ZS-D50 - Sony Audio Service Manual (repair manual). Page 2

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

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

...................................................................... 4

3-1. “Cabinet, Rear”, “Cabinet Sub ASSY, Front” ............ 6
3-2. Inlet Board, Power Board ........................................... 7
3-3. Battery (R) Board, Battery (L) Board ......................... 7
3-4. Cabinet (Upper) ASSY ............................................... 7
3-5. Switch (1) Board ......................................................... 8
3-6. Mechanism Deck ........................................................ 8
3-7. Line Board .................................................................. 8
3-8. Tuner Board ................................................................ 8
3-9. CD Block ASSY ......................................................... 9
3-10. Headphone Board ..................................................... 9
3-11. Switch (2) Board, LCD Board, Lamp Board .......... 10
3-12. Main Board, CD/System Board .............................. 10
3-13. CD Block Section .................................................... 11
3-14. TC RF Board, Head Relay Board,
          Belt (FR/BR), Motor (M691) .................................. 11
3-15. Tray ASSY, CD ....................................................... 12
3-16. Loading Board ........................................................ 12
3-17. Optical Pick-up Block, Pick-up Relay Board ......... 12

................................................................ 13

5-1. Mechanical Adjustmens ............................................ 14
5-2. Electrical Adjustments .............................................. 14

Power requirements

For personal audio system :
120 V AC, 60 Hz
12 V DC, 8 size D (R20) batteries

For memory back-up :
6 V DC, 4 size AA (R6) batteries

For remote commander :
3 V DC, 2 size AA (R6) batteries

Power consumption

AC 25 W

Battery life

For personal audio system

Sony R20P : approx. 6 h
Sony alkaline LR20 : approx. 12 h

Sony R20P : approx. 3 h
Sony alkaline LR20 : approx. 6 h

Sony R20P : approx. 1.5 h
Sony alkaline LR20 : approx.  3h

6-1. Explanation of IC Terminals ..................................... 18
6-2. Block Diagrams (Tape, Main Section) ..................... 20
6-3. Block Diagrams (Tuner, CD Section) ....................... 23
6-4. Printed Wiring Boards (Main Section) ..................... 27
6-5. Schematic Diagram (Main Section) ......................... 31
6-6. Printed Wiring Boards (CD/System Section) ........... 36
6-7. Schematic Diagram (CD/System Section) ............... 41
6-8. Printed Wiring Boards (Tuner Section) .................... 46
6-9. Schematic Diagram (Tuner Section) ........................ 48

7-1. Rear Cabinet Section ................................................ 56
7-2. Front Cabinet Section ............................................... 57
7-3. CD Block Section ..................................................... 58
7-4. Mechanism Deck Section -1 ..................................... 59
7-5. Mechanism Deck Section -2 ..................................... 60
7-6. CD Section ................................................................ 61
7-7. Optical Pick-up Section ............................................ 62

................................... 63

Dimensions (incl. projecting parts)

Approx. 435 x 223 x 160 mm (w / h / d)

(17 

1

/

4

 x 8 

7

/

8

 x 6 

1

/

8

 inches)

Mass (incl. batteries)

approx. 4.3 kg (9 lb. 7 oz)

Supplied accessories

AC power cord (1)
Remote commander (1)

Design and specifications are subject to change without notice.