Instruction/ maintenance manual of the product 740-DT Dell
Go to page of 217
Dell™OptiPlex™740User'sGuide Back to Contents Page Mini Tower Computer Desktop Computer Small Form Factor Computer.
Back to Contents Page Advanced Features Dell™OptiPlex™740Systems User's Guide LegacySelect Technology Control LegacySelect technology control offers legacy - full, legacy - reduced, or legacy - free solutions based on common platforms, hard - drive images, and help desk procedures.
A managed system is one that has Dell OpenManage Client Instrumentation set up on a network that uses IT Assistant. For information about Dell OpenManage Client Instrumentation, see the Dell OpenManage Client Instrumentation User's Guide available on the Dell Support website at support.
Option Settings You cannot change or enter a new system password if either of the following two options is displayed: l Set — A system password is assigned. l Disabled — The system password is disabled by a jumper setting on the system board.
Deleting or Changing an Existing System Password 1. Enter system setup (see Entering System Setup). 2. Highlight System Password and press <Enter>. 3. When prompted, type the system password. 4. Press <Enter> twice to clear the existing system password.
To change an existing administrator password, you must know the administrator password. 1. Enter system setup (see Entering System Setup ). 2. Type the administrator password at the prompt. 3. Highlight Admin Password and press the left - or right - arrow key to delete the existing administrator password.
l To read the current amount of memory or set the type of hard drive installed Before you use system setup, it is recommended that you write down the system setup screen information for future reference. Entering System Setup 1. Turn on (or restart) your computer.
( Internal default) NOTE: If USB is selected, ensure that USB Controller setup option under Onboard Devices is set to On . SATA 0 through SATA n Identifies and enables and disables the drives attached to the SATA connectors on the system board and lists the capacities for the hard drives.
Video ( Auto default) selection only matters if there are two video controllers present. When Auto is selected, the add - in video controller will be used.
Changing Boot Sequence for the Current Boot You can use this feature, for example, to restart your computer to a USB device, such as a floppy drive, memory key, or CD - RW drive. 1. If you are booting to a USB device, connect the USB device to a USB connector (see Front View for mini tower computers, or Front View for desktop computers).
Changing Boot Sequence for Future Boots 1. Enter system setup (see Entering System Setup ). 2. Use the left - and right - arrow keys to highlight the Boot menu option, then press <Enter> to access the menu.
Clearing Forgotten Passwords 1. Follow the procedures in Before You Begin . 2. If clearing the password on a small form factor computer, remove the hard drive (see Drives ). 3. Locate the 2 - pin password jumper (PSWD) on the system board, and remove the jumper to clear the password (see Jumper Settings ).
15. Connect your computer and devices to electrical outlets, and turn them on. 16. Assign a new system and/or administrator password. Clearing CMOS Settings 1. Follow the procedures in Before You Begin . 2. If clearing the CMOS setting on a small form factor computer, remove the hard drive (see Removing a Hard Drive ).
About RAID Configurations This section provides an overview of the RAID configuration that you may have selected when you purchased your computer. A number of RAID configurations are available in the computer industry for different types of uses.
RAID Level 1 Configuration RAID level 1 uses a data - redundancy storage technique known as mirroring to enhance data integrity. When data is written to the primary drive, the data is also duplicated, or mirrored , on the second drive in the configuration.
3. Press <Ctrl><n> when prompted to enter the RAID BIOS. The Define a New Array window appears. 4. Press <Tab> to navigate to the RAID Mode field. To create a RAID 0 configuration, use the arrow keys to select Striping . To create a RAID 1 configuration, use the arrow keys to select Mirroring .
5. Click Custom , then click Next . 6. Use the drop - down box to select Striping (RAID 0) or Mirroring (RAID 1). 7. Click Next . The Free Disk Selection window appears. 8. Click to select the drives that will make up the RAID configuration, click Next , and then click Next again.
The NVIDIA Convert Array Wizard appears. 4. Click Next . 5. Under RAID Mode Selection , select Mirroring or Striping from the drop - down menu. 6. Click Next . 7. Under Free Disk Selection , select the hard drive(s) you want to include in the (migrated) array by clicking the checkbox beside it.
Back to Contents Page Battery Dell™OptiPlex™740Systems User's Guide Replacing the Battery Replacing the Battery A coin - cell battery maintains computer configuration, date, and time information. The battery can last several years.
6. Install the new system battery. a. Support the battery connector by pressing down firmly on the positive side of the connector. b. Hold the battery with the "+" facing up, and slide it under the securing tabs at the positive side of the connector.
Back to Contents Page Before You Begin Dell™OptiPlex™740Systems User's Guide Recommended Tools Turning Off Your Computer Before Working Inside Your Computer This chapter provides procedures for removing and installing the components in your computer.
2. Disconnect any telephone or telecommunication lines from the computer. 3. Disconnect your computer and all attached devices from their electrical outlets, and then press the power button to ground the system board. 4. If applicable, remove the computer stand (for instructions, see the documentation that came with the stand).
Back to Contents Page Cleaning Your Computer Dell™Optiplex™740Systems User's Guide Computer, Keyboard, and Monitor Mouse Floppy Drive CDs and DVDs Computer, Keyboard, and Monitor l Use a can of compressed air to remove dust from between the keys on the keyboard.
Clean your floppy drive using a commercially available cleaning kit. These kits contain pretreated floppy disks to remove contaminants that accumulate during normal operation. CDs and DVDs If you notice problems, such as skipping, with the playback quality of your CDs or DVDs, try cleaning the discs.
Back to Contents Page Desktop Computer Dell™Optiplex™740Systems User's Guide About Your Desktop Computer Inside Your Computer About Your Desktop Computer Front View 1 USB 2.
