Latitude 5285 2-in-1Owner's ManualRegulatory Model: T17GRegulatory Type: T17G001

Notes, cautions, and warningsNOTE: A NOTE indicates important information that helps you make better use of your product.CAUTION: A CAUTION indicates either potential damage 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 trademarksmay be trademarks of their respective owners.2017 - 02Rev. A00

Contents1 Technical specifications.5Processor specifications. 5System specifications. 5Memory specifications. 5Video specifications. 6Audio specifications. 6Port and connector specifications. 6Communication specifications. 7Camera specifications.7Display specifications. 7AC adapter specifications. 8Battery specifications. 8Physical specifications.9Environmental specifications. 92 Using your tablet.11Deploying the kickstand.11Before Working Inside Your Tablet. 12Turning off Your Tablet. 12After working inside your tablet. 14Installing a microSD and/or micro-SIM card.143 Technology and components. 15Power adapter.15Processors. 15Identifying processors in Windows 10. 15Verifying processor usage in task manager. 16Verifying processor usage in resource monitor. 16Chipset. 17Identifying chipset in device manager on Windows 10.17Memory features. 18Verifying system memory in setup.18Verifying system memory . 18Testing memory using ePSA.19Display options. 19Identifying display adapter. 19Changing the screen resolution. 19Camera features.20Identifying the camera in Device Manager on Windows 10.20Starting the camera.20Starting the camera application. 20Hard drive options. 21Identifying the hard drive in the BIOS. 21Contents3

4 System setup.22Entering BIOS without keyboard.22System setup options. 22General screen options.22System Configuration screen options.23Video screen options. 25Security screen options.25Secure Boot screen options. 26Intel software guard extensions screen options. 27Performance screen options.27Power management screen options. 28POST Behavior screen options. 29Virtualization support screen options. 30Wireless screen options.30Maintenance screen options. 31System logs screen options.31Updating the BIOS .31System and setup password.32Assigning a system password and setup password. 32Deleting or changing an existing system and/or setup password.325 Troubleshooting. 34Enhanced Pre-boot System Assessment (ePSA).34Features:. 34Running the ePSA Diagnostic Utility . 34Tablet LED.34Diagnostic LED. 34Real Time Clock (RTC) reset.35Identifying the AC adapter shipped with your tablet.366 Contacting Dell. 374Contents

1Technical specificationsNOTE: Offerings may vary by region. The following specifications are only those required by law to ship with your computer. Formore information about the configuration of your computer, go to Help and Support in your Windows operating system andselect the option to view information about your computer.Topics: Processor specifications System specifications Memory specifications Video specifications Audio specifications Port and connector specifications Communication specifications Camera specifications Display specifications AC adapter specifications Battery specifications Physical specifications Environmental specificationsProcessor specificationsFeatureTypesSpecification 7th Generation Intel Core i3-7100U Processor (2.4GHz, 3M cache, 15W) 7th Generation Intel Core i5-7200U Processor (up to 3.1GHz, 3M cache, 15W) 7th Generation Intel Core i5-7300U Processor (up to 3.5GHz, 3M cache, 15W), vPro 7th Generation Intel Core i7-7600U Processor (up to 3.9GHz, 4M cache, 15W), vProSystem d in the processorDRAM bus width64-bit; 2 channelsMemory specificationsFeatureSpecificationMemory connectorOnboard memoryTechnical specifications5

FeatureSpecificationMemory capacity4 GB, 8 GB and 16 GB (on board)Memory typeLPDDR3—1866 MHzVideo specificationsFeatureSpecificationTypeIntegrated on system boardUMA controllerIntel Integrated HD Graphics 620External displaysupportOptional Dell Adapter - USB Type-C to HDMI/VGA/ Ethernet/USB 3.0NOTE: Supports VGA, DisplayPort, HDMI through the docking station.Audio tion audioControllerRealtek ALC3253Stereo conversion24-bit—analog-to-digital and digital-to-analogInternal interfaceHigh-definition audioExternal interfaceMicrophone-in, stereo headphones, and speakers universal connectorSpeakersTwoInternal speakeramplifier2 W (RMS) per channelVolume controlsVolume up and Volume down buttonsPort and connector specificationsFeatureAudioVideoMemory card readerSpecification Realtek ALC3253-CG Controller microphone-in and stereo headphones/speakers universal connector two DisplayPorts over USB Type-C uSD 4.0 optional smart card readerMicro SubscriberIdentity Module(uSIM) cardOptionalUSB ports1 x USB 3.1 Gen1 (with PowerShare)USIMOptional micro-SIM card slot (under the kickstand)6Technical specifications

