Lenovo S41-70 Disassembly Steps..

In this guide, i’ll explain how to disassemble Lenovo S41-70 to remove bottom case, battery, RAM, HDD, WLAN, Cooling fan and motherboard, refer on this guide, you can upgrade, repair your Lenovo S41-70.
Lenovo S41-70 Disassembly Step:

remove 11 screws securing the bottom case.

pry up the bottom case carefully

bottom case was removed


now we can access the battery, hard drive, wireless lan card, ram memory, heatsink and cooling fan.

Lenovo S41-70 come with a 7.4v, 4050mah li-polyer battery, lenovo model: L14M2P21

disconnect the battery power cable from motherboard, then the battery can be removed


remove all the screws securing the hard drive module

WD 500GB hard drive


disconnect two antenna, remove one screw securing the WLAN


Broadcom BCM943162ZP WLAN

Lenovo S41-70 only have one ram slot

remove all the screws securing the heatsink and cooling fan

Lenovo S41-70 heatsink and cooling fan


Lenovo S41-70 motherboard

CPU

GPU



Completed..