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Volume Control - Page 9
38DHB0002UKCW Issue 2 March 00 INDeX 20DT User's Guide
Volume Control
Mute
During a call you can mute the microphone.
1. During the call, press . The handset displays
Mic. Mute. To cancel press again.
Caller Volume
The Volume Control keys (mounted on side of
handset) are used to increase and decrease caller
volume during a call. The volume is shown as a
bar across the display. After the call the handset
returns to its default volume setting (see below).
For systems where handsets are used in noisy
environments, the maintainer can adjust the
volume settings for some phones. Contact your
maintainer for further details.
Headset Operation
You can use a telephone headset (earphone and
microphone) with the handset. This plugs into a
2.5mm stereo jack socket located on the base of
the 20DT.
Using a headset disconnects the microphone and
speaker. For total handsfree operation also use
Auto-Answer (see page 10).
Default Speech Volume
You can alter the default volume of calls.
1. Press MENU, > and . Select required Profile
(1 or 2) and press again.
2. Press > until START VOLUME appears, then
press .
3. Use < and > to alter the volume display.
4. When done, press to save.
5. Press MENU to finish.