Getting to know your Octophon F640 phone
20
Programmable sensor keys
Your Octophon F640 HFA has six illuminated sensor keys. You can assign functions and
phone numbers to them on two levels.
Depending on how they are programmed, you can use the sensor keys as:
• Function keys
• Repdial keys
• Procedure keys
Touch the key to activate the programmed function or dial the stored number.
Press the key to open a menu for programming it
A label for the function is displayed to the left of the key. You can define the labeling accord-
ing to your requirements
The status of a function is shown by the LED on the corresponding sensor key.
Meaning of LED displays on function keys and DSS keys
Increase the number of programmable sensor keys by connecting a key module
You can program all programmable sensor keys (except "Shift") on two levels. The
Shift key
Page 69 must be configured for this, and extended key functionality
must be active (contact your service personnel).
In addition to functions and procedures, external phone numbers and internal num-
bers without LED display can also be saved on the second level
LED
Meaning of function key
Meaning of DSS key
S
Off
The function is deactivated.
The line is free.
T
Flashing
1
[1] In this manual, flashing sensor keys are identified by this icon, regardless of the flashing interval.
The flashing interval represents different statuses, which are described in detail in the corre-
sponding sections of the manual.
Indicates the function status.
The line is busy.
R
On
The function is activated.
There is a call on the line.
The programmable sensor keys on multi-line phones function as trunk keys
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