Contents1 Working on Your Computer....................................................................................................... 7Before Working Inside Your Computer.....................................................................................................................7Turning Off Your Computer....................................................................................................................................... 8After Working Inside Your Computer........................................................................................................................92 Removing and Installing Components................................................................................... 11Recommended Tools.............................................................................................................................................. 11Removing the Secure Digital (SD) Card..................................................................................................................11Installing the Secure Digital (SD) Card................................................................................................................... 11Removing the ExpressCard.....................................................................................................................................12Installing the ExpressCard......................................................................................................................................12Removing the Battery............................................................................................................................................. 12Installing the Battery.............................................................................................................................................. 13Removing the Subscriber Identity Module (SIM) Card...........................................................................................13Installing the Subscriber Identity Module (SIM) Card............................................................................................13Removing the Base Cover.......................................................................................................................................13Installing the Base Cover........................................................................................................................................14Removing the Keyboard Trim..................................................................................................................................14Installing the Keyboard Trim...................................................................................................................................15Removing the Keyboard..........................................................................................................................................15Installing the Keyboard...........................................................................................................................................17Removing the Hard Drive........................................................................................................................................17Installing the Hard Drive......................................................................................................................................... 19Removing the Optical Drive.................................................................................................................................... 19Installing the Optical Drive..................................................................................................................................... 21Removing the Memory............................................................................................................................................21Installing the Memory.............................................................................................................................................22Removing the Processor.........................................................................................................................................22Installing the Processor..........................................................................................................................................23Removing the Wireless Local Area Network (WLAN) Card................................................................................... 23Installing the WLAN Card....................................................................................................................................... 24Removing the Heat Sink..........................................................................................................................................24Installing the Heat Sink...........................................................................................................................................25Removing the Bluetooth Card................................................................................................................................. 26Installing the Bluetooth Card.................................................................................................................................. 27Removing the Modem Card.................................................................................................................................... 27Installing the Modem Card..................................................................................................................................... 28Removing the Speakers.......................................................................................................................................... 29