Dell OptiPlex 745c User Manual Download Page 107

Page: 107 / 120

Back to Contents Page

Mini Tower Computer

Dell™ OptiPlex™ 745c User's Guide

About Your Mini Tower Computer

Inside Your Computer

About Your Mini Tower Computer

Front View

5.25-inch
drive bay

Can contain an optical drive. Insert a CD or DVD (if supported) into this
drive.

5.25-inch
drive bay

Can contain an optical drive. Insert a CD or DVD (if supported) into this
drive.

3.5-inch drive
bay

Can contain an optional floppy drive or optional media card reader.

USB 2.0
connectors
(2)

Use the front USB connectors for devices that you connect occasionally,
such as joysticks or cameras, or for bootable USB devices (see your
online

User's Guide

for more information on booting to a USB device).

It is recommended that you use the back USB connectors for devices that
typically remain connected, such as printers and keyboards.

LAN indicator
light

This light indicates that a LAN (local area network) connection is
established.

diagnostic
lights

Use the lights to help you troubleshoot a computer problem based on
the diagnostic code. For more information, see

Diagnostic Lights

power button Press this button to turn on the computer.

NOTICE:

To avoid losing data, do not turn off the computer by pressing

the power button. Instead, perform an operating system shutdown. See

Before You Begin

for more information.

NOTICE:

If your operating system has ACPI enabled, when you press

the power button the computer will perform an operating system
shutdown.

power light

The power light illuminates and blinks or remains solid to indicate
different operating modes:

Summary of Contents for OptiPlex 745c

Page 1: ...Net TravelLite Dell OpenManage PowerVault Axim PowerEdge PowerConnect and PowerApp are trademarks of Dell Inc Intel Pentium and Celeron are registered trademarks of Intel Corporation Microsoft MS DOS Vista and Windows are registered trademarks of Microsoft Corporation IBM is a registered trademark of International Business Machines Corporation ENERGY STAR is a registered trademark of the U S Envir...

Page 2: ...ion on IT Assistant see the Dell OpenManage IT Assistant User s Guide available on the Dell Support website at support dell com Dell OpenManage Client Instrumentation is a software that enables CIM aware remote management programs such as IT Assistant to do the following l Access information about your computer such as how many processors it has and what operating system it is running l Monitor th...

Page 3: ...ased console redirection Serial over LAN and IDE redirection l Hardened security via agent presence enables detection of removed agents and network access control Circuit breaker and software version control Your system aids in troubleshooting iAMT by providing the following iAMT related error messages Out of Band Management Out of Band term refers to the ability to manage the system in the absenc...

Page 4: ...ing that the system is being provisioned Unsupported AMT Features Your system does not support all Intel iAMT chipset features The features not supported are l Remote Firmware Update l Alert Standard Format ASF l Wake from ME You can update your ME firmware using the updates available at http support dell com Physical Security Chassis Intrusion Detection This feature detects that the chassis was o...

Page 5: ...ing device and key The documentation that comes with the device contains instructions for installing it Trusted Platform Module TPM TPM is a hardware based security feature that can be used to create and manage computer generated encryption keys When combined with security software the TPM enhances existing network and computer security by enabling features such as file protection capabilities and...

Page 6: ...ingerprint reader is a device that you can use to help keep your Dell computer secure The reader is a strip sensor located on a peripheral device for your computer When you slide your finger over the reader it uses your unique fingerprint to authenticate your user identity Password Protection System Password Option Settings You cannot change or enter a new system password if either of the followin...

Page 7: ...estart your computer the following prompt appears on the screen If Password Status is set to Locked Type the password and press Enter If you have assigned an administrator password the computer accepts your administrator password as an alternate system password If you type a wrong or incomplete system password the following message appears on the screen Incorrect password If you again type an inco...

Page 8: ...change to Admin Password becomes effective immediately no need to restart the computer Operating Your Computer With an Administrator Password Enabled When you enter system setup the Admin Password option is highlighted prompting you to type the password If you do not type the correct password the computer lets you view but not modify system setup options Deleting or Changing an Existing Administra...

Page 9: ...onfiguration of your computer including installed hardware power conservation and security features Scroll up and down the list by using the up and down arrow keys As an option is highlighted the Option Field displays more information about that option and the option s current and available settings Option Field This field contains information about each option In this field you can view your curr...

Page 10: ...rating systems with USB support will recognize USB floppy drives regardless of the No Boot setting Front USB On default Enables or disables the front USB ports Rear Quad Triad USB On default Enables or disables the upper USB ports on the back of the computer Rear Dual USB On default Enables or disables the lower USB ports on the back of the computer PCI Slots On default Enables or disables all PCI...

Page 11: ...tup program s password security feature and allows you to verify and assign a new admin password System Password Not Set default Displays the current status of the system s password security feature and allows a new system password to be assigned and verified Drive 0 n Password Not Set default Displays the current status of the hard drive s password security feature and allows a new hard drive pas...

Page 12: ...mode The options are S1 a suspend state in which the computer is running in a low power mode and S3 a suspend state in which the power is reduced or turned off for many components however system memory remains active Maintenance Service Tag Displays the service tag for your computer SERR Message On default Some graphics cards require that the SERR message be disabled Load Defaults Restores system ...

