harman/kardon
AVR235
7 X 50W 7.1 CHANNEL A/V RECEIVER
SERVICE MANUAL
CONTENTS
ESD WARNING……………………………….2
LEAKAGE TESTING……………….…..…....3
BASIC SPECIFICATIONS…………………..4
FRONT PANEL CONTROLS………..…..…..5
REAR PANEL CONNECTIONS………….…7
REMOTE CONTROL FUNCTIONS.………10
CONNECTIONS………………………….…14
OPERATION………………………...………16
TROUBLESHOOTING GUIDE…...……..…23
PROCESSOR RESET……………….….…..23
DISASSEMBLY……………………....….…..24
UNIT EXPLODED VIEW………………..…...27
AMP BIAS ADJUSTMENT…...…….….……28
TECH TIP HK2003-01…...….….………..…29
BLOCK DIAGRAM…………………………..30
ELECTRICAL PARTS LIST………………...31
SEMICONDUCTOR PINOUTS……….……68
PCB DRAWINGS…………………………..109
SCHEMATICS………………………………115
WIRING DIAGRAM……….........................121
PACKAGING………………………………..122
harman/kardon, Inc.
250 Crossways Park Dr.
Woodbury, New York 11797 Rev3 4/2007
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