With the Link Fault Pass Through function enabled (optional with switch LFP), TP port and FX port of the same converter will inform each other the fault link status so that when one side of the link fails, the other side will force the link to shut down as soon as noticed. The procedure will be illustrated as shown below.
If link fail happens on TP port (A), the FX port (A) sends
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| Link LED |
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Device A | Off |
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Device B | Off |
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| FX_LFP | FX_Link/Act | TP_Link/Act |
Converter A | On | Off | Off |
Converter B | On | Off | Off |
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