Installing An Emi/Air Dam Upgrade Kit; Air Dams On An Aviion Vme Card Cage - Data General AViiON Series Customer Documentation

Installing and Removing VME Option Boards
Cover plate over
empty slot
VME option board
connectors and
air dam
Floor stand
AViiON computer — rear view
Figure 3–4 Air Dams on an AViiON VME Card Cage

Installing an EMI/Air Dam Upgrade Kit

If your model AViiON system has the old EMI (ElectroMagnetic Interference) /air
dam system, you must install an EMI/air dam upgrade kit before you can add new
VME controller boards or replace existing boards with spares received from Data
General. Figure 3–5 shows both old and new air dams.
New EMI/air dam
Old EMI/air dam
Figure 3–5 Old–Style and New–Style EMI/Air Dams
3-4
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