MUST BE DONE FROM EITHER OF THE FIRST TWO KEYPHONES ON THE SYSTEM. THEY MUST HAVE DISPLAY PHONES PLUGGED IN

1. With the handset down dial *95
2. At user prompt dial *95 and press the tick key
3. At Ident / password prompt press the tick key
4. At system admin user screen dial 12 and press the tick key
5. Now dial the new time in HHMM
6. Press the speaker key to go back to normal operation