Sun Microsystems V890, V880 manual Http//docs.sun.com

Troubleshooting

Command name	Description
ide@1	Tests the IDE controller.
i2c@1,2e	Tests the devices monitored by the I2C environmental
	monitoring bus (temperature sensors, fans, power supplies,
i2c@1,30
	system fault LEDs, thermal fault LEDs, and front panel key
	switch).
i2c@1,50002e
i2c@1,500030
keyboard@x	Tests the USB keyboard.
network@x,x	Tests the ethernet ports, including internal and external
	loopback tests.
pmc@1,300700	Tests the registers of the power management controller.
rsc-control@1,3062f8	Tests RSC hardware, including RSC serial and Ethernet ports.
rtc@1,300700	Tests the registers of the real-time clock and then tests the
	interrupt rates.
scsi@1	Tests the on-board SCSI controller and SCSI bus subsystem for
	internal removable media devices. Checks associated registers
	and performs a DMA transfer.
serial@1,400000	Tests all possible data rates supported by the ttya and ttyb serial
	lines and performs an internal and external loopback test on
	each line at each speed.
USB@1,3	Tests the writable registers of the USB open host controller.
exit	Exits from the OpenBoot diagnostics.

Additional references: See Sun OpenBoot 4.x Command Reference Manual at the following Sun documentation Web site for more information:

http://docs.sun.com

174 Avaya CMS Sun Fire V880/V890 Installation, Maintenance, and Troubleshooting May 2006