Harman Kardon Service Manual
AVR 151/230
75W 5.1 CHANNEL A/V RECEIVER
Released EU2013 Harman Consumer Group, Inc.
Rev 2, 03/2016
8500 Balboa Boulevard
Northridge, California 91329
CONTENTS
EXPLODED VIEW AND PARTS 14
PARTS LIST 15
BIAS ADJUSTMENT 39
SEMICONDUCTOR PINOUTS 40
PCB DRAWINGS 108
BLOCK DIAGRAMS 118
WIRING DIAGRAM 120
SCHEMATIC DIAGRAMS 121
FRONT PANEL CONTROLS 3
REAR PANEL CONNECTORS 5
REMOTE CONTROL FUNCTIONS 7
PROCESSOR RESET 9
TROUBLESHOOTING 10
SPECIFICATIONS 11
PACKAGE DRAWING 12
DISASSEMBLY 13