Aeris Epic Operating Manual page 53

 Depressing and holding the S button will resume the scroll
through 100%, then stop at AIR (or 21 or the GAS2
setting).
 Pressing and releasing the S button (< 2 seconds) will
advance FO2 in increments of 1% per press of the button.
 Pressing and releasing the A button momentarily (< 2
seconds) will save the setting and/or advance to S T FO2
50% D FAULT with the Set Point flashing.
 Pressing and releasing the A button momentarily and
repeatedly (< 2 seconds) will step through the other S T F
screens.
 Depressing the A and S buttons simultaneously for 2
seconds will save the setting and revert back to the S T F
screen.
 Depressing and holding the M button for 2 seconds or if no
button is pressed for a period of 2 minutes operation will
revert to the NORM or GAUG SURF MAIN screen.
SET FO 50% DEFAULT
> Graphics DFLT and 50
> Set Point graphic OFF (or ON), flashing.
> Symbols FO2 and NITROX.
 Pressing and releasing the S button (< 2 seconds) will
toggle between OFF and ON.
information includes (Fig. 46):
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