NEC Express5800/320Ma Administrator's Manual page 108

Online Diagnostic Test Codes
D804
On the primary I/O element, initiate the Ethernet loopback test.
D805
On the primary I/O element, initiate the Ethernet interrupt test.
D806
On the primary I/O element, initiate the Ethernet BAR decoding test.
D807
On the primary I/O element, initiate the Ethernet CSMA/CD test.
D808
On the primary I/O element, initiate the Ethernet PHY OUI verification test.
D809
On the primary I/O element, initiate the Ethernet PROM checksum test.
D820
Test the Gigabit Ethernet interface to the PCI bus.
D821
On the primary I/O element, initiate the Gigabit Ethernet PHY OUI verification test.
D822
Test the Gigabit Ethernet loopback.
D823
Test the Gigabit Ethernet interrupt.
D824
Test the Gigabit Ethernet BAR decoding.
D825
On the primary I/O element, initiate the Gigabit Ethernet PROM checksum test.
D826
Test the interface to the Ethernet PHY identifier (function 1).
D827
Test the Ethernet interrupt (function 1).
B-8 Express5800/320Ma: System Administrator's Guide