Here is a transcript running the stand alone utility 'calendar' to set the time, date, and timezone on an Apollo workstation.
Bold type is user input.
NOTE: ESDI drives are referenced by 'w' but SCSI drives are referenced by 'w6:0' or 'w5:0', etc., where the digit is the SCSI ID.
<return> > re > re MD7C REV 1.3, 1988/04/28.09:31:44 >ex calendar ex calendar Calendar, revision 10.4, December 2, 1991 6:28:27 pm Please select the disk [w=Winch|s=Storage mod|f=Floppy|q=Quit][ctrl#:][unit#] [,lvno]. If you do not have a disk, enter none (N): w The time-zone is set to 0:00 (UTC). Would you like to reset it? y Please input the time-zone by entering either: . a time-zone identifier (EST, EDT, CST, CDT, MST, MDT, PST, PDT, GMT, or UTC), or . the difference between your time-zone and Universal Coordinated Time in the form "hour:minutes" or "-hour:minutes (e.g. 9:00, -3:00). Time-zone differences west of Greenwich are negative and those east are positive. Time-zone: mst The calendar date/time is 1996/08/24 16:49:41 MST. Would you like to reset it? y Please enter today's date (year/month/day): 1996/08/25 Please enter the local time in 24 hour format (hour:minute): 10:21 The calendar is being reset forward by more than 5 minutes. Is the above information correct? y The calendar has been set to: 1996/08/25 10:21:00 MST (1996/08/25 17:21:00 UTC). If running online, you should now shutdown and reboot the system to run with the new calendar setting. Done.