Sony CFD-S38 Service Manual page 22

CFD-S38
6-10. SCHEMATIC DIAGRAM — MAIN SECTION (2/3) — • Refer to page 38 for IC Block Diagrams.
• Waveforms
(MODE:PLAY)
1
3
2.5V
Approx. 200mVp-p
Approx. 100mVp-p
1
$¶ IC701
(TEI)
IC701
4
2
1.2±0.1Vp-p
#£ @¡
(RFO)
IC701 IC703
5
2.2Vp-p
2.5V
16.9344MHz
&¡ Note:
(FEO)
IC703 (XTAO)
• 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
2Vp-p
specified.
• U : B+ Line.
7.6µsec
• Power voltage is dc 9 V and fed with regulated dc power
(MDP)
supply from battery terminal.
– 29 –
(Page 27)
(Page 31)
• Voltage and waveforms are dc with respect to ground
under no-signal conditions.
no mark : CD STOP
• Voltages are taken with a VOM (Input impedance 10 MΩ).
1 / W or less unless otherwise
Voltage variations may be noted due to normal produc-
4
tion tolerances.
• Waveforms are taken with a oscilloscope.
Voltage variations may be noted due to normal produc-
tion tolerances.
US,CND,E
MODEL
AR,SP
MODEL
Note: Note:
The components identi- Les composants identifiés par
fied by mark ! or dotted une marque ! sont critiques
line with mark ! are criti- pour la sécurité.
cal for safety. Ne les remplacer que par une
Replace only with part piéce por tant le numéro
number specified. spécifié.
• Signal path.
J
: CD
• Abbreviation
AR : Argentine model.
CND : Canadian model.
SP : Singapore model.
– 30 –