Wwan-Karte; Removing The Wwan Card; Installing The Wwan Card - Dell Precision 7550 Serviceanleitung

2. Install the SD card.
3. Follow the procedure in

WWAN-Karte

Removing the WWAN card

Prerequisites
1. Follow the procedure in
2. Remove the SD card.
3. Remove the base cover.
About this task
The figure indicates the location of the WWAN card and provides a visual representation of the removal procedure.
Steps
1. Loosen the (M2x3) screw that secures the WWAN card bracket to the system board.
2. Lift the WWAN card bracket from the WWAN card.
3. Disconnect the antenna cables from the connector on the WWAN card.
4. Slide and remove the WWAN card from its slot on the system board.

Installing the WWAN card

Prerequisites
If you are replacing a component, remove the existing component before performing the installation procedure.
About this task
The figure indicates the location of the WWAN card and provides a visual representation of the installation procedure.
Steps
1. Align and slide the WWAN card to its slot on the system board.
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after working inside your computer.
before working inside your computer.