ET6000 SITA CUTE firmware has been enhanced with a special 
 online ETX/STX protocol mode to allow for simple firmware
 updating of the unit.


To access this mode:

1.  Power the unit OFF.
2.  Press and hold the UP ARROW key.
3.  Turn unit ON and allow unit to boot.
4.  Once the online LED is illuminated, release the UP ARROW key.

5.  If the LCD goes blank, press the DOWN ARROW key a few times
     to bring the intensity level back to its original level.

NOTE: UP/DOWN keys are used to adjust LCD intensity when the unit
       is in the ONLINE state.

6.  The LCD will indicate ONLINE STX/ETX MODE or some similar status.

7.  At this point, follow the normal update document to update the firmware.