Back View Back - Panel Connectors 10 floppy drive Insert a floppy disk into this drive. 11 optical drive Insert media (if supported) into this drive.
Inside Your Computer adapter connector end of a network cable to either a network jack or your network or broadband device. Connect the other end of the network cable to the network adapter connector on the back panel of your computer. A click indicates that the network cable has been securely attached.
System Board Components 1 drive release latch 2 optical drive 3 power supply 4 chassis intrusion switch (optional) 5 system board 6 card slots 7 heat sink assembly 8 front I/O panel 1 spea.
Back to Contents Page .
Back to Contents Page PCI, PCI Express Cards, and PS/2 Serial Port Adapters PCI, PCI Express Cards, and PS/2 Serial Port Adapters YourDell™computersupportsaPS/2seria.
6. Place the card in the connector and press down firmly. Ensure that the card is fully seated in the slot. 7. Secure the card(s) by closing the card retention latch and snapping it into place. 8. Connect any cables that should be attached to the card.
5. If you are removing the card permanently, install a filler bracket in the empty card - slot opening. 6. Before you close the card retention mechanism, ensure that: l The tops of all cards and filler brackets are flush with the alignment bar.
4. If you are installing a new card, remove the filler bracket to create an empty card - slot opening. 5. If you are replacing a card that is already installed in the computer, remove the card. 6. If necessary, disconnect any cables connected to the card.
a. Align the tabs in the side of the riser - card cage with the slots on the side of the computer, and slide the riser - card cage down into place. b. Ensure that the riser - card connectors are fully seated in the connectors on the system board.
3. Gently lift the release tab on the card retention latch from the inside to pivot the latch open. Pivot the latch until it snaps into the open position. 4. If necessary, disconnect any cables connected to the card. 5. Grasp the card by its top corners, and ease it out of its connector.
11. Uninstall the card's driver. See the documentation that came with the card for instructions. 12. If you removed a sound card: a. Enter system setup, select Integrated Audio from the Onboard Devices group, and change the setting to On (see System Setup ).
7. Connect any cables that should be attached to the card. 8. Before you close the card retention mechanism, ensure that: l The tops of all cards and filler brackets are flush with the alignment bar. l The notch in the top of the card or filler bracket fits around the alignment guide.
11. If you installed a sound card: a. Enter system setup, select Integrated Audio from the Onboard Devices group, and change the setting to Off (see System Setup ).
7. If you are removing the card permanently, install a filler bracket in the empty card - slot opening. 8. Before you close the card retention mechanism, ensure that: l The tops of all cards and filler brackets are flush with the alignment bar.
4. If you are installing a new card, remove the filler bracket to create an empty card - slot opening. If you are replacing a card that is already installed in the computer, remove the card. If necessary, disconnect any cables connected to the card.
8. Secure the card(s) by closing the card retention latch and snapping it into place. 9. Replace the riser - card cage: a. Align the tabs in the side of the riser - card cage with the slots on the side of the computer, and slide the riser - card cage down into place.
Removing a PCI Express Card From the Riser - Card Cage 1. Follow the procedures in Before You Begin . 2. Remove the riser - card cage: a. Check any cables connected to cards through the back - panel openings. Disconnect any cables that will not reach the riser - card cage once they are removed from the computer.
10. Replace the riser - card cage: a. Align the tabs in the side of the riser - card cage with the slots on the side of the computer, and slide the riser - card cage down into place. b. Ensure that the riser - card connectors are fully seated in the connectors on the system board.
5. Before you close the card retention mechanism, ensure that: l The tops of all cards and filler brackets are flush with the alignment bar. l The notch in the top of the card or filler bracket fits around the alignment guide. 6. Secure the card(s) by closing the card retention latch and snapping it into place.
Installing a Serial Port Adapter in the Riser - Card Cage 1. Follow the procedures in Before You Begin . 2. Remove the riser - card cage: a. Check any cables connected to cards through the back - panel openings. Disconnect any cables that will not reach the riser - card cage once they are removed from the computer.
16. Install any drivers required for the serial port adapter. Removing a Serial Port Adapter From the Riser - Card Cage 1. Follow the procedures in Before You Begin . 2. Remove the riser - card cage: a. Check any cables connected to cards through the back - panel openings.
Back to Contents Page Dell™Optiplex™740Systems User's Guide Processor Processor Removing the Processor 1. Follow the procedures in Before You Begin . 2. Loosen the captive screw on each side of the heat sink assembly.
5. Remove the processor from the socket. Leave the release lever extended in the release position so that the socket is ready for the new processor, and go to Installing the Processor . Installing the Processor 1. Follow the procedures in Before You Begin .
5. Set the processor lightly in the socket and ensure that the processor is positioned correctly. 6. While lightly pressing down on the processor, rotate the release lever back toward the system board until it snaps into place, securing the processor.
.
Back to Contents Page Drives Drives Your computer supports: l One SATA hard drive l One optional floppy drive or media card reader or one second SATA hard drive l One optional optical (CD or DVD) drive General Installation Guidelines Connect the SATA hard drive to the connector labeled "SATA0.
Connecting and Disconnecting Drive Cables When connecting and disconnecting a SATA data cable, hold the cable by the black connector at each end. Optical Drive Removing an Optical Drive 1. Follow the procedures in Before You Begin.
4. Disconnect the power and data cables from the back of the drive. 5. If you are not replacing the optical drive at this time, install the optical drive insert by lowering it into the drive bay until it clicks into place. Contact Dell if you need a drive bay insert.
8. Replace the computer cover (see Replacing the Computer Cover). 9. Update your configuration information by setting the appropriate Drive option ( 0 or 1 ) under Drives . See Entering System Setup for more information. 10. Verify that your computer works correctly by running the Dell Diagnostics (see Dell Diagnostics ).
