Black Box HS403A Manual page 6

HS403A, HS404A 6/27/00 1:01 PM Page 5
CDC NOTICE
give the telecommunications company cause to request
the user to disconnect the equipment.
Users should ensure for their own protection that the electrical
ground connections of the power utility, telephone lines, and
internal metallic water pipe system, if present, are connected
together. This precaution may be particularly important in
rural areas.
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