STEP 1

Remove the laptop battery.
Remove modem cover, wireless card cover, memory cover and heat sink/cooling fan cover.
Remove one screw securing the DVD drive to the laptop. Slide the drive to the direction shown on the picture. Remove the DVD drive.

STEP 2

Disconnect both wireless card antennas from the wireless card. Whit cable - main connector, black cable - auxiliary connector.
Remove the wireless card.
Remove two screws securing the laptop modem. Lift up the modem to disconnect it from the motherboard. Unplug the cable from the side of the modem.
Remove both memory modules.

STEP 3

Remove three screws securing the cooling fans.
Unplug cooling fan cables from the motherboard.
Lift up and remove fans.

STEP 4

Release four screws on the heat sink.
Carefully lift up the heat sink.
Be careful, most likely the CPU will come out attached to the bottom of the heat sink.
Here's another guide for cleaning the heat sink.

STEP 5

Separate the CPU from the heat sink with a flathead screwdriver.
I would recommend to install the CPU back into the socket on the motherboard, to keep it safe.
Before you install the CPU do not forget to unlock the socket (there is a screw on the side of the socket).
After the CPU is installed, lock the socket.

STEP 6

Remove four screw from the metal hard dive shield.
Slide the shield down and remove it from the laptop.

STEP 7

Remove four screws securing the hard drive caddy.
Slide the hard drive down to disconnect it from the connector on the motherboard.
Lift up and remove the hard drive.