Harman Kardon AVR340 User Manual

harman/kardon
AVR340
7 X 55W 7.1 CHANNEL A/V RECEIVER
SERVICE MANUAL
CONTENTS
ESD WARNING……………………………….2
LEAKAGE TESTING……………….…..…....3
BASIC SPECIFICATIONS…………………..4
PACKAGING………………………..………..5
FRONT PANEL CONTROLS………..…..…..6
REAR PANEL CONNECTIONS………….…9
REMOTE CONTROL FUNCTIONS.………12
CONNECTIONS………………………….…16
OPERATION………………………...………19
TROUBLESHOOTING GUIDE…...……..…26
PROCESSOR RESET……………….….…..26
BULLETIN HK2006-01………………………27
TECH TIP HK2003-01…...….….………..…28
DISASSEMBLY………………………………29
UNIT EXPLODED VIEW……………………..32
EXPLODED VIEW PARTS LIST……………33
AMP BIAS ADJUSTMENT………………….34
BLOCK DIAGRAM…………………………..35
ELECTRICAL PARTS LIST……………..…36
PCB DRAWINGS……………………………80
SEMICONDUCTOR PINOUTS……….……86
SCHEMATICS……………………….…..….178
WIRING DIAGRAM…………………………186
harman/kardon, Inc.
250 Crossways Park Dr.
Woodbury, New York 11797 Rev 0 3/2006

Harman Kardon AVR340 Specifications

General

Channels	7.1
Total Harmonic Distortion	0.07%
Frequency Response	10 Hz - 100 kHz
Type	AV Receiver
Input Sensitivity	200 mV
Signal to Noise Ratio	100 dB
Audio D/A Converter	24-bit/192 kHz
HDMI Inputs	2
HDMI Outputs	1
Input Impedance	47 kΩ
Digital audio output	1 optical
Surround Sound Formats	Dolby Digital, DTS
Video Inputs	Component, Composite
Power Output (per channel)	55 Watts @ 8 Ohms