Lenovo Ideapad B5400 / M5400 Schematic – Quanta BM5 M/B Note Intel Shark Bay Platform Schematic 12/30/2015 by notebook Schematic for Lenovo Ideapad B5400, M5400 laptop/notebook, Quanta BM5 M/B Note Intel Shark Bay Platform mainboard. Rev: 1A Format: PDF Total Pages: 61 File size: 2.48MB Price: $12 $12.00 $9.90 – Add to Cart Checkout Added to cart