Resetting factory settings
Perform this procedure if the display is abnormal or if operations cannot be performed.
Various settings are reset to the factory default values. Make settings again.
When power is switched to standby.
Press the 
button while pressing 
and 
together on this unit.
button while pressing and together on this unit.“Initialized” appears in the display.
If “Initialized” does not display in step 2, start over from step 1.
NOTE
Audio output level is not returned to the default settings.
Use “Audio Out” in the menu to change the settings. link
It takes approximately 90 seconds for all of the settings to be returned to the default settings. When turning the power off, do not remove the power plug for approximately 90 seconds after “Initialized” is displayed.