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Adjusting brightness in Windows 7

To enable or disable automatic screen brightness adjustment:

Click

Start → Control Panel → Display.

Use the

Adjust brightness

slider to enable or disable automatic-brightness adjustment.

NOTE:

You can also use the Brightness level slider to adjust the brightness manually.

Adjusting brightness in Windows 10

To enable or disable automatic screen brightness adjustment:

Right-click

All Settings

→

System

→

Display

Use the

Adjust my screen brightness automatically

slider to enable or disable automatic-brightness adjustment.

NOTE:

You can also use the Brightness level slider to adjust the brightness manually.

Connecting to external display devices

Follow these steps to connect your computer to an external display device:

Ensure that the projector is turned on and plug the projector cable into a video port on your computer.

Press the Windows logo+P key.

Select one of the following modes:
•

PC screen only

•

Duplicate

•

Extend

•

Second Screen only

Intel HD Graphics

This computer is shipped with the Intel HD Graphics graphics chipset.

Intel HD Graphics drivers

Verify if the Intel HD Graphics drivers are already installed in the computer.

Table 4. Intel HD Graphics drivers

Before installation

After installation

Technology and components

Содержание OptiPlex 3050

Страница 1: ...Dell OptiPlex 3050 All in One Owner s Manual Regulatory Model W18B Regulatory Type W18B001 ...

Страница 2: ...amage to hardware or loss of data and tells you how to avoid the problem WARNING A WARNING indicates a potential for property damage personal injury or death 2017 Dell Inc or its subsidiaries All rights reserved Dell EMC and other trademarks are trademarks of Dell Inc or its subsidiaries Other trademarks may be trademarks of their respective owners 2017 02 Rev A00 ...

Страница 3: ...cover 11 Installing back cover 11 Intrusion switch 12 Removing intrusion switch 12 Installing intrusion switch 12 System board shield 13 Removing system board shield 13 Installing system board shield 13 Hard drive 14 Removing hard drive 14 Installing hard drive 14 Cable holder 15 Removing cable holder 15 Installing cable holder 15 Memory module 16 Removing memory module 16 Installing memory module...

Страница 4: ...moving system board 27 Installing system board 30 Chassis frame 30 Removing chassis frame 30 Installing chassis frame 32 Display assembly 33 Removing display assembly 33 Installing display assembly 34 Camera 35 Removing camera 35 Installing camera 36 3 Technology and components 37 Processors 37 Skylake processor 37 Kaby Lake 7th Generation Intel Core processors 38 Identifying processors in Windows...

Страница 5: ...ng system memory in Windows 10 and Windows 7 45 Verifying system memory in setup 45 DDR4 45 Testing memory using ePSA 46 Realtek HD audio drivers 46 4 System setup 48 BIOS Overview 48 Boot menu 48 System setup options 48 5 Technical specifications 57 System specifications 57 Memory specifications 57 Video specifications 58 Audio specifications 58 Communication specifications 58 Cards specification...

Страница 6: ...Running the ePSA diagnostics 62 LCD built in self test BIST 62 Invoking BIST with user modes 64 OSD toggle 64 ePSA 64 7 Contacting Dell 66 6 Contents ...

Страница 7: ... the components or contacts on a card Hold a card by its edges or by its metal mounting bracket Hold a component such as a processor by its edges not by its pins CAUTION When you disconnect a cable pull on its connector or on its pull tab not on the cable itself Some cables have connectors with locking tabs if you are disconnecting this type of cable press in on the locking tabs before you disconn...

Страница 8: ...vices did not automatically turn off when you shut down your operating system press and hold the power button for about 6 seconds to turn them off After working inside your computer After you complete any replacement procedure ensure that you connect any external devices cards and cables before turning on your computer 1 Replace the cover CAUTION To connect a network cable first plug the cable int...

Страница 9: ...r computer 2 Place the computer on a flat surface with the display facing downward 3 To lift the stand a Lift the stand to access the stand cover 1 b Hold the stand cover and lift it away from the computer 2 4 To remove stand a Remove the screws that secure the stand 1 b Push the stand to release the metal plate from the notches of the back cover and lift it from the computer 2 2 Removing and inst...

