Harman-Kardon AVR 3650 - Manual (Page 43)

43
AVR
Troubleshooting
Symptom Cause Solution
Unit does not function when Main Power switch is
turned on • 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 Message display lights, but there’s no
sound or picture • Intermittent input connection • Dolby Digital EX
• Dolby Digital 2/2/.0 or .1, 3/2/.0 or .1
No sound from any speaker; PROTECT message appears
on Message display • Amplifier is in protection mode due to possible short
circuit
• Dolby Digital Plus via HDMI connection (source
device decodes to Dolby Digital when a coaxial
or optical connection is used)
No sound from center or surround speakers • Incorrect surround mode
• Program material is monophonic
• Incorrect speaker configuration
• Program material is stereo
• 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
Unit does not respond to remote control commands • Weak batteries in remote
• AVR not selected
• Remote sensor is obscured
• Change batteries in remote
• Press the Setup/AVR button
• 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 3650/AVR 365 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
(AVR 3650/AVR 2650 only): The SIRIUS Preview
Channel (001) is silent • SIRIUS tuner is not connected
• SIRIUS antenna is in an improper location
• SIRIUS signal requires a refresh
• Ensure that SIRIUS tuner is properly connected
• Re-locate the SIRIUS antenna according to
the recommendations in the SIRIUS tuner’s
instruction manual. For further help, visit
www.siriusradio.com
• Visit www.siriusradio.com
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 • Slide Zone Selector switch to the Zone 1 position.
Unable to establish network connection • AVR network programming requires rebooting • Cycle the AVR into the Standby 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