Harman Kardon AVR 142/230

harman/kardon Service Manual
AVR 139/230
AVR 141/230
AVR 142/230
5 x 40W 5.1 CHANNEL A/V RECEIVER
CONTENTS
ESD WARNING 2
BASIC SPECIFICATIONS 3
TROUBLESHOOTING GUIDE 4
PROCESSOR RESET 4
PACKAGE LISTS AND PARTS 5
DISASSEMBLY 8
EXPLODED VIEW AND PARTS 9
ELECTRICAL PARTS LIST 10
IC LIST 30
SEMICONDUCTOR PINOUTS 31
PCB DRAWINGS 69
BLOCK DIAGRAM 74
WIRING DIAGRAM 75
AMP BIAS ADJUSTMENT 76
SCHEMATIC DIAGRAMS 77-83
Released EU2009 Harman Consumer Group, Inc. Rev 0, 04/2009
8500 Balboa Boulevard
Northridge, California 91329

Harman Kardon AVR 142/230 Specifications

General

Channels	5.1
HDMI Inputs	4
Weight	7.2 kg
Type	AV Receiver
Frequency Response	20 Hz - 20 kHz
Input Impedance	47 kΩ
Input Sensitivity	200 mV
Width	440 mm
Audio Formats Supported	Dolby Digital, DTS
Input Digital Connectors	Optical, Coaxial
Power Output	50 watts per channel