Sony CFD-S40CP Service Manual ▷ View online
10
CFD-S40CP
3-6. MAIN BOARD
3
Cable, flexible flat (16 core)
(from CD board CN1003)
8
Plate (upper), shield
7
Plate (lower), shield
5
Remove solder
(2 places)
9
CD board
6
Screws
(+BVTT 2
× 4)
6
Screw
(+BVTT 2
× 4)
1
Screws (+BVTP 3
× 10)
4
Cable, flexible flat
(from CD board CN1001)
2
Cabinet (upper)
3-7. CD BOARD
4
Cable, flexible flat (US, CND: 9 core, AEP, UK: 11 core)
(from Main board CNP805)
5
Cable, flexible flat
(from Main board CNP802)
1
Connector
(from S701)
2
Screws (+BVTP 3
×
10)
6
Connector
(from Main board CNP322)
3
Main board
Cabinet (upper)
11
CFD-S40CP
6
Mechanism deck
2
Optical pick-up block
4
CD motor board
8
TC board
5
Screw
(+BVTP 3
× 10)
5
Screws (+BVTP 3
× 10)
1
Screws (+PWH 2.6
× 10)
1
Screws
(+PWH 2.6
× 10)
3
Remove solder
7
Screw (+BVTT 2
× 4)
Cabinet (upper)
Mechanism deck
5
HRP301
Head, magnetic (record / playback)
6
HE301
Head (erase)
1
Screws
+B 2.6
× 5
4
M321
(Capstan/reel motor)
2
3
Belt
3-8. OPTICAL PICK-UP BLOCK, MECHANISM DECK, CD MOTOR BOARD, TC BOARD
3-9. M321 (CAPSTAN/REEL MOTOR), BELT,
HRP301 HEAD, MAGNETIC (RECORD/PLAYBACK),
HE301 HEAD (ERASE)
HE301 HEAD (ERASE)
12
CFD-S40CP
4
Connector
(from Battery common
board CNP904)
board CNP904)
6
Battery common board
5
Screw
(+WH 3
× 8)
5
Screw
(+WH 3
× 8)
2
Screws
(+BVTP 3
× 10)
3
2
Screws
(+BVTP 3
× 14)
6
Battery board
1
Connector
(from Secondary board CNP901)
Power ASSY
Cabinet (rear)
Tuner board
2
Tuner retainer boards
1
Screw
(+BVTP 3
× 10)
3
Cabinet (rear)
3-10. POWER ASSY, BATTERY BOARD, BATTERY COMMON BOARD
3-11. TUNER BOARD
13
CFD-S40CP
4-1. MECHANICAL ADJUSTMENTS
PRECAUTION
1. Clean the following parts with a denatured-alcohol-moistened
swab :
record/playback head
pinch roller
erase head
rubber belts
capstan
2. Demagnetize the record/playback head with a head demagne-
tizer. (Do not bring the head demagnetizer close to the erase
head.)
head.)
3. Do not use a magnetized screwdriver for the adjustments.
4. The adjustments should be performed with the rated power sup-
4. The adjustments should be performed with the rated power sup-
ply voltage (9V) unless otherwise noted.
Torque Measurement
Torque
Torque Meter
Meter Reading
1.77 – 5.88 mN•m
Forward
CQ-102C
(18 – 60 g•cm)
(0.25 – 0.83 oz•inch)
Forward
0.1 – 0.49 mN•m
Back Tension
CQ-102C
(1.0 – 5.0 g•cm)
(0.014 – 0.069 oz•inch)
4.42 – 9.31 mN•m
Fast Forward
CQ-201B
(45 – 95 g•cm)
(0.62 – 1.32 oz•inch)
4.42 – 9.31 mN•m
Rewind
CQ-201B
(45 – 95 g•cm)
(0.62 – 1.32 oz•inch)
Tape Tension Measurement
Torque Meter
Meter Reading
CQ-403A
more than 60g
(more than 2.12 oz)
SECTION 4
ADJUSTMENTS
4-2. ELECTRICAL ADJUSTMENTS
TAPE RECORDER SECTION
Standard Output Level
Output terminal
HP OUT
load impedance
32
Ω
output signal level
0.25V (–10dB)
Test Tape
Type
Signal
Used for
WS-48A
3kHz, 0dB
Tape Speed Adjustment
Tape Speed Adjustment
Procedure :
Procedure :
Mode : Playback
Adjustment Value : 3,000Hz
Standard Value : 2,940 - 3,060Hz
Standard Value : 2,940 - 3,060Hz
Frequency difference between the beginning and the end of the tape
should be within 1.5% (45Hz).
should be within 1.5% (45Hz).
set
test tape
WS-48A
(3kHz, 0dB)
WS-48A
(3kHz, 0dB)
32
Ω
digital frequency
counter
counter
J301 (phones)
Tape speed adjustment
control inside motor
control inside motor
0dB = 0.775V
Adjustment Location : Mechanism deck
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