harman/kardon
AVR745
A/V DOLBY DIGITAL RECEIVER
SERVICE MANUAL
CONTENTS
ESD WARNING…………………...….……….2
LEAKAGE TESTING……………….…..…....3
BASIC SPECIFICATIONS…………………..4
PACKAGE……………………...……...……...5
PACKAGE PARTS LIST…..…………………6
FRONT PANEL CONTROLS………..….……7
REAR PANEL CONNECTIONS……..….…10
REMOTE CONTROL FUNCTIONS……….13
INSTALLATION/CONNECTIONS…………17
OPERATION…………………………………21
TROUBLESHOOTING GUIDE…...…….….30
PROCESSOR RESET……………………..30
UNIT EXPLODED VIEW……………………31
EXPLODED VIEW PARTS LIST………….32
IDLE CURRENT ADJUST…………….…...34
BLOCK DIAGRAM(S)………………………37
SEMICONDUCTOR PINOUTS……..….….40
PCB DRAWINGS……………….……..……91
ELECTRICAL PARTS LIST…….…………104
SCHEMATICS……......………..…..………129
WIRING DIAGRAM…………….................146
harman/kardon, Inc.
250 Crossways Park Dr.
Woodbury, New York 11797 Rev0 – 10/2006
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