Galaxy Raid GHDX4 SAS<>SAS/SATA 12Bay
Installation / Hardware Reference Manual
4-12
WARNING!
If an alarm is triggered it is necessary for you to determine the
problem. If the audible alarm is ignored and the problem is not
rectified, unexpected damage may occur.
4.3.2
Alarm Triggers
If any of the following components fails, the audible alarm will be
triggered:
•
RAID controller
•
Cooling module
•
PSU
•
CBM
•
Hard disk drives
•
Sensors and presence detection circuits
4.3.3
I
2
The operating statuses of PSU and cooling fan modules are collected
through an I
C
2
C serial bus. If either of these modules fails, the failure
will be detected and you will be notified through the various methods
described above.