Page 13: ...t corner of the screen press F12 If you wait too long and the operating system logo appears continue to wait until you see the Microsoft Windows desktop Then shut down your computer see Turning Off Your Computer and try again The Boot Device Menu appears listing all available boot devices Each device has a number next to it 4 At the bottom of the menu enter the number of the device that is to be u...

Page 14: ...mper Settings 3 Replace the computer cover see Replacing the Computer Cover 4 Connect your computer and monitor to electrical outlets and turn them on Mini Tower Jumper Setting Description PSWD Password features are enabled default setting Password features are disabled RTCRST The real time clock has not been reset The real time clock is being reset jumpered temporarily jumpered unjumpered CAUTION...

Page 15: ...indows XP is optimized to take advantage of Hyper Threading technology While many programs can benefit from Hyper Threading and dual core technology some programs may have not been optimized for them and may require an update from the software manufacturer Contact the software manufacturer for updates and information about using Hyper Threading or dual core technology with your software To determi...

Page 16: ...be automatically or remotely started For example the Auto Power On option in system setup see System Setup allows the computer to automatically start at a specified time Also your network administrator can remotely start your computer using a power management event such as remote wake up The following table lists the sleep modes and the methods you can use to wake the computer from each mode Back ...

Page 17: ...tion found in system setup 2 Follow the procedures in Before You Begin 3 Locate the battery socket 4 Remove the system battery a Support the battery connector by pressing down firmly on the positive side of the connector b While supporting the battery connector press the battery tab away from the positive side of the connector and pry the battery it up out of the securing tabs at the negative side...

Page 18: ...until it snaps into place 6 Replace the computer cover see Replacing the Computer Cover 7 Enter system setup see Entering System Setup and restore the settings you recorded in step 1 8 Properly dispose of the old battery as described in the Product Information Guide Back to Contents Page 1 system battery 2 positive side of battery connector 3 battery socket tab 4 battery socket NOTICE To avoid dam...

Page 19: ...ng down and holding the power button for 6 seconds Before Working Inside 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 2 Disconnect any telephone or telecommunication lines from the computer NOTICE To avoid losing data save and close any open files and exit any open programs...

Page 20: ...ts Page CAUTION To guard against electrical shock always unplug your computer from the electrical outlet before removing 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 that could harm in...

Page 21: ...ully into the ball cage or use a can of compressed air to dislodge dust and lint 5 If the rollers inside the ball cage are dirty clean the rollers with a cotton swab moistened lightly with isopropyl alcohol 6 Recenter the rollers in their channels if they are misaligned Ensure that fluff from the swab is not left on the rollers 7 Replace the ball and retainer ring and turn the retainer ring clockw...

Page 22: ... of the disc the unlabeled side in a straight line from the center to the outer edge of the disc For stubborn dirt try using water or a diluted solution of water and mild soap You can also purchase commercial products that clean discs and provide some protection from dust fingerprints and scratches Cleaning products for CDs are also safe to use on DVDs Back to Contents Page NOTICE Always use compr...

Page 23: ...ause harmful interference with radio or television reception which can be determined by turning the equipment off and on you are encouraged to try to correct the interference by one or more of the following measures l Reorient the receiving antenna l Relocate the system with respect to the receiver l Move the system away from the receiver l Plug the system into a different outlet so that the syste...

Page 24: ...stics or to access your documentation Readme files may be included on your CD to provide last minute updates about technical changes to your computer or advanced technical reference material for technicians or experienced users NOTE Drivers and documentation updates can be found at support dell com l How to set up my computer l Basic troubleshooting information l How to run the Dell Diagnostics l ...

Page 25: ...cally detects your computer and operating system and installs the updates appropriate for your configuration Dell Support Website support dell com NOTE Select your region or business segment to view the appropriate support site To download Desktop System Software 1 Go to support dell com select your region or business segment and enter your Service Tag 2 Select Drivers Downloads and click Go 3 Cli...

Page 26: ... to Contents Page Your operating system product key label is located on your computer see Service Tag and Microsoft Windows License NOTE The color of your CD varies based on the operating system you ordered ...

Page 27: ...ow the directions For instructions on using the support service see Support Service Online Services You can access Dell Support at support dell com Select your region on the WELCOME TO DELL SUPPORT page and fill in the requested details to access help tools and information You can contact Dell electronically using the following addresses l World Wide Web www dell com www dell com ap Asian Pacific ...

Page 28: ...try as listed in Contacting Dell Problems With Your Order If you have a problem with your order such as missing parts wrong parts or incorrect billing contact Dell for customer assistance Have your invoice or packing slip handy when you call For the telephone number to call for your region see Contacting Dell Product Information If you need information about additional products available from Dell...

Page 29: ...r Service Tag located on the back or bottom of your computer CAUTION Before working inside your computer follow the safety instructions in your Product Information Guide Diagnostics Checklist Name Date Address Phone number Service Tag bar code on the back or bottom of the computer Express Service Code Return Material Authorization Number if provided by Dell support technician Operating system and ...

