ASELSAN 4700, Operating Manual, Page: 40 / 58

4700 APCO25 CONVENT İ ONAL HANDHELD RADIO
OPERATING MANUAL
7610-4700-1201
Issue A 4-2
4.2 RADIO'S OPERATING MODES
Radio menus are arranged according to the authorization at system mode. Unauthorized
and unfunctional menus cannot be seen. In case of unauthorized access request (channel,
call etc.) radio gives an audible alert to warn user.
4.2.1 System Mode
Radio communicates with the other radios which are registered to the sites that consist of
repeaters using a lot of different frequencies or just a unique repeater; all services are
given. At the first opening of the radio and passing to the system channels radio is
registered to the system. At the end of registration, registered site name appears at the
lowest row of the radio's display.
4.2.2 Direct Mode
Radio communicates with the other radios through a unique repeater that uses two
frequencies or with the radios that exist at the simplex area. Besides, radio operates as in
direct mode communication when the system is in fallback mode.