In this guide, I’ll explain how to disassemble Lenovo Y40-70 to remove and replace the battery, hard drive, ram, keyboard, palm rest, wireless card, motherboard, heat sink and cooling fan. Refer to this guide, you can repair, upgrade, clean cooling fan for your Lenovo Y40-70.
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Laptop Screen for Lenovo Y40-70
AC Adapter for Lenovo Y40-70
Cooling fan for Lenovo Y40-70
Keyboard for Lenovo Y40-70
LCD Cable for Lenovo Y40-70
Remove all screws from the bottom case.
The bottom case has been removed.
Under the bottom case, you can access the battery, hard drive, RAM, wireless card, speakers, heat sink and cooling fan.
Remove the screws securing the battery. Disconnect the battery power cable and remove the battery.
Lenovo Y40-70 installed a 7.4v, 6600mah Li-ion battery, Lenovo part number: L13M4P01.
Remove the RAM, Lenovo Y40 has two ram slots. Only one RAM was installed.
Ramaxel 4GB RAM
Disconnect two wireless card antennas and remove one screw. Take it away from it’ slot.
Intel Dual Band Wireless-AC 3160 wireless card. Lenovo model: 04X6034.
WD slim hard drive
Lenovo Y40-70 cooling fan
The motherboard has been removed. Now you can access the keyboard and touchpad.
Lenovo Y40 heat sink
Lenovo Y40-70 motherboard
The cooling fan
Lenovo Y40-70 cooling fan comes from Foxconn.
For more guides, check out the Lenovo Y40 device page.