Lenovo ThinkPad E550 Schematic – LCFC AITE1 NM-A221 Schematic 04/21/2016 by notebook Schematic for Lenovo ThinkPad E550 laptop/notebook, AITE1 NM-A221 mainboard. OEM:LCFC Document Number: AITE1 NM-A221 Rev: 1.0 Format: PDF Total Pages: 81 File size: 2.27MB Price: $18 $18.00 $9.90 – Add to Cart Checkout Added to cart