Dell Precision M2300 Service Manual page 26

1. Follow the procedures in Before You
2. Remove the hinge cover (see
3. Remove the keyboard (see Removing the
1 Mobile Broadband network card
NOTICE: To prevent damage to the connector, do not use tools to release the securing tabs.
4. If a Mobile Broadband network card is not already installed, go to
card:
a. Disconnect the antenna cables from the Mobile Broadband network card.
NOTE: The Mobile Broadband network card may have two or three antenna connectors, depending on the type of card you have.
1 Mobile Broadband network card
b. Release the card by pushing the metal securing tabs away from the card until the card pops up slightly.
c. Slide the card at a 45-degree angle out of its connector.
NOTICE: The connectors are keyed to ensure correct insertion. If you feel resistance, check the connectors and realign the card.
NOTE: Do not insert a WLAN card into the Mobile Broadband network card connector.
5. To install a Mobile Broadband network card:
a. Move any antenna cables out of the way to make space for the Mobile Broadband network card.
NOTICE: To avoid damaging the Mobile Broadband network card, never place cables on top of or under the card and ensure that you route the cables
properly.
Begin.
Hinge Cover).
Keyboard).
2 antenna cables (2)
2 metal securing tabs (2)
step 5. If you are replacing a Mobile Broadband network card, remove the existing