KM9106 Operators Manual
15
5.4
DISPLAY BACKLIGHT AND CONTRAST
The
display contrast
can be adjusted to suit different lighting conditions and the
backlight
can be switched on or off.
TO TOGGLE THE BACKLIGHT ON /OFF
Press UPPER FUNCTION followed by
TO SET THE CONTRAST
Press the followed by
UPPER FUNCTION key
-- -- -- -- -- -- -- -- -- -- -- -- --
UPPER FUNCTION
SET
-- -- -- -- -- -- -- -- -- -- -- -- --
Pressing the key displays
SET
CONTRAST
Hold down either the or key and release once the desired level is
set.
Press
to confirm setting.
NOTE:
The screen may flip from all dark to blank very quickly. Do not panic this
is normal - keep pressing the same key until the desired level is displayed.
TIP:
If for any reason the display is not visible at switch on, simply
disconnect the handset for a few seconds and re-connect. Then reset
the display contrast as detailed above.
5.5 PUMP
The
Pump
can be toggled on or off from the handset.
TO TOGGLE THE PUMP ON /OFF
Press
TIP:
When the pump is switched off the O
2
reading will go down as the
oxygen sensor consumes the oxygen in its housing!
SET/CAL
CONTRAST
CONTRAST
PUMP
ENTER