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edge switch 2/16 service manual 2–45
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 2-7 to 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.