



HP Pavilion dv4291EA
HP Pavilion DV4134EA
HP Pavilion DV4215AP
HP Pavilion dv4207TU
HP Pavilion dv4351ea
HP Pavilion dv4119AP
HP Pavilion dv4280EA
HP Pavilion dv4381ea
HP Pavilion DV4250US
HP Pavilion dv4322ea
HP Pavilion DV4143EA
HP Pavilion DV4109AP
HP Pavilion dv4364ea
HP Pavilion DV4108EA
HP Pavilion DV4005XX
HP Pavilion dv4139EA
HP Pavilion DV4020EA
HP Pavilion dv4226TX
HP Pavilion DV4178EA
HP Pavilion dv4277EA
1.Turn off your HP Pavilion DV4054EA 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 DV4054EA 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 DV4054EA motherboard, re-assemble parts in reverse order.