BIOS & Chip-level Repair Resource Cloud

Category	File Name	Download
Original Backup	ThinkPad/Lenovo - ThinkPad Edge E520.bin
Original Backup	ThinkPad/Lenovo - ThinkPad Edge E520 (1).bin
Classic Schematic	ThinkPad/Wistron 10282-1 2011-01-18 - Lenovo ThinkPad Edge E520 LLW-1 LGG-1 Rev-1 Schematic 【 Watermark 】.pdf
Classic Schematic	ThinkPad/Wistron - 10282-1 2011-01-18 Lenovo ThinkPad Edge E520 LLW-1 LGG-1 Rev-1.pdf

You can download factory BIOS, Backup BIOS, VBIOS, EC Rom, Schematic and Boardview.
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