Replacing the FCM

NOTICE: Install the FCM in the WWAN or WPAN slot. Do not install an FCM in the WLAN card slot. Doing so may cause damage to your computer.

1Insert the FCM connector at a 45-degree angle into the system board connector labeled "FCM".

2Press the other end of the FCM down into the slot on the system board until the card clicks into place.

3Replace the M2 x 3-mm screw.

Internal Card With Bluetooth® Wireless Technology

CAUTION: Before you begin any of the procedures in this section, follow the safety instructions in the Product Information Guide.

NOTICE: To avoid electrostatic discharge, ground yourself by using a wrist grounding strap or by periodically touching an unpainted metal surface (such as a connector on the back of the computer).

NOTICE: To help prevent damage to the system board, you must remove the battery from the battery bay before you begin working inside the computer.

If you ordered a card with Bluetooth Wireless Technology with your computer, it is already installed.

Removing the Card

1Follow the procedures in "Before You Begin" on page 127.

2Remove the hinge covers and center control cover (see "Hinge Covers and Center Control Cover" on page 132).

3Disconnect the cable on the card to remove the card from the computer.

Adding and Replacing Parts

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Dell RW491 owner manual Internal Card With Bluetooth Wireless Technology, Replacing the FCM, Removing the Card, 151