NEC Dterm DTP 16D-1 Corded Phone "changing clock dt300 phone" Questions

...DT300 Series phone so that I can update for daylight saving thanks. The info on the back of the phone is - NEC DT 300 Series DTL-24D-1A(BK) TEL Model: DLV(XD)Z-Y (BK) Hope this helps. What model of ...

dt300 Assuming that the standard numbering plan was used by your installer (SV8100/SV9100) To set the system Time: 1. Press Speaker. 2. Dial 728. 3. Dial two digits for the hour (24 hour clock, 13 = 1