Sony CMT-DF1 Service Manual

2
HCD-DF1
TABLE OF CONTENTS
1. SERVICING NOTES ............................................... 3
2. GENERAL ................................................................... 5
3. DISASSEMBLY
3-1. Disassembly Flow ........................................................... 6
3-2. Panel Left, Panel Right.................................................... 6
3-3. Cabinet Rear Block ......................................................... 7
3-4. Cabinet Front Block ........................................................ 7
3-5. Mech Deck (H-21), DECK Board ................................... 8
3-6. MAIN Board.................................................................... 8
3-7. OP Assy (KHM-313AHC) .............................................. 9
4. TEST MODE.............................................................. 10
5. MECHANICAL ADJUSTMENTS ....................... 10
6. ELECTRICAL ADJUSTMENT ............................ 11
7. DIAGRAMS
7-1. Block Diagram – MAIN Section – .................................. 13
7-2. Block Diagram
– PANEL/POWER SUPPLY Section – ........................... 14
7-3. Printed Wiring Board – DECK Board – .......................... 16
7-4. Schematic Diagram – DECK Board –............................. 17
7-5. Printed Wiring Board – MICROPHONE Board –........... 18
7-6. Schematic Diagram – MICROPHONE Board – ............. 18
7-7. Printed Wiring Board – MAIN Board – .......................... 19
7-8. Schematic Diagram – MAIN Board (1/4) – .................... 20
7-9. Schematic Diagram – MAIN Board (2/4) – .................... 21
7-10. Schematic Diagram – MAIN Board (3/4) – .................... 22
7-11. Schematic Diagram – MAIN Board (4/4) – .................... 23
7-12. Printed Wiring Board – PANEL Board – ........................ 24
7-13. Schematic Diagram – PANEL Board – ........................... 25
7-14. Printed Wiring Boards – POWER SUPPLY Section –.... 26
7-15. Schematic Diagram – POWER SUPPLY Section – ........ 27
8. EXPLODED VIEWS
8-1. PANEL Section ............................................................... 31
8-2. PANEL Board Section ..................................................... 32
8-3. Tape Deck Section ........................................................... 33
8-4. DVD Section ................................................................... 34
8-5. Cabinet Rear Section ....................................................... 35
9. ELECTRICAL PARTS LIST................................ 36
Notes on chip component replacement
• Never reuse a disconnected chip component.
• Notice that the minus side of a tantalum capacitor may be
damaged by heat.
Flexible Circuit Board Repairing
• Keep the temperature of the soldering iron around 270 ˚C
during repairing.
• Do not touch the soldering iron on the same conductor of the
circuit board (within 3 times).
• Be careful not to apply force on the conductor when soldering
or unsoldering.
CAUTION
Use of controls or adjustments or performance of procedures
other than those specified herein may result in hazardous radiation
exposure.
SAFETY-RELATED COMPONENT WARNING!!
COMPONENTS IDENTIFIED BY MARK 0 OR DOTTED LINE
WITH MARK 0 ON THE SCHEMATIC DIAGRAMS AND IN
THE PARTS LIST ARE CRITICAL TO SAFE OPERATION.
REPLACE THESE COMPONENTS WITH SONY PARTS WHOSE
PART NUMBERS APPEAR AS SHOWN IN THIS MANUAL OR
IN SUPPLEMENTS PUBLISHED BY SONY.
Frequency response DVD (PCM 48 kHz):
2 Hz − 22 kHz (±1 dB)
CD: 2 Hz − 20 kHz (±1 dB)
Tape deck section
Recording system 4-track 2-channel stereo
Tuner section
FM stereo, FM/AM superheterodyne tuner
FM tuner section
Tuning range 87.5 − 108.0 MHz (50 kHz step)
Antenna FM lead antenna
Antenna terminals 75 ohms unbalanced
Intermediate frequency 10.7 MHz
AM tuner section
Tuning range
Canadian model: 530 − 1,710 kHz
Other models: 531 − 1,602 kHz
Antenna AM loop antenna
Antenna terminals External antenna terminal
Intermediate frequency 450 kHz
General
Power requirements
European and Russian models:
230 V AC, 50/60 Hz
Australian model: 230 − 240 V AC, 50/60 Hz
Korean model: 220 V AC, 60 Hz
Taiwan model: 120 V AC, 50/60 Hz
Other models: 120 V, 220 V, 230 − 240V
AC, 50/60 Hz
Adjustable with voltage selector
Power consumption: 30 watts
Dimensions (w/h/d) (excl. speakers):
Approx. 169 × 218 × 201 mm
Mass (excl. speakers) Approx. 2.6 kg
Design and specifications are subject to change
without notice.
This appliance is
classified as a CLASS 1
LASER product. This
marking is located on the
rear exterior.

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