35
AVR
ENGLISH
Troubleshooting
35
ENGLISH
AVR
Troubleshooting
Symptom
Cause
Solution
Unit does not function
•
No AC 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
•
Mute is on
•
Volume control is turned down
•
Secure all input and speaker connections
•
Press Mute button
•
Turn up Volume control
No sound from any speaker
•
is in protection mode due to possible short
circuit
•
is in protection mode due to internal
problems
•
Check all speaker wires at speaker and AVR
connections for crossed wires
•
Contact your local Harman Kardon service center
No sound from center or surround speakers
•
Incorrect surround mode
•
Program material is monophonic
•
Incorrect speaker
•
Program material is stereo
•
Select a surround mode other than stereo
•
Mono programs contain no surround information
•
Check the speaker
in the setup menu
•
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
•
Remote sensor is obscured
•
Change batteries in remote
•
Ensure that the AVR’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 1710S/AVR 171S only):
Surround-back speaker
settings cannot be accessed, and the test tone does not
play through the surround back speakers
•
Multi-zone operation has been selected/Assigned AMP
channels have been assigned to Zone 2
•
Use the Speaker Setup menu to reassign the Assigned
AMP to the surround back left and right channels
Unable to activate remote control Programming mode
•
Source Selector button is not held for at least 3
seconds
•
Be sure to hold the Source Selector button for at least
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
Troubleshooting
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26/05/15 2:29 pm