STEP 6. Release the keyboard cable. Remove the keyboard and replace it with a new one if needed. STEP 7. Remove four screw securing the heat sink cover. Remove the cover. Remove two screws securing the memory cover. Remove the cover. STEP 8. Remove two screw securing the CPU heat sink. STEP 9. Remove heat sink from the laptop. Now you can clean the cooling fan and heat sink with compressed air. Also, you get an access to the CPU. STEP 1. 0. Both memory modules could be access through the door on the bottom of the laptop. STEP 1. 1. Remove four red screws securing the switch cover. Remove three yellow screws securing the palm rest. STEP 1. 2. Carefully lift up and remove the switch cover. STEP 1. 3. Remove three screw securing the palm rest. Unlock the touch pad cable connector and release the cable. In order to unlock the connector simply lift up the right side of the locking clip with your finger nail. On the picture below the connector is shown in the unlocked state. STEP 1. 4. Release the touch pad cable and remove the palm rest assembly. When the palm rest assembly is removed you get an access to the hard drive, DVD drive, wireless card and CMOS battery. STEP 1. 5. Remove three screws securing the hard drive assembly. Tourist Map Of Tokyo Pdf Map there. Disconnect the hard drive cable connector from the motherboard. STEP 1. 6. Remove the hard drive assembly from the laptop. If you are replacing or upgrading the hard drive youll have to transfer the mounting bracket and cable from the old drive to a new one. STEP 1. 7. Remove one screw securing the DVD drive. STEP 1. 8. Slid the DVD drive to the right to disconnect it from the motherboard. There is an adapter between the DVD drive and motherboard. This adapter has to stay attached to the motherboard. STEP 1. 9. Remove DVD drive from the laptop. STEP 2. 0. In order to remove the wireless card, disconnect two antenna cable from the card, remove two screws securing the card and pull the card from the slot on the motherboard. If you would like to replace the CMOS battery, simply unplug it from the motherboard and replace with a new one. In one of the previous guides I explain how to remove the LCD screen and inverter board from a Sony Vaio VGN SZ series laptop. You can support my work It takes hours to create one disassembly guide and only a minute to donate.