Replacing A Wwan Card; Removing A Wpan Card; Replacing A Wpan Card - Dell Inspiron 1521 Owner's Manual

1 metal securing tabs (2)

Replacing a WWAN Card

NOTICE: The connectors are keyed to ensure correct insertion. If you feel resistance, check the connectors on the card and on the system board, and
realign the card.
NOTICE: To avoid damage to the WWAN card, never place cables under the card.
1. Insert the WWAN card connector into the system board connector labeled "WWAN" at a 45-degree angle.
2. Press the other end of the WWAN card down into the securing tabs until the card clicks into place.
3. Connect the black antenna cable with a gray stripe to the connector labeled "aux" (black triangle) and connect the white antenna cable with a gray
stripe to the connector labeled "main" (white triangle).
4. Secure unused antenna cables in the protective mylar sleeve.
5. Replace the cover and tighten the captive screws.

Removing a WPAN Card

1. Follow the procedures in Before You
2. Turn the computer over.
3. Loosen the captive screws on the cover of the Mini Card compartment and remove the cover.
1 captive screws (2)
4. Disconnect the blue antenna cable from the WPAN card.
5. Release the WPAN card by pushing the metal securing tabs toward the back of the computer until the card pops up slightly.
6. Lift the WPAN card out of its system board connector.

Replacing a WPAN Card

NOTICE: The connectors are keyed to ensure correct insertion. If you feel resistance, check the connectors on the card and on the system board, and
realign the card.
NOTICE: To avoid damage to the WPAN card, never place cables under the card.
1. Insert the WPAN card connector into the system board connector labeled "WPAN" at a 45-degree angle.
2. Press the other end of the WPAN card down into the securing tabs until the card clicks into place.
2 WWAN card
Begin.
2 cover