1 2 3 4 5 76
1 3 2
Callmaster 250
3535353535
1INSTALLATION
Open the battery cover underneath the unit and insert 4 AA batteries
(1,5V) or use a 9V AC adapter. If you use an adaptor, connect one
end of the adaptor cable with the electric socket and the other end
with the back of the Callmaster 250 (1).
Plug one end of the phone cable into the telephone line wall socket
and the other end into the back of the unit “LINE” (2).
Connect one end of the supplied phone cable with the telephone
and the other end with the back of the Callmaster 250 “PHONE” (3).
Note : The battery low icon “ ” appears on the display when the battery is
almost empty or when you are using an adapter. As soon as you have re p l a c e d
the empty batteries with new ones, the icon disappears.
2 DESCRIPTION
1 Erase button
2 Set button
3 Mode/Call button
4 Down button
5 Up button
6M i c ro p h o n e
7 Multifunctional
LED indicator