85RQT9272 ReferencePageGeneral Issues USBThe contents of the USB memorycannot be read. Remove the USB memory from the USB port and then insert again. If thisdoes not solve the problem, turn off and turn on the unit again.− Check that the USB memory is inserted correctly. 77 The format of the USB memory or of its contents is not compatible with theunit. (The contents on the USB memory may be damaged.)18, 19 The USB memory contains a folder structure and/or file extensions thatare not compatible with this unit.19 Turn off and then turn on the unit again. − USB memories connected using a USB extension cable or a USB hubmay not be recognized by this unit.− Some USB memories cannot be used with this unit. 18 If inserted during playback, recording or copying etc., the USB memorymay not be recognized by this unit.−PageGeneral Issues VIERA LinkVIERA Link doesn’t work. Check the HDMI cable connection. Check that “HDMI” is displayed on thefront display when the power for the main unit is set to On.− Make sure that “VIERA Link” is set to “On”. 71 Check the “HDAVI Control” settings on the connected device. − Some functions may not work depending on the version of “HDAVIControl” of the connected equipment. This unit supports “HDAVI Control 4”functions.− If the connection for the equipment connected with an HDMI cable waschanged, or if there was a power failure or the plug was removed fromthe household mains socket, “HDAVI Control” may not work. In this case,perform the following operations.1. When the HDMI cable is connected to all equipment with the power on,turn the TV (VIERA) on again.2. Change the TV (VIERA) settings for the “HDAVI Control” function tooff, and then set to on again. (For more information, see the VIERAoperating instructions.)3. Switch the VIERA input to HDMI connection with this unit, and after thisunit’s screen is displayed, check that “HDAVI Control” is working.The control panel does not appear. The control panel is only displayed when connected to a TV with “HDAVIControl 2” or later function.43The operation on this unit (musicplayback etc.) is interrupted. The operation on this unit may be interrupted when you press buttons onthe TV remote control that do not work for VIERA Link functions.−