Dell Latitude E6440 Schematic – Compal VAL90 LA-9931P Schematic 12/15/2018 by notebook Schematic for Dell Latitude E6440 laptop/notebook. Compal VAL90 LA-9931P mainboard. Tag: Rev: 1.0 Format: PDF Total Pages: 62 File Size: 1.22MB $10.00 $9.90 – Add to Cart Checkout Added to cart