Dell OptiPlex 745 Quick Reference Manual page 42

System Board Components
14
13
12
1 fan connector (FAN_FRONT)
2 internal speaker connector (INT_SPKR)
3 system board speaker (BEEP)
4 channel B memory connector (DIMM_2)
5 channel A memory connector (DIMM_1)
6 SATA data cable connector(SATA0)
7 battery (BATT)
42
Quick Reference Guide
1
11
2 3
8 clear CMOS jumper (RTCRST)
9 password jumper (PSWD)
10 hard-drive fan connector (FAN_HDD)
11 hard-drive power connector (SATA_PWR)
12 fan connector (FAN_REAR)
13 intrusion switch connector (INTRUDER)
14 processor (CPU)
4 5
6
7
8
9
10