Service Manuals, User Guides, Schematic Diagrams or docs for : Yamaha DSP DSP-A595a DSP-A595a
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AV AMPLIFIER
DSP-A595a
SERVICE MANUAL
IMPORTANT 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 understood 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 personal injury, destruction of expensive components, and failure of the
product to perform as specified. For these reasons, we advise all YAMAHA product
owners that any service required should be performed by an authorized YAMAHA
Retailer or the appointed service representative.
IMPORTANT: The presentation or sale of this manual to any individual of firm does not constitute
authorization, certification or recognition of any applicable technical capabilities,
or establish a principle-agent relationship of any form.
The data provided is believed to be accurate and applicable to the unit(s) indicated on the cover. The research,
engineering, and service departments of YAMAHA are continually striving to improve YAMAHA products.
Modifications are, therefore, inevitable and specifications are subject 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 buss in the unit
(heavy gauge black wires connect to this buss).
IMPORTANT: Turn the unit OFF during disassembly and part replacement. Recheck all work before
you apply power to the unit.
s CONTENTS
TO SERVICE PERSONNEL ........................................... 1 AMP ADJUSTMENT ..................................................... 19
REMOTE CONTROL PANELS ....................................... 1 IC DATA .................................................................. 20~30
REAR PANELS ............................................................... 2 DISPLAY DATA ........................................................... 31
SPECIFICATIONS ....................................................... 3~4 BLOCK DIAGRAM .................................................. 32~33
INTERNAL VIEW ............................................................ 5 PRINTED CIRCUIT BOARD ................................... 34~47
DISASSEMBLY PROCEDURES .................................... 5 SCHEMATIC DIAGRAM ......................................... 48~53
SELF DIAGNOSIS FUNCTION ................................ 6~17 PARTS LIST ............................................................ 54~67
FACTORY PRESET ...................................................... 18 REMOTE CONTROL TRANSMITTER ......................... 68
100678
DSP-A595a
s TO SERVICE PERSONNEL
1. Critical Components information.
Components having special characteristics are marked and must be
replaced with parts having specifications equal to those originally
AC LEAKAGE
installed. WALL EQUIPMENT TESTER OR
2. Leakage Current Measurement (For 120V Model only). OUTLET UNDER TEST EQUIVALENT
When service has been completed, it is imperative that you verify that
all exposed conductive surfaces are properly insulated from supply
circuits.
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