4. Attach the power and floppy - drive cables to the floppy drive. 5. Connect the floppy drive cable to the DSKT connector on the system board (see System Board Components for the connector locations). 6. Align the shoulder screws with the screw guides, and slide the drive into the bay until it clicks into place.
3. Pull up on the drive release latch and slide the media card reader towards the back of the computer. Then, lift up to remove the media card reader from the computer. 4. Disconnect the media card reader cable from the back of the media card reader.
7. Replace the optical drive (see Installing an Optical Drive ). 8. Check all cable connections, and fold cables out of the way to provide airflow for the fan and cooling vents. 9. Replace the computer cover (see Replacing the Computer Cover ).
6. Lift the drive out of the computer and disconnect the power and hard - drive cables from the drive. Installing a Hard Drive 1. Unpack the replacement hard drive, and prepare it for installation.
4. Connect the power and data cables to the drive. 5. Locate the correct slot for the drive, and slide the drive into the bay until it clicks into place.
1. Check the documentation or the drive to verify that it is configured for your computer. 2. Follow the procedures in Before You Begin. 3. Remove the computer cover (see Removing the Computer Cover). 4. Remove the optical drive (if your configuration has one) (see Removing an Optical Drive ).
11. If you have installed a replacement second hard drive, complete step12 through step16 . 12. Enter system setup, and update the SATA port option under the Drives option list (see Entering System Setup ). 13. Exit system setup, and reboot the computer.
Dell™OptiPlex™740User'sGuide Models: DCSM, DCNE, and DCCY Notes, Notices, and Cautions Information in this document is subject to change without notice. © 2007 - 2008DellInc.Allrightsreserved. Reproduction in any manner whatsoever without the written permission of Dell Inc.
Back to Contents Page I/O Panel I/O Panel Removing the I/O Panel 1. Follow the procedures in Before You Begin . 2. Remove the cable from the I/O panel by pulling on the pull - loop. 3. Remove the screw that secures the I/O panel to the desktop computer.
Back to Contents Page Power Supply Power Supply Replacing the Power Supply 1. Follow the procedures in Before You Begin . 2.
12. Replace the computer cover (see Replacing the Computer Cover ). 13. Connect the AC power cable to the AC power connector. DC Power Connectors DC Power Connector P1 Pin Number Signal name 18 - AWG Wire 1 +3.3 VDC Orange 2 +3.
DC Power Connector P2 DC Power Connector P3 DC Power Connector P4 DC Power Connector P5 and P6 *Use 22 - AWG wire instead of 18 - AWG wire.
Back to Contents Page .
Back to Contents Page Dell™Optiplex™740Systems User's Guide Removing the Computer Cover Removing the Computer Cover 1. Follow the procedures in Before You Begin . 2. If you have installed a padlock through the padlock ring on the back panel, remove the padlock.
Back to Contents Page Dell™Optiplex™740Systems User's Guide Desktop Computer (Model # DCNE) Specifications Desktop Computer (Model # DCNE) Specifications Microprocesso.
NIC integrated network interface with ASF 1.03 and 2.0 support as defined by DMTF Capable of 10/100/1000 communication Video Type nVidia integrated video (DirectX 9.0c Shader Model 3.0 Graphics Processing Unit) or PCI Express x16 graphics card or DVI graphics card Audio Type Sigma Tel 9200 CODEC (2.
Optional PS/2 with secondary serial port adapter two 6 - pin mini - DINs NOTE: This option uses one of the PCI slots. Optional DVI 36 - pin connector NOTE: This option uses one of the PCI slots. USB two front - panel and five back - panel USB 2.
Back to Contents Page Heat dissipation 955.39 BTU/hr maximum Voltage manual selection power supplies — 90 to 135 V at 50/60Hz;180to265Vat50/60Hz Backup battery 3- V CR2032 lithium coin cell Physical Height 11.4 cm (4.
Back to Contents Page Dell™Optiplex™740Systems User's Guide Speaker Speaker Installing a Speaker 1. Follow the procedures in Before You Begin . 2. Remove the cover of your computer (see Removing the Computer Cover ).
Back to Contents Page FCC Regulatory Model (U.S. Only) Dell™Optiplex™740Systems User's Guide The following information is provided on the device or devices covered in this docume.
Back to Contents Page Finding Information Dell™Optiplex™740Systems User's Guide NOTE: Some features or media may be optional and may not ship with your computer. Some features or media may not be available in certain countries. NOTE: Additional information may ship with your computer.
located on your computer. Your computer's Service Tag contains both a Service Tag number and an Express Service Code. l Use the Service Tag to identify your computer when you use support.dell.com or contact support. l Enter the Express Service Code to direct your call when contacting support.
Back to Contents Page NOTE: DSS may or may not be available for your computer model. l Software upgrades and troubleshooting hints — Frequently asked questions, hot topics, and general health of your computing environment Dell Support 3 Dell Support 3 is an automated upgrade and notification system installed on your computer.
Back to Contents Page Getting Help Dell™Optiplex™740Systems User's Guide Obtaining Assistance Problems With Your Order Product Information Returning Items for Warranty Repair or Credit Before You Call Contacting Dell Obtaining Assistance 1.
la - techsupport@dell.com (Latin America and Caribbean countries only) apsupport@dell.com (Asian/Pacific countries only) support.jp.dell.com (Japan only) support.euro.dell.com (Europe only) l Electronic Quote Service apmarketing@dell.com (Asian/Pacific countries only) sales_canada@dell.
Returns that are missing any of the preceding requirements will be refused at Dell's receiving dock and returned to you. Before You Call Remember to fill out the Diagnostics Checklist (see Diagnostics Checklist ). If possible, turn on your computer before you call Dell for assistance and call from a telephone at or near the computer.
