In this guide I explain how to disassemble a Dell Inspiron E1505 or Inspiron 6400 laptop and replace the cooling fan.
In my case the fan started making lots of noise. The fan mounted inside the case, so the whole unit has to be disassembled.
Make sure the computer is turned off before you start taking it apart.
Remove the battery.
Remove two screws securing the hard drive assembly and pull it out.
Remove two screws securing memory cover and remove the cover.
Remove all screws from the bottom.
Remove one screw securing the CD/DVD drive.
Push the drive from the laptop case with a screwdriver.
Pull the optical drive out.
Remove two screws securing display hinges on the back.
These screws are hidden under screw seals.
On the following 7 steps I’ll be removing the keyboard.
By the way, it’s not necessary to go through all previous steps in order to remove the keyboard. Simply follow steps 5-11.
Lift up the right side of the power button board cover with a screwdriver.
Remove the power button board cover.
Remove two screws securing the keyboard.
Lift up the keyboard and carefully separate it from the top cover.
Access the keyboard cable connector underneath.
Unlock the connector and remove the cable.
On the following picture the connector is shown in unlocked state.
Now you can remove the keyboard.
Disconnect the video cable connector from the motherboard. Remove one screw securing the video cable.
Disconnect two antenna cables from the wireless card.
Remove two screws securing display hinges.
Remove the display assembly.
By the way, here’s how to remove the screen.
Remove two screws securing the power button board.
Carefully lift up and disconnect the power button board from the motherboard.
Disconnect the lid close switch cable.
Disconnect the touch pad cable.
Remove one screw securing the top cover assembly.
On the following picture the touch pad connector shown in unlocked state.
Separate the top cover assembly from the laptop bottom.
Remove the top cover assembly.
The top cover has been removed.
Remove two screws securing the cooling fan.
Unplug the cooling fan cable from the motherboard.
Now you can remove the cooling fan and replace it with a new one.