System Board Layout - Dell OptiPlex 3046 Owner's Manual

Small form factor
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System board layout

1.
PCIex16 connector
3.
RJ-45/USB 2.0 connector
5.
Keyboard MS connector (optional)
7.
HDMI connector
9.
CPU power connector
11.
VGA daughter board connector
13.
CPU fan connector
15.
Power switch connector
17.
System fan connector
19.
Universal audio jack
21.
USB 3.0 connector
23.
SATA2 connector
25.
Service mode jumper
27.
SATA hard drive power cable connector
29.
SATA connector
31.
Clear CMOS jumper
2.
PCIex1 connector
4.
USB 3.0 connector
6.
DisplayPort connector
8.
Line-out connector
10.
Intrusion switch connector
12.
Processor
14.
Memory module connectors
16.
Media card reader connector (optional)
18.
Hard drive activity LED
20.
USB 2.0 connector
22.
ATX power connector
24.
Password clear jumper
26.
Speaker connector
28.
Internal USB connector
30.
Coin cell battery
Removing and installing components
23

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