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A.4 resources – Artesyn ATCA-7350 Installation and Use (September 2014) User Manual

Page 174

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Troubleshooting

ATCA-7350 Installation and Use (6806800G59G)

174

Diagnose the high speed part and then the low speed part.
From the alarm signal stream, the alarm of the high speed signal often causes the alarm of
the low speed signal. Therefore, remove the fault of the high speed part first.

Analyze the alarm of high level and then that of low level.
Analyze the alarm of high level, such as critical alarm or major alarm. Then, analyze the
alarm of low level, such as minor alarm or warning alarm.

A.4

Resources

You can use the following resources for troubleshooting:

LEDs
The ATCA-7350 suite provides the following LEDs:

Out of Service (OOS) LED

In Service (IS) LED

Attention (ATN) LED

Hotswap (H/S) LED

Hard Disk (HDD) LED

In addition, the external GE daughter card provides network port LEDs (for two Ethernet
interfaces). The external FC daughter card provides FC status LEDs (for two FC interfaces).
You can monitor the LEDs to diagnose the current status of the ATCA-7350 suite. For
details on the LEDs of the ATCA-7350 suite, see

LEDs

on page 76

.

Generating error codes and alarm signals
Error codes and alarm signals help you to further locate and remove the faults.