Страница 10: ...tical drive Removing optical drive 1 Follow the procedure in Before working inside your computer 2 Remove the stand 3 To remove the optical drive a Using a plastic scribe push the metal tab that is beneath the cover to release the optical drive 1 b Remove the optical drive from the computer 2 Installing optical drive 1 Insert the optical drive into the slot until it snaps in 2 Install the stand 3 ...

Страница 11: ... cover prior booting the system up to the SMMM service menu The POGO intrusion feature can only be enabled when the system is in service mode at SMMM Once exited the SMMM can no longer be triggered and a replacement system board would be required Installing back cover 1 Align the notches on the back cover to the holes on the computer 2 Press the back cover until it snaps on the computer 3 Install ...

Страница 12: ...urn the holder clockwise direction 1 b Lift the holder 2 c Lift the intrusion switch 3 Installing intrusion switch 1 Insert the switch on the holder on the back cover 2 Plug the holder to intrusion switch 3 Replace the holder in direction 4 Install the a back cover b optical drive c stand 5 Follow the procedure in After working inside your computer 12 Removing and installing components ...

Страница 13: ...secures system board shield to the computer 1 b Lift the system board shield away from the computer 2 Installing system board shield 1 Align the system board shield with the screw holder on the computer 2 Replace M3 0 5x5 screw to secures the system board shield to the computer 3 Install the a back cover b optical drive c stand 4 Follow the procedure in After working inside your computer Removing ...

Страница 14: ...er 1 b Slide and remove the hard drive from the computer 2 Installing hard drive 1 Place the hard drive on the slot and slide it in to align with the screw holders and to connect it to the connector on the system board 2 Replace the M3X3 5 screws to secure the hard drive on the computer 3 Install the a system board shield b back cover c optical drive d stand 4 Follow the procedure in After working...

Страница 15: ... Remove the M2x2 5 screws that secure VGA and SATA ODD cables on the computer 2 c Lift the cable holder away from the computer 3 Installing cable holder 1 Route the VGA and SATA ODD cable the slot on the chassis 2 Replace the M2x2 5 screws to secure the VGA and SATA ODD cable on the computer 3 Connect the VGA and SATA ODD cables to the connector on the system board 4 Install the a graphics card as...

Страница 16: ...y module a Pry the retention clips away from the memory module until it pops up 1 b Lift the memory module from the connector 2 4 Perform the same steps to remove the second memory module Installing memory module 1 Insert the memory module into the slot and press until the clips snap in 2 Perform the same steps to insert the second memory module 3 Install the a system board shield b back cover c o...

Страница 17: ...ery a Push the metal latch to release the coin cell battery 1 b Lift the coin cell battery from the computer 2 Installing coin cell battery 1 Insert the coin cell battery into the slot on the system board until it fits securely NOTE Insert the coin cell with the smooth side facing the metal tab 2 Install the a system board shield b back cover c optical drive d stand 3 Follow the procedure in After...

Страница 18: ...5 screw that secures the SSD card to the system board 1 b Lift the SSD card away from the connector 2 Installing Solid State Drive SSD card 1 Insert the SSD card to the connector on the system board 2 Replace the screw to secure the SSD card to the system board 3 Install the a system board shield b back cover c optical drive d stand 4 Follow the procedure in After working inside your computer 18 R...

Страница 19: ... WLAN card to the system board 2 c Hold the WLAN card and pull it from the connector on the system board 3 Installing WLAN card 1 Align the WLAN card to the connector on the system board 2 Replace the M2x2 5 screw to secure the WLAN card to the system board NOTE Best practise Connect the cables and then insert the card into the slot 3 Connect the antenna cables to the connectors on the WLAN card 4...

Страница 20: ...that secure the heat sink to the system board 2 NOTE Remove the screws that secure the heat sink to the system board in the order of the callouts shown on the heat sink 1 2 3 4 c Lift the heat sink away from the computer 3 Installing heat sink 1 Place the heat sink on the system board and align it with the screw holders 2 Replace the screws to secure the heat sink to the system board NOTE Tighten ...

