Harman Kardon AVR45, Service Manual

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harman/kardon
AVR45
A/V DOLBY DIGITAL RECEIVER
SERVICE MANUAL
CONTENTS
ELECTROSTATICALLY SENSITIVE(ES)DEVICES..…2
LEAKAGE TEST……………………….…………………. 3
SPECIFICATIONS…………………………………………4
CONTROLS AND FUNCTIONS………………………….6
REAR PANEL CONNECTIONS………………………….8
SERVICE PROCEDURE…………………………..……..9
ALIGNMENT PROCEDURES………….…………..…….9
MAIN AMP IDLING CURRENT ADJUSTMENT………10
ALIGNMENT AND TEST POINTS………………..…… 11
CIRCUIT DESCRIPTION ………………………………..13
BLOCK DIAGRAM………………………………………. 16
DISASSEMBLY PROCEDURES ……………….………17
GENERAL UNIT PARTS LIST………………….……….18
GENERAL UNIT EXPLODED VIEW………….……..…20
SERVICE BULLETIN HK9804………………….……….21
SERVICE BULLETIN HK9903……………………….22
SERVICE BULLETIN HK2000-01………….……..…23
SERVICE BULLETIN HK2001-02………….……..…25
PC . BOARDS……………………………………..…..27
ELECTRICAL PARTS LIST ……………………..…..32
IC BLOCK DIAGRAMS ……………………….……..48
CPU BLOCK DIAGRAM……………………………...59
DISPLAY SEGMENTS………………………………..67
FLT PIN CONFIGURATION …………………………68
SCHEMATIC DIAGRAMS…………………….…..….69
SCHEMATIC DIAGRAMS (RDS/SG).………………76
SEMICONDUCTOR PIN DIAGRAM…………………85
WIRING DIAGRAM ……………………………………86
PACKING MATERIAL AND PARTS LIST …..……...87
harman/kardon, Inc.
250 Crossways Park Dr.
Woodbury, New York 11797 Rev1 – 8/2005