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Troubleshooting your computer

You can troubleshoot your computer using indicators like diagnostic lights, beep codes, and error

messages during the operation of the computer.

Diagnostic power LED codes

Table 1. Diagnostic power LED codes

Power LED light status

Possible cause

Troubleshooting steps

Off

The computer is either
turned off or is not
receiving power or in
Hibernation mode.

• Re-seat the power

cable in the power

connector on the

back of the

computer and the

electrical outlet.

• If the computer is

plugged into a power

strip, ensure that the

power strip is

plugged into an

electrical outlet and

is turned on. Also,

bypass power

protection devices,

power strips, and

power extension

cables to verify that

the computer turns

on properly.

• Ensure the electrical

outlet is working by

testing it with

another device, such

as a lamp.

Steady/blinking amber

Computer fails to
complete POST or
processor failure.

• Remove and reinstall

any cards.

• Remove and reinstall

the graphics card, if

applicable.

• Ensure the power

cable is connected

to the system board

and processor.

Slow Blinking white light

Computer is in sleep
mode.

• Press the power

button to bring the

computer out of the

sleep mode.

• Ensure all power

cables are securely

Содержание OptiPlex 7040

Страница 1: ...OptiPlex 7040 Small Form Factor Owner s Manual Regulatory Model D11S Regulatory Type D11S001 ...

Страница 2: ...problem WARNING A WARNING indicates a potential for property damage personal injury or death Copyright 2015 Dell Inc All rights reserved This product is protected by U S and international copyright and intellectual property laws Dell and the Dell logo are trademarks of Dell Inc in the United States and or other jurisdictions All other marks and names mentioned herein may be trademarks of their res...

Страница 3: ... 12 Installing the expansion card 12 Removing the hard drive assembly 12 Removing the hard drive from the hard drive bracket 13 Installing the hard drive into the hard drive bracket 14 Installing the hard drive assembly 14 Removing the optical drive 14 Installing the optical drive 16 Removing the system fan 16 Installing the system fan 17 Removing the heat sink assembly 17 Installing the heat sink...

Страница 4: ... Diagnostic power LED codes 31 Diagnostic error messages 32 System error messages 36 4 System Setup 38 Boot Sequence 38 Navigation keys 38 System Setup overview 39 Accessing System Setup 39 System Setup options 39 Updating the BIOS 47 System and setup password 48 Assigning a system password and setup password 48 Deleting or changing an existing system and or setup password 49 5 Specifications 50 6...

Страница 5: ... by your warranty Read and follow the safety instructions that came with the product CAUTION To avoid electrostatic discharge ground yourself by using a wrist grounding strap or by periodically touching an unpainted metal surface such as a connector on the back of the computer CAUTION Handle components and cards with care Do not touch the components or contacts on a card Hold a card by its edges o...

Страница 6: ... using a touch enabled device 1 Swipe in from the right edge of the screen opening the Charms menu and select Settings 2 Tap and then tap Shut down In Windows 8 using a mouse 1 Point to upper right corner of the screen and click Settings 2 Click and then click Shut down In Windows 7 1 Click Start 2 Click Shut Down 2 Ensure that the computer and all attached devices are turned off If your computer ...

Страница 7: ...5 If required verify that the computer works correctly by running Dell Diagnostics 7 ...

Страница 8: ... in this document require the following tools Small flat blade screwdriver Phillips screwdriver Small plastic scribe Removing the cover 1 Follow the procedure in Before Working Inside Your Computer 2 To remove the cover a Slide the blue retention tab to the right to unlock the cover 1 b Slide the cover toward the back of the computer 2 c Lift the cover from the computer 3 8 ...

Страница 9: ... from the computer 1 b Remove the front bezel from the computer 2 Installing the front bezel 1 Insert the tabs on the bezel into the slots on the computer 2 Press the bezel until the tabs clicks into place 3 Install the cover 4 Follow the procedure in After Working Inside Your Computer Removing the fan duct 1 Follow the procedure in Before Working Inside Your Computer 2 Remove the cover 3 To remov...

