harman/kardon
AVR154
5 X 30W 5.1 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………….…8
REMOTE CONTROL FUNCTIONS……….10
CONNECTIONS/INSTALLATION………....13
OPERATION………………………...………24
TROUBLESHOOTING GUIDE…...……..…29
REMOTE & PROCESSOR RESETS……....30
DISASSEMBLY…...…………………………..31
UNIT EXPLODED VIEW…………..…….…..32
EXPLODED VIEW PARTS LIST……………33
AMP BIAS ADJUSTMENT……………….…34
BLOCK DIAGRAM…………………………..35
PCB DRAWINGS……………………………36
ELECTRICAL PARTS LIST………..….……42
SEMICONDUCTOR PINOUTS…….………71
SCHEMATICS………….….……………….132
WIRING DIAGRAM…….….……………….140
harman/kardon, Inc.
250 Crossways Park Dr.
Released 2008 Woodbury, New York 11797 Rev0 5/2008
Discontinued XXXX