Tait tm8200 Operator's Manual page 45

Turning squelch override on and off by using a
function key
1 Press the function key programmed for squelch override to
unmute the radio.
The message Squelch override activated
appears in the display.
While squelch override is on, the green
LED flashes continually and the squelch override symbol
appears in the display.
2 To turn squelch override off, press the squelch override
function key again.
The message Squelch override
deactivated appears in the display. The
squelch override symbol
from the display and the green LED stops flashing.
Turning squelch override on and off by using
the function key programmed for monitor
The function key programmed for monitor may be
programmed so that:
a short key press turns monitor on, and
a long key press turns squelch override on.
Press and hold the function key programmed for monitor to
override the radio's squelch.
The message Squelch override activated
appears in the display.
While squelch override is on, the green LED
flashes continually and the squelch override symbol
in the display.
Squelch override remains on until there is a further long
key press.
disappears
Operating in conventional mode 29
appears