Performing Diagnostics
Running Loopback and Read/Write Buffer Diagnostic Tests
SN0054651-00 F 6-3
A
To flash the adapter port’s LED:
1. In the FC/CNA HBA tree, right-click an adapter port.
2. On the shortcut menu, click Flash Beacon.
The 2xxx adapter port's LED begins to flash.
To stop the LED from flashing:
1. In the FC/CNA HBA tree, right-click the adapter port.
2. On the shortcut menu, click Flash Beacon.
The 2xxx FC/CNA HBA port's LED stops flashing.
Preparing for the Loopback Test
Perform the steps in this section before running the loopback test.
To prepare to run the loopback test:
1. Modify the Connection Options setting (see “Modifying the Adapter
Settings Connection Options Setting” in the help system).
2. Attach a loopback connector to the FC connector on the adapter port (see
“Installing a Loopback Connector” on page 6-4).
Skip this step under the following conditions (an echo test will be run
instead):
You have a 2xxx adapter that is connected to the fabric through a
point-to-point connection (F_Port).
The adapter is connected to a switch.
Your operating system has one of the driver versions listed in
Table 6-1.
NOTE:
If you are using a Macintosh mouse (one button), press CTRL while
clicking on the tree.
NOTE:
The loopback test is disabled if you are using inbox drivers with SLES 10.0.