20 Most Recent
Siemens optiPoint 300 basic (L28155H2100A102) IP Telephone Questions & Answers
Changing the time on a siemens optipoint 500
here you go , follow this on your main phone to reset your time.
press sevice button ( top left )
press *95
press *95 again and press tick
press tick again
press right arrow key until you come to time
press tick key . then press *
enter time (hhmm) then tick key
press main service button and your done.
4/2/2012 3:02:14 PM •
Siemens...
•
Answered
on Apr 02, 2012
Not finding what you are looking for?