Toshiba BDX3300KB Owner's Manual page 26

Cannot find a JPEG file.
Cannot find a MP3 file.
Cannot upgrade SW.
Sometimes the options
of setup menu cannot
be selected.
26
Make sure that the selected group (folder) does not contain
more than 9,999 files for DVD and 999 files for CD.
Make sure that the file extension is .jpg, .JPG, .jpeg or .JPEG.
Make sure that the selected folder does not contain more than
9,999 files for DVD and 999 files for CD.
Make sure that the file extension is .mp3 or .MP3.
When you upgrade the system with USB flash drive, you should
make a new folder named UPG_ALL, and copy the upgrade file
into this folder.
When you upgrade the system by network, please make sure
the player is connected to the internet when upgrading the SW.
When playing a DVD disc or Blu-ray Disc™, press STOP
button once, the player will go into stop resume mode,
meanwhile you cannot change some settings in setup menu
such as language subitem menu, audio, subtitle etc.
If you want to change that, press STOP button twice, the
player will go into full stop mode, then you can do it.