HarmanKardon-HD730-cd-维修说明书手册含电器原理图

又The Harman KardonModel HD-730Manual ACOMPACT DISC PLAYERTechnical Manualharman/kardonHD73088,8888δ百■CONTENTS■LASER BEAM SAFETY PRECAUTIONS ........2GENERAL UNIT EXPLODED VIEW I,II ..........-26BEFORE REPAIRING THE COMPACT DISCKPRINTED CIRCUIT BOARDS.............28P%AYER…3XGENERAL UNIT PARTS LIST…29LEAKAGE TEST…4XELECTRICAL PARTS LIST........................29SPECIFICATIONS.......XIC'S LEAD IDENTIFICATION BLOCK DIAGRAMS..-31CONTROL AND FUNCTIONS6TRANSISTOR AND DIODE LEADBLOCK DIAGRAM…7IDENTIFICATION…40DISASSEMBLY PROCEDURES4…8PACKAGE…41PICKUP REPLACEMENT...........1VIRING DIAGRAM…42CIRCUIT DESCRIPTION............13SCHEMATIC DIAGRAM........................43TROUBLESHOOTING…19DANGER:Invisible laser radiation when open and interlock failed or defeated.AVOID DIRECT EXPOSURE TO BEAM.harman/kardonParts and Service Office80 Crossways Park West,Woodbury,N.Y.117971112-HD-730 P9603 1200 Printed in Korea