Sony CDP-CX240 Service Manual page 25
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Also See for CDP-CX240:
- Operating instructions manual (96 pages) ,
- Operating instructions manual (33 pages) ,
- Limited warranty (1 page)
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Q Q
3 7 6 3 1 5 1 5 0
THIS NOTE IS COMMON FOR PRINTED WIRING
BOARDS AND SCHEMATIC DIAGRAMS.
(In addition to this, the necessary note is printed
in each block.)
For schematic diagrams.
Note:
• 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
1
/
W or less unless otherwise
4
specified.
•
¢
: internal component.
• C : panel designation.
Note:
Note:
The components identi-
Les composants identifiés par
une marque ! sont critiques
fied by mark ! or dotted
pour la sécurité.
line with mark ! are criti-
Ne les remplacer que par une
cal for safety.
piéce por tant le numéro
Replace only with part
spécifié.
number specified.
• U : B+ Line.
• V : B– Line.
• H : adjustment for repair.
• Voltages and waveforms are dc with respect to ground
under no-signal (detuned) conditions.
no mark : STOP
• 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.
T E
L
1 3 9 4 2 2 9 6 5 1 3
• Circled numbers refer to waveforms.
• Signal path.
J
: CD
c : digital out
For printed wiring boards.
Note:
• X : parts extracted from the component side.
• Y : parts extracted from the conductor side.
•
®
: Through hole.
• b : Pattern from the side which enables seeing.
(The other layers' patterns are not indicated.)
Caution:
Pattern face side: Parts on the pattern face side seen from the
(Side B)
pattern face are indicated.
Parts face side: Parts on the parts face side seen from the
(Side A)
parts face are indicated.
• Indication of transistor
C
Q
These are omitted
B
E
B
C
E
These are omitted
w w w
.
http://www.xiaoyu163.com
x
a o
u 1 6 3
y
i
– 27 –
http://www.xiaoyu163.com
8
9
WAVEFORMS
1
3.1Vp-p
16.9MHz
IC101 ^§ XTAI
2
1.2Vp-p
(PLAY)
IC101 %¡ RF AC
3
2.5V
APPROX 500mVp-p (PLAY)
IC101 $¡ TE
4
2.5V
APPROX 200m Vp-p (PLAY)
IC101 #ª FE
5
2.4Vp-p
Q
Q
3
7
6
3
1
5
1
7.5µsec
IC101 @§ MDP
6
3.8Vp-p
10MHz
IC501 #¡ EXTAL
c o
.
2
4
2
9
8
5
0
8
9
2
4
9
8
2
m
– 28 –
9
9
9
9
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