Nortel Networks BCM50 manual Closing the main unit case, To insert the new router card

Chapter 24 Replacing an internal component 201

Note: Do not force the cable.

The connector on the fan cable is designed to prevent the cable from being inserted backwards. If the cable does not insert properly, check that the raised edge on the fan cable connector faces the plastic tab on the header.

5Insert the hard disk. Refer to “To insert the new hard disk” on page 198.

6Continue to “To close the main unit case”.

To insert the new router card

1Attach one end of a grounding strap to your wrist and the other end to a grounded metal surface.

2With the back of the router card raised enough to clear the LED pipes, align the modular connectors on the router card with the corresponding holes in the bezel.

3Move the router card forward until the front edge of the card touches the bezel.

4Align the card connector on the router card with the connector on the Compact Services Card (CSC).

5Gently press down on the back of the router card to seat the router card in the connector on the CSC.

6Use the three screws you removed in the procedure “To remove the router card” on page 197 to secure the Router card to the CSC.

Caution: Use only the screws that were originally used to secure the Router card. Using other screws may interfere with proper installation.

7Continue to the next step, “To close the main unit case”.

Closing the main unit case

To close the main unit case

1Attach one end of a grounding strap to your wrist and the other end to a grounded metal surface.

2Place the top of the case on top of the main unit case. Make sure the side edges of the case are aligned and the front of the top is back about 1 cm (3/8 in.).

3Slide the top of the case forward until it clicks in place (see Figure 78 on page 202).

BCM50 Installation and Maintenance Guide