Owners Manual
Table Of Contents
- Latitude 5520 Service Manual
- Contents
- Working inside your computer
- Major components of your computer
- Removing and installing components
- Recommended tools
- Screw list
- Subscriber Identity Module (SIM) card
- Micro Secure Digital (SD) Card
- Base cover
- WLAN card
- WWAN card
- Solid-state drive
- Memory modules
- Battery
- Battery cable
- Assembly inner frame
- LED board
- System fan
- Heat sink
- Removing the heat sink (for computers shipped with integrated graphics card)
- Installing the heat sink (for computers shipped with integrated graphics card)
- Removing the heat sink (for computers shipped with discrete graphics card)
- Installing the heat sink (for computers shipped with discrete graphics card)
- Speakers
- System board
- Power-button board
- Smart card reader
- Keyboard assembly
- Keyboard bracket
- Display assembly
- Display bezel
- Display panel
- Camera/microphone module
- eDP/display cable
- Sensor board
- Display hinges
- Display back cover
- Dummy SIM-card slot filler
- Palm-rest assembly
- Software
- BIOS setup
- Troubleshooting
- Getting help and contacting Dell
Steps
1. Flip the system board and connect the coin-cell battery cable to the connector on the system board.
2. Flip over and slide the system board to make the USB Type-C connector to toe-in to the hinge saddle and align the screw
holes on the system board with the screw holes on the palm-rest assembly and keyboard assembly.
3. Replace the three screws (M2x3) to secure the system board to the palm-rest assembly and keyboard assembly.
4. Route the coin-cell battery cable through the routing guide on palm-rest assembly and adhere the coin-cell battery on the
palm-rest assembly.
5. Connect the finger print cable to the connector on the system board.
6. Connect the sensor-board cable to the connector on the system board and adhere the tape to secure the cable to the
system board.
7. Align and place the USB Type-C bracket on the system board.
8. Replace the three screws (M2x4) that secure the USB Type-C bracket to the system board.
9. Route the display and eDP cable through the routing guide on the system board.
10. Connect the eDP cable to the connector on the system board.
11. Connect the display cable to the connector on the system board.
12. Adhere the tape that secures the display cable to the system board.
13. Align the screw holes on the eDP cable bracket with the screw holes on the system board.
14. Replace the two screws (M2x3) that secure the eDP cable bracket to the system board.
15. Connect the USH board cable to the system board and close the latch to secure the cable to the system board.
16. Connect the LED board cable to the system board and close the latch to secure the cable to the system board.
17. Connect the clickpad cable to the system board and close the latch to secure the cable to the system board.
Next steps
1. Install the assembly inner frame.
2. Install the system fan.
3. Install the battery.
Removing and installing components
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