Страница 21: ... inside your computer 2 Remove the a stand b optical drive c back cover d system board shield 3 To remove system fan a Disconnect the system fan cable 1 b Remove the M3 5x5 screws that secure the system fan to the system board 2 c Lift the system fan away from the computer 3 Installing system fan 35 W optional 1 Place the system fan to align with the screw holders on the chassis 2 Replace the M3 5...

Страница 22: ...ptical drive c back cover d system board shield 3 To remove system fan a Disconnect the system fan cable 1 b Remove the M3 5x5 screws that secure the system fan to the system board 2 c Lift the system fan away from the computer 3 Installing system fan 65 W 1 Place the system fan to align with the screw holders on the chassis 2 Replace the M3 5x5 screws to secure the system fan to the chassis 3 Con...

Страница 23: ...al drive c back cover 3 To remove OSD board a Peel off the adhesive tapes from the OSD board 1 b Turn over OSD board to access the cable 2 c Disconnect the cable from the power and OSD board to release the board from the computer 3 Installing power and On Screen Display OSD board 1 Connect the OSD cable to the power and OSD board 2 Insert the power and OSD board into the slot 3 Affix the adhesive ...

Страница 24: ...ive c back cover d system board shield 3 To remove speaker cover a Remove the M2x5 screws that secure the speaker cover to the computer 1 b Lift the speaker cover away from the computer 2 4 To remove speaker a Disconnect the speaker cable from the system board 1 b Unthread the speaker cable from the retention clips 2 c Lift the speaker module away from the computer 3 24 Removing and installing com...

Страница 25: ...secure the speaker cover to the computer 6 Install the a system board shield b back cover c optical drive d stand 7 Follow the procedure in After working inside your computer Graphic card assembly Removing graphics card assembly 1 Follow the procedure in Before working inside your computer 2 Remove the a stand b optical drive c back cover d system board shield 3 To remove graphics card assembly a ...

Страница 26: ...aphics card assembly on the computer 3 Connect the graphics card and SATA ODD cables to the connector on the system board 4 Install the a system board shield b back cover c optical drive d stand 5 Follow the procedure in After working inside your computer Processor Removing processor 1 Follow the procedure in Before working inside your computer 2 Remove the a stand b optical drive c back cover d s...

Страница 27: ...the socket keys on the connector CAUTION Do not use force to seat the processor When the processor is positioned correctly it engages easily into the socket 2 Align the pin 1 indicator of the processor with the triangle on the socket 3 Place the processor on the socket such that the slots on the processor align with the socket keys 4 Close the processor shield by sliding it under the retention scr...

Страница 28: ...A serial cable 2 c VGA cable 3 d Speaker cable 4 e LCD link bar cable 5 f LCD assembly 6 g Heat sink cable 7 h LCD assembly 8 4 To remove system board a Remove M3 0 5x5 screws that secure the system board to release it from the chassis 1 b Slide the system board from the chassis 2 28 Removing and installing components ...

Страница 29: ...5 Remove the system board Removing and installing components 29 ...

Страница 30: ...nk d WLAN card e memory module f SSD card g coin cell battery h system board shield i hard drive j back cover k optical drive l stand 5 Follow the procedure in After working inside your computer Chassis frame Removing chassis frame 1 Follow the procedure in Before working inside your computer 2 Remove the a stand b optical drive c back cover d hard drive e system board shield f cable holder g memo...

Страница 31: ...system board 3 Unroute cable 1 2 4 Unroute the WLAN cable 1 and peel the OSD cable 2 5 Remove the M3 0 5x5 screws and lift the chassis frame from the display assembly Removing and installing components 31 ...

Страница 32: ...bles to the chassis frame 4 Install the a system board b graphics card assembly c speaker d OSD board e system fan f processor g heat sink h WLAN card i SSD card j coin cell battery k memory module l cable holder m system board shield n hard drive o back cover p optical drive q stand 5 Follow the procedure in After working inside your computer 32 Removing and installing components ...

