Harman Kardon AVR 1600 Owners Manual - Page 36

TROUBLESHOOTING GUIDE Symptom Cause Solution Unit does not function when Main • No AC Power Power Switch is turned on • Make certain AC power cord is plugged into a live outlet • Check whether outlet is switch-controlled Display lights, but no sound or picture • Intermittent input connections • Mute is on • Volume control is down • Secure all input and speaker connections • Press Mute Button • Turn up volume control No sound from any speaker; PROTECT message appears on front panel • Amplifier is in protection mode due to possible short • Amplifier is in protection mode due to internal problems • Check speaker wires for shorts at receiver and speaker ends • Contact your local Harman Kardon service center No sound from surround or • Incorrect surround mode center speakers • Input is monaural • Incorrect configuration • Stereo or Mono program material • Select a mode other than Stereo • There is no surround information from mono sources • Check speaker configuration • The surround decoder may not create center- or rear-channel information from nonencoded programs Unit does not respond to • Weak batteries in remote remote commands • Wrong device selected • Remote sensor is obscured • Change remote batteries • Press the AVR Button • Make certain front-panel sensor is in line of sight of remote or connect an optional remote sensor Intermittent buzzing in tuner • Local interference • Move unit or antenna away from computers, fluorescent lights, motors or other ­electrical appliances Additional information on troubleshooting possible problems with your AVR 1600, or installation-related issues, may be found in the list of "Frequently Asked Questions", which is located in the Product Support section at www.harmankardon.com. 36