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9. The unit will then enter Standby
mode.
10.The unit will now calibrate the
oxygen monitoring system, starting
with the 21% point.
This is indicated by “CAL” being
displayed in the lower right of the
LCD.
11.The unit will now calibrate the
oxygen monitoring system, starting
with the 100% point.
This is indicated by “cal” being
displayed in the lower right of the
LCD.
12.The stabilisation period for the
oxygen system is indicated by the “--”
being displayed in the lower right of
the LCD.