Interface Card OL* Support Guide

Appendix C
Advanced OL* Topics
Attention Button Actions
100
Attention Button Actions
On pressing the Attention Button, the system would generate the POWER_OFF event under the following
cases:
a. Slot is occupied, no drivers are attached,
AND
the AB event is an “NORMAL_REMOVAL” event.
b. Slot is occupied, drivers are attached to the slot, and the drivers are suspended,
AND
the AB event is an “NORMAL_REMOVAL” event.
c. The hotplugd daemon would also power off the slot, if you see the following message in the hotplugd log
file: “Dropping AB Event, received, while processing another event on the slot, slot
would be POWERED-OFF” ,
AND
the AB event is an “INSERTION_POWERED” event.