Chapter 5: Installing the AT-SBx81CFC400 Controller and Ethernet Line Cards

Caution

Keep the card level with the chassis as you slide it into the slot. You might damage the components on the top or bottom of the card if you slide it in at an angle. Refer to Figure 65 on page 111.

Caution

Do not force the card into the slot. If you feel resistance, remove the card and try again. Be sure that the edges of the card are properly aligned with the card guides.

6.When you feel the line card make contact with the connector on the backplane of the chassis, gently press on both sides of the faceplate to seat the card on the connector. Refer to Figure 76.

Figure 76. Seating an Ethernet Line Card on the Backplane Connector

7.Finger tighten the two thumbscrews on each side of the line card to secure it to the chassis, as shown in Figure 77 on page 121.

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