Replacing the chassis fan.........................................................26Procedure........................................................................................................ 26Post-requisites................................................................................................. 26Removing the front bezel ....................................................... 27Prerequisites.....................................................................................................27Procedure.........................................................................................................27Replacing the front bezel........................................................ 29Procedure........................................................................................................ 29Post-requisites................................................................................................. 29Removing the graphics-card bracket (optional)................. 30Prerequisites.................................................................................................... 30Procedure........................................................................................................ 30Replacing the graphics-card bracket (optional)................. 32Procedure.........................................................................................................32Post-requisites................................................................................................. 32Removing the graphics card (optional).................................33Prerequisites.....................................................................................................33Procedure.........................................................................................................33Replacing the graphics card (optional)................................. 35Procedure.........................................................................................................35Post-requisites................................................................................................. 35Removing the wireless card.................................................... 36Prerequisites.....................................................................................................36Procedure........................................................................................................ 364