Troubleshooting

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Table Of Contents

Dell Latitude 5520/E5520/E5520m Owner's Manual
Working on Your Computer
- Before Working Inside Your Computer
- Recommended Tools
- Turning Off Your Computer
- After Working Inside Your Computer
Battery
- Removing the Battery
- Installing the Battery
PC Card
- Removing the PC Card
- Installing the PC Card
Secure Digital (SD) Card
- Removing The Secure Digital (SD) Card
- Installing The Secure Digital (SD) Card
Subscriber Identity Module (SIM) Card
- Removing the Subscriber Identity Module (SIM) Card
- Installing the Subscriber Identity Module (SIM) Card
ExpressCard
- Removing the ExpressCard
- Installing the ExpressCard
Back Panel
- Removing the Back Panel
- Installing the Back Panel
Keyboard Trim
- Removing the Keyboard Trim
- Installing the Keyboard Trim
Keyboard
- Removing the Keyboard
- Installing the Keyboard
Optical Drive
- Removing the Optical Drive
- Installing the Optical Drive
Hard Drive
- Removing the Hard Drive
- Installing the Hard Drive
Wireless Local Area Network (WLAN) Card
- Removing the Wireless Local Area Network (WLAN) Card
- Installing The Wireless Local Area Network (WLAN) Card
Wireless Wide Area Network (WWAN) Card
- Removing the Wireless Wide Area Network (WWAN) Card
- Installing The Wireless Wide Area Network (WWAN) Card
Memory
- Removing the Memory Module
- Installing the Memory Module
CPU Door
- Removing the CPU Door
- Installing the CPU Door
Heat Sink
- Removing the Heat Sink
- Installing the Heat Sink
Processor
- Removing the Processor
- Installing the Processor
Palm Rest
- Removing the Palm Rest
- Installing the Palm Rest
ExpressCard/Smart Card/PCMCIA Module
- Removing the ExpressCard/Smart Card/PCMCIA Module
- Installing the ExpressCard/Smart Card/PCMCIA Module
Bluetooth Card
- Removing the Bluetooth Card
- Installing the Bluetooth Card
Display Assembly
- Removing the Display Assembly
- Installing the Display Assembly
Brackets
- Removing the Support Brackets
- Installing the Support Brackets
Modem Card
- Removing the Modem Card
- Installing the Modem Card
Audio Board
- Removing the Audio Board
- Installing the Audio Board
System Board
- Removing the System Board
- Installing the System Board
Coin-Cell Battery
- Removing the Coin-Cell Battery
- Installing the Coin-Cell Battery
Input/Output Panel
- Removing the Input/Output (I/O) Panel
- Installing the Input/Output (I/O) Panel
Power Connector
- Removing the Power Connector
- Installing the Power Connector
Modem Connector
- Removing the Modem Connector
- Installing the Modem Connector
Thermal Fan
- Removing the Thermal Fan
- Installing the Thermal Fan
Speaker
- Removing the Speakers
- Installing the Speakers
Display Bezel
- Removing the Display Bezel
- Installing the Display Bezel
Display Panel
- Removing the Display Panel
- Installing the Display Panel
Display Hinges
- Removing the Display Hinges
- Installing the Display Hinges
Camera
- Removing the Camera
- Installing the Camera
Specifications
- Technical Specifications
System Setup
- Overview
- Entering System Setup
- System Setup Options
Diagnostics
- Diagnostics
  - Device Status LightsBattery Status LightsBattery Charge and HealthKeyboard Status Lights
Contacting Dell
- Contacting Dell

Wireless Local Area Network (WLAN) Card

Removing the Wireless Local Area Network (WLAN) Card

1. Follow the procedures in Before Working On Your Computer.

2. Remove the battery.

3. Remove the back panel.

4. Disconnect the antenna cables from the WLAN card.

5. Remove the screw that secures the WLAN card to system board.

6. Remove the WLAN card.