Back to Contents Page Glossary Terms in this Glossary are provided for informational purposes only and may or may not describe features included with your particular computer. A AC — alternating current — The form of electricity that powers your computer when you plug the AC adapter power cable in to an electrical outlet.
but you can write to CD - R discs only once. CD - RW/DVD drive — A drive, sometimes referred to as a combo drive, that can read CDs and DVDs and write to CD - RW (rewritable CDs) and CD - R (recordable CDs) discs. You can write to CD - RW discs multiple times, but you can write to CD - R discs only once.
ENERGY STAR ® — Environmental Protection Agency requirements that decrease the overall consumption of electricity. EPP — enhanced parallel port — A parallel connector design that provides bidirectional data transmission. ESD — electrostatic discharge — A rapid discharge of static electricity.
I IC — integrated circuit — A semiconductor wafer, or chip, on which thousands or millions of tiny electronic components are fabricated for use in computer, audio, and video equipment. IDE — integrated device electronics — An interface for mass storage devices in which the controller is integrated into the hard drive or CD drive.
Mini PCI — A standard for integrated peripheral devices with an emphasis on communications such as modems and NICs. A Mini PCI card is a small external card that is functionally equivalent to a standard PCI expansion card. Mini - Card — A small card designed for integrated peripherals, such as communication NICs.
RAM — random - access memory — The primary temporary storage area for program instructions and data. Any information stored in RAM is lost when you shut down your computer. readme file — A text file included with a software package or hardware product.
SXGA+ — super - extended graphics array plus — A video standard for video cards and controllers that supports resolutions up to 1400 x 1050. system board — The main circuit board in your computer. Also known as the motherboard . system setup — A utility that serves as an interface between the computer hardware and the operating system.
write - protected — Files or media that cannot be changed. Use write - protection when you want to protect data from being changed or destroyed. To write - protect a 3.5 - inch floppy disk, slide its write - protect tab to the open position. WWAN — wireless wide area network.
Back to Contents Page Memory Dell™Optiplex™740Systems User's Guide DDR2 Memory Overview Addressing Memory With 4 - GB or Greater Configurations (32 - bit Operating Systems Only) Removing Memory Installing Memory Your computer supports non - ECC DDR2 memory only.
Addressing Memory With 4 - GB or Greater Configurations (32 - bit Operating Systems Only) This computer supports a maximum of 8 GB of memory. Current 32 - bit operating systems, such as Microsoft .
Installing Memory 1. Follow the procedures in Before You Begin . 2. If you are using: l a desktop computer: remove the optical drive (see Removing an Optical Drive ).
6. If you are using: l a desktop computer: replace the optical drive (see Installing an Optical Drive ). l a small form factor computer: first replace the floppy drive or media card reader (see Installing a Floppy Drive or Media Card Reader ) and then replace the optical drive (see Installing an Optical Drive ).
Back to Contents Page PCI, PCI Express Cards, and PS/2 Serial Port Adapters PCI, PCI Express Cards, and PS/2 Serial Port Adapters YourDell™computersupportsaPS/2serialadapterandprovidesthefollowingconnectorsforPCIandPCIExpresscards.
5. Prepare the new card for installation. 6. Place the card in the connector and press down firmly. Ensure that the card is fully seated in the slot. 7. Secure the card(s) by closing the card retention latch and snapping it into place.
3. If necessary, disconnect any cables connected to the card. 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. 6.
a. Enter system setup, select Integrated NIC from the Onboard Devices group, 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. PCI Express Cards Your computer supports one PCI Express x16 card and one PCI Express x1 card.
6. Place the card in the connector and press down firmly. Ensure that the card is fully seated in the slot. 7. Before you close the card retention mechanism, ensure that: l The tops of all cards and filler brackets are flush with the alignment bar.
Removing a PCI Express x1 Card 1. Follow the procedures in Before You Begin . 2. Gently push the release tab on the card retention latch from the inside to pivot the latch open. The latch will remain in the open position. 3. If necessary, disconnect any cables connected to the card.
5. Connect any cables that should be attached to the card. 6. Before you close the card retention mechanism, ensure that: l The tops of all cards and filler brackets are flush with the alignment bar. l The notch in the top of the card or filler bracket fits around the alignment guide.
a. Enter system setup, select Integrated Audio from the Onboard Devices group, and change the setting to Off (see System Setup ). b. Connect external audio devices to the sound card's connectors. Do not connect external audio devices to the line - in connector on the back panel of the computer (see Back - Panel Connectors ).
7. If you are removing the card permanently, install a filler bracket in the empty card - slot opening. 8. Before you close the card retention mechanism, ensure that: l The tops of all cards and filler brackets are flush with the alignment bar.
3. Remove the filler bracket (if applicable). 4. Align the PS/2 serial - port adapter bracket in the retention slot and press down firmly. Ensure that the adapter is fully seated in the slot. Before you close the card retention mechanism, ensure that: l The tops of all adapters and filler brackets are flush with the alignment bar.
1. Follow the procedures in Before You Begin . 2. Gently push the release tab on the card retention latch from the inside to pivot the latch open. The latch will remain in the open position. 3. Disconnect the PS/2 serial adapter cable from the system board (see System Board Components ).
Back to Contents Page Dell™Optiplex™740Systems User's Guide Processor Processor Removing the Processor 1. Follow the procedures in Before You Begin . 2. Loosen the captive screw on each side of the heat sink assembly.
5. Remove the processor from the socket. Leave the release lever extended in the release position so that the socket is ready for the new processor and go to Installing the Processor . Installing the Processor 1. Follow the procedures in Before You Begin .
5. Set the processor lightly in the socket and ensure that the processor is positioned correctly. 6. While lightly pressing down on the processor, rotate the release lever back toward the system board until it snaps into place, securing the processor.
