According to the Hardware Maintenance Manual published by Lenovo, only the right speaker module must be removed. The left speaker module can be left in place.

According to the Hardware Maintenance Manual published by Lenovo, this step is completely unnecessary. There is no need to remove the motherboard. It can be left in place. The only ZIFs that need to be unplugged are the ones for the battery pack and the right speaker.

https://download.lenovo.com/consumer/mob...