Lenovo IdeaPad Y570 / G580 Schematic – Compal QAL31/QAL50/QAL51 LA-7871P Schematic 09/16/2015 by notebook Schematic for Lenovo IdeaPad Y570, G580 laptop/notebook, Compal QAL31, QAL50, QAL51 LA-7871P mainboard. Rev: 1.0 Total Pages: 44 Format: PDF File size: 2.01MB Price: $9.99 $9.99 $9.90 – Add to Cart Checkout Added to cart