Ubuntu 13.10 on Thinkpad slows down dramatically when power adapter is plugged in - Ask Ubuntu
Got a mint T530 from eBay but BIOS was locked. Successfully reset it and only ended up with 3 extra screws! : r/thinkpad
ThinkPad L530 Laptop, Mainstream Performer, Aggressive Price | Lenovo IN
Amazon.com: Synergy Digital CMOS/BIOS Battery, Works with IBM Thinkpad T530 CMOS/BIOS, (Li-Ion, 3V, 200 mAh) Ultra High Capacity, Compatible with Evesham 02K6541 Battery : Electronics