Grounding the Cabinet
DSX-80/160 Hardware Manual
Installation
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27
Installation
Attaching the Ground Wire
There are three ground terminations on the KSU:
signal
,
earth
, and
PBX
. You
must
connect all three termi-
nations to a known good earth ground using 12 AWG stranded copper wire.
To attach the ground wires:
1.
Remove the lugs on the
earth
and
PBX
ground terminations.
2.
Crimp ring terminals as required onto two 12 AWG stranded copper ground wires.
3.
Install the ring terminals onto the
earth
and
PBX
ground terminations and
fi
rmly tighten.
4.
Connect the other end of the ground wires to a known good earth ground.
Figure 9: Attaching the Ground Wires
Important
You must connect your system to a known earth ground.
Important
Do not plug in the power cord or reinstall the right side panel
until all card installation and cabling are complete.
1093096 - 46
Earth Ground
Signal Ground
PBX Ground
To known good
earth ground.
DSX-80 4-Slot KSU Shown