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M7i Chassis Grounding, Connection, and Cable Specifications


To ground a router, connect a grounding cable to earth ground and then attach it to the chassis grounding point on the rear of the chassis.

Table 1 summarizes the specifications for the groundingcable, which you must supply.

Table 1: Grounding Cable Specifications

Quantity and Specification

Maximum Equal Length

One 14-AWG (2.08 mm2) single-strand-count wire cable


Figure 1 shows the location of the grounding point on the upper left side of the M7i router above the power supplies.


Before router installation begins, a licensed electrician must attach a cable lug to the grounding cable that you supply. A cable with an incorrectly attached lug can damage the router.

Figure 1: Grounding Cable Connection
Grounding Cable Connection