CAUTION: 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.
CAUTION: To avoid damage to the WWAN card, ensure the cables are not under the card when you click the card into place.
CAUTION: The words WWAN/FCM are
1.Slide the WWAN card into the connector.
2.Press the card down to the alignment post and hold in position.
3.Replace the M2 x 3 screw.
4.Connect the white antenna cable to the connector labeled "main" (white triangle), and connect the black antenna cable to the connector labeled "aux" (black triangle).
5.Replace the bottom of the base assembly (see Removing the Bottom of the Base Assembly).