Comdial DSU
Note: Change the clock from the attendant's station -- usually extension 10, 100,
or the first extension in the extension number range (i.e., 200 for 200 to 299 range
, etc.) -- with handset resting on the cradle and the phone not in use.
- Press INTERCOM
- Dial * # 0 1
- Dial two digits (00 - 99) for year
- Dial two digits (01 - 12) for month
- Dial two digits (01 - 31) for day
- Dial two digits (00 - 23) for hour
- Dial two digits (00 - 59) for minutes
- Press SPEAKER to end