Page 30: ...l Business Sales 08 20 24 05 30 00 Home Small Business Fax 08 20 24 05 30 49 Home Small Business Customer Service 08 20 24 05 30 14 Home Small Business Support 08 20 24 05 30 17 Preferred Accounts Corporate Customer Service 08 20 24 05 30 16 Preferred Accounts Corporate Support 08 20 24 05 30 17 Switchboard 08 20 24 05 30 00 Bahamas Online Support www dell com bs la techsupport dell com Technical ...

Page 31: ... Code 592 Online Support support dell com cn Technical Support E mail support dell com cn email Customer Service E mail customer_cn dell com Technical Support Fax 592 818 1350 Technical Support Dell Dimension and Dell Inspiron toll free 800 858 2969 Technical Support Dell OptiPlex Dell Latitude and Dell Precision toll free 800 858 0950 Technical Support Servers and Storage toll free 800 858 0960 T...

Page 32: ...ical Support Customer Service Sales calling from Guayaquil toll free 1800 999 119 877 655 3355 El Salvador Online Support www dell com sv la techsupport dell com Technical Support Customer Service Sales 800 6132 Finland Helsinki International Access Code 990 Country Code 358 City Code 9 Online Support support euro dell com fi_support dell com Technical Support 0207 533 555 Customer Service 0207 53...

Page 33: ...tiPlex Latitude and Dell Precision 00852 2969 3191 Technical Support Servers and Storage 00852 2969 3196 Technical Support Projectors PDAs Switches Routers etc 00852 3416 0906 Customer Service 00852 3416 0910 Large Corporate Accounts 00852 3416 0907 Global Customer Programs 00852 3416 0908 Medium Business Division 00852 3416 0912 Home and Small Business Division 00852 2969 3105 India Online Suppor...

Page 34: ...cal Support Dimension and Inspiron toll free 0120 198 226 Technical Support outside of Japan Dimension and Inspiron 81 44 520 1435 Technical Support Dell Precision OptiPlex and Latitude toll free 0120 198 433 Technical Support outside of Japan Dell Precision OptiPlex and Latitude 81 44 556 3894 Technical Support Dell PowerApp Dell PowerEdge Dell PowerConnect and Dell PowerVault toll free 0120 198 ...

Page 35: ...upport www dell com mx la techsupport dell com Technical Support 001 866 563 4425 Sales 50 81 8800 or 001 800 888 3355 Customer Service 001 877 384 8979 or 001 877 269 3383 Main 50 81 8800 or 001 800 888 3355 or 001 866 851 1754 Montserrat Online Support la techsupport dell com Technical Support Customer Service Sales toll free 1 866 278 6822 Netherlands Antilles Online Support la techsupport dell...

Page 36: ...les 1 877 537 3355 St Kitts and Nevis Online Support www dell com kn la techsupport dell com Technical Support Customer Service Sales toll free 1 866 540 3355 St Lucia Online Support www dell com lc la techsupport dell com Technical Support Customer Service Sales toll free 1 866 464 4352 St Vincent and the Grenadines Online Support www dell com vc la techsupport dell com Technical Support Customer...

Page 37: ... International Access Code 00 Country Code 41 City Code 22 Online Support support euro dell com Tech_support_central_Europe dell com Technical Support Home and Small Business 0844 811 411 Technical Support Corporate 0844 822 844 Customer Service Home and Small Business 0848 802 202 Customer Service Corporate 0848 821 721 Main 0848 335 599 Fax 022 799 01 90 Sales 022 799 01 01 Taiwan International ...

Page 38: ...0 Technical Support support dell com Home and Home Office toll free 1 800 624 9896 Portable and Desktop AutoTech toll free 1 800 247 9362 Small Business toll free 1 800 456 3355 Medium and Large Business toll free 1 877 671 3355 State and Local Government toll free 1 800 981 3355 Federal Government toll free 1 800 727 1100 Healthcare toll free 1 800 274 1550 K 12 Education toll free 1 888 977 3355...

Page 39: ...Back to Contents Page Venezuela Online Support www dell com ve la techsupport dell com Technical Support Customer Service Sales 0800 100 4752 ...

Page 40: ... computer do not change them Also referred to as system setup bit The smallest unit of data interpreted by your computer boot sequence Specifies the order of the devices from which the computer attempts to boot bootable CD A CD that you can use to start your computer In case your hard drive is damaged or your computer has a virus ensure that you always have a bootable CD or floppy disk available Y...

Page 41: ...n RAM and a device to bypass the processor docking device See APR DMTF Distributed Management Task Force A consortium of hardware and software companies who develop management standards for distributed desktop network enterprise and Internet environments domain A group of computers programs and devices on a network that are administered as a unit with common rules and procedures for use by a speci...

Page 42: ...s are organized and grouped Files in a folder can be viewed and ordered in various ways such as alphabetically by date and by size format The process that prepares a drive or disk for file storage When a drive or disk is formatted the existing information on it is lost FSB front side bus The data path and physical interface between the processor and RAM FTP file transfer protocol A standard Intern...

Page 43: ... time kHz kilohertz A measurement of frequency that equals 1000 Hz L LAN local area network A computer network covering a small area A LAN usually is confined to a building or a few nearby buildings A LAN can be connected to another LAN over any distance through telephone lines and radio waves to form a wide area network WAN LCD liquid crystal display The technology used by portable computer and f...

