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Figure 59. LEDs on the back of the expansion enclosure
The expansion enclosure has four fans. Each fan has one LED; for example, Figure 59 on page 69 shows
the location of the LED (
fault is detected, the amber LED is lit.
As Figure 59 on page 69 also shows, the expansion enclosure contains two expansion canisters. Each
expansion canister contains its own set of LEDs, as shown in Figure 60 on page 69. The LEDs provide
status information about the expansion canister itself and the SAS connections.
Figure 60. LEDs on the back of the expansion canister
1
Canister fault
2
Canister status
3
Canister power
4
and
6
SAS link fault
5
and
7
SAS link operational
8
Canister release handles
Table 22 on page 69 describes the values and meaning of each LED.
Table 22. Expansion canister and SAS port LEDs
Name
Color
1
Canister fault
Amber
2
Canister status
Green
5
) for fan number four. When a fan is operating normally, the LED is not lit. If a
State
Off
On
Flashing
Off
On
Flashing
Meaning
Normal operation.
A fault was detected.
The expansion canister is being identified.
A fault might or might not be detected.
Canister is off.
Normal operation.
A vital product data (VPD) error occurred.
Chapter 5. Installing Model 092 expansion enclosure 69
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