HarmanKardon-AVR645-avr-维修说明书手册含电器原理图

harman/kardonAVR645AM DOLBY DIGITAL RECEIVERSERVICE MANUAL:3A帽图·国5饭7HDI1OPT1P四LOGIC 7 7CH CIharman/kardonCONTENTSESD WARNING......2PROCESSOR RESET.......................8LEAKAGE TESTING.......3UNIT EXPLODED VIEW....................9BASIC SPECIFICATIONS.4EXPLODED VIEW PARTS LIST..............30PACKAGE..........5IDLE CURRENT ADJUST....................33PACKAGE PARTS LIST.....................6BLOCK DIAGRAM(S).........36FRONT PANEL CONTROLS.....7CIRCUIT DESCRIPTION.....37REAR PANEL CONNECTIONS..10SEMICONDUCTOR PINOUTS...........38REMOTE CONTROL FUNCTIONS...........13PCB DRAWINGS............................88INSTALLATION/CONNECTIONS............17ELECTRICAL PARTS LIST...................100OPERATION............20SCHEMATICS.124TROUBLESHOOTINGGUIDE.................28WIRING DIAGRAM...139hamman/kardon,Inc.250 Crossways Park Dr.Woodbury,New York 11797Rev0-11/2006