Страница 10: ... in After Working Inside Your Computer Removing the memory module 1 Follow the procedure in Before Working Inside Your Computer 2 Remove the a cover b fan duct c hard drive assembly d optical drive 3 To remove the memory module a Press the memory module retention tabs on both sides of the memory module b Lift the memory module from the memory module connector on the system board 10 ...

Страница 11: ...de Your Computer Removing the intrusion switch 1 Follow the procedure in Before Working Inside Your Computer 2 Remove the a cover b fan duct 3 To remove the intrusion switch a Disconnect the intrusion switch cable from the connector on the system board 1 2 b Slide the intrusion switch and lift it away from the computer 3 Installing the intrusion switch 1 Insert the intrusion switch into the slot o...

Страница 12: ...ard into the connector on the system board 2 Press the expansion card until it clicks into place 3 Close the expansion card latch and press it until it clicks into place 4 Install the a fan duct b cover 5 Follow the procedure in After Working Inside Your Computer Removing the hard drive assembly 1 Follow the procedure in Before Working Inside Your Computer 2 Remove the a cover b fan duct 3 To rele...

Страница 13: ...rive assembly away from the computer 2 Removing the hard drive from the hard drive bracket 1 Follow the procedure in Before Working Inside Your Computer 2 Remove the a cover b bezel c hard drive assembly 3 To remove the hard drive bracket a Pull the hard drive bracket to release the hard drive 1 b Lift the hard drive out of the hard drive bracket 2 13 ...

Страница 14: ...rive assembly into the slot on the computer 2 Connect the power cable to the slot on the hard drive bracket 3 Install the a fan duct b cover 4 Follow the procedure in After Working Inside Your Computer Removing the optical drive 1 Follow the procedure in Before Working Inside Your Computer 2 Remove the a cover b front bezel c hard drive assembly 3 To release the optical drive a Remove the hard dri...

Страница 15: ...onnect the cables from the optical drive 2 b Lift the optical drive cage away from the computer 3 5 To remove the optical drive from the optical drive cage a Press the optical drive release latch 1 and slide the optical drive forward 2 b Remove the optical drive from the optical drive cage 3 15 ...

Страница 16: ...drive 5 Install the a hard drive assembly b front bezel c cover 6 Follow the procedure in After Working Inside Your Computer Removing the system fan 1 Follow the procedure in Before Working Inside Your Computer 2 Remove the a cover b front bezel c hard drive assembly d optical drive 3 To remove the system fan a Disconnect the system fan cable from the system board 1 b Slide the fan grommets toward...

Страница 17: ...mbly c front bezel d cover 5 Follow the procedure in After Working Inside Your Computer Removing the heat sink assembly 1 Follow the procedure in Before Working Inside Your Computer 2 Remove the a cover b front bezel c fan duct d hard drive assembly e optical drive 3 To remove the heat sink assembly a Disconnect the heat sink cable from the system board 1 b Loosen the captive screws that secure th...

Страница 18: ... bezel e cover 5 Follow the procedure in After Working Inside Your Computer Removing the processor 1 Follow the procedure in Before Working Inside Your Computer 2 Remove the a cover b front bezel c hard drive assembly d optical drive e fan duct f heat sink 3 To remove the processor a Release the socket lever by pushing the lever down and out from under the tab on the processor shield 1 b Lift the ...

Страница 19: ...e a heat sink b fan duct c optical drive d hard drive assembly e front bezel f cover 7 Follow the procedure in After Working Inside Your Computer Removing the VGA daughter board 1 Follow the procedure in Before Working Inside Your Computer 2 Remove the a cover b fan duct 3 To remove the VGA daughter board a Remove the screws that secure the VGA connector to the computer 1 b Slide the VGA connector...

Страница 20: ...s to secure the VGA connector to the computer 5 Install the a fan duct b cover 6 Follow the procedure in After Working Inside Your Computer Removing the power supply unit PSU 1 Follow the procedure in Before Working Inside Your Computer 2 Remove the a cover b front bezel c hard drive assembly d optical drive e fan duct 3 To release the PSU a Disconnect the power cable from the system board 1 2 b U...

