https://mobirise.com/

CIX or CTX Systems


TO SET THE DATE:

1: Press the [Intercom] or [Extension] button.
2: Dial [#651] "You will heare a confirmation tone".
3: Enter the date as [YYMMDD] "Where YY=Year, MM=Month,DD=Day".
            Example October 9, 2004 = 041009
4: Press [#] "You hear a confirmation tone".
5: Press [Spkr]
            All phones should now show the correct date.


TO SET THE TIME:
1: Press the [Intercom] or [Extension] button.
2: Dial [#652] "You will heare a confirmation tone".
3: Enter the time as [HHMMSS] "Where HH=Hour, MM=Minutes,SS=Seconds".
            Note: Enter hours in 24-hour format
            Note: You must enter seconds
            Example 2:30 PM = 143000
4: Press [#] "You hear a confirmation tone".
5: Press [Spkr]
            All phones should now show the correct time.