Troubleshooting Guide; Processor Reset - Harman Kardon AVR 460 Service Manual

7 x 65w 7.1 channel a/v receiver
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harman/kardon
SYMPTOM
Unit does not function when Main
Power Switch is turned on
Display lights, but no sound or
picture
No sound from any speaker;
PROTECT message appears on
front panel
No sound from surround or center
speakers
Unit does not respond to remote
commands
Intermittent buzzing in tuner
Surround Back Speaker settings
cannot be accessed, and test tone
does not play through Surround
Back Speakers
Unable to activate Program mode
on remote
Remote buttons light, but AVR
does not respond
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.

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.
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.
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.
CAUSE
No AC Power
Intermittent input connections
Mute is on
Volume control is down
Amplifier is in protection mode due to
possible short
Amplifier is in protection mode due to
internal problems
Incorrect surround mode
Input is monaural
Incorrect configuration
Stereo or Mono program material
Weak batteries in remote
Wrong device selected
Remote sensor is obscured
Local interference
Multizone system has been turned on, and
the surround back channels were reassigned
to multizone operation
AVR Settings Button not held for at least 3
seconds
Remote is in Zone 2 mode

TROUBLESHOOTING GUIDE

SOLUTION
Make certain AC power cord is plugged into a live outlet
Check whether outlet is switch-controlled
Secure all input and speaker connections
Press Mute Button
Turn up volume control
Check speaker wires for shorts at receiver and speaker ends
Contact your local Harman Kardon service center
Select a mode other than Stereo
There is no surround information from mono sources
Check speaker configuration
The surround decoder may not create center- or rear-channel
information from nonencoded programs
Change remote batteries
Press the Setup Button
Make certain front-panel sensor is in line of sight of remote or connect
an optional remote sensor
Move unit or antenna away from computers, fluorescent lights,
motors or other electrical appliances
Use the menu system to access the Zone 2 menu and reassign the
surround back channels to the main room
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
Slide the Zone Switch at the bottom of the remote to the Zone 1
position
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.
NOTE: After performing a system reset, wait at least 1 minute before
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.
AVR 460/230 Service Manual
35
Page 8 of 142

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