Страница 21: ...ect the power cable from the system board 1 2 b Lift the cables away from the computer 3 c Remove the screws that secure the PSU to the computer 4 5 Press the blue release tab 1 slide the PSU and lift it away from the computer 2 21 ...

Страница 22: ...5 Install the a fan duct b optical drive c hard drive assembly d front bezel e cover 6 Follow the procedure in After Working Inside Your Computer Removing the power switch 1 Follow the procedure in Before Working Inside Your Computer 2 Remove the a cover b front bezel c hard drive assembly d optical drive e power supply unit 3 To remove the power switch a Disconnect the power switch cable from the...

Страница 23: ... e cover 4 Follow the procedure in After Working Inside Your Computer Removing the SD card reader 1 Follow the procedure in Before Working Inside Your Computer 2 Remove the a cover b front bezel c hard drive assembly d optical drive e power supply unit 3 To remove the SD card reader a Remove the power supply unit cables from the retention clips on the SD card reader enclosure 1 b Remove the screws...

Страница 24: ...ter 3 Route the power supply unit cables into the retention clips 4 Install the a power supply unit b optical drive c hard drive assembly d front bezel e cover 5 Follow the procedure in After Working Inside Your Computer Installing the optional SSD card 1 Remove the a cover b front bezel 2 Peel the adhesive tape blue from the rubber 24 ...

Страница 25: ...n the computer 1 and peel the adhesive tape pink from the rubber 2 4 To install the SSD card a Connect the SSD card to the connector on the system board 1 b Tighten the screw to secure the SSD card to the system board 2 25 ...

Страница 26: ...move the rubber from the system board Removing the system board 1 Follow the procedure in Before Working Inside Your Computer 2 Remove the a cover b fan duct c front bezel d memory module e hard drive assembly f optical drive g expansion card h optional SSD card i SD card reader j VGA daughter board k heat sink l processor 3 To remove the I O panel a Remove the screw that secures the I O panel to ...

Страница 27: ...ables connected to the system board 5 To remove the system board a Remove the screws that secure the system board to the computer 1 b Slide the system board toward the front of the computer and lift it from the computer 2 27 ...

Страница 28: ...gn with the standoffs on the computer 3 Tighten the screws that secure the system board to the computer 4 Connect the cables to the system board 5 Install the a VGA daughter board b SD card reader c optional SSD card d expansion card e processor f heat sink g optical drive h hard drive assembly i memory module j front bezel k fan duct l cover 6 Place the I O panel on the chassis 7 Tighten the scre...

Страница 29: ...switch connector 12 VGA daughter board connector 13 Processor 14 CPU fan connector 15 Memory module connectors 16 M 2 socket3 connector 17 Power switch connector 18 Media card reader connector 19 System fan connector 20 Hard drive activity LED 21 Universal audio jack 22 USB 2 0 connector 23 USB 3 0 connector 24 ATX power connector 25 SATA2 connector 26 SATA0 connector 27 Internal speaker connector...

Страница 30: ...29 Internal USB connector 30 SATA1 connector 31 Coin cell battery 30 ...

Страница 31: ...ugged into a power strip ensure that the power strip is plugged into an electrical outlet and is turned on Also bypass power protection devices power strips and power extension cables to verify that the computer turns on properly Ensure the electrical outlet is working by testing it with another device such as a lamp Steady blinking amber Computer fails to complete POST or processor failure Remove...

Страница 32: ...COMMAND OR FILE NAME Ensure that you have spelled the command correctly put spaces in the proper place and used the correct path name CACHE DISABLED DUE TO FAILURE The primary cache internal to the microprocessor has failed Contact Dell CD DRIVE CONTROLLER FAILURE The optical drive does not respond to commands from the computer DATA ERROR The hard drive cannot read the data DECREASING AVAILABLE ME...

Страница 33: ... the computer from an optical drive Then shut down the computer reinstall the hard drive and restart the computer Run the Hard Disk Drive tests in Dell Diagnostics HARD DISK DRIVE CONTROLLER FAILURE 0 The hard drive does not respond to commands from the computer Shut down the computer remove the hard drive and boot the computer from an optical drive Then shut down the computer reinstall the hard d...

Страница 34: ... keyboards or keypads check the cable connection Restart the computer and avoid touching the keyboard or keys during the boot routine Run the Stuck Key test in Dell Diagnostics LICENSED CONTENT IS NOT ACCESSIBLE IN MEDIADIRECT Dell MediaDirect cannot verify the Digital Rights Management DRM restrictions on the file so the file cannot be played MEMORY ADDRESS LINE FAILURE AT ADDRESS READ VALUE EXPE...

Страница 35: ...OUND The operating system cannot locate a sector on the hard drive You may have a defective sector or corrupted File Allocation Table FAT on the hard drive Run the Windows error checking utility to check the file structure on the hard drive See Windows Help and Support for instructions click Start Help and Support If a large number of sectors are defective back up the data if possible and then for...

Страница 36: ... system have failed at checkpoint nnnn For help in resolving this problem please note this checkpoint and contact Dell Technical Support The computer failed to complete the boot routine three consecutive times for the same error CMOS checksum error RTC is reset BIOS Setup default has been loaded CPU fan failure CPU fan has failed System fan failure System fan has failed Hard disk drive failure Pos...

Страница 37: ... SYSTEM has reported that a parameter has exceeded its normal operating range Dell recommends that you back up your data regularly A parameter out of range may or may not indicate a potential hard drive problem S M A R T error possible hard disk drive failure 37 ...

Страница 38: ...on Self Test POST when the Dell logo appears you can Access System Setup by pressing F2 key Bring up the one time boot menu by pressing F12 key The one time boot menu displays the devices that you can boot from including the diagnostic option The boot menu options are Removable Drive if available STXXXX Drive NOTE XXX denotes the SATA drive number Optical Drive Diagnostics NOTE Choosing Diagnostic...

Страница 39: ...et or change a user selectable option such as the user password 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 CAUTION Unless you are an expert computer user do not change the settings for this program Certain changes can cause your computer to work ...

Страница 40: ... devices specified in this list Legacy UEFI Advanced Boot Options Allows you to select the Enable Legacy Option ROMs option when in UEFI boot mode By default this option is enabled Date Time Allows you to set the date and time settings Changes to the system date and time take effect immediately Table 6 System configuration Option Description Integrated NIC Allows you to control the on board LAN co...

Страница 41: ...re enabled by default Front USB Configuration Allows you to enable or disable the front USB ports All the ports are enabled by default Back USB Configuration Allows you to enable or disable the back USB ports All the ports are enabled by default USB PowerShare This option allows you to charge the external devices such as mobile phones music player This option is disabled by default Audio Allows yo...

Страница 42: ...disabled by default Reboot Bypass Bypass the password prompts on Restarts warm boots NOTE The system will always prompt for the system and internal HDD passwords when powered on from the off state a cold boot Also the system will always prompt for passwords on any module bay HDDs that may be present Password Change This option lets you determine whether changes to the System and Hard Disk password...

Страница 43: ...the option to enter Setup when an Administrative password is set This option is not set by default HDD Protection Support Allows you to enable or disable the HDD Protection feature This option is an advanced feature which is intended to keep the HDD data secure and unchangeable By default this option is disabled Table 9 Secure boot Option Description Secure Boot Enable Allows you to enable or disa...

Страница 44: ...Step mode of the processor This option is disabled by default C States Control Allows you to enable or disable additional processor sleep states This option is disabled by default Limited CPUID Value Allows you to limit the maximum value of the processor standard CPUID function This options is disable by default Intel TurboBoost Allows you to enable or disable the Intel TurboBoost mode of the proc...

Страница 45: ...m to be powered on by special LAN signals LAN with PXE Boot A wakeup packet sent to the system in either the S4 or S5 state that will cause the system to wake up and immediately boot to PXE WLAN Only Allows the system to be powered on by special WLAN signals This option is Disabled by default Block Sleep Allows you to block entering to sleep S3 state in OS environment This option is disabled by de...