Страница 33: ...able holder g memory module h coin cell battery i SSD card j WLAN card k heat sink l processor m system fan n OSD board o speaker p graphics card assembly q system board r chassis frame 3 To disconnect the cable a Peel off the adhesive tapes that secure the display panel 1 b Disconnect the touch and eDP cable from the board 2 4 To remove display assembly Removing and installing components 33 ...

Страница 34: ... secure the display assembly to the computer 3 Connect the touch and eDP cable 4 Affix the adhesive tapes to secure the display assembly 5 Install the a chassis frame b system board c graphics card assembly d speaker e OSD board f system fan g processor h heat sink i WLAN card j SSD card k coin cell battery l memory module m cable holder n system board shield o hard drive p back cover q optical dr...

Страница 35: ... drive e system board shield f cable holder g memory module h coin cell battery i SSD card j WLAN card k heat sink l processor m system fan n OSD board o speaker p graphics card assembly q system board r chassis frame s display assembly 3 To remove camera a Remove the M3 0 5x5 screws that secure the camera 1 b Disconnect the camera cables 2 c Remove the camera module 3 4 Removing and installing co...

Страница 36: ...Install the a display assembly b chassis frame c system board d graphics card assembly e speaker f OSD board g system fan h processor i heat sink j WLAN card k SSD card l coin cell battery m memory module n cable holder o system board shield p hard drive q back cover r optical drive s stand 5 Follow the procedure in After working inside your computer 36 Removing and installing components ...

Страница 37: ...re i7 7700T QC 8 MB 8T 2 9 GHz 35W Support for Windows 10 Linux Only NOTE The clock speed and performance varies depending on the workload and other variables Total cache up to 8 MB cache depending on processor type Skylake processor Intel Skylake is the successor to the Intel Broadwell processor It is a microarchitecture redesign using an existing process technology and it is branded as Intel 6th...

Страница 38: ...or fidelity enhancements for HD playback and immersing web browsing Integrated memory controller Intel Smart Cache Optional Intel vPro technology on i5 i7 with Active Management Technology 11 6 Intel Rapid Storage Technology Kaby lake specifications Table 2 Kaby lake specifications Processor number Clock Speed Cache No of cores No of threads Power Memory type Graphics Intel 7th Generation Core i5 ...

Страница 39: ...rce Monitor Chipsets All Desktops communicate with the CPU through the chipset This system is shipped with the Intel 100 Series chipset Identifying chipset in Device Manager on Windows 7 1 Click Start Control Panel Device Manager 2 Expand System Devices and search for the chipset Identifying the chipset in Device Manager on Windows 10 1 Click All Settings on the Windows 10 Charms Bar 2 From the Co...

Страница 40: ...he Service Tag of your computer and then click Submit NOTE If you do not have the Service Tag use the auto detect feature or manually browse for your computer model 4 Click Drivers and Downloads 5 Select the operating system installed on your computer 6 Scroll down the page and select the graphic driver to install 7 Click Download File to download the graphic driver for your computer 8 After the d...

Страница 41: ...ightness adjustment NOTE You can also use the Brightness level slider to adjust the brightness manually Connecting to external display devices Follow these steps to connect your computer to an external display device 1 Ensure that the projector is turned on and plug the projector cable into a video port on your computer 2 Press the Windows logo P key 3 Select one of the following modes PC screen o...

Страница 42: ...up USB features The Universal Serial Bus or well known as USB was introduced to the PC world in 1996 which dramatically simplified the connection between host computer and peripheral devices such as mice and keyboards external hard drive or optical devices Bluetooth and many more peripheral devices in the market Let s take a quick look on the USB evolution referencing to the table below Table 5 US...

Страница 43: ...es the much higher performance by the technical changes below An additional physical bus that is added in parallel with the existing USB 2 0 bus refer to the picture below USB 2 0 previously had four wires power ground and a pair for differential data USB 3 0 USB 3 1 Gen 1 adds four more for two pairs of differential signals receive and transmit for a combined total of eight connections in the con...

