HarmanKardon-AVR20-avr-维修说明书手册含电器原理图

The Harman KardonModel AVR20Manual 188AAUDIO AND VIDEO RECEIVERTechnical Manualharman/kardonR着0⑧⑧002⑦⑧0gQ8=:00O■CONTENTS■SPECIFICATIONS…2GENERAL UNIT…6LEAKAGE TESTP.C.B0ARDS…8CONTROLS AND FUNCTIONSELECTRICAL PARTS LIST...........13DISASSEMBLY PROCEDURES...........4BL0CKD1 AGRAM…28ALIGNMENT PROCEDURES........4IC BLOCK DIAGRAMS29CIRCUIT DESCRIPTION ..........SCHEMATIC DIAGRAMS....................32GENERAL UNIT PARTS LIST...........6WIRING DIAGRAM..................42harman/kardonParts and Service Office240 Crossways Park West,Woodbury,N.Y.117971112-0330A152 G9212 1500 Printed in Korea