Instruction Manual
Table Of Contents
28
  Others
  Troubleshooting
 (28)
  Heat buildup of this unit
 This unit becomes warm while in use. This is not 
a malfunction.
  Do you have the latest firmware 
installed?
 Panasonic is constantly improving the unit’s 
firmware to ensure that our customers are 
enjoying the latest technology. ( 25)
  To restore all settings to the factory 
defaults
 When the following situations occur, reset the 
memory:
 •  There is no response when buttons are pressed.
 •  You want to clear and reset the memory 
contents.
 1 Press [AMP].
 2 Press [SETUP].
 3 Press [
], [ ] repeatedly to select 
“Initialization” and then press [OK].
 •  A confirmation screen appears. Select “Yes” 
in the following steps to restore all the 
settings to defaults.
 4 Press [
], [ ] to select “Yes” and then 
press [OK].
 5 Press [ ], [ ] to select “Yes” and then 
press [OK] again.
  General
 The unit does not work.
 Operations are not done properly.
 •  One of the unit’s safety devices may have been 
activated.
 Press [ ] on the unit to switch the unit to 
standby.
 •  If the unit does not switch to standby, 
disconnect the AC mains lead, wait for at 
least 3 minutes, then reconnect it.
 Press [ ] on the unit to switch on. If the unit 
still cannot be operated, consult the dealer.
 A “humming” sound can be heard during 
playback.
 •  An AC mains lead of another device or 
fluorescent light is near the cables. Turn off 
other appliances, or keep them away from the 
cables of this unit.
 •  A strong magnetic field near a TV or other 
device may adversely affect the audio quality. 
Keep this unit away from such a location.
 •  The speakers may output noise when a device 
nearby is emitting powerful radio waves, such 
as when a mobile phone is on a call.
 Before requesting service, make the following checks. If you are uncertain about some of the check 
points, or if the solutions indicated in the following guide do not resolve the issue, then consult your 
dealer for instructions.










