Lock And Unlock The Keypad During A Call; Lock And Unlock The Handset; Mute Handset On Incoming Call Or Message - Aastra DT4x3 DECT Telephones User Manual

User Manual
Aastra DT4x3 DECT Telephones
NOTE: A call can be answered or ended while the keypad is locked. If the handset is
configured via the PDM/Device Manager. Predefined numbers can also be called while the
keypad is locked. See handset's Configuration Manual.
3.3.2

Lock and Unlock the Keypad during a Call

To prevent accidentally pressing keys, the keys can be locked during a call. This can be useful
when a headset is used and the handset is attached to a pocket or belt.
Lock keypad
1 Long press
2 Press "Lock".
Unlock keypad
1 Press
2 Press "Yes".
Tip: The volume and mute button can be used during the call. For the DT423/DT433, the
alarm button can also be used.
3.4

Lock and Unlock the Handset

The handset can be protected for unauthorized use. If this function is activated, a PIN code
has to be entered, for example, to switch on the handset, to answer an incoming call etc. The
default phone lock code (0000) can be changed to any 4 - 8 digit personalized code.
Note: The handset can be configured with predefined emergency numbers that can be
called while the handset is locked. See the handset's Configuration Manual. For the DT423 or
DT433, the Alarm button can also be used.
1 Press "Menu".
2 Select
3 Select "Locks".
4 Select "Phone lock"
5 Select "Auto phone lock".
6 Select "On", "On in charger", or "Off".
7 Enter PIN code. If the PIN code is forgotten it can be removed by the system
administrator.
8 Press "OK".
3.5

Mute Handset on Incoming Call or Message

The handset can be muted temporarily on an incoming call or message. The call is not hung
up when the ringtone is muted. If the call is unanswered, it reverts to voicemail if the
handset has been configured for voicemail. To mute an incoming call or message, press
or
31 October 2013 / Ver. C
.
.
.
while the handset sounds.
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