▌1▐ Link LEDs
▌2▐ Fault LEDs
The following table lists the states and meanings for these LEDs.
Table 7. States and meanings for SAS LEDs
Name Color State Meaning
Link Green Off No link connection on any lane.
On A connection exists on at least one
lane.
Fault Amber Off No fault. All four physical links have
a link connection.
On One of the following error conditions
occurred:
v 1, 2, or 3 lanes are connected, but
not all 4.
v Not all 4 lanes are running at the
same speed.
v Not all 4 all lanes are connected to
the same remote port.
v An unsupported device is
connected to the port.
AC, DC, and power-supply error LEDs
The AC, DC, and power-supply error LEDs indicate whether the node is receiving
electrical current.
The following figure shows the location of the SAN Volume Controller 2145-SV1
AC, DC, and power-supply error LEDs.
Figure 5. SAS port LEDs
8 SAN Volume Controller: Model 2145-SV1 Hardware Installation Guide
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