Read Harman Kardon AVR 171S (serv.man3) Service Manual online
35
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AVR
Troubleshooting
Symptom
Cause
Solution
Unit does not function
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power outlet
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Front-panel display lights, but there’s no sound or picture
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No sound from any speaker
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circuit
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problems
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connections for crossed wires
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No sound from center or surround speakers
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surround-channel information from nonencoded
programs
programs
Unit does not respond to remote control commands
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the line of sight of the remote
Intermittent buzzing in tuner
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fluorescent lights, motors or other electrical appliances
(AVR 1710/AVR 171 only): Surround-back speaker
settings cannot be accessed, and the test tone does not
play through the surround back speakers
settings cannot be accessed, and the test tone does not
play through the surround back speakers
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channels have been assigned to Zone 2
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AMP to the surround back left and right channels
Unable to activate remote control Programming mode
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seconds
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3 seconds
Remote buttons light, but AVR does not respond
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remote is in Zone 1 control mode).
Unable to establish network connection
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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
in the Product Support section of our Web site: www.harmankardon.com
Troubleshooting
Harman Kardon
Page 10 of 174
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