NEC Express5800/320Ma User Manual page 90

Online Diagnostic Test Codes
D900
Test the fault tolerant switch-to-PXH interface.
D901
Test the PXH PCI-X interface.
D902
Perform error checking on the PXH HPC controller.
D910
Test the PCI-X-to-PCI bridge interface.
D920
Perform a sanity test on the PXH hot-plug controller.
D921
Test the PXH hot-plug controller interrupt.
D922
Test PXH hot-plug controller slot power.
DC00
Test PCI-card ASIC interface in the BIOS boot-block.
DC04
Test the PCI bus interface.
DC06
On the primary I/O element, log early boot block errors.
DC50
Test the ISA bus.
A-28 Express5800/320Ma: Virtual Technician Module User's Guide