Dell Inspiron 11z-1121 Fan Replacement

Slide the latches outward to release the battery.

Pull the battery outward to remove.

Unscrew three black 1mm screws using the PH1 Phillips-head screwdriver on the bottom of the laptop around the battery.

Flip the laptop over and open it to expose the keyboard.

Use a plastic opening tool to pry up the keyboard, starting in the upper corner and working your way around.

Lift the keyboard to expose the ribbon attaching the keyboard to the laptop.

Flip up the black retaining flap on the ZIF connector and then pull the ribbon cable away.

Remove the keyboard from the laptop.

Start by prying the outer casing of the laptop using the plastic opening tool. Start from the bottom and work your way around the edges.

Remove the outer casing to expose the motherboard.

Remove five .75 mm screws using a PH1 screwdriver.

Remove wireless wide area network (WWAN) card by sliding it out of position.

Unscrew the two 0.9 mm screws that are holding down the screen.

Lift the screen up and towards yourself to detach the screen from the laptop.

Lay the screen down and pry the left corner of the plastic casing that is located behind the screen.

While holding screen, remove the motherboard by wiggling it around and pulling outwards.

Unscrew the two black 0.5 mm screws holding the fan in place.

Remove the fan by gently lifting the component upwards.