10
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 6.
Figure 6 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.
Figure 7 Removing the SIM card socket cover
2. Push the SIM card holder in the direction marked "OPEN" so the holder projects upwards.
3. Insert the SIM card along the slide rails to the holder.
4. Put down the holder and push the holder in the direction marked "LOCK" to lock the card in
position.
