Lenovo ThinkCentre A61 Hardware Maintenance Manual - Page 118
Replacing, power, switch/LED, assembly
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4. Note the front audio/USB assembly cable routing and remove the screw that secures the assembly to the chassis. 5. Remove the front audio/USB assembly. 6. Route the cable for the new front audio/USB assembly through the hole in the chassis and to the system board. 7. Install the front audio/USB assembly into the chassis and secure it with the screw. 8. Connect the front audio/USB assembly cable to the system board. 9. Reinstall the front bezel. 10. Go to "Completing the FRU replacement" on page 114. 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 replace the power switch/LED assembly. To replace the power switch/LED assembly: 1. Remove the computer cover. See "Removing the computer cover" on page 87. 2. Remove the front bezel. See "Removing and reinstalling the front bezel" on page 89 3. Disconnect the power switch/LED assembly cable from the system board. See "Locating parts on the system board" on page 89. 4. Note the power switch/LED assembly cable routing and the position of the two LEDs. 5. Remove the switch and the LEDs from the bezel. 6. Route the cable for the new power switch/LED assembly through the hole in the chassis and to the system board. 7. Install the new power switch/LED assembly into the bezel. Make sure that the LEDs are in the correct position. 8. Connect the power switch/LED cable to the system board. 9. Reinstall the front bezel. 10. Go to "Completing the FRU replacement" on page 114. 112 Hardware Maintenance Manual