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CD Recorder

CDR631

387K855010 MIT

3120 785 22410

First Issue 2001.02

Service

Manual

CDR631 /F1B, /N1M, /U1B

CDR631

Printed in Japan

Please use this service manual with referring to the user guide ( D.F.U. ) without fail.

CD RECORDER CDR631

POWER

STANDBY

Recordable

ReWritable

HEADPHONE LEVEL

010

DELETE

CANCL

TR.INCR.

REPEATRANDOM

ERASE

TEXT

TIME

REC MODE

STORE

FINAL

REC LEVEL/SELECT

PUSH ENTER

PROG

INPUT

TABLE OF CONTENTS

SECTION PAGE

MAIN UNIT

1. Servicing the CDR631 ............................................................................................................................... 1

2. TECHNICAL SPECIFICATIONS ............................................................................................................... 3

3. WARNINGS .............................................................................................................................................. 4

4. SERVICE HINTS AND TOOLS ................................................................................................................. 5

5. DIAGNOSTIC SOFTWARE ....................................................................................................................... 6

6. FAULTFINDING TREES ......................................................................................................................... 10

7. FAULTFINDING GUIDE .......................................................................................................................... 14

8. WIRING DIAGRAM ................................................................................................................................. 29

9. BLOCK DIAGRAM ................................................................................................................................... 31

10. SCHEMATIC DIAGRAM AND PARTS LOCATION ................................................................................. 33

11. EXPLODED VIEW AND PARTS LIST ..................................................................................................... 43

12. ELECTRICAL PARTS LIST ..................................................................................................................... 46

REMARK : This service manual explains them by extracting specifications

designed for the model CDR631 only. The explanation for CD-R module

"MAR770" (Loader : CDL4009' + CD-R Main board) is not mentioned on this

service manual.

The CD-R module information is described in the service manual of CD-R

modules <MAR770/MAR775>.