Uniden DCX 640 - Manual (Page 34)

[ 3 2 ] B A S I C S w w w . u n i d e n . c o m
Earpiece and speaker volume
Pressing the volume up key or volume down key (labeled as /vol/ ∧ or /vol/∨ key)
during a call will change the earpiece volume of the handset. This setting will remain in
effect after the telephone call has ended.
When you press volume up key (ring/vol/ ∧) in the maximum volume level or volume down key
(ring/vol/ ∨) in the lowest volume level, an error tone sounds.
Do Not Disturb (DND)
DND allows you to mute the ringer of the handset and the base at once. Additionally, if you
have more than one handset, ringer for all handsets will be muted. To do this, in the
standby mode, press and hold do not disturb on the base. You will hear a confirmation tone
and the DND LED illuminates. To cancel, press do not disturb again. You can also mute the
ringer tone while the phone is ringing by pressing do not disturb on the base.
To mute the ringer tone for each handset or the base temporarily, when the phone is ringing:
- Press end on the handset, or
- Press play/stop on the base.
The ringer tone will return to the previous setting starting with the next incoming call.
•Standby Mode - The
handset is not in use
and talk/flash has
not been pressed.
•Setting the DND to on
while the answering
system is off turns the
answering system on
automatically. The
answering system
returns to the original
setting when you
cancel the DND.
•If you press ans on/
off when the DND and
the answering system
is on, both of the DND
and the answering
system will turn off.
note
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