COMPAQ Presario CQ40-501AU
COMPAQ Presario CQ40-521AU
COMPAQ Presario CQ40-407AU
COMPAQ Presario CQ40-305AU
COMPAQ Presario CQ40-508AU
COMPAQ Presario CQ40-405AU
COMPAQ Presario CQ40-309AU
COMPAQ Presario CQ40-316AU
COMPAQ Presario CQ40-325LA
COMPAQ Presario CQ40-520LA
COMPAQ Presario CQ40-324LA
COMPAQ Presario CQ40-420AU
COMPAQ Presario CQ40-408AU
COMPAQ Presario CQ40-509AU
COMPAQ Presario CQ40-319AU
COMPAQ Presario CQ40-416AU
COMPAQ Presario CQ40-301AU
COMPAQ Presario CQ40-302AU
COMPAQ Presario CQ40-412AU
COMPAQ Presario CQ40-320LA
1.Turn off your COMPAQ Presario CQ40-520AU laptop, disconnect the AC power cord and remove the battery cover and remove the battery.
2.Turn a laptop, from the bottom of the laptop disassembly screws, refer to your laptop's user manual position, and set them aside.
3.Remove the external components, including memory modules, wireless LAN and modem
4.Remove the keyboard assembly of all the screws, gently lift the keyboard assembly from the bottom, remove the keyboard. Unplug all cables and various internal components.
5.Disconnect any wires to the COMPAQ Presario CQ40-520AU motherboard. Unplug any cards, such as the video card, not directly built into the motherboard. You will have the opportunity to remove the motherboard screws, disconnect the cable to the power strip.
6.Remove the CPU, the CPU into a new COMPAQ Presario CQ40-520AU motherboard, re-assemble parts in reverse order.