IBM FlashSystem 5000 Series, Quick Installation Manual

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Figure 61. 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 61 describes the values and meaning of each LED.
Table 33. Expansion canister and SAS port LEDs
Name
Color State Meaning
1 Canister fault Amber Off Normal operation.
On A fault was detected.
Flashing The expansion canister is being identified. A fault
might or might not be detected.
2 Canister
status
Green Off Canister is off.
On Normal operation.
Flashing A vital product data (VPD) error occurred.
3 Canister
power
Green Off Canister is off.
On Canister is receiving power.
4 and 6 SAS
link fault
Amber 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.
5 and 7 SAS
link operational
Green 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.
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 2072-92G, 2072-F92 expansion
enclosure is also applicable to the 2072-92G, 2072-F92 expansion enclosure.
Chapter 4. Installing the system hardware 61