
with mark
!
are critical for safety.
Replace only with part number specified.
Caution:
Pattern face side:
Pattern face side:
Parts on the pattern face side seen from
(Conductor Side)
the pattern face are indicated.
Parts face side:
Parts on the parts face side seen from
(Component Side)
the parts face are indicated.
• Waveforms
– RF Section –
– RF Section –
1
IC11
1
(FEO)
500 mV/DIV, 500 nsec/DIV
2
IC11
2
(FEI)
50 mV/DIV, 1 µsec/DIV
3
IC11
$¶
(TEI)
200 mV/DIV, 500 µsec/DIV
– MAIN Section –
1
IC101
@¶
(MDP)
2
IC101
%º
(LRCK)
3
IC101
%¢
(BCK)
4
IC302
#¡
(EXTAL)
5
IC401
!∞
(XI)
1.2 Vp-p
Approx. 110 mVp-p
Approx. 280 mVp-p
2.5 Vp-p
7.6
µ
sec
6 Vp-p
24
µ
sec
3.3 Vp-p
125 nsec
6 Vp-p
470 nsec
2.4 Vp-p
59 nsec
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