. . . . .
DT900/DT900S Series Phone User Guide vii
Phone Keypad.............................................................................................11-164
The dial pad and/or buttons are not working........................................11-164
I want to enter specific characters or letters in Speed Dials
and Personal Directory Entries ............................................................11-164
Phone Softkeys ...........................................................................................11-164
The phone softkeys are not working ....................................................11-164
I cannot see a particular softkey on my phone ....................................11-165
LCD Screen/Display....................................................................................11-165
The LCD is too light or dark .................................................................11-165
I want to adjust the time the LCD stays lit............................................11-165
I need to reset the language on my phone ..........................................11-166
The Call History information on my phone is gone ..............................11-166
The name shown on the LCD of my phone is wrong ...........................11-166
Audio ...........................................................................................................11-166
There is no audio to my handset..........................................................11-166
There is no audio to my headset..........................................................11-167
Audio quality ........................................................................................11-167
A 3C System Features.............................................................. A-169
Call Pickup................................................................................................ A-169
To pick up a call .................................................................................... A-169
3C Voice Mail ........................................................................................... A-169
To access voicemail.............................................................................. A-169
3C System Telephone Set Star Code Commands ................................... A-170
System Star Code Commands ................................................................. A-170
B SIP@Net System Features ...................................................B-175
Programmable Keys / Speed Dial keys .................................................... B-175
Example ................................................................................................ B-175
SIP@Net Prefixes..................................................................................... B-176
Message Waiting Indication...................................................................... B-176
Desk Sharing and User Portability............................................................ B-176
To log on to a Desk Sharing Terminal .................................................. B-176
To log out of a Desk Sharing Terminal ................................................. B-176
C Notices................................................................................... C-179
Third Party Software Disclaimer and Limitations ......................................... C-179
Open Source License Acknowledgment................................................... C-179
OpenSSL Redistribution Conditions ..................................................... C-179
libSRTP Redistribution Conditions........................................................ C-180
NetBSD Foundation's (TNF) License.................................................... C-181
BSD license: ......................................................................................... C-181
Audio Coding Licenses............................................................................. C-182