Yamaha pd2500
This is the 21 pages manual for yamaha pd2500.
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Extracted text from yamaha pd2500 (Ocr-read)
Page 1
POWER AMPLIFIER
PD2500
SERVICE MANUAL
YAMAHA .
ICONTENTS (ELK)
SPECIFICATIONS (5432\1ifi) ..................................................... 2
PANEL LAYOUT (A7» 1/477 r)
DIMENSIONS (Ti-5%.) ............................................................ 4
BLOCK DIAGRAM (7:1979777'5AJM. ............................. 4
PEFORMANCE GRAPHS (fiffil) ---------- ""5
IC BLOCK DIAGRAM (IC 7Dy7 )~ ....7
CIRCUIT BOARDS (8/- Lgm.) ...................................... 7
PARTS LIST (/\--/ I) R I)
IQ YAMAHA
006729 NIPPON GAKKI CO , LTD HAMAMATSU JAPAN
218K-272 @ aned m Japan'8812
Page 2
FD2500
PD2500
F
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 specrfically Yamaha
Products, are already known and understood by theusers, 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 all 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 or firm does not constitute
authorization, certification, recognition of any applicable technical capabilitites, 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 changes in specification are subject to change without
notice or obligation to retrofit. Should any discrepancy appear to exist, please contact the distributors
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 parts replacement, Recheck all work before
you apply power to the unit.