Diagnostics
54
Edge Switch 2/12 Service Manual
Did changing the IP address of the switch solve the problem?
NO
YES
↓
The switch-to-EWS PC connection is restored and appears
operational. Exit MAP.
Failure of the switch Ethernet port is indicated. Replace the switch. Exit MAP.
MAP 0400: FRU Failure Analysis
This MAP describes fault isolation for the switch and FRUs. Failure indicators
include:
■
An event code recorded at the EWS Event Log.
■
The amber LED on the FRU illuminates.
■
A
Failed
message associated with a FRU at the EWS interface.
1
Was an event code 300, 301, 302, 426, 433, 440, 810, or 811 observed at the EWS
Event Log?
YES
NO
↓
Go to
step 3
.
2
lists event codes, brief explanations of the codes, and suggested actions to
isolate faults.
Table 7: MAP 400 Event Codes
Event
Code
Explanation
Action
300
Cooling fan propeller failed.
Go to
step 6
.
301
Cooling fan propeller failed.
Go to
step 6
.
302
Cooling fan propeller failed.
Go to
step 6
.
426
Multiple ECC single-bit errors occurred.
Go to
step 10
.
433
Non-recoverable Ethernet fault.
Go to
step 11
.
