Diagnostics

Was a corrective action performed?

NO YES

↓Go to step 1.

12

Verify operation of the Ethernet hub or hubs. Inspect each hub for indications of being powered on, such as:

•Green Power LED illuminated.

•Green Status LEDs illuminated. Is a hub failure indicated?

YES NO

↓Go to step 14.

13

Replace the Ethernet hub. Refer to the supporting documentation shipped with the hub for instructions.

Did hub replacement solve the problem?

NO YES

↓The switch-to-HAFM server connection is restored and appears operational. A switch Ethernet port failure is indicated. Go to step 29.

14

A problem with another LAN-attached device is indicated.

•If the problem is associated with another switch or HAFM server, go to "MAP 0000: Start MAP" on page 2-7to isolate the problem for that device.

•If the problem is associated with an unrelated device, notify the customer and have the system administrator correct the problem.

Did repair of an unrelated LAN-attached device solve the problem?

NO YES

↓The switch-to-HAFM server connection is restored and appears operational. A switch Ethernet port failure is indicated. Go to step 29.