HarmanKardon-AVI250-avr-维修说明书手册含电器原理图

The Harman KardonModel AV1250Manual AAUDIO AND VIDEO AMPLIFIERTechnical Manualharman kardon A250书冷置"咒06Ic里Y@o回CONTENTSSPECIFICATIONS.........2GENERAL UNIT PARTS LIST .....10LEAKAGE TEST...3GENERAL UNIT11DISASSEMBLY PROCEDURES.................4P.C.BOARDS...........12CONTROLS AND FUNCTIONS.........5ELECTRICAL PARTS LIST...............19SERVICE PROGRAM............4,6IC BLOCK DIAGRAMS..34ALIGNMENT PROCEDURES.......6SCHEMATIC DIAGRAMS................39CIRCUIT DESCRIPTION....…8WIRING DIAGRAM...............46BLOCK DIAGRAM.....9harman/kardonParts and Service Office80 Crossways Park West.Woodbury,N.Y.117971112-AVI250 1200 Printed in Japan