Realtek RTL8101E/RTL8102E Fast Ethernet (10/100 Mbps).
(often printed in white ink elsewhere on the board) to locate the correct schematic. Common models using this PCB include: Acer Aspire Series : Found in models like the Aspire 5745 Aspire E5-571 : Used in the IdeaPad Y510 : Found in some You can check document repositories like Hannstar J Mv-4 94v-0 E89382 Motherboard Schematic Pdf