Telephone operation
Basic operation
Timer
When making or answering a call, the timer automatically starts. For outgoing calls, the timer starts when dialing. The screen displays the elapsed time in minutes and seconds (up to 59:59) and then displays the hours and minutes up to 10 hours (09:59) before starting at 00:00 again. The timer stops automatically when the line is disconnected. When you put a call on hold, the timer remains on the screen.
Volume
Handset/Speakerphone/Headset volume control
When you are on a call, press VOLUME 
to increase the listening volume. Press VOLUME 
to decrease the listening volume. The speakerphone has eight volume levels. The handset and headset have four levels. There are three beeps when you reach the minimum or maximum level.
Ringer volume
The ringer volume for each line can be adjusted independently. If a LINE button has been pressed, volume adjustments will affect the selected line. If no line is selected, volume adjustments will affect the primary line programmed (see Set the primary line on page 19). If one line is ringing, volume adjustments will affect the ringing line.
Press VOLUME 
or VOLUME 
to adjust the ringer volume. This telephone has eight ringer volume levels, including off. Each time you adjust the ringer, there is a sample ring indicating the volume level.
NOTE: The phone has a default distinctive ring tone for line 1 and line 2 which cannot be changed.
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