Page 44: ...l storage areas known as logical drives Each partition can contain multiple logical drives PC Card A removable I O card adhering to the PCMCIA standard Modems and network adapters are common types of PC Cards PCI peripheral component interconnect PCI is a local bus that supports 32 and 64 bit data paths providing a high speed data path between the processor and devices such as video drives and net...

Page 45: ...dom access memory A type of DRAM that is synchronized with the optimal clock speed of the processor serial connector An I O port often used to connect devices such as a handheld digital device or digital camera to your computer Service Tag A bar code label on your computer that identifies your computer when you access Dell Support at support dell com or when you call Dell for customer service or t...

Page 46: ...nce rather than relying on a metal sheath around each pair of wires to protect against interference UXGA ultra extended graphics array A video standard for video cards and controllers that supports resolutions up to 1600 x 1200 V video controller The circuitry on a video card or on the system board in computers with an integrated video controller that provides the video capabilities in combination...

Page 47: ...ollers that supports resolutions up to 1024 x 768 Z ZIF zero insertion force A type of socket or connector that allows a computer chip to be installed or removed with no stress applied to either the chip or its socket Zip A popular data compression format Files that have been compressed with the Zip format are called Zip files and usually have a filename extension of zip A special kind of zipped f...

Page 48: ...stalled in connectors DIMM1 and DIMM2 or l A memory module installed in connector DIMM1 or l For the mini tower computers only a pair of matched memory modules installed in connectors DIMM1 and DIMM2 and another matched pair installed in connectors DIMM3 and DIMM4 Be sure to install a single memory module in DIMM1 the connector closest to the processor before you install modules in the other conne...

Page 49: ... available for use by the operating system Removing Memory 1 Follow the procedures in Before You Begin 2 Carefully press out the securing clip at each end of the memory module connector 3 Remove the memory module If you are replacing a memory module see Installing Memory 4 Replace the computer cover see Replacing the Computer Cover Installing Memory 1 Follow the procedures in Before You Begin CAUT...

Page 50: ...y 7 Press F2 to enter system setup and check the value for System Memory The computer should have changed the value of System Memory to reflect the newly installed memory Verify the new total If it is correct skip to step 9 8 If the memory total is incorrect turn off and disconnect your computer and devices from their electrical outlets Open the computer cover and check the installed memory module...

Page 51: ...10 Run the Dell Diagnostics see Dell Diagnostics to verify that the memory modules are operating properly Back to Contents Page ...

Page 52: ...retention latch from the inside to pivot the latch open The latch will remain in the open position CAUTION Before you begin any of the procedures in this section follow the safety instructions located in the Product Information Guide NOTICE To prevent static damage to components inside your computer discharge static electricity from your body before you touch any of your computer s electronic comp...

Page 53: ...gently pull the securing tab 9 Place the card in the connector and press down firmly Ensure that the card is fully seated in the slot 1 card retention latch 2 alignment guide 3 card 4 card edge connector 5 card connector 6 release tab NOTE See the documentation that came with the card for information on configuring the card making internal connections or customizing it for your computer CAUTION So...

Page 54: ...on the back panel of the computer 15 If you installed an network adapter card and want to turn off the integrated network adapter a Enter system setup select Network Controller and change the setting to Off see System Setup b Connect the network cable to the network adapter card s connectors Do not connect the network cable to the integrated network connector on the back panel of the computer 16 I...

Page 55: ...n 9 Uninstall the card s driver See the documentation that came with the card for instructions 10 If you removed a sound card a Enter system setup select Audio Controller and change the setting to On see System Setup b Connect external audio devices to the audio connectors on the back panel of the computer 1 card retention latch 2 alignment guide 3 card 4 card edge connector 5 card connector 6 rel...

Page 56: ...apter card connector a Enter system setup select Network Controller and change the setting to On see System Setup b Connect the network cable to the integrated network connector on the back panel of the computer Back to Contents Page ...

Page 57: ...you begin any of the procedures in this section follow the safety instructions located in the Product Information Guide NOTICE To prevent static damage to components inside your computer discharge static electricity from your body before you touch any of your computer s electronic components You can do so by touching an unpainted metal surface on the computer chassis CAUTION Despite having a plast...

Page 58: ...in 1 corners of the processor and socket 1 center cover latch 2 processor cover 3 processor 4 socket 5 release lever NOTICE When replacing the processor do not touch any of the pins inside the socket or allow any objects to fall on the pins in the socket NOTICE Ground yourself by touching an unpainted metal surface on the back of the computer NOTICE When replacing the processor do not touch any of...

Page 59: ...k onto the heat sink assembly bracket b Rotate the heat sink assembly down towards the computer base and tighten the two captive screws 12 Replace the computer cover see Replacing the Computer Cover Back to Contents Page 7 front alignment notch 8 socket and processor pin 1 indicator 9 rear alignment notch NOTICE To avoid damage ensure that the processor aligns properly with the socket and do not u...

Page 60: ...rd drives to the connectors labeled SATA0 or SATA1 Connect SATA optical drives to SATA connectors on the system board see System Board Components 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 Drive Interface Connectors NOTE Due to the limited number of drive bays and controllers on this computer you will not be ab...

