Sony PMC-D407L Service Manual ▷ View online
6-9. SCHEMATIC DIAGRAM — RDS SECTION — • Refer to page 64 for IC Block Diagrams.
– 35 –
– 36 –
PMC-D407L
Note:
• All capacitors are in µF unless otherwise noted. pF: µµF
• All capacitors are in µF unless otherwise noted. pF: µµF
50 WV or less are not indicated except for electrolytics
and tantalums.
and tantalums.
• All resistors are in
Ω
and
1
/
4
W or less unless otherwise
specified.
•
U
: B+ Line.
• Voltage is dc with respect to ground under no-signal
(detuned) condition.
no mark : FM
(
no mark : FM
(
) : MW
• Voltages are taken with a VOM (Input impedance 10 M
Ω
).
Voltage variations may be noted due to normal produc-
tion tolerances.
tion tolerances.
(Page 32)
(Page 47)
6-10. PRINTED WIRING BOARDS — CD SECTION — • Refer to page 21 for Circuit Boards Location.
PMC-D407L
– 37 –
– 38 –
Note:
• X
: parts extracted from the component side.
• b
: Pattern from the side which enables seeing.
• Semiconductor
Location
Ref. No.
Location
IC701
D-6
IC702
I-5
IC703
B-2
IC704
H-3
Q701
B-7
Q703
B-7
CD MOTOR BOARD
1-639-678-
S701
(LIMIT)
M701
(SPINDLE)
CNP707
12
(12)
M
M702
(SLED)
(SLED)
M
6
1
(Page 44)
(Page 43)
(Page 49)
– 39 –
– 40 –
– 41 –
PMC-D407L
6-11. SCHEMATIC DIAGRAM — CD SECTION — • Refer to page 65 for IC Block Diagrams.
Note:
• All capacitors are in µF unless otherwise noted. pF: µµF
• All capacitors are in µF unless otherwise noted. pF: µµF
50 WV or less are not indicated except for electrolytics
and tantalums.
and tantalums.
• All resistors are in
Ω
and
1
/
4
W or less unless otherwise
specified.
•
U
: B+ Line.
•
H
: adjustment for repair.
• Voltage and waveforms are dc with respect to ground
under no-signal conditions.
no mark : CD STOP
no mark : CD STOP
• Voltages are taken with a VOM (Input impedance 10 M
Ω
).
Voltage variations may be noted due to normal produc-
tion tolerances.
tion tolerances.
• Waveforms are taken with a oscilloscope.
Voltage variations may be noted due to normal produc-
tion tolerances.
tion tolerances.
• Circled numbers refer to waveforms.
• Signal path.
• Signal path.
J
: CD
c
: digital out
Note: The components identified by mark
!
or dotted line
with mark
!
are critical for safety.
Replace only with part number specified.
• Waveforms
1
2
3
4
5
IC701
#¡
(RFO)
IC701
$¢
(TI)
IC701
2
(FI)
IC702
@º
(LRCK)
IC702
@™
(BCK)
6
IC702
@∞
(XPCK)
7
IC702
#∞
(XTAO)
1.3
±
0.2Vp-p
Approx. 50mVp-p
Approx. 50mVp-p
5Vp-p
22.6
µ
s
6.7Vp-p
280ns
4.8Vp-p
240ns
4.8Vp-p
16.9344MHz
(Page 52)
(Page 45)
(Page 46)
4
11
HEAD BOARD
WHT
WHT
BLU
RED
BLK
YEL
BLK
RED
WHT
BLK
1-662-743-
11
SW BOARD
S694
REC-REV
(ERASE PROOF)
S696
MODE
(HEAD POSITION)
M691
(CAPSTAN/REEL)
S691
HALF
(CASSETTE)
S695
REC-FWD
(ERASE PROOF)
1-662-742-
PM691
PLUNGER
SOLENOID
8
4
1
CN691
R691
PH691
HRPE101
RECORD/PLAYBACK
/ERASE HEAD
– 42 –
– 43 –
– 44 –
PMC-D407L
Note:
• X
: parts extracted from the component side.
• Y
: parts extracted from the conductor side.
• b
: Pattern from the side which enables seeing.
6-12. PRINTED WIRING BOARDS — MAIN SECTION —
• Refer to page 21 for Circuit Boards Location.
D301
H-7
D302
B-7
D304
C-5
D305
E-9
D307
A-7
D308
B-11
D309
C-10
D310
C-9
D311
B-9
D312
F-7
D313
B-9
D314
I-9
D315
B-8
D316
B-7
D317
D-5
D318
F-9
D319
D-8
D320
C-11
IC301
H-6
IC302
H-11
IC303
E-10
IC305
I-1
Q102
G-4
Q103
D-11
Q131
G-3
Q132
H-3
Q202
G-3
Q203
D-11
Q231
F-3
Q232
F-3
Q301
E-6
Q302
F-4
Q303
F-5
Q304
F-8
Q305
F-7
Q306
F-7
Q307
F-4
Q308
E-3
Q309
C-4
Q310
C-3
Q311
C-7
Q312
B-7
Q313
C-10
Q314
C-11
Q316
D-8
Q317
B-6
Q319
C-8
Q320
E-7
Q323
C-8
Q324
F-9
Q325
E-4
Q326
F-8
Q327
D-2
Q328
E-8
Q329
I-9
Q330
J-12
Q331
C-2
Q332
C-3
Q333
D-5
Q334
E-10
Q335
E-2
Q398
C-12
Q399
C-12
Ref. No.
Location
• Semiconductor
Location
(Page 44)
(Page 38)
(Page 29)
(Page 30)
(Page 59)
(Page 30)
(Page 43)
(Page 33)
(Page 37)
(Page 49)
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