HP Pavilion DV4220TX
HP Pavilion DV4057EA
HP Pavilion DV4178EA
HP Pavilion dv4223cl
HP Pavilion DV4230US
HP Pavilion DV4257US
HP Pavilion DV4124AP
HP Pavilion DV4123AP
HP Pavilion DV4054EA
HP Pavilion DV4225EA
HP Pavilion DV4215AP
HP Pavilion DV4021EA
HP Pavilion DV4020EA
HP Pavilion dv4202TU
HP Pavilion DV4102AP
HP Pavilion dv4342ea
HP Pavilion DV4161EA
HP Pavilion dv4218TX
HP Pavilion DV4154EA
HP Pavilion dv4285EA
1.Turn off your HP Pavilion dv4394ea 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 HP Pavilion dv4394ea 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 HP Pavilion dv4394ea motherboard, re-assemble parts in reverse order.