Design and function
Connections
21
18
Battery lock
FT4:
To unlock the battery, pull both the side-mounted
catches downwards simultaneously.
FT5:
To unlock the battery, push the catch (18) located at
the bottom of the device sideways. The direction in
which it must be pushed is indicated by means of a
triangle
on the catch.
19
Contact strip /
Bottom connector
(FT4 with antenna
connection only)
Contacts at the bottom of the device for connecting an
external antenna (e. g. for car adapters), a data inter-
face, and the charger.
20
Tear-off contact
Triggers an alarm as soon as the plug is pulled out of its
holder and the programmed delay has elapsed.
21
Loss sensor
(FT5 only)
The loss sensor at the bottom of the device monitors
the radio set in the carry case. When it is removed, the
sensor contact between the device and the case is
interrupted, whereby the loss alarm is triggered.
This requires the use of carry cases provided for this
function in the range of Funktel accessories.
Legend (cont'd)
No. Designation
Function
