DC Power Connector P2, DC Power Connector P7

1	+3.3	VDC	Orange
2	+3.3	VDC	Orange

3	COM		Black

4	+5 VDC		Red

5	COM		Black

6	+5 VDC		Red

7	COM		Black

8	POK		Gray

9	+5 VFP		Purple

10	+12 VDC		Yellow

11	+3.3	VDC1	Orange
12	–12 VDC		Blue
13	COM		Black

14	PS ON		Green

15	COM		Black

16	COM		Black

17	COM		Black

18	+5 VDC		N/C

19	+5 VCD		Red

20	+5 VCD		Red

1Sense connector

DC Power Connector P2

Pin Number Signal Name 18-AWG Wire

1	COM	Black
2	COM	Black
3	+12 VDC	Yellow

4	+12 VDC	Yellow

DC Power Connectors P3, P5, P6, P8, and P9

Pin Number Signal Name 18-AWG Wire

1	+12 VCD	Yellow
2	COM	Black
3	COM	Black

4	+5 VDC	Red

DC Power Connector P7

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Image 49

Dell Dimension 4300 DC Power Connector P2, DC Power Connectors P3, P5, P6, P8, and P9, DC Power Connector P7

Contents

Hints, Notices, and Cautions Dell DimensionAbbreviations and Acronyms Diagnostic Code Definition Corrective Action Diagnostic CodesSystem Codes and Messages System Messages Post Beep CodesBeep Codes Possible Cause Corrective Action Message Possible Cause Corrective Action Post Printed Documentation DocumentationOnline Documentation Downloading the Tell Me How Help File and Associated Files When Using Your Computer Safety InstructionsWhen Working Inside Your Computer Adding Parts Reattaching the Front Door and Hinge Arms Shutting Down the Computer Reattaching the Hinge Arms Opening the Computer Cover Open the computer cover Adding Cards Close the computer cover Removing Cards Adding Memory Replacing an AGP Card Adding a Second Hard Drive Inch Devices Adding Other Drives Shut down the computer Inch Devices Replacing the Microprocessor Page Installing the Microprocessor Removing the Power Supply Replacing the Power SupplyRemoving the Front I/O Panel Replacing the System Board Replacing the Power SupplyRemoving the System Board Replacing the System Board Closing the Computer CoverPage Accessing Help Files Solving ProblemsPower Problems Video and Monitor Problems Start-Up Error MessagesAdjust the Windows display settings If the screen is blank Printer Problems Sound and Speaker ProblemsIf you cannot print to a parallel port printer If you cannot print to a USB printer Modem Problems Scanner ProblemsVerify that the modem is communicating with Windows Control Panel, double-clickPhone and Modem Options Keyboard Problems Mouse ProblemsDrive Problems Check the mouse settings Under Error-checking, click Check Now If you have a hard drive problemIf you cannot play a DVD movie If the CD-RW drive stops writing Microsoft Windows Error Messages Network ProblemsGeneral Program Problems Mail Problems Internet Connection ProblemsResolving Other Technical Problems Using the Windows XP Device Driver Rollback Reinstalling DriversAt the Welcome Dell System Owner screen, click Next Click Properties Resolving Software and Hardware Incompatibilities Click Performance and Maintenance, and then click SystemWindows Me Windows Creating a Restore Point Using System RestoreClick Performance and Maintenance Click the System Restore tab Undoing the Last System Restore Reinstalling Windows XPClick Create a restore point Restoring the Computer to an Earlier Operating State Click Next in the Welcome to Windows Me window Reinstalling Windows Me Click I accept the Agreement, and then click Next Reinstalling Windows Back to Contents Specifications Technical Specifications Audio3 PowerVideo Controls and LightsPage Viewing Settings System Setup ProgramSystem Setup Program Screens Overview Option Function PXE BIS Clearing Forgotten Passwords Technical Overview Internal View System Board Connectors and Sockets Socketed Microprocessor Power Supply Pin Number Signal name 18-AWG Wire DC Power Connectors DC Power Connectors P3, P5, P6, P8, and P9 DC Power Connector P2DC Power Connector P7 Placement of Dell-Installed Cards IDE Interface Cable Connections for Dell-Installed DrivesPin Number Signal Name 22-AWG Wire IDE Channel IDE Connector Location Dell Installed Drive Front View Controls and Lights Windows Label Back View Serial Connector Hints, Notices, and Cautions Abbreviations and Acronyms