10. Replace the computer cover (see Replacing the Computer Cover ). Back to Contents Page .
Back to Contents Page Dell™Optiplex™740Systems User's Guide Drives Drives Your computer supports: l Two SATA (Serial ATA) hard drives l One optional floppy drive o.
Interface connectors are keyed for correct insertion. Power Cable Connectors Connecting and Disconnecting Drive Cables When connecting and disconnecting a SATA data cable, hold the cable by the black connector at each end. Hard Drive Removing a Hard Drive 1.
4. Press in on the blue release tabs on each side of the drive and slide the drive up and out of the computer. Installing a Hard Drive 1. Unpack the replacement hard drive, and prepare it for installation. 2. Follow the procedures in Before You Begin .
4. Carefully slide the hard drive into the drive bay until it clicks into place. 5. Connect the power and hard - drive cables to the drive. 6. Check all connectors to be certain that they are properly cabled and firmly seated. 7. Replace the computer cover (see Replacing the Computer Cover ).
11. Partition and logically format your drive before you proceed to the next step. See the documentation for your operating system for instructions. 12. Test the hard drive by running the Dell Diagnostics (see Dell Diagnostics ). 13. If the drive you just installed is the primary drive, install your operating system on the hard drive.
8. Locate and connect a SATA cable to the SATA1 connector on the system board (see System Board Components for mini tower computers). 9. Replace the computer cover (see Replacing the Computer Cover ).
3. Select the drive - panel insert in front of the drive bay that you want to use. 4. Gently press the release tab of the insert to remove it from the drive panel. 5. Reattach the drive panel to the front of the computer. The drive panel only fits one way.
Floppy Drive Removing the Floppy Drive 1. Follow the procedures in Before You Begin . 2. Remove the drive panel by sliding the drive release latch in the direction indicated on the latch to open the panel. Then remove it from the hinges.
4. Attach the power and floppy - drive data cables to the floppy drive. 5. Connect the flopp - drive data cable to the DSKT connector on the system board (see System Board Components for the connector location). 6. Install the drive panel to the front of the computer.
1. Follow the procedures in Before You Begin . 2. Remove the drive panel by sliding the drive release latch in the direction indicated on the latch to open the panel. Then remove it from the hinges. 3. Disconnect the media card reader cable from the back of the media card reader.
6. Install the drive panel to the front of the computer. The drive panel only fits one way (see Drive - Panel Inserts ). 7. Replace the computer cover (see Replacing the Computer Cover ). 8. Enter system setup and use the Diskette Drive option to enable your new media card reader (see Entering System Setup ).
4. 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. 5. Connect the power and optical drive cables to the drive. 6. Connect the drive cable to SATA2 or SATA3 on the system board (see System Board Components for mini tower computers).
4 Back to Contents Page .
Back to Contents Page Dell™OptiPlex™740User'sGuide Models: DCSM, DCNE, and DCCY Notes, Notices, and Cautions Information in this document is subject to change without notice. © 2007 - 2008DellInc.Allrightsreserved.
Back to Contents Page Dell™Optiplex™740Systems User's Guide I/O Panel I/O Panel Removing the I/O Panel 1. Follow the procedures in Before You Begin . 2. Remove the screw that secures the I/O panel. Press on the release button and slide the card away from the front of the computer.
.
Back to Contents Page Dell™Optiplex™740Systems User's Guide Power Supply Power Supply Replacing the Power Supply 1. Follow the procedures in Before You Begin . 2. Disconnect the DC power cables from the system board and the drives.
9. Reconnect the DC power cables to the system board and drives. 10. Replace the computer cover (see Replacing the Computer Cover ). 11. Connect the AC power cable to the AC power connector. DC Power Connectors DC Power Connector P1 Pin Number Signal name 18 - AWG Wire 1 +3.
DC Power Connector P2 DC Power Connectors P3, P5, P8, and P9 DC Power Connector P7 Back to Contents Page 18 GND Black 19 GND Black 20 NC NC 21 +5 VDC Red 22 +5 VDC Red 23 +5 VDC Red 24.
Back to Contents Page Dell™Optiplex™740Systems User's Guide Removing the Computer Cover Removing the Computer Cover 1. Follow the procedures in Before You Begin . 2. Lay the computer on its side as shown in the illustration.
Back to Contents Page Mini Tower Computer (Model #DCSM) Specifications Mini Tower Computer (Model #DCSM) Specifications . Microprocessor Microprocessor type AMDPhenom™processors NOTE: The AMD Phenom processor requires the 8 - Mb NVRAM chip and is therefore available only on models that include the 8 - Mb NVRAM chip.
Capable of 10/100/1000 communication Video Type nVidia integrated video (DirectX 9.0c Shader Model 3.0 Graphics Processing Unit) or PCI Express x16 graphics card or DVI graphics card Audio Type Sigma Tel 9200 CODEC (2.
NOTE: This option uses one of the PCI slots. USB two front - panel and five back - panel USB 2.0 – compliant connectors Audio two connectors for line - in and line - out; two front - panel connector.
Back to Contents Page Physical Height 41.4 cm (16.3 inches) Width 18.5 cm (7.3 inches) Depth 43.9 cm (17.3 inches) Weight 12.34 kg (27.2 lb) Environmental Temperature: Operating 10°to.
Back to Contents Page Dell™Optiplex™740Systems User's Guide Speaker Speaker Installing a Speaker 1. Follow the procedures in Before You Begin . 2. Remove the computer cover (see Removing the Computer Cover ).
4. Remove the speaker from the chassis of the computer. 5. Replace the computer cover. 6. Turn on power to the computer. Back to Contents Page .
Back to Contents Page Microsoft ® Windows ® XP and Windows Vista ® Features Transferring Information to a New Computer User Accounts and Fast User Switching Settin.
1. On the old computer, insert the Windows XP Operating System media. 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 ® Next . 4. On the Which computer is this? screen, click Old Computer ® Next .
