How to replace the Left Speaker Before you begin: Remove the display stand, speaker cover, and LCD panel. Removal Remove the tape that secures the left speaker cable to the chassis. Disconnect the left speaker cable from the connector on the motherboard. Carefully slide the left speaker off the posts on the chassis and remove. Replacement IMPORTANT: If installing a new left speaker, remove the rubber grommets from the old left speaker and install them on the new left speaker. Slide the left speaker onto the posts on the chassis. IMPORTANT: Ensure the rubber grommets are properly positioned between the left speaker and post. Reconnect the left speaker cable into the connector on the motherboard.