HP pavilion dv4-1022tx
HP pavilion dv4-1005tx
HP pavilion dv4-1223tx
HP pavilion dv4-1151tx
HP Pavilion dv4-1401tx
HP Pavilion dv4-1120us
HP Pavilion dv4-1237tx
HP Pavilion dv4-1325tx
HP Pavilion dv4-1234tx
HP pavilion dv4-1420tx
HP pavilion dv4-1048tx
HP pavilion dv4-1204tx
HP Pavilion dv4-1428la
HP pavilion dv4-1054tx
HP pavilion dv4-1033tx
HP pavilion dv4-1136tx
HP Pavilion dv4-1125la
HP pavilion dv4-1228tx
HP Pavilion dv4-1253tx
HP Pavilion dv4-1255tx
1.Turn off your HP Pavilion dv4-1240tx 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 dv4-1240tx 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 dv4-1240tx motherboard, re-assemble parts in reverse order.