



HP Pavilion dv4-1280us
HP Pavilion dv4-1505tu
HP Pavilion dv4-1412nr
HP Pavilion dv4-1222tx
HP Pavilion dv4-1443tx
HP pavilion dv4-1422tx
HP Pavilion dv4-1213tu
HP Pavilion dv4-1123la
HP Pavilion dv4-1287cl
HP Pavilion dv4-1241tx
HP Pavilion dv4-1417ca
HP pavilion dv4-1049tx
HP pavilion dv4-1150tx
HP pavilion dv4-1037tx
HP pavilion dv4-1128tx
HP pavilion dv4-1030tx
HP PAVILION DV4-1550BR
HP Pavilion dv4-1250br
HP pavilion dv4-1120tx
HP pavilion dv4-1054tx
1.Turn off your HP Pavilion dv4-1229tx 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 dv4-1229tx 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 dv4-1229tx motherboard, re-assemble parts in reverse order.