* For the assignment of the keys, confirm to the
Telephony Server Administrator.
Press key to finish the call and hear the dial tone.
Used to activate any features as terminal setup
functions, etc. and to program One-Touch Speed
When LED on this key is lit, press key to answer a
Press key to respond hands free. LED on this key
lights during speakerphone operation.
To access the local menu of DT310/DT330, such
as Call History, Directory or Terminal Setting.
By using this key, DT Series user can access to
various features with simple operation.
Details on Cursor key
(a) Volume (UP) key (d) Enter Key (4-way Scroll UP key)
(b) Redial key (c) Directory key (4-way Scroll LEFT key) (4-way Scroll RIGHT key)
(a) Volume (DOWN) key (4-way Scroll DOWN key)
( DOWN UP)
Used to adjust LCD contrast, speaker/receiver
volume, and ringer volume.
• LCD Contrast:
Press ( ) or ( ) key while idle.
• Speaker/Receiver Volume:
Press ( ) or ( ) key during conversation.
• Ringer Volume:
Press ( ) or ( ) key during ringing.
(Last Number Call, Speed Calling-Station/
Press key to activate redial feature. Press redi-
al and scroll back through numbers that have
been dialed. When the desired number is dis-
press the or # key to activate dialing.
Note: A-law Countries [Australia, Russia, Latin America,
UK, Middle near East, other Asian nations]: #
µ-law Countries [North America, Japan, Hong