Dell Dimension 4700 Series Service Manual Download Page 1

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Dell Dimension 4700 Series Service Manual

Before You Begin

Getting Started

Recommended Tools

Turning Off Your Computer

Before Working Inside Your Computer

Removing the Computer Cover

Technical Overview

Inside View of Your Computer

System Board Components

Power Supply DC Connector Pin Assignments

Technical Specifications

Advanced Troubleshooting

Power Lights

Diagnostic Lights

Beep Codes

System Messages

System Setup

Overview

Entering System Setup

System Setup Screens

System Setup Options

Clearing Forgotten Passwords

Clearing CMOS Settings

Removing and Installing Parts

Memory

Cards

Front Panel

Drives

Hard Drive

Floppy Drive

CD/DVD Drive

Processor

Fan Assembly

System Board

Power Supply

Battery

Replacing the Computer Cover

Notes, Notices, and Cautions

Abbreviations and Acronyms

For a complete list of abbreviations and acronyms, see the

Dell Dimension Help file. If you purchased a Dell™ Series computer, any references in this document

to Microsoft

Windows

® operating systems are not applicable.

Information in this document is subject to change without notice.

Reproduction in any manner whatsoever without the written permission of Dell Inc.

is strictly forbidden.

Trademarks used in this text:

Dell

, the

DELL

logo,

Inspiron

Dell Precision

Dimension

OptiPlex

Latitude, PowerEdge, PowerVault, PowerApp, and Dell OpenManage

are trademarks of Dell

Inc.;

Intel

Pentium, and Celeron

are registered trademarks of Intel Corporation;

Microsoft

and

Windows

are registered trademarks of Microsoft Corporation.

Other trademarks and trade names may be used in this document to refer to either the entities claiming the marks and names or their products. Dell Inc. disclaims any
proprietary interest in trademarks and trade names other than its own.

Model DMC

June 2004 Rev. A00

NOTE:

A NOTE indicates important information that helps you make better use of your computer.

NOTICE:

A NOTICE indicates either potential damage to hardware or loss of data and tells you how to avoid the problem.

CAUTION:

A CAUTION indicates a potential for property damage, personal injury, or death.

Summary of Contents for Dimension 4700 Series

Page 1: ... this document to Microsoft Windows operating systems are not applicable Information in this document is subject to change without notice 2004 Dell Inc All rights reserved Reproduction in any manner whatsoever without the written permission of Dell Inc is strictly forbidden Trademarks used in this text Dell the DELL logo Inspiron Dell Precision Dimension OptiPlex Latitude PowerEdge PowerVault Powe...

Page 2: ...f the power light is steady amber a device might be malfunctioning or incorrectly installed Remove and then reinstall the memory modules Remove and then reinstall any cards Remove and then reinstall the graphics card if applicable Diagnostic Lights To help you troubleshoot a problem your computer has four lights labeled A B C and D on the back panel see your Owner s Manual The lights can be yellow...

Page 3: ...a card not a graphics card and restarting the computer 2 If the problem persists reinstall the card that you removed remove a different card and then restart the computer 3 Repeat this process for each card If the computer starts normally troubleshoot the last card removed from the computer for resource conflicts see your Owner s Manual 4 If the problem persists contact Dell see your Owner s Manua...

Page 4: ...puter and defined correctly in the system setup program Cache Memory Bad Do Not Enable Cache The cache memory is not operating See Contacting Dell in your Owner s Manual for instructions on obtaining technical assistance CH 2 Timer Error An error is occurring on the timer on the system board See Contacting Dell in your Owner s Manual for instructions on obtaining technical assistance CMOS Battery ...

Page 5: ...ected a stuck key Ensure that nothing is resting on the keyboard if a key appears to be stuck carefully pry it up If the problem persists you may need to replace the keyboard KB Interface Error An error occurred with the keyboard connector Ensure that nothing is resting on the keyboard if a key appears to be stuck carefully pry it up If the problem persists you may need to replace the keyboard No ...

