051: Board RAM failed the memory test.
Source: NE1000-NW.LAN, NE2-NW.LAN, NE2000-NW.LAN, NE3200-NW.LAN
Possible Cause: The memory test on the network board's internal static RAM failed.
Action: Make sure the I/O port settings on the network board match the I/O port settings in the AUTOEXEC.NCF file. If the settings match, replace the network board.