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Lenovo ThinkPad T400 Disassembly (Clean Cooling Fan, Remove Keyboard) | MyFixGuide.com
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Lenovo Thinkpad T Series T400 Fan Repair Guide | Installation Video
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Libreboot – Flashing the ThinkPad R400
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OFFTEK 4GB Replacement Memory RAM Upgrade for IBM-Lenovo ThinkPad R400 Series (DDR3-10600) Laptop Memory at Amazon.com
