Dell 5520, E5520, E5520M

11. Disconnect the power LED cable.

12. Disconnect the touchpad cable.

13. Disconnect the power-button cable.

14. Disconnect the fingerprint cable.

Contents

Main Page Contents Page Page Page Working on Your Computer Before Working Inside Your Computer Recommended Tools Turning Off Your Computer After Working Inside Your Computer Page Battery Removing the Battery Installing the Battery Page PC Card Removing the PC Card Page Secure Digital (SD) Card Page Subscriber Identity Module (SIM) Card Removing the Subscriber Identity Module (SIM) Card Installing the Subscriber Identity Module (SIM) Card Page ExpressCard Page Back Panel Removing the Back Panel Installing the Back Panel Page Keyboard Trim Removing the Keyboard Trim Page Keyboard Removing the Keyboard Page Installing the Keyboard Page 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 Page CPU Door Removing the CPU Door Installing the CPU Door Page Heat Sink Removing the Heat Sink Installing the Heat Sink Page Processor Removing the Processor Installing the Processor Page Palm Rest Removing the Palm Rest Page Installing the Palm Rest Page 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 Page Installing the Display Assembly Page Brackets Removing the Support Brackets Page Installing the Support Brackets Page 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 Page Installing the System Board Page Coin-Cell Battery Removing the Coin-Cell Battery Installing the Coin-Cell Battery Page 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 Page Thermal Fan Removing the Thermal Fan Installing the Thermal Fan Page Page Speaker Removing the Speakers Installing the Speakers Page Page 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 Page Installing the Display Hinges Page Camera Removing the Camera Installing the Camera Specifications Technical Specifications Page Page Page Page Page System Setup Overview Entering System Setup System Setup Options Page Page Page Page Page Page Page Diagnostics Diagnostics Device Status Lights Battery Status Lights Battery Charge and Health Page Contacting Dell Contacting Dell