HP G62-a50ET
COMPAQ Presario CQ42-228TU
COMPAQ Presario CQ42-125TU
COMPAQ Presario CQ62-a01SG
HP G62-a40EW
HP G62-110EO
HP G62-150EF
COMPAQ Presario CQ62-a10SB
COMPAQ Presario CQ42-131TU
HP G62-a50ER
COMPAQ Presario CQ62-102TX
COMPAQ Presario CQ42-285TX
COMPAQ Presario CQ42-194TX
COMPAQ Presario CQ42-205AU
COMPAQ Presario CQ42-126LA
COMPAQ Presario CQ42-195TX
COMPAQ Presario CQ62-114TX
COMPAQ Presario CQ62-109TX
COMPAQ Presario CQ42-203AU
COMPAQ Presario CQ62-262TU
Compaq PRESARIO CQ42-324LA
HP G62-227CA
Compaq PRESARIO CQ62-303AU
HP G42-232NR
HP G42-301NR
HP G42-475DX
Compaq PRESARIO CQ42-315AU
Compaq PRESARIO CQ42-123LA
HP G62-244CA
Compaq Presario CQ42-205AU
HP G42-286LA
Compaq PRESARIO CQ42-403AU
Compaq PRESARIO CQ42-122LA
Compaq PRESARIO CQ42-304AU
HP G42-303DX
HP G42-243CL
Compaq Presario CQ42-209AU
HP G62-340US
Compaq PRESARIO CQ62-412NR
HP G62-378CA
1.Turn off your COMPAQ Presario CQ42-121LA 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 COMPAQ Presario CQ42-121LA 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 COMPAQ Presario CQ42-121LA motherboard, re-assemble parts in reverse order.