Ruijie RG-RSR20-X-28 Series, Руководство по установке и справочное руководство по оборудованию

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The power arrester is not provided and the user shall purchase it to address the practical requirement.
Precautions for installation:

Make sure that the PE terminal of the power arrester has been well-grounded;

After connecting the switch AC power plug to the socket of the power arrester (lightning protection socket),
lightning protection function implements if the RUN LED is Green and the ALARM LED is OFF.

If the ALARM LED on the power arrester is Red, you shall check what the reason is, poor grounding connection or
the reversed connection of the Null and Live lines: Use the multimeter to check the polarity of the power socket for
the arrester when the LED is Red, if the N line is on the left and the L line is on the right, the arrester PE terminal is
not grounded; if the L line is on the left and the N line is on the right, the polarity of the arrester power cable shall
be reversed; if the LED is still Red, it is confirmed that the arrester PE terminal has not been grounded.
Installing the Ethernet Port Arrester
During the switch usage, the Ethernet port arrester shall be connected to the switch to prevent the switch damage by
lightning before the outdoor network cable connects to the switch.
Tools: Cross or straight screwdriver, Multimeter, Diagonal pliers
Installation Steps:
1) Tear one side of the protection paper for the double-sided adhesive tape and paste the tape to the framework of
the Ethernet port arrester. Tear the other side of the protection paper for the double-sided adhesive tape and