Galaxy A16F-R2431 Installation and Hardware Reference Manual
1-14
Subsystem
Monitoring
NOTE:
There are two values set for the upper temperature thresholds. One
is set for event notification and the other triggering higher fan
rotation speed. The preset value for event notification can be
changed using the firmware-embedded configuration utility, while
the fan speed trigger is not a user’s option. Please refer to the
Firmware Operation Manual for the options with event notification
values.
Cooling module specifications are listed in Appendix A.
1.4 Subsystem
Monitoring
The subsystem comes with a number of different monitoring approaches
that provide you with continual updates on the status of the subsystem and
individual components. The following monitoring features are provided
with the subsystem.
1.4.1 I
2
C bus
The following subsystem elements are interfaced to the RAID controller
over a non-user-serviceable I
2
C serial bus:
PSUs
Cooling modules
Temperature sensors (for the RAID controller board and
backplane board)
Module presence detection circuits
1.4.2 LED
Indicators
The following active components come with LEDs to indicate the status of
individual components. Please refer to
Chapter 4
for more information on
System Monitoring.
•
LCD keypad panel (3 LEDs)
•
Drive trays (2 LEDs on each tray)
•
RAID controllers, each module has
−
8 FC port Link and Speed LEDs
