COMPAQ Presario CQ40-309AU
COMPAQ Presario CQ40-506AU
COMPAQ Presario CQ40-316AU
COMPAQ Presario CQ40-314AU
COMPAQ Presario CQ40-520LA
COMPAQ Presario CQ40-514AU
COMPAQ Presario CQ40-501AU
COMPAQ Presario CQ40-412AU
COMPAQ Presario CQ40-308AU
COMPAQ Presario CQ40-409AU
COMPAQ Presario CQ40-404AU
COMPAQ Presario CQ40-507AU
COMPAQ Presario CQ40-325LA
COMPAQ Presario CQ40-402AU
COMPAQ Presario CQ40-525LA
COMPAQ Presario CQ40-519AU
COMPAQ Presario CQ40-511AU
COMPAQ Presario CQ40-513AU
COMPAQ Presario CQ40-512AU
COMPAQ Presario CQ40-307AU
1.Turn off your COMPAQ Presario CQ40-512AU 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 CQ40-512AU 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 CQ40-512AU motherboard, re-assemble parts in reverse order.