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Topcom Butler 2820
5.12 KEY LOCK
When the keypad is locked, pressing any key will have no effect during standby (except holding the
•
Press and hold the
•
appears on the display and the keypad is locked
•
Press and hold the
When there is an incoming call, you can still answer the call by pressing the Line button
functions as normal. When the call is ended, the keypad will be locked again
5.13 SETTING THE DIALLING MODE
There are two types of dialling mode:
DTMF/Tone dialling (the most common) (default)
Pulse dialling (for older installations)
To change the mode of dialling:
•
Press and hold the flash R button to toggle between dialling modes:
'P' will appear when set to pulse or 'T' when set to tone (DTMF) dialling
•
After 5 sec. the unit returns to standby
•
Caution: The base dialling mode is independent from the handset.
To set the base dial mode please look at §9.3.
6. CALLER-ID FUNCTION (CLIP)
The Topcom B2820 displays the telephone numbers of incoming calls. This function is only possible if you are
subscribed to a telephone operator that provides this service. Contact your telephone provider for more information.
When you receive a call, the numbers are saved in a Call list. This list can hold 20 telephone numbers (each of max.
25 digits). If the number is longer then 14 digits, you can press the
6.1 NEW CALLS
When you've received a new unanswered call, the CLIP symbol
6.2 CONSULTING THE CALL LIST
•
Press the Call Log button
on the display.
•
The following will be shown on the display:
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After 5 seconds, the telephone number will be shown. You can skip the date/time by pressing the
•
Use the left scroll key
•
You can leave the Call list by pressing the
6.3 CALLING A NUMBER FROM THE CALL LIST
•
Scroll through the Call list until the desired number is shown on the display.
•
Press the Line button
Topcom Butler 2820
key
key again to un-lock the keypad
. The last received call is shown on the display. If the list is empty, 'NO CLIP' is shown
Progress number
Date (DD-MM) *
to scroll to the previous call. Use the
button.
. The number will be dialled automatically.
. During the call, the keypad
key to show the other digits!
will blink on the display.
Time (24h format) *
button to show the next call.
key).
button.
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