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Aespire 7900
Step 7
Select Start Cal and push
the knob to start calibration.
• The screen shows
" C C C C a a a a l l l l i i i i b b b b r r r r a a a a t t t t i i i i n n n n g g g g " during
the procedure.
After a successful calibration, the screen shows "Complete" and a flashing "Reinstall Sensor".
After installing the sensor, you can continue to 100% calibration (step 11) or exit to the normal screen (step 7).
An unsuccessful calibration shows " F F F F a a a a i i i i l l l l u u u u r r r r e e e e ". If the calibration fails:
• Do the calibration again.
• If it still fails, do a 100% O
at 21% again.
• After repeated failures, replace the O
Step 8
To exit, select "Go to Cal
Menu" and push the knob.
You can also press
the menu key to exit to
the normal screen.
Select "Go to Main Menu"
and push the knob.
Step 9
Select "Exit to Normal
Screen" and push the knob.
Step 10
If you are not doing the 100% calibration which follows, do a breathing circuit leak test before using the system.
3-8
sensor calibration (step 11). If 100% O
2
sensor and re-calibrate at 21%.
2
Go to Main Menu
Exit to Normal Screen
sensor calibration passes, calibrate
2
1009-0633-000
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