JETStream jt270m User Manual page 56

Frequency Change function.
3) The transceiver at the home office should be
programmed as the "master" transceiver. It should
also have a DTMF microphone.
4) The new channel should be programmed into one
of the master transceiver's 199 channels. For our
example, we'll program it into Channel 03.
5) When all transceivers are prepared for the changes,
the change can be accomplished manually or
automatically:
a), Manually change frequency: Alert the other nine
transceivers that a frequency change is ready to be
programmed.
transceivers would press the shortcut key to enable
the transfer. An icon" " will appear acknowledging
that the transceiver is ready for programming. The
master radio would initiate the change using the
instructions in Step 6 below. Once programming is
complete, the icon" " will disappear. If it does not
disappear, programming was not successful. Once
programming is successful, the remote users can
switch to the newly programmed channel.
b), Automatically changing frequency: Alert the other
nine transceivers that a frequency change is ready to
be programmed. The master transceiver then sends
the Wireless Frequency Change Enable code. When
this is received, an icon "
The operators
50
of those
" will appear to
nine