Compaq AlphaServer ES45 Service Manual page 106

Table 4–1 Summary of Diagnostic and Related Commands
(Continued)
Command Function
php_button_test Tests the attention switch of each hot-plug slot on a
specified I/O hose. The user is prompted to press the
attention switch for each slot that has a blinking green
LED. The user has 10 seconds to press the switch before
the test declares a failure and moves onto the next slot.
scsi_poll Controls whether or not a particular SCSI device driver
polls for devices on the bus when the driver is started.
This device is supported by some, but not all, console SCSI
device drivers.
scsi_reset Controls whether or not a particular SCSI device driver
resets the SCSI bus when the driver is started. This EV is
supported by some, but not all, console SCSI device
drivers.
Sets the system serial number, which is then propagated
set sys_serial_
to all FRUs that have EEPROMs.
num
sys_com1_rmc Enables/disables internal COM1 access to the RMC.
show error Reports errors logged in the FRU EEPROMs.
show fru Displays information about field replaceable units (FRUs),
including CPUs, memory DIMMs, and PCI cards.
show_status Displays the progress of diagnostic tests. Reports one line
of information for each executing diagnostic.
sys_exer
Exercises the devices displayed with the show config
command.
sys_exer -lb Runs console loopback tests for the COM2 serial port and
the parallel port during the sys_exer test sequence.
4-4 ES45 Service Guide
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