Inspiron 7490 Service Manual

1. Follow the procedure in before working inside your computer.
2. Remove the base cover.
3. Remove the battery.
4. Remove the M.2 2280 solid-state drive/Intel Optane or M.2 2230 solid-state drive, whichever applicable.
5. Remove the display assembly.
6. Remove the fan (discrete graphics card) or fan (integrated graphics card), whichever applicable.
7. Remove the speakers.
8. Remove the heat sink (discrete graphics card) or heat sink (integrated graphics card), whichever applicable.
   NOTE The system board can be removed and installed together with the heat sink attached. This will simplify the system board removal and avoid breaking the thermal bond between the system board and heat sink.
9. Remove the I/O board.
10. Remove the power button with optional fingerprint reader.
11. Remove the system board.
12. Remove the keyboard.

The following image indicates the palmrest and provides a visual representation of the removal procedure.