CareFusion 36-SC01-STK Betriebshandbuch Seite 49

Turn the unit on by pushing the central slide switch up and the three
colored lights will illuminate momentarily together with all the display
legends:
Ask the subject to inspire and hold their breath.
The unit will auto-zero for twelve seconds during which time the
following will be displayed:
Important note: the unit must not be used during this period.
After twelve seconds the display will change to:
Bat
7-10 ppm
Wait
Blow
0-6 ppm
Gas
Wait
Wait
0-6 ppm
20+ ppm
11-20 ppm
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