Sony CMT-DF1 Service Manual

10
HCD-DF1
INITIAL MODE SETTING
Procedure:
1. Press three buttons of [VOLUME +], [DISPLAY] and I/1 simultaneously.
2. The system is initialized and turn the power on.
(The function becomes tuner mode and the volume become
16)
SECTION 4
TEST MODE
SECTION 5
MECHANICAL ADJUSTMENTS
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
demagnetizer. (Do not bring the head magnetizer close to the
erase head.)
3. Do not use a magnetized screwdriver for the adjustments.
4. After the adjustments, appiy suitable locking compound to
the parts adjusted.
5. The adjustments should be performed with the rated power
supply voltage unless otherwise noted.
TORQUE MEASUREMENT
Mode Torque Meter Meter Reading
2.0 – 8.0 mN⋅m
FWD CQ-102AS (20 – 80 g⋅cm)
(0.28 – 1.12 oz⋅inch)
FWD
0.15 – 0.6 mN⋅m
Back Tension
CQ-102C (1.5 – 6.0 g⋅cm)
(0.021 – 0.083 oz⋅inch)
5.0 – 17.7 mN⋅m
FF CQ-201AS (50 – 177 g⋅cm)
(0.7 – 2.48 oz⋅inch)
5.0 – 17.7 mN⋅m
REW CQ-201B (50 – 177 g⋅cm)
(0.7 – 2.48 oz⋅inch)
TAPE TENSION MEASUREMENT
Mode Tension Meter Meter Reading
FWD CQ-403A
more than 80 g
(more than 2.82 oz)

Sony CMT-DF1 Specifications

General

Bass reflex	Yes
Speaker type	1-way
RMS rated power	10 W
Number of speakers	2
Mid-range driver diameter	100 mm
Total Harmonic Distortion (THD)	10 %
Type	Home audio micro system
Cassette deck	No
Product color	Gray
Disc types supported	CD, CD-R, CD-RW, DVD, DVD+R, DVD+RW, DVD-R, DVD-RW
Supported radio bands	AM, FM
Preset stations quantity	40
Display type	LCD
Speaker depth	187 mm
Speaker width	145 mm
Speaker height	212 mm
Video recording	-
Apple docking compatibility	Not supported
Headphone outputs	1
Power source	AC

Weight and Dimensions

Depth	201 mm
Width	169 mm
Height	218 mm