Lenovo ThinkPad Edge (Quanta PS2A schematic) 07/23/201502/07/2013 by CPU: AMD ASB2 Geneva North Bridge: RS880M South Bridge: SB820 OEM: Quanta Computer Inc. PROJECT: PS2A Rev: C Format: PDF Total Pages: 43 File size: 3.27MB Price: $9 $9.00 $9.90 – Add to Cart Checkout Added to cart