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Manuals
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Harman Kardon Manuals
Receiver
AVR21
Technical manual
Harman Kardon AVR21 Technical Manual
Harman kardon avr21 audio and video receiver technical manual
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Contents
Table of Contents
Troubleshooting
Bookmarks
Table of Contents
Contents
Specifications
Leakage Test
Block Diagram
Controls and Functions
Disassembly Procedures
Cover Top Removal
Cover Bottom Removal
Panel Front Assembly Removal
Front P.C. Board Removal
Speaker P.B. Board Removal
Tuner P.C. Board Removal
Surround PC Board Removal
Chassis Back Removal
Main P.C. Board Removal
Input P.C. Board Removal
Circuit Description
Cpu(Ic401): Cxp82320-327Q
Pin Description & Block Diagram
Input and Output Terminal Functions
Key Matrix
Digital Tuning System Description
Vco Vs. FM Band Frequency Curve
Vco Vs. am Band Frequency Curve
Speaker Protection Circuit
Thermal Protection Circuit
Alignment Procedures
Equipment Required
Alignment and Test Points (PCB9)
AM if and RF Alignment
FM if Alignment
MPX Alignment, SM Alignment
Troubleshooting
General Unit Parts List
General Unit
Printed Circuit Boards
Electrical Parts List
Semiconductor Lead Identification & Internal Diagram
Transistors Lead Identification
Schematic Diagram
Wiring Diagram
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Quick Links
1
Contents
2
Specifications
3
Controls and Functions
4
Input and Output Terminal Functions
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