Toshiba IP4100 SIP DECT User Manual page 6

Key name (and icon)
Talk ( )
Speaker ( )
End ( )
Select
Menu ( )
Soft keys
Function keys 1 through
4 (F1 through F4)
Four-way key:
Up
Down
Right
Left
Side Keys:
Mute
Plus ( )
Minus ( )
What it does
In standby: start a telephone call.
While the handset is ringing: answer the incoming call.
Switch a call to the speakerphone (and back).
During a call: hang up.
In the menu or any list: go back one screen.
In the menu or any list: select the highlighted item.
Open or close the menu.
The soft keys automatically change their function based on
what you are doing. See "Using soft keys" on page ?.
Dials the contact assigned to the key
Move the cursor up one line.
Move the cursor down one line.
Move the cursor to the right.
Move the cursor to the left.
During a call: mute the microphone.
During a call: increase the call volume.
During a call: decrease the call volume.