Lenovo M58e Hardware Maintenance Manual - Page 118

Replacing the front fan 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 was included 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 front fan assembly. To replace the front fan assembly: 1. Remove the computer cover. See "Removing the computer cover" on page 85. 2. Remove the front bezel. See "Removing and installing the front bezel" on page 87. 3. Disconnect the front fan assembly cable from the power fan connector on the system board. See "System board connectors" on page 84. 4. The front fan assembly is attached to the chassis by four rubber mounts. Carefully remove these rubber mounts from the rear of the chassis by breaking them or cutting them with scissors. 5. Remove the front fan assembly out of the chassis. 6. Install the new front fan assembly by aligning the rubber mounts of the front fan assembly with the holes on the chassis and push the rubber mounts through the holes. 112 Hardware Maintenance Manual