Full teardown. Lenovo IdeaPad 3-15IAU7 Lenovo IdeaPad 3-15IAU7

Removing 10x Case screws

Use a PH#1 driver or bit to remove the 9, 7.5mm, M2 screws

Remove, 4, PH#1, 4.5mm, m2 screws.

insert your jimmy tool vertically in the gap between the side a buttom pannel

Use a gentle twisting pressure to create a gap for a plastic opening pick or spudger

pry the borders of the back pannel

You can gently lift the bottom-most section to assist in separation

remove the back case

remove the 8 ph#1 bit screws from the battery

set the battery aside

remove 1 more ph1 screw from the m.2 braket

lift the bracket and card out gently

this step is optional

removing and reinstalling the CMOS battery will cause a warning on boot however, this step can reset any firmware-related issues. simply press enter to boot past the warning message.

CMOS battery removal is a common trouble shooting step as it can solve many software-related failure modes.

remove the black and white antenna wires from the fan shroud

unplug the black and white antenna cables from the wifi card

unscrew the single ph1 screw from the m.2 wifi card

unplug the fan connector

unscrew 3 ph1 screws from the fan assembly

gently pry away the blower fan

you got that sucker out clean it up real good.

remove the ram cover sticker

the next parts of this step are optional

remove dram

Insert wisdom here.

clean off the thermal paste with 99% isopropyl alcohol & a q tip