Talk Set>Operation
1. This screen shows the last 
number dialed, the DC 
voltage on the line and the 
signal format for dialing. 
You can use the previously 
dialed number, enter a new 
number using the blue keys, 
or press 
Setup
 to use the 
stored number list.
2. Press
Off Hook
 to draw 
dial tone.
3. Press
Dial
 to dial the 
number.