Frig Front End Emergency Instructions

This page tells you what to do when you need a replacement PowerPC processor board for a Frig front end. Presumably, you are reading this because lightning has struck one of the Frig front end CPU cards or it has otherwise burnt-out or failed, and the primary Frig controls support engineer is not available.

Before proceeding with the replacement of the CPU card, here are some things you absolutely should have tried first (unless you see obvious signs of smoke, etc.):

If there is some obvious reason (e.g. smoke), or if you've tried the above type of things and you are convinced you need to replace the PowerPC VME card, then you need to follow these steps.