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HIGH PO2
Upon reaching .20 ATA less than the PO2 Alarm Set Point, a cautionary mode is entered. The graphic
UP, Up Arrow icon, and PO2 value (x.xx ATA) with graphic PO2 are displayed solid on the Main
Dive screen with Current Depth, NDC, and the N2BG (Fig. 64).
If PO2 decreases, the Dive Main screen will be displayed. If PO2 continues to increase and reaches
the Alarm Set Point, the Audible Alarm sounds and the message UP >> HIGH >> PO2 scrolls.
> Pressing and releasing the S button acknowledges and silences the alarm.
• During High PO2 conditions, the Deep Stop feature and displays are disabled.
HIGH PO2 MAIN, information displayed includes (Fig. 65) -
• Message UP >> HIGH >> PO2, scrolling (each on 2 sec)
• PO2 Value flashing with graphic PO2
• UP Arrow flashing
• NITROX icon
• Current Depth with FEET (or METERS) icon
• NDC (min) with MINUTES icon
• N2BG and ASC while ascending
> Press and release the S button to activate the Backlight.
> Press and release the A button to access Alternate Displays that display information similar to
those previously described. The message UP >> HIGH >> PO2 continues to scroll while the
ALT screens are displayed.
Fig. 64 - High PO2
Warning
Fig. 65 - High PO2 Alarm
Main
UP >> HIGH >> PO2
(scrolling)