This is a brand new, genuine CPU fan and heatsink for Lenovo ThinkPad T490s. This fan has three part numbers: 01AY994, 01AY995, and 5H40X63204, they are all compatible with each other, we will send them randomly according to the inventory.
1. This is a 100% original fan with original part number.
2. The item includes a cooling fan and heatsink.
Condition: Original, brand new
Warranty: One (1) Year
CPU Fan for Lenovo ThinkPad T490s 01AY994 01AY995 5H40X63204 Tips:
1. Please remove the existing fan from your laptop to compare part number, photo, and description.
2. You need to start the laptop and enter the BIOS, then disable the built-in battery, or remove the battery after removing the back cover.
3. Remove all screws that securing the bottom cover. Use a thin plastic tool to separate the bottom cover from the top cover, and then remove the bottom cover.
4. Remove all screws securing the fan and heat sink.
5. Remove the old fan and install the new fan on your laptop.