iMAC 27″ A2115 2020 Schematic & Boardview – 820-01779 Schematic & Boardview 09/18/2022 by notebook Schematic & Boardview for iMAC 27″ A2115 2020. 820-01779 Mainboard Title: MLB NAVI14 P1 Part Number: 051-04705 / 820-01779 Format: PDF+BRD Total Pages: 136 File size: 3.75MB $18.00 $9.90 – Add to Cart Checkout Added to cart