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Locating parts on the system board
Figure 4 “System board part locations” on page 72 shows the locations of the parts on the system board.
Figure 4. System board part locations
1 Internal speaker connector
8 System fan connector
2 Power switch board cable connector
9 Battery
3 Mini PCI Express card slot
10 Clear CMOS (Complementary Metal Oxide Semiconductor)
/Recovery jumper
4 Hard disk drive power connector
11 Microprocessor
5 SATA connector
6 Optional USB connector
7 Serial (COM1) connector
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ThinkCentre Hardware Maintenance Manual
12 Cover presence switch connector (Intrusion switch
connector)
13 Memory slots (2)