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Transmitter description - Bottom side transmitter interior
Bottom side transmitter interior
(The illustration shows the mc-20 HoTT transmitter.)
Socket for optional Bluetooth module
No. 33002.5
RF modul
Sockets for optional transmitter controls and
switches
(In principle you can connect the switches in any
order, but we strongly recommend that you main-
tain the same sequence as the case legends to
avoid confusion.)
SW16/PB18 (when transmitter is closed),
see “Physical control, switch and control
switch assignments” on page 60
SW17/PB19 (when transmitter is closed),
see “Physical control, switch and control
switch assignments” on page 60
Lithium battery CR2032 (not rechargeable)
Independent backup for the transmitter's date and time
settings, see »Info display« menu on page 278.
Transmitter battery plug
For charging the battery and a list of suit-
able automatic chargers, see page18
ATTENTION:
Disconnect the transmitter battery at its
connector when performing any type of
work inside the transmitter. Never allow
solder points to come into contact with objects
as this can create short circuit conditions.
All jacks and plugs not described are to be left
unconnected.