Lenovo ThinkCentre A62 Hardware Maintenance Manual - Page 102

4 Microprocessor and heat sink 5 Memory connector 1 6 Memory connector 2 7 Memory connector 3 8 Memory connector 4 9 24-pin power connector 10 Thermal sensor connector 11 Diskette drive connector 12 Intrusion switch connector 13 SATA connector 14 SATA connectors (3) 18 Front USB 2 connector 19 Clear CMOS jumper 20 Front USB 1 connector 21 COM 2 connector 22 COM 1 connector 23 CD-IN connector 24 Front audio connector 25 PCI adapter connectors (2) 26 PCI Express x16 adapter connector 27 PCI Express x1 adapter connector 28 Battery Accessing system board components and drives 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 You might need to remove the drive bay assembly to access system board components such as memory, the battery, and CMOS. To access system board components and the drives: 1. Remove the computer cover. See "Removing the cover" on page 94. 2. Remove the front bezel by releasing the three tabs and pivoting the bezel forward to remove completely. 3. In some models, you might have to remove the PCI adapter card in order to gain access to the battery. 96 ThinkCentre Hardware Maintenance Manual