why! W670SZQ1 Remplacement Carte WLAN / Bluetooth

Unlock the lock latch on the left.

Unlock the lock latch on the right.

Remove the battery while holding the lock latch unlocked.

Using the Philips # 0 screwdriver, unscrew the 2 screws from the bottom cover.

Lift the bottom right cover with the iFixit Opening Tool.

Lift the lower left cover with the iFixit Opening Tool.

Finally clear the bottom cover completely to access the main components.

First disconnect one of the antenna connectors.

Then the other connector.

Unscrew the fixing screw with the Philips # 0 screwdriver. Then slightly lift the chipset and remove it from the mSATA connector.