Troubleshooting - Harman Kardon AVR 151S Bedienungsanleitung

Troubleshooting

AVR
Symptom
Unit does not function
Front-panel display lights, but there's no sound or picture
No sound from any speaker
No sound from center or surround speakers
Unit does not respond to remote control commands
Intermittent buzzing in tuner
Unable to activate remote control Programming mode
Unable to establish network connection
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
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Cause
• No AC power
• Intermittent input connection
• Mute is on
• Volume control is turned down
• Amplifier is in protection mode due to possible short
circuit
• Amplifier is in protection mode due to internal
problems
• Incorrect surround mode
• Program material is monophonic
• Incorrect speaker configuration
• Program material is stereo
• Weak batteries in remote
• Remote sensor is obscured
• Local interference
• Source Selector button is not held for at least 3
seconds
• AVR network programming requires rebooting
Troubleshooting
Solution
• Ensure that the power cord is plugged into a live AC
power outlet
• Check if the AC outlet is switch-controlled
• Secure all input and speaker connections
• Press Mute button
• Turn up Volume control
• Check all speaker wires at speaker and AVR
connections for crossed wires
• Contact your local Harman Kardon service center
• Select a surround mode other than stereo
• Mono programs contain no surround information
• Check the speaker configuration in the setup menu
• The surround decoder may not create center- or
surround-channel information from nonencoded
programs
• Change batteries in remote
• Ensure that the AVR's front-panel remote sensor is in
the line of sight of the remote
• Move the AVR or antenna away from computers,
fluorescent lights, motors or other electrical appliances
• Be sure to hold the Source Selector button for at least
3 seconds
• Cycle the AVR into the Off mode, and then turn it on
again