Page 61: ... Hard Drive Removing a Hard Drive 1 If you are replacing a hard drive that contains data you want to keep back up your files before you begin this procedure 2 Check the documentation for the drive to verify that it is configured for your computer 3 Follow the procedures in Before You Begin 4 Disconnect the power and data cables from the drive 1 interface cable connector 2 interface connector NOTIC...

Page 62: ...ation for the drive to verify that it is configured for your computer 3 If your replacement hard drive does not have the plastic hard drive bracket attached remove the bracket from the existing drive by unsnapping it from the drive Snap the bracket onto the new drive 1 data cable 2 hard drive system board connector 3 power cable 1 data cable 2 hard drive system board connector 3 power cable 1 hard...

Page 63: ... 8 Check all connectors to be certain that they are properly cabled and firmly seated 9 Replace the computer cover see Replacing the Computer Cover 10 If the drive you just installed is the primary drive insert a bootable medium into your boot drive See the documentation that came with the drive for instructions on installing any software required for drive operation 11 Enter system setup see Ente...

Page 64: ...e 5 Move the first hard drive from the upper bay to the lower bay a Disconnect the power and the data cables from the back of the first hard drive b Press in on the blue release tabs on each side of the drive and slide the first hard drive up and out of the upper bay c Gently slide the first hard drive into the lower bay until it clicks into place 6 Carefully slide the new hard drive into the uppe...

Page 65: ...the computer cover see Replacing the Computer Cover Drive Panel Inserts If you are installing a new floppy or optical drive instead of replacing a drive remove the drive panel inserts 1 Follow the procedures in Before You Begin 2 Remove the drive panel by sliding the drive release latch downward to open the panel Then remove it from the hinges 1 data cable 2 hard drive system board connector 3 pow...

Page 66: ...tach the drive panel to the front of the computer The drive panel only fits one way Floppy Drive 1 drive panel 2 release tab 3 drive panel insert 1 optical drive panel insert 2 floppy drive panel insert 3 holder for shoulder screws CAUTION Before you begin any of the procedures in this section follow the safety instructions located in the Product Information Guide ...

Page 67: ...loppy Drive 1 If you are replacing a floppy drive remove the shoulder screws from the existing drive and attach the screws to the replacement drive 2 If you are installing a new floppy drive remove the drive panel insert for the 3 5 inch drive bay remove the shoulder screws from the inside of the drive panel insert and attach the screws to the new drive 3 Align the shoulder screws on the floppy dr...

Page 68: ...sconnect the power and data cables from the back of the drive 3 Grasp the sliding plate lever and slide it towards the top of the computer until the drive panel snaps open while holding the lever in place slide the drive out of the computer 1 floppy drive 2 shoulder screws 4 3 shoulder screw slots 2 1 power cable 2 data cable 3 floppy drive connector DSKT CAUTION Before you begin any of the proced...

Page 69: ...nsert for your new drive remove the shoulder screws from the inside of the drive panel insert and attach the screws to the new drive 4 Check the documentation that accompanied the drive to verify that the drive is configured for your computer 5 Align the shoulder screws on the optical drive with the shoulder screw slots and slide the drive into the bay until it clicks into place 1 optical drive 2 ...

Page 70: ...vents 8 Replace the computer cover see Replacing the Computer Cover 9 Update your configuration information in system setup by setting the appropriate Drive option 0 or 1 under Drives See System Setup 10 Verify that your computer works correctly by running the Dell Diagnostics see Dell Diagnostics Back to Contents Page 1 power cable 2 data cable 3 SATA optical drive connector ...

Page 71: ...dures in this section follow the safety instructions located in the Product Information Guide CAUTION To guard against electrical shock always unplug your computer from the electrical outlet before removing the cover NOTE Note the routing of all cables as you remove them so that you can re route them correctly when installing the new I O panel NOTICE When sliding the I O panel out of the computer ...

Page 72: ...loor of the computer chassis 5 Slide the power supply toward the front of the computer by approximately 1 inch 6 Lift the power supply up and out of the computer 7 Slide the replacement power supply into place 8 Replace the screws that secure the power supply to the back of the computer chassis 9 Reconnect the DC power cables to the power supply CAUTION Before you begin any of the procedures in th...

Page 73: ... Connector P1 Pin Number Signal name 18 AWG Wire 1 3 3 VDC Orange 2 3 3 VDC Orange 3 GND Black 4 5 VDC Red 5 GND Black 6 5 VDC Red 7 GND Black 8 PS_PWRGOOD Gray 9 P5AUX Purple 10 V_12P0_DIG White 11 V_12P0_DIG White 12 3 3 VDC Orange 13 3 3VDC SE Orange 14 12 VDC Blue 15 GND Black 16 PWR_PS_ON Green 17 GND Black 18 GND Black 19 GND Black 20 NC NC ...

Page 74: ...GND Black Optional wire Use 22 AWG wire instead of 18 AWG wire Pin Number Signal Name 18 AWG Wire 1 GND Black 2 GND Black 3 12 VADC Yellow 4 12 VADC Yellow Pin Number Signal name 18 AWG Wire 1 3 3 VDC Orange 2 GND Black 3 5 VDC Red 4 GND Black 5 12 VBDC White Pin Number Signal Name 22 AWG Wire 1 5 VDC Red 2 GND Black 3 GND Black 4 12 VADC Yellow ...

