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Figure 66. 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 33 on page 63 describes the values and meaning of each LED.
Table 33. Expansion canister and SAS port LEDs
Name
Color
1
Canister fault
Amber
2
Canister
Green
status
3
Canister
Green
power
4
and
6
SAS
Amber
link fault
5
and
7
SAS
Green
link operational
Replaceable units: 5U expansion enclosure
On 5U expansion enclosures, all replaceable parts are customer-replaceable units (CRUs).
Note: All of the information that is listed in the following tables for the 2072-92F expansion enclosure is
also applicable to the 2072-92F expansion enclosure.
State
Meaning
Off
Normal operation.
On
A fault was detected.
Flashing
The expansion canister is being identified. A fault
might or might not be detected.
Off
Canister is off.
On
Normal operation.
Flashing
A vital product data (VPD) error occurred.
Off
Canister is off.
On
Canister is receiving power.
Off
No faults are detected. All four phys have a link
connection.
On
Several error conditions are possible:
• Only 1, 2, or 3 phys are connected, but not all 4.
• The phys are not operating at the same speed.
• All phys are not connected to the same remote port.
One or more of the connected lanes are attached to
a different address.
Off
No link connection on any lane. The connection is
down.
On
The SAS link is active. At least one of the four lanes is
connected.
Chapter 4. Installing the system hardware 63
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