Harman Kardon AVR 1650 Owners Manual - Page 25

ENGLISH AVR 1650/AVR 165 Troubleshooting 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; 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 Cause s No AC power s Intermittent input connection s Mute is on s Volume control is turned down s Amplifier is in protection mode due to possible short circuit s Amplifier is in protection mode due to internal problems s Incorrect surround mode s Program material is monophonic s Incorrect speaker configuration s Program material is stereo s Weak batteries in remote s AVR not selected s Remote sensor is obscured s Local interference Solution s Ensure that the power cord is plugged into a live AC power outlet s Check if the AC outlet is switch-controlled s Secure all input and speaker connections s Press Mute button s Turn up Volume control s Check all speaker wires at speaker and AVR connections for crossed wires s Contact your local Harman Kardon service center s Select a surround mode other than stereo s Mono programs contain no surround information s Check the speaker configuration in the setup menu s The surround decoder may not create center- or surround-channel information from nonencoded stereo programs s Change batteries in remote s Press the Setup/AVR button s Ensure that the AVR's front-panel remote sensor is in the line of sight of the remote s Move the AVR or antenna away from computers, fluorescent lights, motors or other electrical appliances Unable to activate remote control Programming mode s Source Selector button is not held for at least 3 seconds s Be sure to hold the Source Selector button for at least 3 seconds 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 25