Install the 3COIDB CardQuick Install Guide – SL2100 with Analogue Trunks rev 1.1 10Removing the Plastic KnockoutsKSU slot knockoutsUse small cutters with a flush cutting jaw, ensure the flush side of the cutter is towards the front panel of theKSU.Remove the connection points in the order shown:1. Cut the two end points2. Cut the two points closest to the outer edge of the KSU3. Push the knockout slightly in at the outer edge (do not snap off the remaining points)4. Cut the two remaining points closest to the inner edge of the KSURemove any sharp edges with a utility knifeCard knockoutsUse small cutters with a flush cutting jaw, ensure the flush side of the cutter is towards the front panel of thecard.Cut the three connection points for each left/right knockout depending in the trunk daughter card being installedRemove any sharp edges with a utility knife112 24 43 - pushEnsure the flush side of thecutter is towards the frontpanel of the KSUEnsure the flush side of thecutter is towards the frontpanel of the card