System board components – Dell OptiPlex 755 User Manual
Page 185
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System Board Components
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1
internal speaker connector (INT_SPKR)
12 RTC reset jumper (RTCRST)
2
processor connector (CPU)
13 intrusion switch connector
(INTRUDER)
3
processor power connector (12VPOWER)
14 battery socket (BATTERY)
4
memory module connectors (DIMM_1, DIMM_2,
DIMM_3, DIMM_4)
15 PCI Express x16 connector
(SLOT1)
5
password jumper (PSWD)
16 PCI connector (SLOT2)
6
SATA connectors (SATA0, SATA1)
17 serial connector (SERIAL2)
7
front-panel connector (FRONTPANEL)
18 system board speaker (BEEP)
8
power connector (POWER)
19 aux power LED (aux_LED)
9
fan connector (FAN_HDD)
20 floppy drive connector (DSKT)
10 eSATA connector (eSATA)
21 fan connector (FAN_CPU)
11 internal USB connector (INT_USB)
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