NEC Express5800/320Ma Administrator's Manual page 109

D828
Test the Ethernet loopback (function 1).
D830
Verify that reads and writes can be made to the PCI configuration space for the
video controller. Verify that reads and writes can be made to the memory-mapped
registers for the video controller.
D831
On the primary I/O element, fill the embedded video memory with a data pattern.
Verify the data pattern and perform binary inversion. Verify memory inversion.
D840
Test that reads and writes can be made to the PCI configuration space for the SATA
controller.
D841
On the primary I/O element, generate a SATA PHY interrupt.
D842
Verify that data can be sent between the SATA controller and a SATA disk.
D850
Perform error checking on the IDE controller
D851
Perform an internal diagnostics test on the IDE controller
D852
Perform an interrupt test on the IDE controller
D860
Perform error checking on the USB controller
D861
Perform an internal diagnostics test on the USB controller
D862
Perform an interrupt test on the USB controller
Online Diagnostic Test Codes
Online Diagnostic Codes B-9