Troubleshooting - Harman Kardon AVR 171 OS Owner's Manual

AVR
Troubleshooting
Symptom Cause Solution
Unit does not function
• NoAC power
• Ensure that the power cord is plugged into a live AC
power outlet
• Check if the AC outlet is switch-controlled
Front-panel display lights, but there's no sound or picture • Intermittent input connection • Secure all input and speaker connections
• Mute is on • Press Mute button
• Volume control is turned down • Turn up Volume control
No sound from any speaker • Amplifier is in protection mode due to possible short • Check all speaker wires at speaker and AVR
circuit connections for crossed wires
• Amplifier is in protection mode due to internal • Contact your local Harman Kardon service center
problems
No sound from center or surround speakers • Incorrect surround mode • Select a surround mode other than stereo
• Program material is monophonic • Mono programs contain no surround information
• Incorrect speaker configuration • Check the speaker configuration in the setup menu
• Program material is stereo
• The surround decoder may not create center- or
surround-channel information from nonencoded
programs
Unit does not respond to remote control commands • Weak batteries in remote • Change batteries in remote
• Remote sensor is obscured • Ensure that the AVA's front-panel remote sensor is in
the line of sight of the remote
Intermittent buzzing in tuner • Local interference • Move the AVR or antenna away from computers,
fluorescent lights, motors or other electrical appliances
(AVR 17105/AVR 1715 only): Surround-back speaker • Multi-zone operation has been selected/Assigned AMP • Use the Speaker Setup menu to reassign the Assigned
settings cannot be accessed, and the test tone does not channels have been assigned to Zone 2 AMP to the surround back left and right channels
play through the surround back speakers
Unable to activate remote control Programming mode • Source Selector button is not held for at least 3 • Be sure to hold the Source Selector button for at least
seconds 3 seconds
Remote buttons light, but AVR does not respond • Remote is in Zone 2 mode • Press Zone 2 button (button will not illuminate when
remote is in Zone 1 control mode).
Unable to establish network connection • AVR network programming requires rebooting • Cycle the AVR into the Off mode, and then turn it on
again
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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