Страница 44: ...hus new cables to take advantage of the higher speed capability of the new protocol the connector itself remains the same rectangular shape with the four USB 2 0 contacts in the exact same location as before Five new connections to carry receive and transmitted data independently are present on USB 3 0 USB 3 1 Gen 1 cables and only come into contact when connected to a proper SuperSpeed USB connec...

Страница 45: ...ty of 128 GB per DIMM DDR4 synchronous dynamic random access memory is keyed differently from both SDRAM and DDR to prevent the user from installing the wrong type of memory into the system DDR4 needs 20 percent less or just 1 2 volts compared to DDR3 which requires 1 5 volts of electrical power to operate DDR4 also supports a new deep power down mode that allows the host device to go into standby...

Страница 46: ...urved edge Testing memory using ePSA 1 Turn on or restart your computer 2 Perform one of the following actions after the Dell logo is displayed With keyboard Press F2 The PreBoot System Assessment PSA starts on your computer NOTE If you wait too long and the operating system logo appears continue to wait until you see the desktop Turn off the computer and try again Realtek HD audio drivers Verify ...

Страница 47: ...Table 6 Realtek HD audio drivers Before installation After installation Technology and components 47 ...

Страница 48: ...ootable devices in the system This menu is useful when you are attempting to boot to a particular device or to bring up the diagnostics for the system Using the boot menu does not make any changes to the boot order stored in the BIOS The options are Legacy Boot Internal HDD Onboard NIC UEFI Boot Windows Boot Manager Other Options BIOS Setup BIOS Flash Update Diagnostics Change Boot Mode Settings S...

Страница 49: ...t List Option Allows you to change the boot list option Legacy UEFI Advanced Boot Options This option allows you the legacy option ROMs to load By default the Enable Legacy Option ROMs is disabled UEFI Boot Path Security This option allows you control whether the system prompts the user to enter the Admin password when booting a UEFI boot path from the F12 boot menu The options are Always Except I...

Страница 50: ...ective of these settings Rear USB Configuration This field enables or disables the rear USB configuration Left Center Right Center Left Right NOTE Left port denotes a USB 3 1 Gen 1 capable port Side USB Configuration This field enables or disables the side USB configuration Side Port 1 Top Side Port 2 Bottom NOTE Side Port 1 Top port denotes a USB 3 1 Gen 1 capable port USB PowerShare Allows you t...

Страница 51: ...ng passwords Default Setting Enable Strong Password is not selected NOTE If Strong Password is enabled the Admin and System passwords must contain at least one uppercase character one lowercase character and be at least 8 characters long Password Configuration Allows you to determine the minimum and maximum length of the Administrator and System passwords Password Bypass Allows you to enable or di...

Страница 52: ...le Admin Setup Lockout Disabled Table 10 Secure Boot Option Description Secure Boot Enable This option enables or disables the Secure Boot Feature Disabled Enabled Default Setting The option is disabled Expert Key Management Allows you to manipulate the security key databases only if the system is in Custom Mode The Enable Custom Mode option is disabled by default The options are PK KEK db dbx If ...

Страница 53: ...port for the processor The installed processor supports two cores If you enable Multi Core Support two cores are enabled If you disable Multi Core Support one core will be enabled All Enabled 1 2 3 Intel SpeedStep Allows you to enable or disable the Intel SpeedStep feature Enable Intel SpeedStep Default Setting The option is enabled C States Control Allows you to enable or disable the additional p...

Страница 54: ... devices to wake the system from Standby NOTE This feature is only functional when the AC power adapter is connected If the AC power adapter is removed during Standby the system setup will remove power from all of the USB ports to conserve battery power Enable USB Wake Support Default Setting The option is disabled Wake on LAN WLAN Allows you to enable or disable the feature that powers on the com...

