34 SQT0280ReferenceTroubleshooting guideBefore requesting service, please perform thefollowing checks.If the problem remains unresolved, consultyour dealer for instructions.∫ Unit does not respond to remotecontrol or unit’s buttons.Touch and hold [Í/I] on the main unit for3 seconds.– If still unable to turn the unit off, disconnect theAC mains lead, wait 1 minute, then reconnectthe AC mains lead.The following do not indicate a problem withthis unit:– Regular disc rotating sounds.– Image disturbance during search.– Image disturbance when replacing 3D discs.∫ Cannot eject disc.1 Turn the unit off.2 Press and hold [OK], the yellow button andthe blue button on the remote control at thesame time for more than 5 seconds.(Perform this operation when the light on theremote control button is turned off.)(> 8, [LIGHT])– “00 RET” is displayed on the unit’s display.3 Press [1] (right) repeatedly on the remotecontrol until “06 FTO” is displayed on theunit’s display.4 Press [OK].To return to the factory default.¾ Select “Yes” in “Default Settings” in the Setupmenu. (> 33)To return all settings to the factory preset.¾ Reset the unit as follows:1 Turn the unit off.2 Press and hold [OK], the yellow button andthe blue button on the remote control at thesame time for more than 5 seconds.(Perform this operation when the light on theremote control button is turned off.) (> 8, [LIGHT])– “00 RET” is displayed on the unit’s display.3 Press [1] (right) repeatedly on the remotecontrol until “08 FIN” is displayed on the unit’sdisplay.4 Press and hold [OK] for more than 5 seconds.This unit is turned off when the input for theTV is switched.¾ This is a normal phenomenon when usingVIERA Link (HDAVI Control 4 or later). Fordetails please read the operating instructionsfor the TV.The remote control doesn’t work properly.¾ Change the batteries in the remote control.(> 5)¾ The remote control and this unit are usingdifferent codes.If “Setcode ” is displayed on the unit’sdisplay when a button is pressed on theremote control, change the code on theremote control.Press and hold [OK] and the displayednumber (“”) for more than 5 seconds.The TV tuner mode is not displayed when theTV is turned on.¾ This phenomenon may occur, depending onthe TV setting, when “Quick Start” is set to“On”.¾ Depending on the TV, this phenomenon maybe prevented by reconnecting the HDMI cableto a different HDMI input terminal or bychanging the HDMI auto connection setting.This unit is turned off automatically.¾ To save on electricity, this unit is turned offautomatically if there is no button operationfor about 20 minutes when not playing back(such as when paused or displaying themenu, displaying still pictures, etc.).Do you have the latest firmware installed?Panasonic is constantly improving the unit’sfirmware to ensure that our customers areenjoying the latest technology. (> 15)General operation