Technical data

Listing and Managing Server Hardware
Turning Attention Indicators (LEDs) On and Off
HP System Partitions Guide: Administration for nPartitions, rev 5.1 328
— Blink: The fruled -o -c # command blinks the attention
indicator for the specified cell (-c # ).
• I/O Chassis—Use fruled to blink or turn off HP Superdome I/O
chassis attention indicators.
Specify the I/O chassis using cabinet/bay/chassis notation
( #/#/# ).
— Turn Off: The fruled -f -i #/#/# command turns off the
attention indicator for the specified I/O chassis (-i #/#/# ). To
turn off all I/O chassis attention indicators use the
fruled -f -I command.
— Blink: The fruled -o -i #/#/# command blinks the attention
indicator for the specified I/O chassis (-i #/#/# ).
• Cabinet Numbers—Use fruled to blink or not-blink (keep lit) the
cabinet number LCD for an HP Superdome cabinet.
— Not-Blink: The fruled -f -b # command stops blinking (keeps it
lit) the cabinet number LCD for the specified cabinet (-b # ).
— Blink: The fruled -o -b # command blinks the cabinet number
LED for the specified cabinet (-b # ).
• PCI Card Slots—Use rad to turn on, off, or blink the attention
indicator for a PCI card slot.
Specify the PCI slot using cabinet-bay-chassis-slot ( #-#-#-# )
notation.
— Turn Off: The rad -f off slot command turns off the attention
indicator for the specified PCI card slot ( slot ).
— Blink: The rad -f attention slot command blinks the
attention indicator for the specified PCI card slot ( slot ).
— Turn On: The rad -f on slot command turns on the attention
indicator for the specified PCI card slot ( slot ).
For details see the fruled (1) manpage or the rad (1M) manpage.
The following example turns off and blinks various attention indicators
on an HP Superdome system, including cell, I/O chassis, PCI slot, and
cabinet LEDs.