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The motherboard schematic for Lenovo IdeaPad U455 laptop/notebook,  BY511/BY710 M/B Schematics Document.  
CPU: Intel Skylake-H 45W +  DDR4-SO-DIMM X2
nVidia N16P-GX  GB4B-128

Chipset: Intel PCH  Skylake H
OEM: LCFC Confidential.
Document Number: BY511/BY710
Rev: 0.3
Format: PDF
Total Pages: 66
File size: 1.42 MB
Price: $11.5

Block Diagram: