AIX making the identification light flash on a PCI card
When you need to check a cable on a PCI card or even replace a PCI card on an IBM Pseries running AIX it is helpful to identify the card by flashing the identification light on the card to distinguish it from the others.
First find the slot with the card in :-
lsslot -c pci
# Slot Description Device(s)
U7879.001.DQQQWTY-P1-C1 PCI-X capable, 64 bit, 133MHz slot fcs1
U7879.001.DQQQWTY-P1-C3 PCI-X capable, 64 bit, 133MHz slot ent0
U7879.001.DQQQWTY-P1-C4 PCI-X capable, 64 bit, 133MHz slot ent1
U7879.001.DQQQWTY-P1-C5 PCI-X capable, 64 bit, 133MHz slot fcs0
enter to continue
Scroll down to Identify and attention Indicators
Scroll down until you get to the slot of the PCi card then hit enter and you get
a + besides the slot, hit F7 and then you get an I , this means the
indicator light on the card is flashing, use F7 enter to toggle it on and off.