The DiveCAN five pin connectors and the analogue four pin connectors are durable and reliable so long as a few steps are taken to care for them. To ensure the longest life and most reliable operation of DiveCAN connectors, please observe the following 
maintenance advice.

The latest update shows how to identify Petrel 3 units that have been reworked or built after the rework to comply with the service update.

Avoid these three situations to prevent unnecessary damage to any dive computer's depth sensor: cleaning, rinsing, or drying with high pressure, thermal stress, and chemical insult.

To improve the sealing performance and O-ring life span, the battery compartment O-ring gland design has been changed from a crushed gland to a rad...

Shearwater has a strong commitment to quality. In the year following the launch of the Petrel 1 dive computer, we received reports of divers who we...

If your dive computer is experiencing spontaneous resets, flickering, low battery life, or fluctuating battery levels, then this article will tell you how to fix this problem.

For those out there with this very enquiry, here is a step-by-step guide on how to determine if your unit is a Petrel or a Petrel 2 if you have a Stand Alone or Fischer

Watch this video on how to mount your NERD using this handy mounting too.