Front/Back View; System Board Components; Mini Tower Computer (Mt) View - Dell Optiplex 755 Technical Manualbook

Dell™ optiplex™ 755 technical guiDe

Mini towEr coMputEr (Mt) viEw

front view
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2
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4
11
6
10
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8
1
2
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23
26
4x USB 2.0 ports
27 1 - RJ 45 network port
28 2 - USB 2.0 ports
29 stereo in/microphone
30 stereo out
version 1.0
1 5.25-inch drive bay
2 5.25-inch drive bay
3
3.5-inch drive bay
4 USB 2.0 connectors (2)
5 LAN indicator light
6 diagnostic lights
7 power button
8 power light
9
hard drive activity light
10 headphone connector
11 microphone connector
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6
7
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12
11
28
26 27
24
25
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5
1
4

system boarD components

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16
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29
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back view
1
card slots
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4
2
serial port
3 power connector
4 voltage selection switch
5 padlock ring
6 cover release latch
8
7
parallel port
7
2
8
VGA port
speaker connector (INT_SPKR)
fan (FAN_CPU)
processor connector (CPU)
processor power connector (12VPOWER)
memory module connectors (DIMM_1, DIMM_2, DIMM_3, DIMM_4)
password jumper (PSWD)
SATA drive connectors (SATA0, SATA1, SATA2, SATA3)
front-panel connector (FRONTPANEL)
power connector (POWER)
external SATA connector (eSATA)
internal USB (INT_USB)
RTC reset jumper (RTCRST)
intrusion switch connector (INTRUDER)
battery socket (BATTERY)
PCI Express x16 connector (SLOT1)
PCI Express x1 connector (SLOT4)
PCI connector (SLOT2)
PCI connector (SLOT3)
serial connector (SERIAL2)
system board speaker (BEEP)
aux power LED (aux_LED)
floppy connector (DSKT)
VGA connector
parallel port
serial port
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5