8. Click Finish . To transfer data to the new computer: 1. On the Now go to your old computer screen on the new computer, click Next . 2. On the Where are the files and settings? screen, select the method you chose for transferring your settings and files and click Next .
Fast User Switching Fast User Switching allows multiple users to access one computer without requiring the previous user to log off. Windows Vista 1. Click the Windows Vista Start button and then click Transfer files and settings ® Start Windows Easy Transfer.
Network Setup Wizard Windows Vista 1. Click the Windows Vista Start button and then click Connect To ® Set up a connection or network . 2. Select an option under Choose a connection option . 3. Click Next , and then follow the instructions in the wizard.
Back to Contents Page Replacing the Computer Cover Dell™Optiplex™740Systems User's Guide 1. Ensure that all cables are connected, and fold cables out of the way. Gently pull the power cables toward you so that they do not get caught underneath the drives.
Back to Contents Page PCI, PCI Express Cards, and PS/2 Serial Port Adapters PCI, PCI Express Cards, and PS/2 Serial Port Adapters YourDell™computersupportsaPS/2seria.
6. Place the card in the connector and press down firmly. Ensure that the card is fully seated in the slot. 7. Before closing the card retention latch, ensure that: l The tops of all c.
2. Gently lift the release tab on the card retention latch from the inside and pivot the latch open. 3. If necessary, disconnect any cables connected to the card. 4. Grasp the card by its top corners, and ease it out of its connector. 5.
Installing a PCI Express x16 Card or DVI Card 1. Follow the procedures in Before You Begin . 2. Gently lift the release tab on the card retention latch from the inside and pivot the latch open. 3. If you are installing a new PCI Express x16 card or DVI card, remove the filler bracket to create a card - slot opening.
7. Connect any cables that should be attached to the card. 8. Before you close the card retention mechanism, ensure that: l The tops of all cards and filler brackets are flush with the alignment bar. l The notch in the top of the card or filler bracket fits around the alignment guide.
6. While pressing the lever, pull the removal pull tab up and remove the card out of the card connector. 7. If you are removing the card permanently, install a filler bracket in the empty card - slot opening.
13. If you removed a network - adapter card connector: a. Enter system setup, select Integrated NIC from the Onboard Devices group, 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.
Removing a PS/2 Serial Port Adapter 1. Follow the procedures in Before You Begin . 2. Gently lift the release tab on the card retention latch from the inside and pivot the latch open. 3. Disconnect the PS/2 serial port cable from the system board (see System Board Components ).
Back to Contents Page Dell™Optiplex™740Systems User's Guide Processor Processor Removing the Processor 1. Follow the procedures in Before You Begin . 2. Remove the hard drive (see Removing a Hard Drive ). 3.
7. Remove the processor from the socket. Leave the release lever extended in the release position so that the socket is ready for the new processor, and go to Installing the Processor . Installing the Processor 1. Follow the procedures in Before You Begin .
5. Set the processor lightly in the socket and ensure that the processor is positioned correctly. 6. While lightly pressing down on the processor, rotate the release lever back toward the system board until it snaps into place, securing the processor.
Back to Contents Page .
Back to Contents Page Dell™Optiplex™740Systems User's Guide Removing the Computer Cover Removing the Computer Cover 1. Follow the procedures in Before You Begin . 2. If you have installed a padlock through the padlock ring on the back panel, remove the padlock.
Back to Contents Page Drives Drives Your computer supports: l One SATA hard drive l One floppy drive or Media Card Reader l One SATA optical drive General Installation Guidelines 1. Connect a SATA hard drive to the connector labeled "SATA0" on the system board (see System Board Components ).
Connecting and Disconnecting Drive Cables When connecting and disconnecting a SATA data cable, hold the cable by the black connector at each end. 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.
7. Disconnect the power and data cable from the drive. 8. Disconnect the hard drive fan from the system board. Installing a Hard Drive 1. Check the documentation for the drive to verify that it is configured for your computer. 2. Unpack the replacement hard drive, and prepare it for installation.
4. Connect the hard drive fan to the system board (see System Board Components ). 5. Connect the power and data cables to the drive. 6. Gently position the drive until it clicks into place. 7. Check all connectors to be certain that they are properly cabled and firmly seated.
Replacing a Hard - Drive Fan 1. Follow the instructions in Before You Begin . 2. Remove the hard drive (see Removing a Hard Drive ). 3. Turn the hard drive upside down, so that the hard - drive fan is visible in the bottom of the drive bracket.
4. Disconnect the power and data cable from the back of the drive. Installing an Optical Drive 1. Unpack the drive and prepare it for installation. 2. Check the documentation that accompanied the drive to verify that the drive is configured for your computer.
5. Check all cable connections, and fold cables out of the way to provide airflow for the fan and cooling vents. 6. Replace the computer cover (see Replacing the Computer Cover ). 7. See the documentation that came with the drive for instructions on installing any software required for drive operation.
6. If you are removing a Media Card Reader, disconnect the data cable. 7. If you are removing the Media Card Reader, remove the hard drive (see Removing a Hard Drive ).
1. If you are: l Installing a new floppy drive or Media Card Reader, remove the drive panel insert l Replacing a drive, remove the floppy drive or Media Card Reader (see Floppy Drive and Media Card Reader ).
5. Replace the optical drive (see Optical Drive ). 6. Check all cable connections, and fold cables out of the way to provide airflow for the fan and cooling vents.
Back to Contents Page Dell™OptiPlex™740User'sGuide Models: DCSM, DCNE, and DCCY Notes, Notices, and Cautions Information in this document is subject to change without notice. © 2007 - 2008DellInc.Allrightsreserved.
