Chapter 4 Operation of the Server 4-29
Note – (1) Also called uplink cards. They are mounted on I/O boards.
TABLE 4-5 External I/O Expansion Unit Administration
Item Description Shell Command Remarks
Display list Displays a list of External I/O Expansion
Units and downlink cards. The following is
displayed:
• Set External I/O Expansion Unit numbers
and downlink card paths
• Exernal I/O Expansion Units, I/O boards,
link cards (Note 1), downlink cards, power
supply unit types, firmware versions, serial
numbers, part numbers, and states
ioxadm External I/O Expansion
Unit numbers are set in two
ways: specifying last four
digits of serial numbers
such as iox@nnnn, and
specifying instance
numbers such as ioxn.
Display
environment
information
Displays the status of the environment of the
specified External I/O Expansion Unit or
downlink card as sensor measurement values.
The following is displayed:
• Current (A)
• Voltage (V)
• Fan speed (RPM)
• Temperature (C)
• LED state
ioxadm Also, the preciseness is
displayed together with the
sensor measurement
values.
Display/set
locator LED
(Note 2)
Displays and sets the locator LED state for
individual components in the specified
External I/O Expansion Unit.
Each locator LED is in one of the following
states:
• Blinking
• Lit
•Off
Any of the following locator LED states can be
set:
• Enabled (on)
• Disabled (off)
ioxadm Only one locator LED can
be enabled or disabled at a
time in an External I/O
Expansion Unit.
Power on/off Turns on or off power to the specified I/O
board or power supply unit.
Note: To forcibly disconnect an IO board
belonging to a domain, use the -f option.
ioxadm Even after the power
switch is set to off, LEDs
and fans continue
operating as long as they
are supplied with power.