HP 15-ac172tu
HP 15-ac138nl
HP 15-ac151sa
HP 15-ac165tx
HP 15-ac165nr
HP 15-ac620tx
HP 15-ac103nv
HP 15-ac127nl
HP 15-ac106nx
HP 15-ac038ne
HP 15-ac193ur
HP 15-ac006nl
HP 15-ac112nia
HP 15-ac151ur
HP 15-ac120ur
HP 15-ac197ur
HP 15-ac115nia
HP 15-ac656tu
HP 15-ac012nf
HP 15-ac004nc
1.Turn off your HP 15-ac121na 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 15-ac121na 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 15-ac121na motherboard, re-assemble parts in reverse order.