חסר תועלת דובדבן מולסטר thinkpad t400 ram upgrade טוחנים של טיל
Lenovo Thinkpad T Series T400 RAM Repair Guide | Installation Video
How to upgrade memory in IBM ThinkPad T40 T41 T42 – Inside my laptop
8GB (4GBx2) Team High Performance Memory RAM Upgrade For Lenovo ThinkPad T400 Series T410 Series Laptop. The Memory Kit comes with Life Time Warranty. at Amazon.com