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harman/kardon
AVR645
A/V DOLBY DIGITAL RECEIVER
SERVICE MANUAL
CONTENTS
ESD WARNING.......................................2
LEAKAGE TESTING.................................3 PCB DRAWINGS...................................86
BASIC SPECIFICATIONS.........................4 SERVICE PROCEDURE.......................98
TROUBLESHOOTING GUIDE....................5 BLOCK DIAGRAM..................................101
PROCESSOR RESET...............................5 CIRCUIT DESCRIPTION......................102
PACKAGING..............................................6 WIRING DIAGRAM................................103
PACKING PARTS LIST................................7 SCHEMATIC DIAGRAMS......................104
UNIT EXPLODED VIEW..............................8
EXPLODED VIEW PARTS LIST.................9
ELECTRICAL PARTS LIST.........................12
SEMICOMDUCTOR PINOUTS..................36
harman/kardon, Inc.
250 Crossways Park Dr.
Woodbury, New York 11797 Rev1