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Figure 4 Connecting the grounding cable to the router
Grounding the router to a buried grounding conductor
If the installation site has no grounding strips but offers the option of grounding to earth, hammer a
0.5 m (1.64 ft) or longer angle iron or steel tube into the earth to serve as a grounding conductor, as
shown in Figure 5.
Fi
gure 5 Grounding to a conductor buried in the earth
Installing a SIM card
1. Use a screwdriver to loosen the screws of the SIM card socket cover on the bottom of the
chassis and remove the cover.
批注 [zn1]: 接地孔：Grounding
hole. 接地孔连接螺钉：Grounding
screw
批注 [zn2]: 大地: Earth.
接地体：Grounding conductor
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