- Notes, cautions, and warnings
- Working on your computer
- Disassembly and reassembly
- Recommended tools
- SD card
- Battery cover
- Battery
- Hard drive
- Hard drive cable connector
- Keyboard lattice and Keyboard
- Base cover
- SIM card
- Memory modules
- WWAN card
- WLAN card
- Solid State Drive
- Coin-cell battery
- Power connector port
- Palm rest
- Speaker
- Input-Output board
- Heat sink
- Graphics card
- System board
- Fingerprint reader
- Touchpad
- Display assembly
- Power switch board
- ExpressCard Reader
- USB board
- Display bezel
- Display panel
- Display bracket
- Display hinges
- eDP cable
- Camera
- Display cover
- Technology and components
- System specifications
- BIOS setup
- BIOS overview
- Entering BIOS setup program
- Navigation keys
- One time boot menu
- System setup options
- General screen options
- System Configuration screen options
- Video screen options
- Security screen options
- Secure Boot screen options
- Intel Software Guard Extensions screen options
- Performance screen options
- Power Management screen options
- POST Behavior screen options
- Manageability screen options
- Virtualization support screen options
- Wireless screen options
- Maintenance screen options
- System Log screen options
- Updating the BIOS
- System and setup password
- Clearing CMOS settings
- Clearing BIOS (System Setup) and System passwords
- Troubleshooting
- Handling swollen Lithium-ion batteries
- Enhanced Pre-Boot System Assessment — ePSA diagnostics
- Testing memory using ePSA
- Built-in self-test (BIST)
- Diagnostic LED
- Battery status lights
- Recovering the operating system
- Real Time Clock reset
- Backup media and recovery options
- WiFi power cycle
- Drain residual flea power (perform hard reset)
- Contacting Dell
Dell Precision 7520 Owner's Manual
Installing the WWAN card
NOTE Depending on the configuration
you choose, you may or may not have WWAN card.
- Slide the WWAN card to the WWAN card slot.
- Replace the M2.0x3.0 screw to secure the WWAN card to the computer.
- Route the antenna cables through the routing channels and connect them to the WWAN card.
- Install the:
- Follow the procedure in After working inside your computer.
Please provide ratings (1-5 stars).
Please provide ratings (1-5 stars).
Please provide ratings (1-5 stars).
Please select whether the article was helpful or not.
Comments cannot contain these special characters: <>()\