9. When both ends of a SAS cable are correctly connected, the green link-LED
next to the connected SAS ports are lit.
For example, Figure 97 on page 100 shows the LEDs of expansion canister 1 on
a 2145-92F expansion enclosure. The SAS cable is successfully inserted in to
port 1 (input); port 2 (output) does not contain a SAS cable.
Figure 96. Example of SAS cables routed through the cable management arms
Chapter 4. Installing an optional 5U SAS expansion enclosure 99