Acer Aspire 5742 Disassembly / Fan Cleaning - YouTube
Acer Aspire 5742-6638 RAM-Memory (2 Gig) | Replacement Part
New Original Base Bottom Case Cover For Acer Aspire 5742 5742G 5742Z 5742ZG | eBay
Acer Aspire 5742 Series Hard Drive Replacement - iFixit Repair Guide
Laptop Acer Aspire 5742-6690: Procesador Intel Core i3-380M (2.53GHz), Memoria de 4GB DDR3, Disco Duro de 640GB, Lector de Blu-ray / DVD-SuperMulti DL, Pantalla HD LED de 15.6", Red 802.11b/g/n, Windows 7