HarmanKardon-AVR125-avr-维修说明书手册含电器原理图

www.freeservicemanuals.infoIt's Freeharman/kardonAVR125AV DOLBY DIGITAL RECEIVERSERVICE MANUALharman/kardon AVR12500CONTENTSESD WARNING.......2DISASSEMBLY PROCEDURE...............18LEAKAGE TESTING.......3AMPLIFIER BIAS ADJUSTMENT............21BASIC SPECIFICATIONS...4BLOCK DIAGRAM.….22FRONT PANEL CONTROLS................5IC PINOUTS..23FRONT PANEL DISPLAY......7TRANSISTOR PINOUTS.................5.2REAR PANEL CONNECTIONS.................9ELECTRICAL PARTS LIST..................53REMOTE CONTROL FUNCTIONS.............11PCB DRAWINGS....62INSTALLATION AND CONNECTIONS........14SCHEMATICS...........70TROUBLESHOOTING GUIDE..................16WIRING DIAGRAM.......82MICROPROCESSOR RESET............16PACKAGING..........83UNIT EXPLODED VIEW...................17harman/kardon,Inc.250 Crossways Park Dr.Woodbury,New York 11797Rev52/2005www.freeservicemanuals.info