Страница 55: ...are 0 seconds This option is enabled by default 5 seconds 10 seconds Full Screen Logo This option displays full screen logo if your image match screen resolution Enable Full Screen Logo Disabled Warnings and Errors This option is caused when warnings and errors are detected Prompt on Warnings and Error Enabled Continue on Warnings Continue on Warnings and Errors Table 15 Virtualization Support Opt...

Страница 56: ...tem firmware to pervious revisions Allows BIOS Downgrade Enabled Data Wipe This field enables user to erase data from all internal storage device BIOS Recovery Allows you to recover from certain corrupted BIOS conditions from a recover file on the user primary hard drive or an external USB key Enabled by default Table 18 System Logs Option Description BIOS Events Allows you to view and clear the S...

Страница 57: ...wer specifications Camera specifications Stand specifications Physical specifications Environmental specifications System specifications Feature Specification Processor cache Intel 6th Generation Core i5 6500T Support for Windows 7 8 1 10 Linux Intel 6th Generation Core i7 6700T QC Support for Windows 7 8 1 10 Linux Intel 7th Generation Core i5 7500T Support for Windows 10 Linux Only Intel 7th Gen...

Страница 58: ...pecifications Feature Specification Controller Integrated Realtek ALC3661 CG A3 High Definition Audio with Waves MaxxVoice Pro Speaker Single 4 Ω 4 W AVG speakers with 5 W Peak Internal speaker amplifier Up to 6 W per channel Internal microphone support Single digital microphone Volume controls Volume up down buttons program menus and keyboard media control keys Communication specifications Featur...

Страница 59: ...Height 452 mm 17 75 inches Width 263 mm 10 35 inches Drives specifications Feature Specification Hard drive One 2 5 inches SATA drive Optical drive optional DVD RW SATA Port and connector specifications Feature Specification Audio One Universal audio jack Network adapter One RJ 45 connector USB 2 0 Two USB 2 0 ports rear Three USB ports internal USB 3 1 Gen 1 Two USB 3 1 Gen 1 ports side Two USB 3...

Страница 60: ... viewing angle 74 6 degrees Stand specifications Feature Specification Tilt 5 degrees to 30 degrees HAS Stand Dimensions Width 10 12 inches 25 70 cm Depth 8 86 inches 22 50 cm Weight 6 27 lbs 2 85 kg Easel Stand Dimensions Width 5 19 inches 13 20 cm Depth 1 04 inches 2 65 cm Weight 1 76 lbs 0 80 kg Physical specifications Features Specifications Weight without stand Non Touch 7 92 lbs 3 6 kg Weigh...

Страница 61: ...to 65 C 40 F to 149 F Relative humidity maximum Specifications Operating 20 to 80 non condensing Storage 20 to 80 non condensing Maximum vibration Specifications Operating 0 26 GRMS at 5 Hz to 350 Hz Storage 1 37 GRMS at 5 Hz to 200 Hz Maximum shock Specifications Operating 40 G Storage 105 G Altitude maximum Specifications Operating 0 m to 5000 m 0 ft to 16 404 ft Non operating 0 m to 5000 m 0 ft...

Страница 62: ... hours with only 8GB of ram in the system Running the ePSA diagnostics 1 Power on the computer 2 As the computer boots press the F12 key as the Dell logo appears 3 On the boot menu screen select the Diagnostics option The Enhanced Pre boot System Assessment window is displayed listing all devices detected in the computer The diagnostics starts running the tests on all the detected devices 4 To run...

Страница 63: ...Troubleshooting 63 ...

Страница 64: ... duration is approximately 20 seconds which allows 2 cycles of color bar patterns To invoke the BIST test via OSD Toggle 1 Press and hold down the OSD toggle button 2 Press the power button to turn on the computer while holding down on the OSD toggle button NOTE The OSD toggle is located at the right side of the chassis just above the Hard Disk indicator light ePSA The second method to troubleshoo...

Страница 65: ...mately 20 seconds giving 2 cycles of color bar patterns that the user can observe The time period is controlled by BIOS After the time period the BIOS will return the system to the ePSA menu Troubleshooting 65 ...

Страница 66: ... 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 link based on...

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