Page 75: ...Back to Contents Page Pin Number Signal name 18 AWG Wire 1 12 VBDC White 2 GND Black 3 GND Black 4 5 VDC Red ...

Page 76: ...s leverage points 5 Remove the cover from the hinge tabs and set it aside on a soft nonabrasive 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 from the electrical outlet before removing the computer cover CAUTION...

Page 77: ...l 256 MB Maximum memory At 667 MHz or 800 MHz 4 GB BIOS address F0000h Computer Information Chipset Intel Q965 Express with the ICH8 chip Digital Office version Data bus width 64 bits Address bus width 32 bits DMA channels eight Interrupt levels 24 BIOS chip NVRAM 8 Mb NIC l Capable of 10 100 1000 communication l iAMT 2 1 Video Type Intel Graphics Media Accelerator 3000 or DVI add in card in PCI E...

Page 78: ...connectors Audio two connectors for line in microphone and line out two front panel connectors for headphones and microphone System board connectors SATA four 7 pin connectors Floppy drive 34 pin connector Serial 12 pin connector for optional second serial port card Fan 5 pin connector PCI 2 2 two 120 pin connectors Front panel 40 pin connector Key Combinations Ctrl Alt Del If you are running Micr...

Page 79: ...ower supply NOTE Power consumption can be zero when the computer is unplugged Wattage 305 W Heat dissipation 1041 BTU hr NOTE Heat dissipation is calculated based upon the power supply rating Voltage manual selection power supplies 90 to 135 V at 60 Hz 180 to 265 V at 50 Hz Backup battery 3 V CR2032 lithium coin cell Physical Height 41 4 cm 16 3 inches Width 18 5 cm 7 3 inches Depth 43 9 cm 17 3 i...

Page 80: ...ick Next 5 When the Now go to your old computer screen appears go to your old or source computer Do not click Next at this time To copy data from the old computer 1 On the old computer insert the Windows XP Operating System CD 2 On the Welcome to Microsoft Windows XP screen click Perform additional tasks 3 Under What do you want to do click Transfer files and settings 4 On the Files and Settings T...

Page 81: ...ck Next 6 Insert the removable media such as a writable CD and click OK 7 When the disk creation completes and the Now go to your old computer message appears do not click Next 8 Go to the old computer To copy data from the old computer 1 On the old computer insert the wizard disk 2 Click the Start button and click Run 3 In the Open field on the Run window browse to the path for fastwiz on the app...

Page 82: ... From My Old Computer to My New Dell Computer Using the Microsoft Windows XP Operating System NOTE Access to the Dell Knowledge Base document may not be available in some countries NOTE For complete documentation of Windows Vista refer to the Microsoft Windows Vista documentation The Windows Vista Help and Support provides online documentation Click the Start button and select Help and Support to ...

Page 83: ... 2 In the Log Off Windows window click Switch User When you use Fast User Switching programs that previous users were using remain running in the background which might decrease your computer s response time Also multimedia programs such as games and DVD software might not work with Fast User Switching For more information see the Windows Help and Support Center For information about how to access...

Page 84: ...ers or an Internet connection between computers in a home or small office 1 Click the Start button point to All Programs Accessories Communications and then click Network Setup Wizard 2 On the Network Setup Wizard welcome screen click Next 3 Click Checklist for creating a network 4 Complete the checklist and required preparations 5 Return to the Network Setup Wizard and follow the instructions on ...

Page 85: ...puter 4 Attach the computer stand if applicable For instructions see the documentation that came with the stand 5 Connect your computer and devices to electrical outlets and turn them on After you remove and replace the cover the chassis intrusion detector causes the following message to appear on the screen at the next computer start up ALERT Cover was previously removed 6 Reset the chassis intru...

Page 86: ... an exclamation point a yellow circle with a on the device icon If an exclamation point is next to the device name you may need to reinstall the driver see Reinstalling Drivers and Utilities or install a new driver Reinstalling Drivers and Utilities Using Windows XP Device Driver Rollback If a problem occurs on your computer after you install or update a driver use Windows XP Device Driver Rollbac...

Page 87: ... The Drivers and Utilities CD scans your computer s hardware and operating system and then displays a list of device drivers for your system configuration 5 Click the appropriate driver and follow the instructions to download the driver for your computer To view a list of all available drivers for your computer click Drivers in the Topic drop down menu To access the help files on the Drivers and U...

Page 88: ...ast System Restore 1 Click the Start button point to All Programs Accessories System Tools and then click System Restore 2 Click Undo my last restoration and click Next 3 Click Next The System Restore screen appears and the computer restarts 4 After the computer restarts click OK Enabling System Restore If you reinstall Windows XP with less than 200 MB of free hard disk space available System Rest...

Page 89: ...and you want to recover your current Windows XP data type r to select the repair option and remove the CD 4 If you want to install a new copy of Windows XP press Esc to select that option 5 Press Enter to select the highlighted partition recommended and follow the instructions on the screen The Windows XP Setup screen appears and the operating system begins to copy files and install the devices Th...

