Lenovo M58e Hardware Maintenance Manual - Page 151

8. Align the four tabs on the bottom of the new internal speaker with the corresponding holes in the chassis, and push the new internal speaker straight down until it snaps into position. 9. Reconnect the internal speaker cable and the thermal sensor cable to the system board. 10. Go to "Completing the FRU replacement" on page 150. Replacing the power switch/LED assembly Attention Do not open your computer or attempt any repair before reading and understanding the "Important safety information" in the ThinkCentre Safety and Warranty Guide that came with your computer. To obtain a copy of the ThinkCentre Safety and Warranty Guide, go to: http://www.lenovo.com/support This section provides instructions on how to remove and replace the power switch/LED assembly. 1. Open the computer cover. See "Opening the cover" on page 125. 2. Remove the front bezel. 3. Disconnect the power switch/LED assembly cable from the system board."System board connectors" on page 124 4. Remove the screw that secures the power switch/LED assembly to the chassis. 5. Remove the power switch/LED assembly from the chassis. 6. Install the power switch/LED assembly into the chassis and secure the assembly with the screw. Chapter 9. Replacing FRUs - 607 computers 145