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Replacing the Hard Drive 1 Follow the procedures in "Before You Begin" on page 9. 2 Remove the computer cover (see "Replacing the Computer Cover" on page 11). 3 Remove the three screws securing the hard drive carrier to the chassis. 4 Disconnect the hard drive power cable. Replacing Drives 20 Replacing Drives 5 Press the release tab to disconnect the hard drive data cable and lift the hard drive carrier out of the chassis. 1 screws (3) 2 hard drive data cable 3 hard drive power cable 1 3 2 Replacing Drives 21 6 Remove the four screws securing the hard drive to the hard drive carrier. 7 To install a new hard drive, prepare the new hard drive for installation and check the documentation that accompanied the drive to verify that the drive is configured for your computer. 8 Align the screws holes on the hard drive with the screw holes on the hard drive carrier. 9 Replace the four screws that secures the hard drive to the hard drive carrier. 10 Connect the hard drive data cable and power cable. 11 Align the screw holes on the hard drive carrier with the screw holes on the chassis. 12 Replace the three screws that secures the hard drive carrier to the chassis. 13 Replace the computer cover (see "Replacing the Computer Cover" on page 11). Replacing the Optical Drive 1 Follow the procedures in "Before You Begin" on page 9. 1 hard drive carrier 2 screws (4) 3 hard drive 1 2 3 22 Replacing Drives 2 Remove the computer cover (see "Replacing the Computer Cover" on page 11). 3 Disconnect the optical drive lighting cable. 4 Push down the release lever on the optical drive data cable connector to disconnect the optical drive data cable. 5 Remove the three screws securing the optical drive carrier to the chassis and lift the optical drive carrier out of the computer. 6 Remove the four screws securing the optical drive to the optical drive carrier. 7 Remove the two screws securing the optical drive card to the optical drive. 1 optical drive lighting cable 2 optical drive data cable 3 optical drive data cable connector 4 screws (3) 1 2 4 3 Replacing Drives 23 8 Slide the optical drive out of the optical drive carrier. 9 To install a new optical drive, prepare the optical drive for installation and check the documentation that accompanied the drive to verify that the drive is configured for your computer. 10 Gently slide the drive into the optical drive carrier until it connects to the optical drive data cable connector. 11 Align the screw holes on the optical drive card with the screw holes on the optical drive, and replace the two screws that secure the optical drive card. 12 Align the screw holes on the optical drive with the screw holes on the optical drive carrier, and replace the four screws that secure the optical drive. 13 Align the screw holes on the optical drive carrier with the screw holes on the chassis, and replace the three screws that secure the optical drive. 14 Connect the optical drive data cable and pull the release lever on the connector upwards to secure the cable. 15 Connect the optical drive lighting cable. 16 Replace the computer cover ("Replacing the Computer Cover" on page 11). 1 optical drive card 2 optical drive carrier 1 2 24 Replacing Drives Replacing Cards 25 8 Replacing Cards CAUTION: Before working inside your computer, read the safety information that shipped with your computer. For additional safety best practices information, see the Regulatory Compliance Homepage at Replacing the WLAN Card 1 Follow the procedures in "Before You Begin" on page 9. 2 Remove the computer cover (see "Replacing the Computer Cover" on page 11). 3 Remove the top shield (see "Replacing the Top Shield" on page 15). 4 Disconnect the antenna cables from the WLAN card and release the WLAN card by removing the two screws securing the card. 5 Lift the card out of its system board connector. 1 2 3 1 WLAN card 2 antenna cables (3) 3 screws (2) NOTICE: The connectors are keyed to ensure correct insertion. Use of excessive force may damage the connectors. NOTICE: To avoid damage to the WLAN card, ensure that there are no cables under the card. Also, ensure to remove the antenna cables from under the card. 6 To install a new WLAN card, align the notch on the card with the tab in the connector slot. 7 Insert the WLAN card at a 45-degree angle into the system board connector. 8 Replace the two screws that secure the WLAN card. 9 Connect the appropriate antenna cables to the WLAN card you are installing. The WLAN card has three triangles on the label (black, gray, and white): • Connect the black cable to the connector marked with a black triangle. • Connect the gray cable to the connector marked with a gray triangle. • Connect the white cable to the connector marked with a white triangle. 10 Replace the top shield (see "Replacing the Top Shield" on page 15). 11 Replace the computer cover (see "Replacing the Computer Cover" on page 11). Replacing the TV Tuner Card 1 Follow the procedures in "B...