A1418 J70 Schematic – 820-4668 051-1407 Schematic 08/23/201608/01/2016 by notebook Schematic for J70 MLB 820-4668 051-1407 mainboard. Drawing Number: 051-1407 PCB: 820-4668 Rev: A00 Total Pages: 81 Format: PDF File size: 1.22MB Price: $12 $12.00 $9.90 – Add to Cart Checkout Added to cart