Grounding The Router With A Grounding Conductor Buried In The Earth Ground; Installing A Standard 3G Sim Card - H3C MSR 930 Installation Manual

Grounding the router with a grounding conductor buried in
the earth ground
If the installation site does not have any grounding strips, but earth ground is available, hammer a
0.5 m (1.64 ft) or longer angle iron or steel tube into the earth to serve as a grounding conductor.
See Figure
Figure 8 Grounding the router with a conductor buried in the earth ground
Earth
Grouding
conductor

Installing a standard 3G SIM card

CAUTION:
To avoid damage to the holder, do not use extra force when installing the 3G SIM card.
Standard 3G SIM cards do not support hot swapping.
Select 3G SIM cards based on the router model:
•
GU model—WCDMA/GSM SIM card
•
GT model—CDMA2000 SIM card
•
DG model—CDMA2000 SIM card for SIM1 slot and WCDMA/GSM SIM card for SIM2 slot.
To install a standard 3G SIM card:
1. Use a screwdriver to remove the screws on the 3G SIM card socket cover on the bottom of
the chassis, and remove the cover.
8.
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