Samsung NP-RV411/NP-RV420/NP-RV520 Schematic – Samsung Scala2-R BA41-01886A Schematic 10/30/2015 by notebook Schematic for Samsung RV411, Samsung RV420. Samsung RV520 laptop/notebook. CPU: Sandy Bridge 35W DC Chipset: PCH Cougar Point Model Name: Scala2-R Format: PDF File size: 1.05MB Price: $10 $10.00 $9.90 – Add to Cart Checkout Added to cart