Read Harman Kardon AVR 460 Service Manual online
35
ENGLISH
TROUBLESHOOTING GUIDE
proceSSor reSet
If the unit behaves erratically after a power surge, first turn off the Main
Power Switch and unplug the AC power cord for at least 3 minutes. Plug the
cord back in and turn the receiver on. If this doesn’t help, reset the AVR.
Power Switch and unplug the AC power cord for at least 3 minutes. Plug the
cord back in and turn the receiver on. If this doesn’t help, reset the AVR.
NOTE: A system reset erases all user configurations, including video
resolution, speaker and level settings, and tuner presets. After a reset,
reenter all of these settings from your notes in the appendix worksheets.
resolution, speaker and level settings, and tuner presets. After a reset,
reenter all of these settings from your notes in the appendix worksheets.
To reset the AVR 460/AVR 360, place it in Standby mode (press the front-
panel Standby/On Switch so that the Power Indicator turns amber). Then
press the front-panel OK Button for at least 5 seconds until the RESET
message appears.
panel Standby/On Switch so that the Power Indicator turns amber). Then
press the front-panel OK Button for at least 5 seconds until the RESET
message appears.
If the receiver does not function correctly after a processor reset, contact an
authorized Harman Kardon service center for assistance. Authorized service
centers may be located by visiting the Web site at www.harmankardon.com.
authorized Harman Kardon service center for assistance. Authorized service
centers may be located by visiting the Web site at www.harmankardon.com.
NOTE: After performing a system reset, wait at least 1 minute before
pressing any Source Selectors.
pressing any Source Selectors.
memory
If the AVR 460/AVR 360 is unplugged or experiences a power outage, it will
retain user settings for up to two weeks.
retain user settings for up to two weeks.
SYMPTOM
CAUSE
SOLUTION
Unit does not function when Main
Power Switch is turned on
Power Switch is turned on
No AC Power
•
Make certain AC power cord is plugged into a live outlet
•
Check whether outlet is switch-controlled
•
Display lights, but no sound or
picture
picture
Intermittent input connections
•
Secure all input and speaker connections
•
Mute is on
•
Press Mute Button
•
Volume control is down
•
Turn up volume control
•
No sound from any speaker;
PROTECT message appears on
front panel
PROTECT message appears on
front panel
Amplifier is in protection mode due to
•
possible short
Check speaker wires for shorts at receiver and speaker ends
•
Amplifier is in protection mode due to
•
internal problems
Contact your local Harman Kardon service center
•
No sound from surround or center
speakers
speakers
Incorrect surround mode
•
Select a mode other than Stereo
•
Input is monaural
•
There is no surround information from mono sources
•
Incorrect configuration
•
Check speaker configuration
•
Stereo or Mono program material
•
The surround decoder may not create center- or rear-channel
•
information from nonencoded programs
Unit does not respond to remote
commands
commands
Weak batteries in remote
•
Change remote batteries
•
Wrong device selected
•
Press the Setup Button
•
Remote sensor is obscured
•
Make certain front-panel sensor is in line of sight of remote or connect
•
an optional remote sensor
Intermittent buzzing in tuner
Local interference
•
Move unit or antenna away from computers, fluorescent lights,
•
motors or other electrical appliances
Surround Back Speaker settings
cannot be accessed, and test tone
does not play through Surround
Back Speakers
cannot be accessed, and test tone
does not play through Surround
Back Speakers
Multizone system has been turned on, and
•
the surround back channels were reassigned
to multizone operation
to multizone operation
Use the menu system to access the Zone 2 menu and reassign the
•
surround back channels to the main room
Unable to activate Program mode
on remote
on remote
AVR Settings Button not held for at least 3
•
seconds
The selector will light as you initially press it, and go dark as you hold
•
it down. Continue to hold it and wait 3 seconds for the selector to
light again
light again
Remote buttons light, but AVR
does not respond
does not respond
Remote is in Zone 2 mode
•
Slide the Zone Switch at the bottom of the remote to the Zone 1
•
position
Additional information on troubleshooting possible problems with your AVR 460/AVR 360, or installation-related issues, may be found in
the list of “Frequently Asked Questions”, which is located in the Product Support section at www.harmankardon.com.
harman/kardon
AVR 460/230 Service Manual
Page 8 of 142
Click on the first or last page to see other AVR 460 service manuals if exist.