CFD-V3, CFD-V7, CFD-V7L - Sony Audio Service Manual (repair manual). Page 2

2

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.

Specifications ............................................................................... 1

...................................................... 3

Location and Function of Controls ....................................... 4

3-1.   Cabinet (Front) Sub ASSY, Cabinet (Rear) ................. 5
3-2.   Control Board .............................................................. 5
3-3.   Cabinet (upper) ............................................................ 6
3-4.   Power Board, Inlet Board, BATT (R) Board,
         BATT (L) Board ........................................................... 6
3-5.   Volume Board, FM SW Board, Main Board ............... 7
3-6.   PRE Board, Mechanism Deck,
         Optical Pick-up Section, CD Board ............................. 7
3-7.   Belt, M601 (Capstan / Reel Motor),
         “HRP901 Head, Magnetic (Record/Playback)”,
         HE901 Head (Erase) .................................................... 8
3-8.   Optical Pick-up (KSS-213C) ....................................... 8

.............................. 9

5-1.   Mechanical Adjustments ............................................ 10
5-2.   Electrical Adjustments ............................................... 10

6-1.   Explanation of IC Terminals ...................................... 13
6-2.   Block Diagrams – Tuner/TC Section – ..................... 15
6-3.   Block Diagrams – Main Section – ............................. 16
6-4.   Block Diagrams – CD Section – ................................ 17
6-5.   Printed Wiring Boards – Main Section –
                                                       (Last digit :-11) ............ 18
6-6.   Schematic Diagrams – Main Section (1/3) –
                                                       (Last digit :-11) ............ 19
6-7.   Schematic Diagrams – Main Section (2/3) –

                                                               (Last digit :-11) ............ 20

6-8.   Schematic Diagrams – Main Section (3/3) –

                                                                (Last digit :-11) ........... 21

6-9.   Printed Wiring Boards – Main Section –
                                                       (Last digit :-12) ............ 22
6-10. Schematic Diagrams – Main Section (1/3) –
                                                       (Last digit :-12) ............ 23
6-11. Schematic Diagrams – Main Section (2/3) –

                                                               (Last digit :-12) ............ 24

6-12. Schematic Diagrams – Main Section (3/3) –

                                                                (Last digit :-12) ........... 25

6-13. Printed Wiring Boards – Control/Power Section –

                                                          (Except V7 :E4 model) ..... 26

6-13. Printed Wiring Boards – Control/Power Section –

                                                          (V7 :E4 model) ................. 27

6-15. Schematic Diagrams – Control/Power Section – ...... 28
6-16. Schematic Diagrams – CD Section – ........................ 29
6-17. Printed Wiring Boards – CD Section – ...................... 30

7-1.   Front Cabinet Section ................................................ 34
7-2.   Rear Cabinet Section ................................................. 35
7-3.   Upper Cabinet Section ............................................... 36
7-4.   Mechanism Deck Section (1) .................................... 37
7-5.   Mechanism Deck Section (2) .................................... 38
7-6.   CD Block Section ...................................................... 39

...................................... 40

General
Speaker

Full range: 10 cm dia., 3.2 

Ω, cone type (2)

Outputs

Headphones jack (stereo minijack)
For 16 - 68 

Ω impedance headphones

Maximum power output

3.6 W

Power requirements

For CD radio cassette-corder:
120 V AC, 60 Hz (Canadian, E4 model)
230 V AC, 50 Hz (Except Canadian model)
110-120V AC/220-240V AC
50/60Hz changeable (E4 model)
9 V DC, 6 R20 (size D) batteries

Power consumption

AC 20 W

Battery life

For CD radio cassette-corder:
FM recording
Sony R20P: approx. 13.5 h
Sony alkaline LR20: approx. 20 h
Tape playback
Sony R20P: approx. 7.5 h
Sony alkaline LR20: approx. 15 h
CD playback
Sony R20P: approx. 2.5 h
Sony alkaline LR20: approx. 7 h

Dimensions

Approx. 420 

× 165 × 256 mm (w/h/d)

(16 

5

⁄

8

 

× 6 

1

⁄

2

 

× 10 

1

⁄

8

 inches) (incl. projecting parts)

Mass

Approx. 4.1 kg (9 lb. 1 oz) (incl. batteries)

Supplied accessory

Mains lead (1)

Design and specifications are subject to change without notice.

LES COMPOSANTS IDENTIFIÉS PAR UNE MARQUE 0 SUR
LES DIAGRAMMES SCHÉMATIQUES ET LA LISTE  DES
PIÈCES SONT CRITIQUES POUR LA SÉCURITÉ DE
FONCTIONNEMENT. NE REMPLACER CES COMPOSANTS
QUE PAR DES PIÈCES SONY DONT LES NUMÉROS SONT
DONNÉS DANS CE MANUEL OU DANS LES SUPPLÉMENTS
PUBLIÉS PAR SONY.

This Compact Disc player is classified as a CLASS 1 LASER
product.
The CLASS 1 LASER PRODUCT label is located at the bottom
of the player.

Information
For customers in Europe

CAUTION
Use of controls or adjustments or performance
of procedures other than those specified herein
may result in hazardous radiation exposure.