This manual describes the Oceanic DataMask mask‑mounted dive computer, covering its LCD display, icons, and user interface. It explains how to operate the device, configure settings, and interpret dive data such as depth, air time remaining, and decompression limits.
Key sections include general features and displays, the interactive control console, operating mode structure, audible alarms, backlight and power supply settings, PC interface, and warranty information. Service and inspection records are also provided for authorized dealers.
Use the SET F GROUP (FOQ) menu to set the backlight level.
Select the SET F GROUP (FOQ) and use the Set FO2 option to adjust the oxygen fraction.