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Lenovo ThinkPad T61 Intel Core 2 T7300 2 GHz 2GB RAM No HDDHDD Bad Bat Laptop – ASA College: Florida
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CMS 8GB (2X4GB) DDR2 5300 667MHZ Non ECC SODIMM Memory Ram Upgrade Compatible with IBM Lenovo® Thinkpad T61, T61P Ddr2 Pc5300 Sodimm - B116 at Amazon.com
IBM Thinkpad T61 RAM Replacement - iFixit Repair Guide
Lenovo Thinkpad T61 RAM Upgrade - YouTube
How to replace fan in Lenovo ThinkPad T61 – Inside my laptop