Lenovo ThinkCentre M58 Hardware Maintenance Manual - Page 80

Figure 9. Installing the new memory module 5. Go to "Completing the FRU replacement" on page 89. Replacing the adapter card 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 adapter card. Note: You need to remove the system board in order to replace the adapter card. To replace the adapter card: 1. Open the computer cover. See "Opening the computer cover" on page 71. 2. Locate the system board and disconnect all cables connected to the system board. See "Locating parts on the system board" on page 70. 3. Press the two side tabs inward and then pivot the system board as shown to release it from the chassis. 74 ThinkCentre Hardware Maintenance Manual