Pre-Use Checklist; Operating Instructions; Start-Up And Selecting Settings - O-Two eAdvantage User Manual

4.4 Pre-use Checklist

When the device is turned ON it will undertake an internal self-diagnostic test
protocol to ensure that the device is fully functional (see section 5.1).
Ensure that the patient circuit and monitoring line are securely connected to
the device.
Note:
It is important to turn the device OFF after each patient's use. Before
the next use, turn the device ON to enable the self-diagnostic test.

5. OPERATING INSTRUCTIONS

5.1 Start-up and Calibration
To start the eAdvantage®, press and hold the Control Knob (K) for 1 second. You
will notice the associated green LED (J) beginning to fl ash at a high frequency.
After holding the knob for 1 second, the eAdvantage® turns ON and initiates
the calibration process.
A calibration progress bar will appear on the screen, moving from left to right.
This process typically takes about 5-10 seconds.
After completing the calibration, the display transitions to the operational
screen. This screen presents various parameters, including the gas concentration
(defaulted to a 50%-50% N2O/O2 mixture), current time, battery status, and
lock status, as shown below:
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eAdvantage User Manual