Removing the Speaker Assemblies for Dell Latitude C540/C640

NOTICE: Disconnect the computer and any attached devices from electrical outlets, and remove any installed batteries. NOTICE: To avoid ESD, ground yourself by using a wrist grounding strap or by touching an unpainted metal surface on the computer. NOTICE: Read "Preparing to Work Inside the Computer" before performing the following procedure. The speakers are located on the front left and right sides of the bottom case. As you remove the speakers, take note of the speaker assembly orientations and the antenna wire routing under the routing clips.Remove the hard drive. Remove the keyboard.Remove the display assembly. Remove the palm rest. Disconnect the speaker interface cables. (Do not attempt to disconnect the antenna cables.) NOTICE: Do not pull the antenna wire when removing the speaker. NOTICE: Handle the speaker assemblies and speakers carefully to avoid damaging the speaker cones. Remove the speaker assemblies by pulling them straight out of the bottom case. Remove the speakers from the holders by sliding the speakers out of the bottom of the holders. NOTE: The left speaker has an in-line connector; the left antenna cable is longer than the right antenna cable. For each speaker:Slide the new speaker into its holder so that the speaker will face outward (toward the speaker grill on the side of the computer) when the speaker assembly is installed. Place the mounting ring over the front palm-rest screw post. Slide the speaker assembly down into the bottom case. NOTICE: Ensure that the speaker wires are routed securely under their mounting clips.

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