BTS Master MT8221B and MT8222B : File Management : Managing Files : Deleting Files
  
Deleting Files
Delete a Selected File or Files
Press the Delete submenu key. Highlight the file to be deleted with the Up/Down arrow keys. Press the Select or De-Select key. The file will be highlighted in blue when selected. Press the Delete key and Enter to delete the selected file.
Delete Dialog Box
Press the Delete submenu key to open the Delete dialog box (Figure: Delete Dialog Box). The submenus allow sorting by file type, name and saved date. See the Delete Menu for additional information.
Delete Dialog Box