NSi Industries DGM100A - Manual (Page 12)

10
Use the EVENT key to display:
Now Press ENTER briefly and everything in the timer
memory is cleared and 12HOUR will flash .
4 . A “PF” on the display indicates a Power Failure and
the unit requires AC power to operate . The time and
date are protected for 7 days by the super cap . The
program is retained in permanent memory .
5 . A “Lo” on the display indicates that the super cap
has run low and the unit needs to be powered with AC .
A minimum of 8 hours is required to fully charge the
super cap .