Dell Latitude 3140 2 in 1 - M.2 Solid-State Drive

1. Align the notch on the WWAN card with the tab on the WWAN-card slot, then slide the card into the slot.
2. Connect the gray and white antenna cable to the M connector on the WWAN card, then connect the gray and black antenna
cable to the D/G connector on the WWAN card.
Table 2. Antenna-cable color scheme
Connectors on the WWAN card Antenna-cable color
M Gray and white
D/G Gray and black
3. Place the WWAN-card bracket over the card as illustrated.
4. Insert and tighten the single screw (M2x3) to secure the WWAN-card to the system board.
1. Install the palmrest and keyboard assembly.
2. Follow the procedure in after working inside your computer.
M.2 solid-state drive
Removing the solid-state drive
1. Follow the procedure in before working inside your computer.
2. Remove the palmrest and keyboard assembly.
NOTE: The following steps are for computers that are shipped with an M.2 solid-state drive (SSD).
The following images indicate the location of the SSD and provide a visual representation of the removal procedure.
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Removing and installing components