Back to Contents Page Dell™Optiplex™740Systems User's Guide I/O Panel I/O Panel Removing the I/O Panel 1. Follow the procedures in Before You Begin . 2. Remove the optical drive and floppy drive or Media Card Reader from the drive bays, if installed (see Drives ).
6. From inside the computer cover, remove the mounting screw that secures the I/O panel to the computer. 7. Ease the I/O panel back and forth to release its circular tabs from the two holes in the chassis that secure it. 8. Remove any remaining cables; note the routing of all cables, so that you can reroute them 9.
Back to Contents Page Dell™Optiplex™740Systems User's Guide Power Supply Power Supply Replacing the Power Supply 1. Follow the procedures in Before You Begin . 2. If installed, remove the optical drive (see Removing an Optical Drive ).
12. Replace the optical drive (see Installing an Optical Drive ). 13. Replace the computer cover (see Replacing the Computer Cover ). 14. Connect the AC power cable to the power supply AC power connector. 15. Connect your computer and devices to electrical outlets, and turn them on.
DC Power Connector P2 DC Power Connectors P3 DC Power Connector P5 Back to Contents Page 19 GND Black 20 NC NC 21 VCC (+5V) Red 22 VCC (+5V) Red 23 VCC (+5V) Red 24 GND Black *Use 22 - AWG wire instead of 18 - AWG wire.
Back to Contents Page Dell™Optiplex™740Systems User's Guide Small Form Factor Computer (Model # DCCY) Specifications Small Form Factor Computer (Model # DCCY) Specificatio.
Video Type nVidia integrated video (DirectX 9.0c Shader Model 3.0 Graphics Processing Unit), PCI Express x16 graphics card, or DVI graphics card. Audio Type Sigma Tel 9200 CODEC (2.
USB two front - panel and five back - panel USB 2.0 – compliant connectors Audio two connectors for line - in and line - out; two front - panel connectors for headphones and microphone System board .
Back to Contents Page Weight 7.4 kg (16.4 lb) Environmental Temperature: Operating 10°to35°C(50°to95°F) Storage – 40°to65°C( – 40°to149°F) Relative humidity 20% to 80% (noncondensing) Maximum vibration: Operating 0.
Back to Contents Page Dell™Optiplex™740Systems User's Guide Speaker Speaker Installing a Speaker 1. Follow the procedures in Before You Begin . 2. Remove the cover of your computer (see Removing the Computer Cover ).
Back to Contents Page Small Form Factor Computer Dell™Optiplex™740Systems User's Guide About Your Small Form Factor Computer Inside Your Computer About Your Small Form Factor Computer Front View 1 USB 2.
Back View Back - Panel Connectors connector 10 3.5 - inch drive bay Can contain an optional slimline floppy drive or optional slimline media card reader. 11 optical drive Insert a slimline media (if supported) into this drive. 1 card slots Access connectors for any installed PCI and PCI Express cards.
Inside Your Computer network adapter connector on the back panel of your computer. A click indicates that the network cable has been securely attached. NOTE: Do not plug a telephone cable into the network connector. On computers with a network connector card, use the connector on the card.
System Board Components 1 drive - release latch 2 optical drive 3 power supply 4 chassis intrusion switch (optional) 5 hard drive 6 card slots (2) 7 system board 8 heat sink assembly 1 fan.
Back to Contents Page 19 Optional DVI - card connector (DVI_HDR) 20 speaker connector (INT_SPKR) .
Back to Contents Page Reinstalling Drivers and the Operating System Dell™Optiplex™740Systems User's Guide Drivers Restoring Your Operating System Reinstallin.
6. Scroll down the list to see if any device has 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 or install a new driver.
2. Insert the Drivers and Utilities media. In most cases, the CD/DVD starts running automatically. If it does not, start Windows Explorer, click your CD/DVD drive directory to display the CD/DVD contents, and then double - click the autorcd.exe file.
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 Utilities media, click the question mark button or the Help link at the top of the screen.
3. Click a calendar date to which you want to restore your computer. The Select a Restore Point screen provides a calendar that allows you to see and select restore points. All calendar dates with available restore points appear in boldface type. 4.
5. When the boot device list appears, highlight CD/DVD/CD - RW Drive and press <Enter>. 6. Press any key to Boot from CD - ROM . 7. Follow the instructions on the screen to complete the installation.
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. The computer automatically restarts multiple times.
Back to Contents Page Solving Problems Dell™OptiPlex™740Systems User's Guide Troubleshooting Tips Follow these tips when you troubleshoot your computer: l If you added or removed a part before the problem started, review the installation procedures and ensure that the part is correctly installed.
Drive Problems Fill out the Diagnostics Checklist as you complete these checks. CD and DVD drive problems turn them on. Testthegraphicscard — 1.
Problems writing to an Optical - RW drive Hard drive problems E- Mail, Modem, and Internet Problems Keyboard Problems l Click the speaker icon in the lower - right corner of your screen. l Ensure that the volume is turned up by clicking the slidebar and dragging it up.
Fan Problems Lockups and Software Problems The computer does not start up The computer stops responding A program stops responding CAUTION: Before you begin any of the procedures in this section, follow the safety instructions located in the Product Information Guide .
A program crashes repeatedly A solid blue screen appears Other software problems Media Card Reader Problems Endtheprogram — 1. Press <Ctrl><Shift><Esc> simultaneously. 2. Click Applications . 3. Click the program that is no longer responding.
Memory Problems Fill out the Diagnostics Checklist as you complete these checks. Mouse Problems NOTE: Each slot in the media card reader is mapped to a drive letter. A media card reader slot only appears as a mapped drive when a media card is installed in it.
Network Problems Fill out the Diagnostics Checklist as you complete these checks. Power Problems Fill out the Diagnostics Checklist as you complete these checks. 1. Enter system setup and ensure that the Mouse Port option is set to On .
