HP Pavilion DV4027EA
HP Pavilion DV4052EA
HP Pavilion dv4223EA
HP Pavilion DV4125EA
HP Pavilion dv4264EA
HP Pavilion dv4337ea
HP Pavilion DV4224TX
HP Pavilion dv4202TX
HP Pavilion dv4381ea
HP Pavilion dv4383ea
HP Pavilion DV4288EA
HP Pavilion DV4015EA
HP Pavilion dv4201TU
HP Pavilion dv4223TX
HP Pavilion dv4208EA
HP Pavilion dv4360ea
HP Pavilion DV4019AP
HP Pavilion DV4142EA
HP Pavilion DV4004AP
HP Pavilion DV4130EA
1.Turn off your HP Pavilion DV4021AP 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 DV4021AP 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 DV4021AP motherboard, re-assemble parts in reverse order.