Midland Radio SP-410 - Manual (Page 11)

SP-400 Series User’s Guide
[8] PTT (Push to talk) button. The PTT button must be pressed
while you speak into the microphone. Release the PTT button to
receive transmissions from other radios.
[9] Lower function (scan) button. The lower function button
performs two functions. The primary function is activated by a
brief button press (press and release) and the secondary
function is activated by pressing the button for more than two
seconds (press and hold):

If you press and release the lower function button, the radio
will begin scanning the channels in the scan list. Press and
release the lower function button again to stop scan. For
details, please see the “Scanning channels” section.

If you press and hold (>2 seconds) the lower function button,
the channel currently selected by the channel knob will be
added or removed from the scan list. A high pitched beep
will indicate the channel was added to the scan list, a low
pitched beep indicates the channel was already in the scan
list and was removed. For details, please see the “Editing
your scan list” section.
© 2005, Midland Radio Corporation
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