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20 Topcom Butler 4812 USB VoIP
Topcom Butler 4812 USB VoIP
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 subscribing mode and you must
do the following to subscribe the handset:
• Press the Programming key .
• Press the Up or Down key repeatedly until ‘BASE SUB’ appears on the display.
• Press the Programming key .
• ‘BASE _‘ appears on the display.
• Enter a number of the base unit you would like to subscribe the handset to (1-4). Use the
number keypad.
• ‘SEARCHING’ and the symbol appears on the display.
• The RFPI code (each base unit has a unique RFPI code) appears on the display and a
signal sounds when the handset has found the base unit.
• Press the Programming key .
• ‘PIN’ appears on the display.
• Enter the 4-digit PIN code of the base unit in (default PIN code is ‘0000’). Use the
number keypad.
• Press the Programming key .
• The handset is subscribed to the base unit.
4.24 Subscribing Butler 4812 handset on another base (other brand/model)
Put the base in subscription mode (see manual of the base). If the base is in subscribing
mode, you have to do the following to subscribe the handset:
• Press the Programming key .
• Press the Up or Down key repeatedly until ‘BASE SUB’ appears on the display.
• Press the Programming key .
• ‘BASE _‘ appears on the display.
• Enter a number for the base unit to which you would like to subscribe the handset (1-4).
• Use the number keypad.
• ‘SEARCHING’ and the symbol appear on the display.
• The RFPI code (each base unit has a unique RFPI code) appears on the display and a
signal sounds once the base unit is found by the handset.
• Press the Programming key .
• ‘PIN’ appears on the display.
• Enter the 4-digit PIN code of the base unit (default PIN code is ‘0000’). Use the number
keypad.
• Press the Programming key .
• The handset is subscribed to the base unit.
Each handset can be subscribed to 4 different DECT base units. Each base
unit is assigned a number from 1 to 4 in the handset. When you subscribe a
new handset, you can assign a base unit number. It is best to use ‘1’.