This manual shows how to change the display time and date on the Norstar Meridian MICS. Excerpted from Modular ICS 6.1 System Coordinator Guide.
Nortel M7310 New - Re-manufactured Phone with Cords & Extra Button Caps. Part # NT8B20
Nortel Avaya T7208 Re-manufactured New Phone with Cords & Desi Inserts. Part # NT8B26
Nortel Avaya T7316e New Re-manufactured Phone with Cords & Desi Inserts. Part # NT8B27
Nortel M7208 - New Re-manufactured Phone with New Cords & Buttons. Part # NT8B30