Sony CFD-S33 Service Manual page 38

CFD-S33
r Waveforms
1 (PLAY MODE) 4
1.0 – 1.4
Vp-p
140.5 µ sec
IC701 #¡ IC702 #¡
VOLT/DIV : 0.2 V AC
(RFO) TIME/DIV : 0.5 µsec (MNT3)
2 5
4.8 Vp-p
140.5 µ sec
242.0 µ sec
IC702 @∞ IC702 #™
VOLT/DIV : 1 V AC
(XPCK) (MNT1)
TIME/DIV : 0.1 msec
3 6
5.3 Vp-p
16.9344 MHz
140.5 µ sec
IC702 @• IC702 #∞
VOLT/DIV : 1 V AC
(XTAO)
(RFCK) TIME/DIV : 50 µsec
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.
Note: Note:
The components identi- Les composants identifiés
fied by mark ! or dotted par une marque ! sont cri-
line with mark ! are cri- tiques pour la sécurité.
tical for safety. Ne les remplacer que par
Replace only with part une piéce portant le
number specified. numéro spécifié.
• U : B+ Line.
• H : adjustment for repair.
• Power voltage is dc 9 V and fed with regulated dc power
supply from external power voltage jack.
• Voltages and waveforms are dc with respect to ground
under no-signal (detuned) conditions.
no mark : CD 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.
• Circled numbers refer to waveforms.
• Signal path.
J : CD
– 15 –
r SCHEMATIC DIAGRAM – MAIN SECTION (2/2) –
5.3 Vp-p
VOLT/DIV : 1 V AC
TIME/DIV : 50 µsec
5.3 Vp-p
VOLT/DIV : 1 V AC
TIME/DIV : 50 µsec
1.1 Vp-p
VOLT/DIV : 0.2 V AC
TIME/DIV : 50 nsec
– 16 – – 17 – – 8 –