Item
Control/
Feature
5
SAS activity
indicators
SC180 Expansion Enclosure Cooling Fan Module Features and Indicators
SC180 Expansion Enclosures include five cooling fan modules in five interface slots.
Figure 4. SC180 Expansion Enclosure Cooling Fan Module Features and Indicators
Item
Control/
Feature
1
Release latch
2
Module OK
3
Fan fault
About the SC180 Expansion Enclosure
Icon
Description
—
There are four SAS PHYs per SAS port.
•
Off: SAS PHY is not connected
•
Steady green: SAS PHY is connected, but no activity
•
Blinking green: SAS PHY is not connected plus
activity
Icon
Description
—
Press the release latch to remove the cooling fan module.
•
Green — Module is functioning properly
•
Amber — Loss of communication with the cooling fan
module, or reported fan speed is out of tolerance
11