HP Pavilion DV9575ES
HP Pavilion dv9780ew
HP Pavilion DV9572EA
HP Pavilion dv9721tx
HP Pavilion DV9393ea
HP Pavilion DV9093eu
HP Pavilion dv9502tx
HP Pavilion dv9535nr
HP Pavilion dv9638us
HP Pavilion dv9703xx
HP Pavilion dv9747tx
HP Pavilion dv9870ew
HP Pavilion DV9675EL
HP Pavilion DV9287cl
HP Pavilion dv9848eo
HP Pavilion DV9615TX
HP Pavilion dv9820en
HP Pavilion dv9870ef
HP Pavilion DV9660EI
HP Pavilion dv9730ep
1.Turn off your HP Pavilion DV9521EJ 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 DV9521EJ 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 DV9521EJ motherboard, re-assemble parts in reverse order.