Page 6: ...ide Your Computer Use the following safety guidelines to help protect your computer from potential damage and to help ensure your own personal safety 1 Turn off your computer NOTICE To avoid losing data save and close any open files and exit any open programs before you turn off your computer CAUTION Before you begin any of the procedures in this section follow the safety instructions located in t...

Page 7: ...over Back to Contents Page CAUTION To guard against electrical shock always unplug your computer from the electrical outlet before opening the cover NOTICE Before touching anything inside your computer ground yourself by touching an unpainted metal surface such as the metal at the back of the computer While you work periodically touch an unpainted metal surface to dissipate any static electricity ...

Page 8: ...at no tools or extra parts are left inside the computer 3 Place the cover on the computer 4 Slide the cover towards the front of the computer until it fits completely into place 5 Connect your computer and devices to electrical outlets and turn them on Back to Contents Page CAUTION Before you begin any of the procedures in this section follow the safety instructions located in the Product Informat...

Page 9: ... and hold the cover latch 4 Grip the indents on the computer cover and slide the computer cover toward the back of the computer 5 Place the computer cover on a level surface Back to Contents Page CAUTION Before you begin any of the procedures in this section follow the safety instructions located in the Product Information Guide CAUTION To guard against electrical shock always unplug your computer...

Page 10: ...ll continue to operate but with a slight reduction in performance See the label on the upper right corner of the module to determine the module s capacity The recommended memory configurations are A memory module installed in connector DIMM connector 1 or A pair of matched memory modules installed in DIMM connectors 1 and 2 or A pair of matched memory modules installed in DIMM connectors 1 and 2 a...

Page 11: ... the module with the crossbar in the connector NOTE Memory purchased from Dell is covered under your computer warranty NOTICE If you remove your original memory modules from the computer during a memory upgrade keep them separate from any new modules that you may have even if you purchased the new modules from Dell If possible do not pair an original memory module with a new memory module Otherwis...

Page 12: ...I Express x1 card slot PCI Cards NOTICE To avoid damage to the memory module press the module straight down into the connector while you apply equal force to each end of the module NOTICE To connect a network cable first plug the cable into the network wall jack and then plug it into the computer CAUTION Before you begin any of the procedures in this section follow the safety instructions located ...

Page 13: ...he procedures in Before You Begin 2 Unscrew and remove the filler bracket for the card slot you want to use 3 Align the cutout on the bottom of the card with the crossbar in the system board connector Gently rock the card into the connector until it is fully seated Ensure that the card is fully seated and that its bracket is within the card slot CAUTION Some network adapters automatically start th...

Page 14: ... procedures in Before You Begin 2 If necessary disconnect any cables connected to the card 3 Remove the securing screw from the card bracket 4 Grasp the card by its top corners and ease it out of its connector 5 If you are removing the card permanently install a filler bracket in the empty card slot opening If you need a filler bracket contact Dell see the Owner s Manual 6 Close the computer cover...

Page 15: ...remove the current driver for the card from the operating system If you are installing or replacing a PCI card see Installing a PCI Card Installing a PCI Express Card 1 Follow the procedures in Before You Begin 2 If you are installing a new card unscrew and remove the filler bracket to create a card slot opening Then continue with step 4 3 If you are replacing a card that is already installed in t...

Page 16: ...eated and that the bracket is within the card slot 7 If you replaced a card that was already installed in the computer and you removed the top of the retention mechanism you may reinstall the top 8 Secure the card bracket with the screw you removed in step 2 CAUTION Some network adapters automatically start the computer when they are connected to a network To guard against electrical shock be sure...

Page 17: ... corners and then ease it out of its connector 6 If you are removing the card permanently install a filler bracket in the empty card slot opening If you need a filler bracket contact Dell see the Owner s Manual 7 Close the computer cover reconnect the computer and devices to electrical outlets and then turn them on 8 Remove the card s driver from the operating system 9 If you removed a sound card ...

