Yamaha cdr1000 pro cd recorder service manual

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PROFESSIONAL AUDIO CD RECORDER

CDRIDDD

I CONTENTS

SPECIFICATIONS ................................................... 3
PANEL LAYOUT
BLOCK DIAGRAM
WIRING ..................................................
CIRCUIT BOARD LAYOUT
DISASSEMBLY PROCEDURE
LSI PIN DESCRIPTION

IC BLOCK DIAGRAM
CIRCUIT BOARDS

TEST PROGRAM

ERROR MESSAGES

PARTS LIST

OVERALL CIRCUIT DIAGRAM

PA .YAMAHA

HAMAMATSU, JAPAN
19991025488000 1.52K-599 03H Primed in Japan '9912

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CDR1000

IMPOR TANT NOTICE

This manual has been proVided for the use of authorized Yamaha Retailers and their serVice personnel. It has been assumed
that basic service procedures inherent to the industry, and more specifically Yamaha Products, are already known and under
stood by the users, and have therefore not been restated.

WARNING: Failure to follow appropriate service and safety procedures when servicing this product may result in per-
sonal injury, destruction of expensive components and failure of the product to perform as specified. For
these reasons, we advise all Yamaha product owners that all service required should be performed by an
authorized Yamaha Retailer or the appointed service representative.

IMPORTANT: This presentation or sale of this manual to any individual or firm does not constitute authorization Cerlilt'
cation, recognition of any applicable technical capabilities, or establish a principalragent relationship of
any form.

The data provided is belived to be accurate and applicable to the unitts) indicated on the cover. The research engineering. and
service departments of Yamaha are continually striving to improve Yamaha products. Modifications are, therefore, inevitable
and changes in specification are subiect to change without notice or obligation to retrofit. Should any discrepancy appear to
exist, please contact the distributor's Service Division.

WARNING : Static discharges can destroy expensive components. Discharge any static electricity your body may have
accumulated by grounding yourself to the ground bus in the unit (heavy gauge black Wires connect to
this bus.)

IMPORTANT: Turn the unit OFF during disassembly and parts replacement. Flecheck L work before you apply power
to the unit.

WARNING: CHEMICAL CONTENT NOTICE!

The solder used in the production of this product contains LEAD. In addition, other electrical/electronic and/or plastic (Where
applicable) components may also contain traces of chemicals lound by the California Health and Welfare Agency (and possibly
other entities) to cause cancer and/or birth defects or other reproductive harm.

DO NOT PLACE SOLDER, ELECTRICAL/ELECTRONIC OH PLASTIC COMPONENTS IN YOUFl MOUTH FOR ANY REASON WHAT
SO EVEH!

Avoid prolonged, unprotected contact between solder and your skinl When soldering, do not inhale solder fumes or expose
eyes to solder/flux vapor!

If you come in contact with solder or components located inside the enclosure of this product, wash your hands before handling
food.

I WARNING

Components having special characteristics are marked A and must be replaced with parts having specification equal to those
originally installed.