DOWNLOAD Sony CFD-S700 Service Manual ↓ Size: 4.12 MB | Pages: 47 in PDF or view online for FREE

Model
CFD-S700
Pages
47
Size
4.12 MB
Type
PDF
Document
Service Manual
Brand
Device
Audio
File
cfd-s700.pdf
Date

Sony CFD-S700 Service Manual ▷ View online

10
CFD-S700
3-9. Cassette Holder Assy
1
 screw (BVTP 3x10)
2
 DAMPER
4
 cassette holder assy
3
3-10. PRE Board
1
 screw (BVTT 2x6)
4
 PRE board
claw
claw
2
3
 Remove the solders.
11
CFD-S700
3-12. CD Board
3-11. Belt, M801 (Capstan/Reel Motor), HRP301 (Magnetic Head)
mechanism deck
1
 two screws 
     (B 2.6 
×
 5)
4
 M801
(capstan/reel motor)
2
3
 belt
5
 claws
6
 HRP301 (magnetic head)
2
 screw (BVTT 2x6)
3
 flexible flat cable 
    (16 core)
1
 Remove soldering
     from the four points.
4
 CD board
12
CFD-S700
3-13. CD Mechanism Deck (KSM-213RDP)
1
 two screws
    (PWH 2.6x10)
2
 two screws
    (PWH 2.6x10)
3
 CD mechanism deck
    (KSM-213RDP)
3-14. Optical Pick-up (KSS-213R)
1
  two claws
4
 gear (A)
5
 two screws
    (+PWB TP)(M2)
2
 two claws
6
 sled shaft
7
 optical pick-up
    (KSS-213R)
3
 cover, CD
13
CFD-S700
jack (J321)
set
32 
test tape
WS-48A
(3 kHz, 0 dB)
digital frequency
counter
  TAPE SECTION     0 dB = 0.775 V
• Standard Output Level
Output terminal
HP OUT
load impedance
32 
output signal level
0.25 V (–10 dB)
• Test Tape
Type
Signal
Used for
WS-48A
3 kHz, 0 dB
tape speed adjustment
Tape Speed Adjustment
Procedure:
Mode: playback
PRECAUTION
1. Clean the following parts with a denatured-alcohol-moistened
swab :
record/playback head
pinch roller
erase head
rubber belts
capstan
idlers
2. Demagnetize the record/playback head with a head demagne-
tizer. (Do not bring the head magnetizer close to the erase head.)
3. Do not use a magnetized screwdriver for the adjustments.
4. The adjustments should be performed with the rated power
supply voltage (9V) unless otherwise noted.
Torque Measurement
Mode
Torque meter
Meter reading
2.95 – 6.86 mN • m
FWD
CQ-102C
(30 – 70 g • cm)
(0.42 – 0.97 oz • inch)
FWD
0.15 – 0.53 mN • m
Back Tension
CQ-102C
(1.5 – 5.5 g • cm)
(0.021 – 0.076 oz • inch)
more than 5.88 mN • m
FF
CQ-201B
(more than 60 g • cm)
(more than 0.83 oz • inch)
more than 5.88 mN • m
REW
CQ-201B
(more than 60 g • cm)
(more than 0.83 oz • inch)
Tape Tension  Measurement
Mode
Tension meter
Meter Reading
FWD
CQ-403A
more than 100 g
(more than 3.53 oz)
SECTION 5
ELECTRICAL ADJUSTMENTS
SECTION 4
MECHANICAL ADJUSTMENTS
Adjust so that the value on the digital frequency counter is
3,000 Hz.
Specification Value:
Digital frequency counter
2,940 to 3,060 Hz
Adjust so that the frequency at the beginning and that at the end of
tape winding are between 2,970 to 3,030 Hz.
Adjustment Location:
Tape speed adjustment 
control inside motor
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