This is the output I got with a pcmcia option pack attached. (none):/mnt/ramfs/root# ./regression (1)FRONT LIGHT OFF: (2)FRONT LIGHT FADE ON: (3)LED FLASHING: (4)GET VERSION NUMBER-Version number = 1.04 Option pack version number = 0.90 Boot Type = 02 (5)LED OFF: (6)FRONT LIGHT FADE OFF: Notes: (1) front light is switched off for 2 secs. (2) front light is brought from 1 - max in approx 5 secs. (3) Led flashes for approx 2 secs. (4) Version numbers displayed as shown - note if you dont have an option pack then the format will only show first number. (5) Led ceases flashing. (6) front light is brought from max - 1 in approx 5 secs.