Dell E520 service manual Connectors, Controls and Lights, Power

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Specifications: Dell Dimension E520 Service Manual

Internally accessible:

Connectors

External connectors:

Video

Network adapter

USB

Audio

System board connectors:

Serial ATA (SATA)

FlexBay Drive

Floppy drive

Fan

PCI 2.3

PCI Express x1

PCI Express x16

Controls and Lights

Power button

Power light

Hard drive access light

Link integrity light (on integrated network adapter)

Activity light (on integrated network adapter)

Diagnostic lights Standby power light

Power

DC power supply:

Wattage

two bays for 1-inch high serial ATA hard drives

15-hole connector

RJ-45 connector

two front-panel and six back-panel USB 2.0-compliant connectors

six connectors for 7.1 support

four 7-pin connectors

one USB 10-pin header (with one pin removed for keying) for optional Media Card Reader (3.5-inch bay device)

one 34-pin connector

one 5-pin connector

two 120-pin connectors

one 36-pin connector one 164-pin connector

push button

green light — Blinking green in sleep state; solid green for power-on state.

amber light — Blinking amber indicates a problem with the power supply inside the computer. If the system cannot boot and there is a solid amber light, a problem with the system board may exist (see Power Lights).

green

green light — A good connection exists between the network and the computer.

off (no light) — The computer is not detecting a physical connection to the network.

yellow blinking light

four lights on the front panel (see Diagnostic Lights)

STBYLED on the system board

305 W

file:///T/htdocs/systems/dimE520/en/SM_EN/specs.htm[10/16/2012 1:04:46 PM]

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Contents Model Dcta July 2006 Rev. A00 Getting Started Recommended ToolsTurning Off Your Computer Before Working Inside Your ComputerBack to Contents About Your Computer Front View of the ComputerBack View of the Computer Back Panel Connectors Has been securely attached VGA connector Inside View of Your Computer System Board ComponentsPower Supply DC Connector Pin Assignments ClrpswdDC Power Connector P1 Pin Number Signal Name Color Wire GaugeDC Power Connect P3, P5, P8, and P9 DC Power Connector P2Pin Number Signal Name AWG Wire DC Power Connector P7 DC Power Connector P10Memory ProcessorComputer Information Video AudioExpansion Bus DrivesPower ConnectorsControls and Lights Physical EnvironmentalAdvanced Troubleshooting Power LightsDiagnostic Lights Problem Description Suggested ResolutionBeep Codes Code CauseSystem Messages MessagePossible Cause Corrective ActionDell Diagnostics Starting the Dell DiagnosticsOption Function Dell Diagnostics Main MenuTab Function What Is a Driver? Reinstalling DriversDrivers Identifying DriversResolving Software and Hardware Incompatibilities Click Roll Back DriverClick Start, then click Help and Support System Setup Screens Entering System SetupOverview System Setup Options SystemOnboard Devices Boot Sequence Option SettingsChanging Boot Sequence for the Current Boot Changing Boot Sequence for Future BootsClearing Forgotten Passwords Flashing the Bios Clearing Cmos SettingsClick Save this program to disk, and then click OK Back to Contents Removing and Installing Parts Removing the Computer CoverInside View of Your Computer System Board Components Usbback Memory DDR2 Memory OverviewAddressing Memory With 4-GB Configurations Installing MemoryRemoving Memory Cards PCI CardsRelease tab Bracket caught outside of slot Removing a PCI Card Installing a PCI Express Card PCI Express CardsPage Page Removing a PCI Express Card Drive Panel Removing the Drive PanelInstalling the Drive-Panel Insert Removing the Drive-Panel InsertInstalling the Drive Panel DrivesConnecting Drive Cables Drive Interface ConnectorsHard Drive Removing a Hard DriveInstalling a Hard Drive Drive Adding a Second Hard Drive Floppy Drive Removing a Floppy DriveInstalling a Floppy Drive Shoulder screws Media Card Reader Removing a Media Card ReaderInstalling a Media Card Reader Reader Media Card Reader Screws CD/DVD Drive Removing a CD/DVD DriveInstalling a CD/DVD Drive Screws Battery Replacing the BatteryPower Supply Removing the Power SupplyInstalling the Power Supply ProcessorRemoving the Processor Processor socket Installing the Processor Panel Panel Components Removing the I/O PanelProcessor Fan Installing the I/O PanelRemoving the Processor Fan Page System Board Installing the Processor FanRemoving the System Board Installing the System Board Replacing the Computer Cover
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