Sony CD Walkman D-E660, Руководство по обслуживанию

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5-4. SCHEMATIC DIAGRAM
D-E660/EJ610/EJ611/EJ613/EJ615/EJ616CK
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 0 or dotted par une marque 0 sont cri-
line with mark 0 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 4.5V and fed with regulated dc power
supply from external power voltage jack (J401).
• Voltages and waveforms are dc with respect to ground
under no-signal conditions.
no mark : PLAY
∗
: Impossible to measure
• 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
AUS
: Australian
FR : French
HK : Hong Kong
AR : Argentina
JE : Tourist
G : German
EA : Saudi Arabia
CH : Chinese
EE : East European
C&SA : Central and South America
z Refer to page 21 – 22 for IC Block Diagrams.
r
Waveforms
1
IC601
wg
CLOCK
5
2 6
3 7
4 8
VOLT/DIV : 0.5 V AC
TIME/DIV : 0.5
µ
sec
IC601 ih
LRCK
IC601 e;
R4M
IC601 o;
BCK
IC601
rd
MDP
IC601 of
XTAO
IC601 ua
RFAC
IC801
ul
XIN
VOLT/DIV : 0.5 V AC
TIME/DIV : 0.1
µ
sec
PLAY MODE
VOLT/DIV :0.5 V AC
TIME/DIV : 2
µ
sec
VOLT/DIV : 0.1 V AC
TIME/DIV : 0.5 msec
VOLT/DIV : 0.5 V AC
TIME/DIV : 5
µ
sec
VOLT/DIV : 0.5 V AC
TIME/DIV : 0.1
µ
sec
VOLT/DIV : 0.2 V AC
TIME/DIV : 20 nsec
VOLT/DIV : 0.5 V AC
TIME/DIV : 0.1
µ
sec
2.1 Vp-p
1.9
µ
sec
1.76 Vp-p
239 nsec
2.1 Vp-p
3.8
µ
sec
400 – 500
mVp-p
2 Vp-p
22.9 µ sec
2.1 Vp-p
479 nsec
0.9 Vp-p
16.9MHz
2.6 Vp-p
4MHz