3 Install the:
a Batteries
b Bottom chassis cover
4 Follow the procedure in After working inside your computer.
WWAN card
Removing the WWAN card
1 Follow the procedure in Before working inside your computer.
2 Remove the:
a Batteries
b Bottom chassis cover
3 Remove the single 'M2*3' screw [1], remove the metal bracket [2] on the WWAN card.
4 Disconnect the antennae cables and remove the WWAN card [4] out of the M.2 slot on the system board.
Installing the WWAN card
1 Install the WWAN card in the M.2 slot [1] on the system board and connect the antennae cables [2].
2 Secure the WWAN card using the metal bracket [3] and tighten the single M2.3 screw [4] securing the WWAN card to the system
board.
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Removing and installing components
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