Power Converter - Mitel 3300 ICP Technician's Handbook

3300 ICP Technician's Handbook – Release 3.2
8. If the potential is greater than 1 VAC, recheck the ground
connections and repeat the measure.
9. If the reading still exceeds 1 VAC, the building ground is
unacceptable. Connect the protective earth wire to a new
building ground and repeat the steps 7 through 9 until you have
an acceptable AC potential. WARNING: Do not continue until
you have a potential of 1 VAC or less between the building
ground and the protective earth ground stud. Otherwise,
personal injury and/or equipment damage may result.
10. Reconnect the protective earth wire to the protective earth
ground stud and attach the anti-static wrist strap to your wrist.
11. Slide the installed circuit cards back into contact with the
cabinet backplane. Ensure that each card is fully inserted in its
slot.

Power Converter

To install an AC power converter:
WARNING: Danger to personnel and/or equipment damage
could result if the cabinet is not powered off during installation
of the AC power converter.
1. At the rear of the cabinet, remove the two screws that fasten
the internal AC power cord access cover plate to the backplane,
and remove the cover plate (see figure).
2. Ensure that the switch on the power converter faceplate is set
to off (0).
3. Install the power converter in slots 13 through 15.
4. Plug the internal AC power cord from the power distribution unit
(PDU) into the power converter through the access cutout in the
backplane.
5. Replace the internal AC power cord access cover plate over the
access cutout in the backplane, and replace the two screws.
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