                            KEYBOARD OPERATION

      Tab (or Enter)......... Advance to Next Data Field
      Shift Tab.............. Backup to Previous Data Field
      Numeric (0-9).......... Enter Channel Number/Time in sec
      Up/Down Arrow Keys..... Increment/Decrement Value of Selection
      Backspace.............. Erase a Digit
      Home................... Move to Upper Left Data Field
      End.................... Move to Lower Right Data Field
      F1..................... Help
      F10.................... Exit, Return to Previous Menu
      ESC.................... Return to Main Menu