Page 18: ...ever push the release lever to release the top tab b Reach inside the computer and push the top and bottom tab towards you to release them c Rotate the front panel to separate it from the side hinges Removing the Front Panel Insert 1 Press in the two insert tabs 2 Push out the front panel insert Reattaching the Front Panel 1 Reattach the front panel to the side hinges ...

Page 19: ...e interface cable is the secondary device drive 1 See the drive documentation in your upgrade kit for information on configuring devices for the cable select setting Connecting Drive Cables When you install a drive you connect two cables a DC power cable and a data cable to the back of the drive and to the system board Some drives may also have an audio connector one end of the audio cable will at...

Page 20: ...ard drive bracket from the computer a Remove the bracket securing screws for the hard drive b Remove the bracket for the hard drive from the computer NOTE The system board serial ATA connector may have an attached cover or shroud CAUTION Before you begin any of the procedures in this section follow the safety instructions located in the Product Information Guide CAUTION To guard against electrical...

Page 21: ...e drive securing screw holes on one side of the drive b Gently swing the drive toward the bracket and align the three screw holes on the other side of the drive with the screen holes on the bracket c Attach the hard drive bracket to the hard drive d Insert and tighten all three drive securing screws 5 Install the hard drive a Place the two bracket tabs into the drive slots inside the bracket for t...

Page 22: ... drive to verify that it is configured for your computer 2 Follow the procedures in Before You Begin 3 Remove the computer cover 4 Remove the existing hard drive 5 Remove the additional hard drive bracket from the computer a Remove the bracket securing screws for the additional drive b Remove the bracket for the additional drive from the computer 6 If you are replacing the additional hard drive re...

Page 23: ...rd 11 Replace the computer cover 12 Connect your computer and devices to electrical outlets and turn them on 13 See the documentation that came with the drive for instructions on installing any software required for drive operation NOTICE Ground yourself by touching an unpainted metal surface on the back of the computer NOTICE When you unpack the drive do not set it on a hard surface which may dam...

Page 24: ...ve from the computer 3 Remove the floppy drive from the bracket a Remove all four drive securing screws two on each side b Remove the floppy drive from the bracket Installing a Floppy Drive 1 Remove the floppy drive bracket from the computer CAUTION Before you begin any of the procedures in this section follow the safety instructions located in the Product Information Guide CAUTION To guard agains...

Page 25: ...the drive for instructions on installing any software required for drive operation 11 Enter system setup and update the appropriate Diskette Drive option 12 Verify that your computer works correctly by running the Dell Diagnostics see the Owner s Manual CD DVD Drive 1 Follow the procedures in Before You Begin 2 Remove the computer cover 3 Release and remove the front panel NOTE The top of the flop...

Page 26: ... drive for the cable select setting 2 If you are replacing a drive remove the existing drive 3 Gently slide the drive into place in the drive bay 4 After the drive is in place apply pressure to ensure that the drive is fully seated 5 Use the securing screw that came with the drive to attach the drive to the computer 6 Connect the power cable to the system board 7 Connect the power and CD DVD drive...

Page 27: ...rt them into the drive as shown in the following illustration 3 Gently slide the drive into place in the drive bay 4 After the drive is in place apply pressure to ensure that the drive is fully seated 5 Use the securing screw that came with the drive to attach the drive to the computer 6 Connect the power cable to the system board 7 Locate the data cable from the CD or DVD drive in the upper drive...

Page 28: ...ystem board 3 Disconnect the power cable from the processor power connector on the system board 4 Lift up the airflow shroud NOTICE To connect a network cable first plug the cable into the network wall jack and then plug it into the computer NOTICE Do not perform the following steps unless you are familiar with hardware removal and replacement Performing these steps incorrectly could damage your s...

Page 29: ...e power supply Press on the retention base tab until the heat sink pops up slightly c Press out on the second retention tab while lifting the heat sink up and out of the retention base CAUTION The heat sink can get very hot during normal operation Be sure that the heat sink has had sufficient time to cool before you touch it NOTICE Lay the heat sink down on its side ...

