Next steps
1. Disconnect the battery cable.
2. Replace the base cover.
3. Replace the SD memory card.
4. Follow the procedure in after working inside your computer.
WWAN card
Removing the WWAN card
Prerequisites
1. Follow the procedure in before working inside your computer
2. Remove the SD memory card
3. Remove the
SIM card.
4. Remove the base cover
5. Disconnect the battery
cable.
Steps
1. Remove the single (M2x3) screw that secures the WWAN card bracket to the WWAN card [1].
2. Slide and remove the WWAN card bracket that secures the WWAN cables [2].
3. Disconnect the WWAN cables from the connectors on the WWAN card [3].
4. Lift the WWAN card away from the connector on the WWAN daughterboard [4].
40 Removing and installing components
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