Printer Problems Fill out the Diagnostics Checklist as you complete these checks. properly. l Ensure that the electrical outlet is working by testing it with another device, such as a lamp. l Ensure that the main power cable and front panel cable are securely connected to the system board.
Restoring Default Settings Serial or Parallel Device Problems Fill out the Diagnostics Checklist as you complete these checks. Sound and Speaker Problems Fill out the Diagnostics Checklist as you complete these checks.
No sound from headphones Video and Monitor Problems Fill out the Diagnostics Checklist as you complete these checks. If the screen is blank 3. Click the Hardware tab. 4. Double - click the name of your CD drive. 5. Click the Properties tab 6.
If the screen is difficult to read Back to Contents Page Testtheelectricaloutlet — Ensure that the electrical outlet is working by testing it with another device, such as a lamp. Testthemonitor — Connect a properly working monitor to the computer, and try using the monitor.
Back to Contents Page Chassis Intrusion Switch Dell™Optiplex™740Systems User's Guide Removing the Chassis Intrusion Switch Replacing the Chassis Intrusion Switch Resetting the Chassis Intrusion Detector Removing the Chassis Intrusion Switch 1.
Small Form Factor 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 ).
Back to Contents Page .
Back to Contents Page Replacing the System Board Dell™Optiplex™740Systems User's Guide Removing the System Board: Mini Tower, Desktop, and Small Form Factor Computers 1.
Small Form Factor System Board Screws Place the system board assembly that you just removed next to the replacement system board to ensure it is identical. Replacing the System Board: Mini Tower, Desktop, and Small Form Factor Computers 1.
Back to Contents Page .
Back to Contents Page Dell™Optiplex™740Systems User's Guide Information in this document is subject to change without notice. © 2007 - 2008DellInc.Allrightsreserved. Reproduction in any manner whatsoever without the written permission of Dell Inc.
Back to Contents Page Mini Tower Computer Dell™Optiplex™740Systems User's Guide About Your Mini Tower Computer Inside Your Computer About Your Mini Tower Computer Front View 1 optical drive (optional) Insert media (if supported) into this drive.
Back View Back - Panel Connectors l Blinking or solid amber — See Power Problems . To exit from a power - saving mode, press the power button or use the keyboard or the mouse if it is configured as a wake device in the Windows Device Manager.
Inside Your Computer 1 parallel connector Connect a parallel device, such as a printer, to the parallel connector. If you have a USB printer, plug it into a USB connector.
System Board Components CAUTION: Before you begin any of the procedures in this section, follow the safety instructions located in the Product Information Guide . CAUTION: To avoid electrical shock, always unplug your computer from the electrical outlet before removing the computer cover.
Back to Contents Page (FRONTPANEL) (POWER1) (INTRUDER) 10 CMOS reset jumper (RTCRST) 11 battery socket (BATTERY) 12 internal USB (USB1) 13 PCI Express x16 connector (SLOT1) 14 standby power (AUX_P.
Back to Contents Page Troubleshooting Tools and Utilities Dell™Optiplex™740Systems User's Guide Dell Diagnostics System Lights Diagnostic Lights Beep .
3. When the boot device list appears, highlight IDE CD - ROM Device and press <Enter>. 4. Select the IDE CD - ROM Device option from the CD boot menu. 5. Select the Boot from CD - ROM option from the menu that appears. 6. Type 1 to start the Drivers and Utilities media menu.
Diagnostic Lights To help you troubleshoot a problem, your computer has four lights labeled "1," "2," "3," and "4" on the front panel. The lights can be off or green. When the computer starts normally, the patterns or codes on the lights change as the boot process completes.
Beep Codes Your computer might emit a series of beeps during start - up if the monitor cannot display errors or problems. This series of beeps, called a beep code, identifies a problem. One possible beep code consists of one long beep and then two short beeps.
Badcommandorfilename — Ensure that you spelled the command correctly, put spaces in the proper place, and used the correct pathname. Bad error - correctioncode(ECC)ondiskread — See Drive Problems .
Memory data line failure at address , read value expecting value — Memory double word logic failure at address , read value expecting value — Memory odd/even logic failur.
Resolving Software and Hardware Incompatibilities If a device is either not detected during the operating system setup or is detected but incorrectly configured, you can use Device Manager or the Hardware Troubleshooter to resolve the incompatibility.
3. Click Hardware Troubleshooter in the Search Results list. 4. In the Hardware Troubleshooter list, click I need to resolve a hardware conflict on my computer , and click Next .
Back to Contents Page Warranty Dell™Optiplex™740Systems User's Guide Dell Inc. ("Dell") manufactures its hardware products from parts and components that are new or equivalent to new in accordance with industry - standard practices.
An important point after buying a device Dell 740-DT (or even before the purchase) is to read its user manual. We should do this for several simple reasons:
If you have not bought Dell 740-DT yet, this is a good time to familiarize yourself with the basic data on the product. First of all view first pages of the manual, you can find above. You should find there the most important technical data Dell 740-DT - thus you can check whether the hardware meets your expectations. When delving into next pages of the user manual, Dell 740-DT you will learn all the available features of the product, as well as information on its operation. The information that you get Dell 740-DT will certainly help you make a decision on the purchase.
If you already are a holder of Dell 740-DT, but have not read the manual yet, you should do it for the reasons described above. You will learn then if you properly used the available features, and whether you have not made any mistakes, which can shorten the lifetime Dell 740-DT.
However, one of the most important roles played by the user manual is to help in solving problems with Dell 740-DT. Almost always you will find there Troubleshooting, which are the most frequently occurring failures and malfunctions of the device Dell 740-DT along with tips on how to solve them. Even if you fail to solve the problem, the manual will show you a further procedure – contact to the customer service center or the nearest service center
