If the display is blank
Press the
button to switch the handset on
PROG button
Press to start programming.
Press during a call to make a note
of a number in the Notebook.
/INT (Intercom) button
Press to make an intercom call
(if you have more than one
handset).
SCROLL (
) buttons
#
When a long number (more
than 16 digits) is shown on
the display, press these to
scroll along the digits.
Where to find it
PHONE
/OK button
Press to begin or answer a
telephone call.
Press while programming to confirm
your selection.
UP
and DOWN
buttons
Press during a call to adjust the volume in
the earpiece.
Press to move through the list of stored
numbers or Caller Display records.
(Last Number Redial)/
CDS/ PAUSE button
Press ONCE to make a repeat
call to one of the last five
numbers you dialled.
Press TWICE to see a list of
Caller Display records.
Press to generate pauses when
using the phone on a PBX.
Before you can use the handset to make calls you
will need to fit and fully charge the batteries, as
described on pages 6 and 7.
Please read the notes on pages 3 and 4 before you
install the base unit.
HANG UP
/ C (Cancel) button
Press to hang up at the end of a call.
Press and hold for 1 second to lock the keypad.
Press and hold for 3 seconds to turn the handset on and off.
While dialling or programming, press BRIEFLY to delete digits from
the display; or press and HOLD to clear the display.
HANDSET LOCATOR button
Press to make all registered handsets ring, (useful
if you've forgotten where you put a handset).
R (Recall) button
You may need this during a call if your Big Button 510
is connected to a PBX, or if you use BT’s Select Services.
IN USE light
This comes on when you have a connection to the telephone line.
MEMORY
button
Press to store numbers in memory and to make
calls to stored numbers.
Ringer
E:\Binatone2005\BigButton510\BigButton510_01.vp
27 February 2005 16:58:00
Color profile: Generic CMYK printer profile
Composite Default screen
