v Follow the suggested actions in the order in which they are listed in the Action column until the problem
is solved.
v See Chapter 3, “Parts listing, Type 7978 and 1913 server,” on page 89 to determine which components are
customer replaceable units (CRU) and which components are field replaceable units (FRU).
v If an action step is preceded by “(Trained service technician only),” that step must be performed only by a
trained service technician.
Error code Description Action
405-xxx-000 Failed Ethernet test on controller on the
system board.
1. Verify that Ethernet is not disabled in BIOS.
2. (Trained service technician only) Replace the
system board.
405-xxx-00n Failed Ethernet test on adapter in PCI slot
n.
Reseat the adapter in PCI slot n. Replace the
following components one at a time, in the order
shown, restarting the server each time:
1. Adapter in PCI slot n
2. (Trained service technician only) System board
405-xxx-a0n Failed Ethernet test on adapter in PCI slot
a.
1. For a = 0, (trained service technician only)
replace the system board.
2. For a > 0,
a. Reseat the adapter in PCI slot a.
b. Replace the adapter in PCI slot a.
Chapter 2. Diagnostics 75