HP Pavilion DV4113EA
HP Pavilion dv4227EA
HP Pavilion dv4150EA
HP Pavilion dv4271EA
HP Pavilion DV4257US
HP Pavilion DV4025AP
HP Pavilion DV4211TX
HP Pavilion DV4155EA
HP Pavilion DV4170CA
HP Pavilion DV4215AP
HP Pavilion dv4277EA
HP Pavilion DV4046EA
HP Pavilion DV4021EA
HP Pavilion DV4163EA
HP Pavilion dv4353ea
HP Pavilion dv4320us
HP Pavilion DV4019AP
HP Pavilion dv4363ea
HP Pavilion DV4136EA
HP Pavilion DV4212TX
1.Turn off your HP Pavilion dv4378ea 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 dv4378ea 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 dv4378ea motherboard, re-assemble parts in reverse order.