Dell OptiPlex 745 - Manual (Page 42)

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Quick Reference Guide
System Board Components
1 fan connector (FAN_FRONT) 8 clear CMOS jumper (RTCRST)
2 internal speaker connector (INT_SPKR) 9 password jumper (PSWD)
3 system board speaker (BEEP) 10 hard-drive fan connector (FAN_HDD)
4 channel B memory connector (DIMM_2) 11 hard-drive power connector (SATA_PWR)
5 channel A memory connector (DIMM_1) 12 fan connector (FAN_REAR)
6 SATA data cable connector(SATA0) 13 intrusion switch connector (INTRUDER)
7 battery (BATT) 14 processor (CPU)
1 2 3 4
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