Page 30: ...r is positioned correctly press it with minimal pressure to seat it NOTICE If you are installing a processor upgrade kit from Dell discard the original heat sink If you are not installing a processor upgrade kit from Dell reuse the original heat sink and blower when you install your new processor NOTICE Ground yourself by touching an unpainted metal surface on the back of the computer NOTICE You m...

Page 31: ...ower connector on the system board 12 Close the computer cover 13 Connect your computer and devices to electrical outlets and turn them on Fan Assembly Removing the Fan Assembly 1 Follow the procedures in Before You Begin 2 Disconnect the AC power cable from the AC power connector on the back of the power supply 3 Unplug the DC power cables from the drives and system board NOTICE If you are not in...

Page 32: ... with the holes in the back of the computer 2 Slide the fan assembly away from the fan release lever until it clicks in place 3 Reconnect the DC power cables to the drives and system board 4 Replace the computer cover 5 Connect the AC power cable to the AC power connector on the back of the power supply 6 Connect your computer and devices to electrical outlets and turn them on System Board NOTICE ...

Page 33: ...board to ensure that you have the correct part Installing the System Board 1 Transfer components from the existing system board to the replacement system board a Remove the memory modules and install them on the replacement board b Remove the microprocessor package from the existing system board and transfer it to the replacement system board 2 Configure the settings of the replacement system boar...

Page 34: ...tlets and turn them on Power Supply NOTICE To connect a network cable first plug the cable into the network wall jack and then plug it into the computer Removing the Power Supply 1 Follow the procedures in Before You Begin 2 Remove the fan assembly 3 Disconnect the AC power cable from the AC power connector on the back of the power supply 4 Unplug the DC power cables from the drives and system boa...

Page 35: ...a plastic screwdriver 5 Insert the new battery into the socket with the side labeled facing up and snap the battery into place NOTICE To connect a network cable first plug the cable into the network wall jack and then plug it into the computer CAUTION Before you begin any of the procedures in this section follow the safety instructions located in the Product Information Guide NOTICE To prevent sta...

Page 36: ... Enter system setup and restore the settings you recorded in step 1 9 Properly dispose of the old battery see the Battery Disposal section of the Product Information Guide Back to Contents Page NOTICE To connect a network cable first plug the cable into the network device and then plug it into the computer ...

Page 37: ...8 256 512 or 1 GB non ECC Minimum memory 128 MB NOTE Up to 128 MB of system memory may be allocated to support graphics depending on system memory size and other factors Maximum memory 4 GB NOTE See Addressing Memory With 4 GB Configurations to verify the amount of memory available to the operating system BIOS address F0000h Computer Information Chipset Intel 915G Express DMA channels eight Interr...

Page 38: ...le Parallel 25 hole connector bidirectional Video 15 hole connector Network adapter RJ45 connector PS 2 keyboard and mouse 6 pin mini DIN USB two front panel and six back panel USB 2 0 compliant connectors Audio five connectors for line in line out microphone surround and center Low Frequency Effects LFE channel one front panel connector for headphones System board connectors Primary IDE drive 40 ...

Page 39: ...ocated in your Product Information Guide for important voltage setting information 90 to 135 V and 180 to 265 V at 50 60 Hz Backup battery 3 V CR2032 lithium coin cell Physical Height 36 8 cm 14 5 inches Width 18 4 cm 7 25 inches Depth 42 6 cm 16 75 inches Weight 10 4 kg 23 lbs Environmental Temperature Operating 10 to 35 C 50 to 95 F NOTE At 35 C 95 F the maximum operating altitude is 914 m 3000 ...

Page 40: ...geable configuration information for your computer Information on the screen is divided into three areas the options list active options field and key functions NOTICE Unless you are an expert computer user do not change the settings for this program Certain changes can make your computer work incorrectly Options List This field appears on the left side of the system setup window The field is a sc...

