Dell OPTIPLEX 740 User Manual

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DC Power Connector P2
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DC Power Connector P3
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DC Power Connector P4
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DC Power Connector P5 and P6
*Use 22-AWG wire instead of 18-AWG wire.
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Pin Number
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Signal Name
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18-AWG Wire
1
COM
Black
2
COM
Black
3
+12 VDC
Yellow
4
+12 VDC
Yellow
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Pin Number
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Signal name
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18-AWG Wire
1
+12VDC
Yellow
2
COM
Black
3
COM
Black
4
+5 VDC
Red
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Pin Number
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Signal Name
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22-AWG Wire
1
+5 VCD
Red
2
COM
Black
3
COM
Black
4
+12 VDC
Yellow
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Pin Number
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Signal name
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18-AWG Wire
1
+3.3 VDC
Orange
2
COM
Black
3
+5 VDC
Red
4
COM
Black
5
+12 VDC
Yellow

Dell OPTIPLEX 740 Specifications

General

Audio	Integrated High Definition Audio
Processor	AMD Athlon 64 X2, AMD Sempron
Memory	Up to 8GB DDR2
Storage	SATA HDD
Graphics	Optional discrete graphics
Form Factor	Mini Tower
Expansion Slots	1 PCI-e x16
Optical Drive	DVD-ROM, DVD+/-RW
Network	Integrated 10/100/1000 Ethernet
Power Supply	Mini-Tower: 305W
Ports	USB 2.0, serial, parallel, VGA, audio
Operating System	Windows XP