Topcom Butler 2820
6.4 ERASING A NUMBER FROM THE CALL LIST
•Scroll through the Call list until the desired number is shown on the display.
•Press and hold the Mute button 
for 3 sec. to erase the number.
6.5 STORE A NUMBER FROM THE CALL LOG INTO THE MEMORY
•Scroll through the Call list until the desired number is shown on the display.
•Press and hold the Memory button 
for 3 sec.
•Enter the memory location
•Enter the Memory button 
again to confirm and to go back to standby
7. REGISTER/DE-REGISTER A HANDSET
7.1 REGISTER TO A TOPCOM B2800/2820 BASE
You can subscribe 5 handsets to one base unit. By default, each handset is subscribed on the base unit upon delivery (base unit 1).
!!! You only need to subscribe the handset if: !!!
•The handset subscription has been removed from the base unit (e.g. for reinitialisation)
•You want to subscribe a different handset to this base unit.
The underlined procedure is only applicable to a Topcom Butler 24xx, 28xx, 29xx handset and base unit!! Keep the Paging key on the base unit pressed for 10 seconds until the Line/Charge indicator
on the base unit begins to blink rapidly. The Line/Charge indicator will blink rapidly
for one minute. During this minute, the base unit is in register mode and you must do the following to subscribe the handset:
•Press and hold the 
and 
key for 3 sec.
•The following will appear on the display:
•Enter the number of the base unit you would like to subscribe the handset to
•The unit will start searching for the base and when found it will ask to enter the pin code (4 digits):
•Enter the base pin code (0000). If the pin is wrong, the handset will restart the searching for the base.
•When the handset is registered, it will show ‘HS’ followed by the handset number.
7.2 REMOVING A HANDSET
You can remove a handset from a base to allow another handset to be registered:
•Press and hold the mute 
and redial key 
for 3 sec.
P I N
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