- Operation -
70
5.11
Key lock
If you carry the handset around a lot, you can lock the keypad so that
buttons are not inadvertently activated. Calls can still be taken in the
normal way even when the key lock function is activated.
5.11.1
Activating the key lock
Press the
#
button on the handset for two
seconds.
5.11.2
Deactivating the key lock
To deactivate the key lock function, press any
button and confirm by pressing the
F
button
within 1.5 seconds of the
TASTE OK
message
appearing in the display.
Tip:
Press the
F
button twice.
5.12
Handset ringing melody
If you do not want to be disturbed, the handset ringing melody can be
deactivated.
5.12.1
Deactivating the handset ringing melody
Press the
*
button for two seconds. The
k
icon
appears in the display. The base station rings in the
event of an incoming call but not the handset.
5.12.2
Activating the handset ringing melody
Press the
*
button again for 2 seconds. The
k
icon disappears from
the display.
5.13
Notes on range
The handset has a range of approx. 50 meters in
closed rooms and approx. 300 meters outdoors. In
the case of a good connection to the base station,
the
l
icon appears in the display.
ld
qtumv
4000R
1
k
j
ieghf
ld
qtumv
TASTE OK
k
j
ieghf
ld
qtumv
4000R
1
k
jieghf
ld
qtumv
4000R
1
kjieghf
Summary of Contents for DECT4000R
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