Page 90: ...k Next 14 When the How will this computer connect to the Internet message appears click Skip 15 When the Ready to register with Microsoft screen appears select No not at this time and click Next 16 When the Who will use this computer screen appears you can enter up to five users 17 Click Next 18 Click Finish to complete the setup and remove the CD 19 Reinstall the appropriate drivers with the Driv...

Page 91: ...e these checks CAUTION There is a danger of a new battery exploding if it is incorrectly installed Replace the battery only with the same or equivalent type recommended by the manufacturer Discard used batteries according to the manufacturer s instructions CAUTION Before you begin any of the procedures in this section follow the safety instructions in the Product Information Guide Replace the batt...

Page 92: ...rical outlets wait 10 to 20 seconds and then remove the computer cover see the appropriate Removing the Computer Cover section for your computer 2 Reinstall one of the cards that you removed previously See see appropriate Cards section for your computer 3 Close the computer cover reconnect the computer and devices to electrical outlets and then turn them on see Replacing the Computer Cover 4 Run t...

Page 93: ...ION To guard against electrical shock always unplug your computer from the electrical outlet before opening the cover NOTICE To prevent static damage to components inside your computer discharge static electricity from your body before you touch any of your computer s electronic components You can do so by touching an unpainted metal surface on the computer NOTE Connect the modem to an analog tele...

Page 94: ...s in this section follow the safety instructions in the Product Information Guide CAUTION To guard against electrical shock always unplug your computer from the electrical outlet before opening the cover NOTICE To prevent static damage to components inside your computer discharge static electricity from your body before you touch any of your computer s electronic components You can do so by touchi...

Page 95: ... the program is compatible with the operating system installed on your computer l Ensure that your computer meets the minimum hardware requirements needed to run the software See the software documentation for information l Ensure that the program is installed and configured properly l Verify that the device drivers do not conflict with the program l If necessary uninstall and then reinstall the p...

Page 96: ...ables if used and connect the mouse directly to the computer 3 Shut down the computer reconnect the mouse cable as shown in the Quick Reference Guide for your computer and then restart the computer Restart the computer 1 Simultaneously press Ctrl Esc to display the Start menu 2 Type u press the keyboard arrow keys to highlight Shut down or Turn Off and then press Enter 3 After the computer turns o...

Page 97: ...er light is off The computer is either turned off or is not receiving power l Reseat the power cable into both the power connector on the back of the computer and the electrical outlet l If the computer is plugged into a power strip ensure that the power strip is plugged into an electrical outlet and that the power strip is turned on Also bypass power protection devices power strips and power exte...

Page 98: ...ter ensure that the Print to the following port s setting is LPT1 Printer Port For a USB printer ensure that the Print to the following port s setting is USB Reinstall the printer driver See the printer documentation for instructions To restore the computer s system settings to their default values 1 Turn on or restart your computer 2 When Press F2 to Enter Setup appears in the upper right corner ...

Page 99: ...are connected to the computer s front panel headphone connector Test the electrical outlet Ensure that the electrical outlet is working by testing it with another device such as a lamp Enable digital mode Your speakers do not work if the CD drive is operating in analog mode 1 Click the Start button click Control Panel and then click Sounds Speech and Audio Devices 2 Click Sounds and Audio Devices ...

Page 100: ...u are using a video extension cable and removing the cable solves the problem the cable is defective l Swap the computer and monitor power cables to determine if the power cable is defective l Check the connector for bent or broken pins It is normal for monitor cable connectors to have missing pins Check the monitor power light If the power light is off firmly press the button to ensure that the m...

Page 101: ...al devices can cause the screen image to appear shaky Turn off nearby devices to check for interference Adjust the Windows display settings 1 Click the Start button click Control Panel and then click Appearance and Themes 2 Click Display and click the Settings tab 3 Try different settings for Screen resolution and Color quality ...

Page 102: ...e the chassis 3 Slide the chassis intrusion switch out of its slot and remove the switch and its attached cable from the computer Mini Tower Computer Replacing the Chassis Intrusion Switch 1 Gently slide the chassis intrusion switch into its slot and reconnect the cable to the system board 2 Replace the computer cover see Replacing the Computer Cover 3 If you are using a computer stand attach it t...

Page 103: ...ktop Then shut down your computer and try again 3 Select the Chassis Intrusion option and then press the left or right arrow key to select Reset Change the setting to On On Silent or Disabled 4 Press Alt b to restart the computer and implement your changes Back to Contents Page NOTE The default setting is On Silent ...

Page 104: ...ce the system board assembly that you just removed next to the replacement system board to ensure it is identical Replacing the System Board 1 Gently align the board into the chassis and slide it toward the back of the computer 2 Replace the screws on the system board 3 Replace any components and cables that you removed from the system board 4 Reconnect all cables to their connectors at the back o...

Page 105: ...Back to Contents Page ...

Page 106: ...s are registered trademarks of Microsoft Corporation IBM is a registered trademark of International Business Machines Corporation ENERGY STAR is a registered trademark of the U S Environmental Protection Agency As an ENERGY STAR partner Dell Inc has determined that this product meets the ENERGY STAR guidelines for energy efficiency Other trademarks and trade names may be used in this document to r...

