Meriam M203 Altimeter Indicated Air Speed Tester User Manual
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PRGM & ENTER ► KEY
Puts the manometer into the Program Mode from the Measure Mode. When in
the Program Mode, pressing this key selects the programmable register
to be edited (with prompt for password if Lockout is set). After the register
has been edited, pressing the PRGM key enters the new setting into the
manometer’s non-volatile memory. This key also acts as a forward space
► key
when editing user inputs such as the header name.
BACKLIGHT KEY
The BACKLIGHT key, represented by the standard light bulb symbol, toggles
the display backlight between on and off.
The backlight consumes additional battery energy. Turn the backlight off, when
it is not needed, to optimize battery life.