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