- Notes, cautions, and warnings
- Working inside your computer
- Removing and installing components
- Recommended tools
- Screw list
- Major components of Inspiron 14 5409
- Base cover
- Battery
- Memory module
- Solid-state drive—M.2 slot one
- Solid-state drive—M.2 slot two
- Removing the M.2 2230 solid-state drive from M.2 slot two
- Installing the M.2 2230 solid-state drive in M.2 slot two
- Removing the M.2 2280 solid-state drive/Intel Optane storage from M.2 slot two
- Installing the M.2 2280 solid-state drive/Intel Optane storage in M.2 slot two
- Installing the solid-state drive bracket
- WLAN card
- Fan
- Coin-cell battery
- Power-adapter port
- Display assembly
- I/O board
- Touchpad
- Speakers
- Heat sink
- Power button with optional fingerprint reader
- System board
- Palm-rest and keyboard assembly
- Drivers and downloads
- System setup
- Troubleshooting
- Handling swollen Lithium-ion batteries
- Locate the Service Tag or Express Service Code of your Dell computer
- SupportAssist diagnostics
- Built-in self-test (BIST)
- Recovering the operating system
- System diagnostic lights
- Enabling Intel Optane memory
- Disabling Intel Optane memory
- WiFi power cycle
- Drain residual flea power (perform hard reset)
- Getting help and contacting Dell
Inspiron 14 5409 Service Manual
Installing the heat sink (for integrated GPU)
Prerequisites
If you are replacing a component, remove the existing component before performing the installation procedure.
About this task
CAUTION Incorrect alignment of the heat sink can damage the system board and processor.
NOTE If either the system board or the heat sink is replaced, use the thermal pad or thermal paste provided in the kit to ensure that the thermal conductivity is achieved.
The following image indicates the location of the heat sink and provides a visual representation of the installation procedure.
Steps
- Place the heat sink on the system board and align the screw holes on the heat sink with the screw holes on the system board.
- In sequential order (1>2>3>4), tighten the four captive screws (M2x5.85) that secure the heat sink to the system board.
NOTE The number of screws varies depending on the configuration ordered.
Next steps
- Install the base cover.
- Follow the procedure in After working inside your computer.
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