- Notes, cautions, and warnings
- Working on your computer
- Removing and installing components
- Recommended tools
- Screw list
- Major components of your system
- SIM card tray
- MicroSD card
- Base cover
- WWAN card
- Solid-state drive
- Speakers
- System board
- I/O daughter board power cable
- I/O daughter board
- Power button
- Power button with finger print reader (optional)
- Battery
- Smart card reader
- System board
- Display assembly
- Keyboard assembly
- Palmrest assembly
- Software
- System setup
- Troubleshooting
- Getting help and contacting Dell
Latitude 9520/Latitude 9520 2-in-1 Service Manual
Installing the WWAN card
Prerequisites
If you are replacing a component, remove the existing component before performing the installation procedure.
About this task
The following image indicates the location of the WWAN card and provides a visual representation of the installation procedure.
Steps
- Align the notch on the WWAN card with the tab on the WWAN-card slot.
NOTE: If any of the thermal pads located underneath the WWAN card are detached from the system board when removing the WWAN card from the system, adhere them back on the system board.
- Slide the WWAN card at an angle into the WWAN-card slot.
- Connect the antenna cables to the connectors on the WWAN card.
- Align and place the WWAN-card bracket on the system board and WWAN card.
- Push down on the WWAN card with the bracket and tighten the single captive screw.
- Align and place the WWAN-card shield, press to fit it firmly to cover the WWAN card.
Next steps
- Install the base cover.
- Install the SIM card tray.
- Install the microSD card.
- Follow the procedure in After working inside your computer.
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