No-decompression Dive Mode The Quantum has a primary dive display and an alternate display that you can access with a press of a button. The buttons work as follows: 1. Pressing and holding B shows the alternate display. When the button is released, the computer switches back to the primary display. 2. To switch nitrox mixes, press and hold A for 3 to 4 seconds. Qje^3 Note: The mix cannot be changed if it will cause the PO2 to exceed 1.6 or if the mix is in its default setting (displayed as - -%). See page 37 for more information. 3. To activate the backlight, press any button. Pressing MODE will activate the backlight but not switch any displays. Primary Display (see figure 14) a. Current Depth: How deep you are at any moment during the dive. b. No-decompression limit (NDL): The amount of time you can stay at the current depth before requiring mandatory decompression stops. C. Dive Time: How long you have been below 5 feet (1.5 meters). d. PO2: The calculated PO2 based on depth and FO2. |