M A G M A
The following additional steps might also help when the above troubleshooting steps fail to resolve your problem:
1.Shut down the computer followed by the Magma expansion chassis
2.Remove the PCIe card displaying a problem
3.Replace the “problem card” with a simple PCIe card, such as an Ethernet card that has drivers built into the operating system. (Using this “type of card” will avoid any future questions about drivers possibly being installed incorrectly.)
4.Turn on the Magma expansion chassis, and then turn on the computer.
Windows
5.Next, open the Device Manager (View by Connection selection).
If the 
is gone, the problem is with the 3PrdP Party PCIe card or the card drivers. You should go to the Windows Error Codes section of this chapter to learn how to troubleshoot using error codes.
If the 
is still visible, the problem may be with the Magma expansion system. Please contact Magma Technical Support for further guidance and/or a replacement product.
MAC
5.Next, open the Apple System Profiler and the 3rdPP Party PCIe card(s) should now be visible.
RedHat9 Linux
5. Using the lspci command, verify that the PCIe card is visible.
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