Page 107: ...o a USB device It is recommended that you use the back USB connectors for devices that typically remain connected such as printers and keyboards 5 LAN indicator light This light indicates that a LAN local area network connection is established 6 diagnostic lights Use the lights to help you troubleshoot a computer problem based on the diagnostic code For more information see Diagnostic Lights 7 pow...

Page 108: ...attach headphones and most kinds of speakers 11 microphone connector Use the microphone connector to attach a microphone 1 cover release latch This latch allows you to open the computer cover 2 padlock ring Insert a padlock to lock the computer cover 3 voltage selection switch Your computer is equipped with a manual voltage selection switch To help avoid damaging a computer with a manual voltage s...

Page 109: ... Category 3 wiring force the network speed to 10 Mbps to ensure reliable operation 4 network activity light Flashes a yellow light when the computer is transmitting or receiving network data A high volume of network traffic may make this light appear to be in a steady on state 5 line out connector Use the green line out connector to attach headphones and most speakers with integrated amplifiers On...

Page 110: ...utlet before removing the computer cover NOTICE Be careful when opening the computer cover to ensure that you do not accidentally disconnect cables from the system board 1 optical drive 2 floppy drive 3 power supply 4 optional chassis intrusion switch 5 system board 6 heat sink assembly 7 hard drive 1 fan connector FAN 12 internal USB INTERNAL_USB 2 processor connector CPU 13 battery socket BATT 3...

Page 111: ...ector SLOT2 6 password jumper PSWD 17 PCI connector SLOT3 7 SATA drive connectors SATA0 SATA1 SATA4 SATA5 18 serial connector SER2 8 manufacturing mode jumper MFG_MODE 19 floppy drive connector DSKT 9 front panel connector FNT_PANEL 20 system board speaker BEEP 10 power connector POWER 21 speaker connector INT_SPKR 11 intrusion switch connector INTRUDER ...

Page 112: ...ait until you see the Microsoft Windows desktop Then shut down your computer and try again 3 When the boot device list appears highlight Boot to Utility Partition and press Enter 4 When the Dell Diagnostics Main Menu appears select the test you want to run see Dell Diagnostics Main Menu Starting the Dell Diagnostics From the Drivers and Utilities CD Optional 1 Insert the Drivers and Utilities CD o...

Page 113: ...odically Custom Test Tests a specific device You can customize the tests you want to run Symptom Tree Lists the most common symptoms encountered and allows you to select a test based on the symptom of the problem you are having NOTE The Service Tag for your computer is located at the top of each test screen If you contact Dell technical support will ask for your Service Tag Your computer s Service...

Page 114: ... after the computer successfully boots to the operating system Plug the computer into a working electrical outlet and press the power button A possible BIOS failure has occurred the computer is in the recovery mode Run the BIOS Recovery utility wait for recovery completion and then restart the computer A possible processor failure has occurred Reinstall the processor and restart the computer Memor...

Page 115: ...l Check the computer message that appears on your monitor screen l If the problem persists contact Dell see Contacting Dell After POST is complete all four diagnostic lights turn green briefly before turning off to indicate normal operating condition None Light Pattern Problem Description Suggested Resolution Code Cause 1 1 2 Microprocessor register failure 1 1 3 NVRAM read write failure 1 1 4 ROM...

Page 116: ...d at checkpoint nnnn For help in resolving this problem please note this checkpoint and contact Dell Technical Support Contact Dell see Contacting Dell and report the checkpoint code nnnn to the support technician Alert Air temperature sensor not detected Ensure that all cables are securely fastened to the I O panel and to the system board and reboot your computer If this does not resolve the prob...

Page 117: ...value expecting value Memory odd even logic failure at address read value expecting value Memory write read failure at address read value expecting value Memory size in CMOS invalid See Lockups and Software Problems No boot device available l If the floppy drive is your boot device ensure that a bootable floppy disk is in the drive l If the hard drive is your boot device ensure that the cables are...

Page 118: ...floppy disk or hard drive Seek error See Drive Problems Shutdown failure Run the Dell Diagnostics see Dell Diagnostics Time of day clock stopped Time of day not set please run the System Setup program Enter system setup see Entering System Setup and correct the date or time If the problem persists replace the battery see Replacing the Battery Timer chip counter 2 failed Run the Dell Diagnostics se...

Page 119: ...ation point or a red X if the device has been disabled 5 Double click any device marked with an exclamation point to display the Properties window The Device status area in the Properties window reports the devices that need to be re configured 6 Reconfigure the devices or remove the devices from the Device Manager See the documentation that came with the device for information on configuring the ...

Page 120: ...are products from parts and components that are new or equivalent to new in accordance with industry standard practices For information about the Dell warranty for your computer see the Product Information Guide or separate paper warranty document that shipped with your computer Back to Contents Page ...

Search results

Summary of Contents for OptiPlex 745c

Reviews:

Related manuals for OptiPlex 745c

Brands by name

Popular brands

Dell OptiPlex 745c, User Manual

Search results

Summary of Contents for OptiPlex 745c

Reviews:

Related manuals for OptiPlex 745c

Brands by name

Popular brands