How can I locate the fault if the indicator on the chassis header turns red on CE switches

Description
How can I locate the fault if the indicator on the chassis header turns red?
Solution
You can run the display system internal device led chassis chassis command to locate the fault.



The chassis chassis parameter takes effect only on a stacked switch.

<HUAWEI> system-view

[~HUAWEI] diagnose

[~HUAWEI-diagnose] display system internal device led

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Light Type   : PWR

Light Status : GREEN

Fault Reason : -

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Light Type   : FAN                    

Light Status : RED

Fault Reason : FAN slot 1, A fan module was removed.

               FAN slot 2, A fan module was removed.

               FAN slot 6, A fan module was removed.

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Light Type   : SFU

Light Status : GREEN

Fault Reason : -

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Light Type   : MPU

Light Status : GREEN

Fault Reason : -

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Other related questions:
What do the indicators on the CE12800 chassis header indicate
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