Sony CFD-S20CP (serv.man4) Service Manual ▷ View online
3
TABLE OF CONTENTS
1. SERVICING NOTES
......................................................... 4
2. GENERAL
............................................................................ 5
3. DISASSEMBLY
3-1. Cabinet Top Assy ................................................................ 7
3-2. Cabinet Front Assy, Cabinet Rear Assy .............................. 7
3-3. Wires ................................................................................... 8
3-4. MD Block ............................................................................ 8
3-5. Cassette Door Assy ............................................................. 9
3-6. LCD Board, Control (4) Board ........................................... 9
3-7. Main Board ....................................................................... 10
3-8. Tuner Board ....................................................................... 10
3-9. Power Board ...................................................................... 11
3-10. CD Lid ............................................................................... 11
3-11. CD Block Assy .................................................................. 12
3-12. Optical Pick-up ................................................................. 12
3-13. R/P Head (HRP301), TC Board ........................................ 13
3-14. Motor Assy (M801), Main Belt (B), Sub Belt (B) ............ 13
3-2. Cabinet Front Assy, Cabinet Rear Assy .............................. 7
3-3. Wires ................................................................................... 8
3-4. MD Block ............................................................................ 8
3-5. Cassette Door Assy ............................................................. 9
3-6. LCD Board, Control (4) Board ........................................... 9
3-7. Main Board ....................................................................... 10
3-8. Tuner Board ....................................................................... 10
3-9. Power Board ...................................................................... 11
3-10. CD Lid ............................................................................... 11
3-11. CD Block Assy .................................................................. 12
3-12. Optical Pick-up ................................................................. 12
3-13. R/P Head (HRP301), TC Board ........................................ 13
3-14. Motor Assy (M801), Main Belt (B), Sub Belt (B) ............ 13
4. MECHANICAL ADJUSTMENTS
............................... 14
5. ELECTRICAL ADJUSTMENTS
Tape Section .......................................................................... 14
Tuner Section ......................................................................... 15
CD Section ............................................................................ 16
Tuner Section ......................................................................... 15
CD Section ............................................................................ 16
6. DIAGRAMS
6-1. IC Pin Descriptions ........................................................... 17
6-2. Circuit Boards Location .................................................... 19
6-3. Block Diagram – CD Section – ......................................... 20
6-4. Block Diagram – Main Section – ...................................... 21
6-5. Printed Wiring Board – CD Section – ............................... 22
6-6. Schematic Diagram – CD Section – .................................. 24
6-7. Printed Wiring Board – Tuner Section – ........................... 25
6-8. Schematic Diagram – Tuner Section – .............................. 26
6-9. Printed Wiring Boards – Main Section – .......................... 27
6-10. Schematic Diagram – Main Section (1/2) – ...................... 28
6-11. Schematic Diagram – Main Section (2/2) – ...................... 29
6-12. Printed Wiring Board – TC Section – ............................... 30
6-13. Schematic Diagram – TC Section – .................................. 31
6-14. Printed Wiring Boards – Control Section – ....................... 32
6-15. Schematic Diagram – Control Section – ........................... 33
6-16. Printed Wiring Boards – Display Section – ...................... 34
6-17. Schematic Diagram – Display Section – ........................... 35
6-18. Printed Wiring Boards – Power Supply Section – ............ 36
6-19. Schematic Diagram – Power Supply Section – ................. 37
6-20. IC Block Diagrams ............................................................ 38
6-2. Circuit Boards Location .................................................... 19
6-3. Block Diagram – CD Section – ......................................... 20
6-4. Block Diagram – Main Section – ...................................... 21
6-5. Printed Wiring Board – CD Section – ............................... 22
6-6. Schematic Diagram – CD Section – .................................. 24
6-7. Printed Wiring Board – Tuner Section – ........................... 25
6-8. Schematic Diagram – Tuner Section – .............................. 26
6-9. Printed Wiring Boards – Main Section – .......................... 27
6-10. Schematic Diagram – Main Section (1/2) – ...................... 28
6-11. Schematic Diagram – Main Section (2/2) – ...................... 29
6-12. Printed Wiring Board – TC Section – ............................... 30
6-13. Schematic Diagram – TC Section – .................................. 31
6-14. Printed Wiring Boards – Control Section – ....................... 32
6-15. Schematic Diagram – Control Section – ........................... 33
6-16. Printed Wiring Boards – Display Section – ...................... 34
6-17. Schematic Diagram – Display Section – ........................... 35
6-18. Printed Wiring Boards – Power Supply Section – ............ 36
6-19. Schematic Diagram – Power Supply Section – ................. 37
6-20. IC Block Diagrams ............................................................ 38
7. EXPLODED VIEWS
7-1. Main Section ..................................................................... 40
7-2. Cabinet Front Section ........................................................ 41
7-3. Cabinet Top Section .......................................................... 42
7-4. Cabinet Rear Section ......................................................... 43
7-5. Tape Mechanism Section .................................................. 44
7-6. CD Mechanism Section .................................................... 45
7-2. Cabinet Front Section ........................................................ 41
7-3. Cabinet Top Section .......................................................... 42
7-4. Cabinet Rear Section ......................................................... 43
7-5. Tape Mechanism Section .................................................. 44
7-6. CD Mechanism Section .................................................... 45
8. ELECTRICAL PARTS LIST
......................................... 46
CFD-S20CP
4
CFD-S20CP
CHUCK PLATE JIG ON REPAIRING
On repairing CD section, playing a disc without the lid (CD), use
Chuck Plate Jig.
