Service Manual
Table Of Contents
- Inspiron 15 5509 Service Manual
- Contents
- Working inside your computer
- Removing and installing components
- Recommended tools
- Screw list
- Major components of Inspiron 15 5509
- Base cover
- Battery
- Memory module
- Solid-state drive—M.2 slot one
- Solid-state drive—M.2 slot two
- Wireless card
- Fan
- Coin-cell battery
- Heat sink
- Display assembly
- Power-adapter port
- Speakers
- Power button with optional fingerprint reader
- Touchpad
- I/O board
- System board
- Palm-rest and keyboard assembly
- Drivers and downloads
- System setup
- Troubleshooting
- Getting help and contacting Dell
I/O board
Removing the I/O board
Prerequisites
1. Follow the procedure in Before working inside your computer.
2. Remove the base cover.
3. Remove the coin-cell battery.
4. Remove the display assembly.
About this task
The figure indicates the location of the I/O board and provides a visual representation of the removal procedure.
Steps
1. Peel off the tape that secures the I/O-board cable to the I/O board.
2. Open the latch and disconnect the I/O-board cable from the I/O board.
3. Open the latch and disconnect the fingerprint-reader cable from the I/O board.
4. Remove the screw (M2x2) and the screw (M2x3) that secure the I/O board to the palm-rest and keyboard assembly.
5. Lift the I/O board off the palm-rest and keyboard assembly.
Installing the I/O board
Prerequisites
If you are replacing a component, remove the existing component before performing the installation procedure.
About this task
The figure indicates the location of the I/O board and provides a visual representation of the installation procedure.
54
Removing and installing components