System board components
1 power-button cable connector 2 coin-cell battery
3 I/O-cable connector 4 memory-module (slot 2)
5 hard-drive and optical drive power-
cable connector
6 wireless-card slot
7 hard-drive data cable connector 8 optical-drive data cable connector
9 processor-fan cable connector 10 service mode jumper
11 password clear jumper 12 CMOS clear jumper
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