Hitachi DE 25 Service Manual

Page 1

TK N .1445E
@ HITACHI °
D-E25
SERVICE MANUAL (U,C,FS,BS,AU,W)

Use this manual together with the ML-1 mechanism Technical Information (No.1473).

3 ("I (3) <4) {5 CONTENTS
Specifications
Disassembly
Adjustment
Inspection of mechanism
Lubrication .................
. Schematic diagram ..
a- , VT Circuit board diagram
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I I I I i l l I i l Replacement partslist...
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KEY TO ILLUSTRATIONS

1. Power (Mains) switch 10. Dolby NR switch

2. Playback indicator 11, REC Mute switch
3. Tape counter 12. Eject button

4. Recording indicator 13. Pause button

5. Level indicators 14. Stop button

6. Recording level controls 15. Fast forward button
7. Headphone socket 16. Playback button

8. Microphone sockets 17. Rewind button

9. Tape select switches 18. Record button

SAFETY PRECAUTION

The following precautions should be observed when servicing.

1. Since many parts in the unit have special safety related characteristics, always use genuine Hitachi's replacement
parts. Especially critical parts in the power circuit block should not be replaced with other makes.
Critical parts are marked with Ain the schematic diagram and circuit board diagram.

2. Before returning a repaired unit to the customer, the service technician must thoroughly test the unit to ascertain
that it is completely safe to operate without danger of electrical shock.

SPECIFICATIONS AND PARTS ARE SUBJECT TO CHANGE FOR IMPROVEMENT

STEREO CASSETTE TAPE DECK

December 1980 TOKAI WORKS