How to disassemble Lenovo Y450

1 Remove the battery and power supply of the computer first, and then remove it from the biggest cover at the bottom. The cover plate is fixed with five screws. Just unscrew it and pull it down.

After removing the cover, you can see the notebook cooling fan, memory, wireless network card module and hard disk (under the tin foil).

The memory stick is easy to take off. You can pull the buttons on both sides of the fixed memory stick slightly, and the memory will pop up automatically.

The hard disk is fixed with two screws. After unscrewing, you can remove the hard disk.

The antenna of the wireless network card protrudes from the LCD screen, and two wires are taken out of the trunking.

The red mark is the screw that fixes the CD-ROM drive. Most CD-ROMs are fixed with only one screw, which can be directly pulled out after being unscrewed.

The switch panel on the front of the notebook is mainly fixed with these four screws, just tighten it directly.

When you come to this side of the notebook keyboard, pick up the cover by hand, but don't take it off directly. Loosen the cover and move it up a little. Pick up the keyboard first. Pay attention to the side buckle of the cover plate.

After the keyboard of 10 is removed, you can see that there are two groups of cables connected to the motherboard on the switch panel, which can be directly pulled out.

After removing the switch panel, remove all the screws at the bottom of the notebook, and you can remove the C shell of the notebook.

1 1C After the shell is removed, you can see the layout of the whole motherboard. Carefully clean up some data cable connectors still existing on the motherboard.

After the motherboard is taken out, the fan can be taken down, and then the work is over.