Page 41: ...bles or disables the onboard PS 2 compatible mouse controller LPT Port Mode Identifies and defines the parallel port settings You can set the parallel port to Off AT PS 2 EPP or ECP LTP Port Address Identifies the LTP port address for the parallel port LPT Port DMA Identifies and defines the parallel port DMA settings You can set the parallel port DMA to Off DMA1 or DMA3 Serial Port 1 Identifies a...

Page 42: ... is kept in a 24 hour format hours minutes Change the start up time by pressing the right or left arrow key to increase or decrease the numbers or type numbers in both the date and time fields This feature does not work if you turn off your computer using a power strip or surge protector Remote Wake Up This option allows the computer to power up when a NIC or Remote Wakeup capable modem receives a...

Page 43: ...Turn off the monitor and disconnect it from the electrical outlet 7 Disconnect the computer power cable from the electrical outlet and press the power button to ground the system board 8 Open the computer cover 9 Locate the 3 pin password jumper on the system board and attach the jumper to pins 1 and 2 to re enable the password feature 10 Replace the computer cover 11 Connect your computer and dev...

Page 44: ...wait approximately 5 seconds d Replace the jumper plug on pins 1 and 2 3 Replace the computer cover 4 Connect your computer and devices to electrical outlets and turn them on Back to Contents Page CAUTION Before you begin any of the procedures in this section follow the safety instructions located in your Product Information Guide NOTICE To connect a network cable first plug the cable into the net...

Page 45: ...ly DC Connector Pin Assignments Inside View of Your Computer System Board Components CAUTION Before you begin any of the procedures in this section see the safety instructions located in the Product Information Guide CAUTION To guard against electrical shock always unplug your computer from the electrical outlet before opening the computer cover ...

Page 46: ... supply can operate from an AC power source of 115 VAC or 230 VAC at 50 60 Hz The power supply provides the DC operating voltages and currents listed in the following table Output Voltage Minimum Current A Maximum Current A 1 5 VDC 0 3 22 0 3 3 VDC 0 32 17 0 ...

Page 47: ...ll not exceed 15 seconds in duration Under this condition tolerance on the 12A and 12B VDC output may be 10 4 12A VDC and 12B VDC maximum combined power may not exceed 264W NOTE The 3 3 VDC output wires orange must be 16 AWG All other output wires must be 18 AWG Pin Number Signal name Wire Color 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 Gra...

Page 48: ...ck 2 COM Black 3 12 VDC Yellow 4 12 VDC Yellow Pin Number Signal Name 18 AWG Wire Color 1 12B VDC White 2 COM Black 3 COM Black 4 5 VDC Red Signal Name 18 AWG Wire Color 3 3 VDC Orange COM Black 5 VDC Red COM Black 12B VDC White Pin Number Signal Name 18 AWG Wire Color 1 No connect 2 COM Black 3 COM Black 4 3 3 VDC Orange 5 5VDC Red 6 12B VDC White ...

Page 49: ...ower Connector P7 Back to Contents Page Pin Number Signal Name 18 AWG Wire Color 1 12A VDC Yellow 2 COM Black 3 COM Black 4 5 VDC Red Pin Number Signal Name 22 AWG Wire Color 1 5 VDC Red 2 COM Black 3 COM Black 4 12A VDC Yellow ...

Page 50: ...OptiPlex Latitude PowerEdge PowerVault PowerApp and Dell OpenManage are trademarks of Dell Inc Intel Pentium and Celeron are registered trademarks of Intel Corporation Microsoft and Windows are registered trademarks of Microsoft Corporation Other trademarks and trade names may be used in this document to refer to either the entities claiming the marks and names or their products Dell Inc disclaims...

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Summary of Contents for Dimension 4700 Series

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Dell Dimension 4700 Series, Service Manual, Page: 1 / 50

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Summary of Contents for Dimension 4700 Series

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