Troubleshooting Guide - Harman Kardon AVR700 Service Manual

AVR700
Troubleshooting
Symptom
Unit does not function when Main Power switch is
turned on
Front-panel Message display lights, but there's no
sound or picture
No sound from any speaker
No sound from any speaker; PROTECT message
appears on Message display
No sound from center or surround speakers
Unit does not respond to remote control commands
Intermittent buzzing in tuner
Additional information on troubleshooting possible problems with your AVR and installation-related issues may be found in the list of "Frequently Asked Questions," which is located in the Product
Support section of our Web site: www.harmankardon.com
17
Cause
circuit
Solution
power outlet
Additional Setup Menu Items: Speaker On/Off, on
page 15, for more information.
connections for crossed wires
surround-channel information from nonencoded stereo
programs
the line of sight of the remote
fluorescent lights, motors or other electrical appliances
harman/kardon