Страница 46: ...ble 15 Maintenance Option Description Service Tag Displays the Service Tag of your computer Asset Tag Allows you to create a system asset tag if an asset tag is not already set This option is not set by default SERR Messages Controls the SERR message mechanism This option is not set by default Some graphics cards require that the SERR message mechanism be disabled Dell Development Configuration Al...

Страница 47: ...dress of the client The default IP address is 255 255 255 255 DNS IP Address Specifies the DNS IP address of the client The default IP address is 255 255 255 255 Domain Name Specifies the domain name of the client Advanced Allows you to turn on the Verbose mode for advanced debugging This option is disabled by default Table 17 System logs Option Description BIOS Events Displays the system event lo...

Страница 48: ...on your computer Follow the instructions on the screen NOTE It is recommended not to update the BIOS version for more than 3 revisions For example If you want to update the BIOS from 1 0 to 7 0 then install version 4 0 first and then install version 7 0 System and setup password You can create a system password and a setup password to secure your computer Password type Description System password ...

Страница 49: ... you to save the changes 8 Press Y to save the changes The computer reboots Deleting or changing an existing system and or setup password Ensure that the Password Status is Unlocked in the System Setup before attempting to delete or change the existing System and or Setup password You cannot delete or change an existing System or Setup password if the Password Status is Locked To enter the System ...

Страница 50: ...on Processor type 6th Generation Intel Core i3 i5 i7 series Total cache Up to 8 MB cache depending on processor type Table 20 Memory Feature Specification Type DDR4 Speed 2133 MHz Connectors Four UDIMM slots Memory module capacity 4 GB and 8 GB Minimum memory 4 GB NOTE The minimum memory may differ based on the operating system installed on the computer Maximum memory 32 GB NOTE Each UDIMM slot su...

Страница 51: ...y programmable channels Interrupt levels Integrated I O APIC capability with 24 interrupts BIOS chip NVRAM 16 MB Table 25 Expansion bus Feature Specification Bus type PCIe gen3 x16 USB 2 0 and USB 3 0 Bus speed PCI Express x4 slot each direction speed up to 3 94 GB s x16 slot each direction speed 16 GB s SATA 1 5 Gbps 3 0 Gbps and 6 Gbps Table 26 Cards Feature Specification PCI express x4 Half hei...

Страница 52: ...ectors may vary based on the graphics card selected Keyboard and mouse Back panel PS2 Keyboard 6 pin connector PS2 Mouse 6 pin connector Table 29 Internal connectors Feature Specification PCI Express x16 wired as x4 data width maximum four PCI Express lanes 164 pin connector PCI Express x16 data width maximum 16 PCI Express lanes 164 pin connector Serial ATA Three 7 pin connectors Memory Four 288 ...

Страница 53: ...10 Mbps connection exists between the network and the computer Green a 100 Mbps connection exists between the network and the computer Orange a 1000 Mbps connection exists between the network and the computer Off no light the computer is not detecting a physical connection to the network Network activity light on integrated network adapter Yellow light A blinking yellow light indicates that networ...

Страница 54: ... 41 F to 95 F Storage 40 C to 65 C 40 F to 149 F Relative humidity maximum Operating 20 percent to 80 percent non condensing Storage 5 percent to 95 percent non condensing Maximum vibration Operating 0 26 Grms Storage 2 20 Grms Maximum shock Operating 40 G Storage 105 G Altitude Operating 15 2 m to 3048 m 50 to 10 000 ft Storage 15 20 m to 10 668 m 50 ft to 35 000 ft Airborne contaminant level G1 ...

Страница 55: ...upport and service options Availability varies by country and product and some services may not be available in your area To contact Dell for sales technical support or customer service issues 1 Go to Dell com support 2 Select your support category 3 Verify your country or region in the Choose a Country Region drop down list at the bottom of the page 4 Select the appropriate service or support lin...

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