• Code number of Chuck Plate Jig: X-4918-255-1
Chuck Plate Jig.
• Code number of Chuck Plate Jig: X-4918-255-1
SECTION 1
SERVICING NOTES
LASER DIODE AND FOCUS SEARCH OPERATION
CHECK
CHECK
1. Turn ON the [OPERATE] button and press [CD] button to CD
position.
2. Open the CD lid.
3. Turn on S801 with screwdriver, etc. as following figure.
4. Press the N X (CD) button.
5. Confirm the laser diode emission while observing the objecting
3. Turn on S801 with screwdriver, etc. as following figure.
4. Press the N X (CD) button.
5. Confirm the laser diode emission while observing the objecting
lens. When there is no emission, Auto Power Control circuit or
Optical Pick-up is broken.
Objective lens moves up and down three times for focus search.
Optical Pick-up is broken.
Objective lens moves up and down three times for focus search.
S801
5
CFD-S20CP
SECTION 2
GENERAL
Location of controls
Loading a CD
With the labeled side up
Inserting a cassette
With the side you want
to play facing you
to play facing you
Total track number
Programmed track
Playing order
Total playing time
Display
CD
MEGA BASS
Z
PUSH
OPEN/CLOSE
VOL +*, –
.
,
>
TUNE –, +
DISPLAY
ENT
MEMORY
ENT
MEMORY
MODE
REPEAT
i
Number buttons
x
u
*
SLEEP
OPR/BATT
RADIO BAND
AUTO PRESET
AUTO PRESET
TAPE
Display
Remote sensor
MP3
FOLDER –
FOLDER +
SOUND
*The button has a tactile dot.
*
OPERATE
(POWER)
6
CFD-S20CP
• The equipment can be remo
ved using the f ollo wing procedure .
SECTION 3
DISASSEMBLY
3-1.
CABINET TOP ASSY
(Page 7)
(Page 7)
3-2.
CABINET FRONT ASSY,
CABINET REAR ASSY
(Page 7)
CABINET REAR ASSY
(Page 7)
3-11. CD BLOCK ASSY
(Page 12)
SET
3-3.
WIRES
(Page 8)
(Page 8)
3-4.
MD BLOCK
(Page 8)
(Page 8)
3-7.
MAIN BOARD
(Page 10)
(Page 10)
3-5.
CASSETTE DOOR ASSY
(Page 9)
(Page 9)
3-6.
LCD BOARD,
CONTROL (4) BOARD
(Page 9)
CONTROL (4) BOARD
(Page 9)
3-10. CD LID
(Page 11)
3-8.
TUNER BOARD
(Page 10)
(Page 10)
3-13. R/P HEAD (HRP301),
TC BOARD
(Page 13)
(Page 13)
3-14. MOTOR ASSY (M801),
MAIN BELT (B),
SUB BELT (B)
(Page 13)
SUB BELT (B)
(Page 13)
3-9.
POWER BOARD
(Page 11)
(Page 11)
3-12. OPTICAL PICK-UP
(Page 12)