Dell Inspiron 1720 Service Manual - Page 3

Replacing the Wireless Sniffer Board CAUTION: Before you begin the following procedure, follow the safety instructions in the Product Information Guide. 1. Connect the sniffer cable to the wireless sniffer board. 2. Align the screw hole in the wireless sniffer board with the screw hole in the base of the computer, and then lower the board into place. 3. Replace the M2.5 x 5-mm screw and secure the wireless sniffer board to the base of the computer. 4. Replace the palm rest (see Replacing the Palm Rest). 5. Replace the internal card with Bluetooth wireless technology, if installed (see Replacing the Bluetooth Card). 6. Replace the display assembly (see Replacing the Display Assembly). 7. Replace the keyboard (see Replacing the Keyboard). 8. Replace the hinge cover (see Replacing the Hinge Cover). 9. Replace the hard drive (see Replacing a Hard Drive). 10. Replace the optical drive (see Replacing the Optical Drive). Audio Connector Board Removing the Audio Connector Board CAUTION: Before you begin the following procedure, follow the safety instructions in the Product Information Guide. 1. Follow the instructions in Before You Begin. 2. Remove the optical drive (see Removing the Optical Drive). 3. Remove the hard drive (see Removing a Hard Drive). 4. Remove the hinge cover (see Removing the Hinge Cover). 5. Remove the keyboard (see Removing the Keyboard). 6. Remove the display assembly (see Removing the Display Assembly). 7. Remove the internal card with Bluetooth wireless technology, if installed (see Removing the Bluetooth Card). 8. Remove the palm rest (see Removing the Palm Rest). 9. Remove the M2.5 x 5-mm screw that secures the audio connector board to the base of the computer. 10. Lift the audio connector board out of the computer. NOTICE: Do not disconnect the audio cable from the system board. 11. Disconnect the audio cable from the audio connector board.