OPRHT70 A0310
4-14
4
Navigating the Screens
9.  Set Custom Presets   touch to enter custom presets screen. See
    following pages
10. FiO
2 Sensor++  touch to toggle between Enabled and
    Disabled
11.  Software Version  software version installed is displayed here
12. Hour Meter  the number of hours of ventilator operation
    is displayed here
++Optional feature
Set Date and Time Screen
Touch a parameter and use s or t to adjust.  After making desired 
changes, press the ‘Accept’ button to accept the changes.  The 
Hours are displayed in military style; 1 - 12 for AM and 12 - 24 for PM. 
Press Accept to implement.
BUV Settings Screen 
This screen allows you to customize Backup Ventilation (BUV) 
to your institution’s policies or to revert to factory default for the 
Backup Ventilation parameters.  You can also choose to link Backup 
Ventilation to the Low Minute Volume alarm (LMV), the Apnea alarm, 
or to both alarms.  See Section 9, Specifications, for ranges and 
more details for each parameter.
Press Accept button to confirm changes made to any of the 
parameters.