3com DSA-3CV1100-02 User Manual
2
I
NSTALLING
THE
VCN A
CCESS
C
ONCENTRATOR
This chapter contains safety precautions, information needed for
installing the VCN AP punch-down block, and instructions on how to
mount, install, and connect the VCN AC.
installing the VCN AP punch-down block, and instructions on how to
mount, install, and connect the VCN AC.
This chapter includes the following topics:
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Safety Precautions
WARNING: Do not plug in, turn on or attempt to operate an obviously
damaged unit.
damaged unit.
CAUTION: All servicing should be undertaken ONLY by qualified service
personnel. there are no user serviceable parts inside the unit.
personnel. there are no user serviceable parts inside the unit.
WARNING: Be sure to unplug the power supply cord from the wall
socket BEFORE attempting to remove and/or replace the power supply.
socket BEFORE attempting to remove and/or replace the power supply.
CAUTION: Do not operate the unit in location where the maximum
ambient temperature exceeds 40 degrees C.
ambient temperature exceeds 40 degrees C.
CAUTION: Ensure that the chassis ventilation openings in the unit are
not obstructed.
not obstructed.