Lenovo Yoga 920 Schematic & Boardview – Lenovo NM-B291 Schematic & Boardview 06/16/202001/18/2018 by notebook Schematic & Boardview for Lenovo Yoga 920 2-in-1 Laptop, Lenovo NM-B291 mainboard. Rev: 1.0 Format: PDF+TVW Total Pages: 45 File size: 5.94MB Note: Updated 06/16/20 – Added Boardview File $19.49 $9.90 – Add to Cart Checkout Added to cart