Sony CFD-V15 - Cd Radio Cassette-corder, Service Manual

Page: 16 / 33

– 27 – – 28 – – 25 – – 26 –
CFD-V15/V24
1
IC701
#£
(RFO)
r WAVEFORMS
VOLT/DIV : 200mV AC
TIME/DIV : 0.5
µ
sec
4
IC702
$§
(MNT3)
VOLT/DIV : 1V AC
TIME/DIV : 50
µ
sec
2
IC702
#ª
(XPCK)
VOLT/DIV : 1V AC
TIME/DIV : 0.1
µ
sec
5
IC702
$¶
(MNT1)
VOLT/DIV : 1V AC
TIME/DIV : 50
µ
sec
3
IC702
$¡
(RFCK)
VOLT/DIV : 1V AC
TIME/DIV : 50nsec
6
IC702
`⁄‚›
(XTAO)
VOLT/DIV : 0.5V AC
TIME/DIV : 20nsec
1.2
±
0.2
Vp-p
5Vp-p
484nsec
5Vp-p
237nsec
4.8Vp-p
140.5
µ
sec
4.9Vp-p
140.5
µ
sec
2.5Vp-p
16.9344 MHz
PLAY MODE
Note:
• All capacitors are in
µ
F unless otherwise noted. pF:
µµ
F
50 WV or less are not indicated except for electrolytics
and tantalums.
• All resistors are in
Ω
and 1 /
4
W or less unless otherwise
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.
• Power voltage is dc 9V and fed with regulated dc power
supply from battery terminal.
• Voltages and waveforms are dc with respect to ground
under no-signal conditions.
no mark : CD STOP
(
) : REC
• Voltages are taken with a VOM (Input impedance 10 M
Ω
).
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
• Abbreviation
CND : Canadian SP :Singapore
EA : Saudi Arabia IT :Italian
EE : East European
C&SA : Central and South America
CIS
: Russian
6-5. SCHEMATIC DIAGRAM (CD SECTION)
r Refer to page 30 for IC Block Diagrams.