FeatureSpecificationSecurity LockNoble Wedge Lock slotOther optional contacted smart card reader and touch finger print reader Windows Home Button Power Button I2C for Dock Pin Keyboard connectionCommunication specificationsFeaturesSpecificationWirelessWiFi Display (Miracast)14Wireless LANMobile Broadband(Optional)WiGig (Optional) Qualcomm QCA61x4A 802.11ac Dual Band (2x2) Wireless Adapter Bluetooth 4.1 Intel Dual-Band Wireless-AC 8265 Wi-Fi BT 4.2 Wireless Card (2x2). Bluetooth Optional Dell Wireless Qualcomm Snapdragon X7 LTE-A Dell Wireless Qualcomm Snapdragon X7 LTE-A Dell Wireless Qualcomm Snapdragon X7 HSPA Dell Wireless Telit Intel Ln-930 AP LTE CAT4Intel Tri-Band Wireless-AC 18265 WiGig Wi-Fi BT4.2 Wireless CardCamera specificationsFeatureTypeSpecification Front Camera-5MP fixed focus Rear Camera- 8MP auto focus IR Camera- VGA IR cameraSensor typeCMOS sensor technology (Front and Rear camera)Imaging rateUp to 30 frames per secondVideo Resolution Front Camera- 2592 x 1944 pixels Rear Camera- 3264 x 2448 pixelsDisplay specificationsFeatureSpecificationType12.3" 3:2 Touch with Corning Gorilla Glass 4, Anti-reflective and Anti-SmudgeLuminance340 nitsHeight265.56 mm(10.55 inches)Width185.06 mm (7.28 inches)Technical specifications7

FeatureSpecificationDiagonal312.42 mm (12.0 inches)Maximum resolution1920x1280Refresh rate60 HzMaximum viewingangles—horizontal /-80 Maximum viewingangles—vertical /-80 Pixel pitch0.135 mmAC adapter specificationsFeatureSpecificationType45 W USB Type-C and 65 W USB Type-CInput voltage100 V AC to 240 V ACInput current—maximum1.3 A / 1.7 AInput frequency47 Hz to 63 HzOutput current2.25 A, 3 A, and 3.25 ARated outputvoltage20 VDC/15 VDC/9 VDC/5 VDCWeightDimensions 0.385 lbs(45 W) and 0.476 lbs(65 W) 175 g (45 W) and 216.2 g (65 W) 0.191 x 0.121 x 0.048 inches (45 W) and 0.217 x 0.145 x 0.048 (65 W) 87 x 55 x 22 mm (45 W) and 99 x 66 x 22 mm (65 W)Temperature range—Operating0 C to 40 C (32 F to 104 F)Temperature range—Non-Operating–40 C to 70 C (–40 F to 158 F)Battery specificationsFeatureTypeSpecification 32Whr Polymer battery with ExpressCharge 42Whr Polymer battery with ExpressCharge 42WHr Polymer Long Life Cycle32Whr :Length8177.6 mm (6.99 inches)Technical specifications

FeatureSpecificationWidth82.6 mm (3.25 inches)Height5.5 mm (0.21 inch)Weight135.0 g (0.29 lb) (126 GB m2 SATA)Voltage11.4 VDC42 WHr:Length177.6 mm (6.99 inches)Width82.6 mm (3.25 inches)Height5.5 mm (0.21 inch)Weight170 g (0.37 lb)Voltage7.6 VDCLife span300 discharge per charge cyclesTemperature rangeOperatingNon-operating Charge: 0 C to 50 C (32 F to 122 F) Discharge: 0 C to 70 C (32 F to 158 F)- 20 C to 85 C (- 4 F to 185 F)Physical specificationsFeatureSpecificationWeight - Tablet only(with 32 Whrbattery and 126 GBm2 SATA base)1.89 lbs (856 g)Weight - Tablet Keyboard2.64 lbs (1.196 kg)Input current—maximum1.3 A / 1.7 AWidth11.5 inches ( 292 mm)Height (Tablet only)0.38 inch ( 9.76 mm)Height (Tablet Keyboard only)0.59 inch ( 14.9 mm)Depth8.22 inches ( 208.8 mm)Environmental specificationsTemperatureSpecificationsOperating0 C to 35 C (32 F to 95 F)Storage–40 C to 65 C (–40 F to 149 F)Technical specifications9

Relative humidity Specifications—maximumOperating10% to 90% (non-condensing)Storage10% to 95% erating0 m to 3048 m (0 to 10,000 ft)Non-operating0 m to 10,668 m (0 ft to 35,000 ft)Airbornecontaminant levelG2 or lower as defined by ISA S71.04–198510Technical specifications

2Using your tabletThis section covers how to power on and turn off your tablet including how to install the micro SD and uSIM cards.Topics: Deploying the kickstand Before Working Inside Your Tablet After working inside your tablet Installing a microSD and/or micro-SIM cardDeploying the kickstand1Hold the tablet vertically on a plane surface.2Press the tablet to allow the kickstand to open.Using your tablet11

NOTE: The pegs at the bottom of the tablet allow the kickstand to open.Before Working Inside Your TabletUse the following safety guidelines to help protect your tablet from potential damage and to help to ensure your personal safety. Unlessotherwise noted, each procedure included in this document assumes that the following condition exists: You have read the safety information that shipped with your tablet.WARNING: Before working inside your tablet, read the safety information that shipped with your tablet. For additional safetybest practices information, see the Regulatory Compliance Homepage at complianceCAUTION: Many repairs may only be done by a certified service technician. You should only perform troubleshooting and simplerepairs as authorized in your product documentation, or as directed by the online or telephone service and support team. Damagedue to servicing that is not authorized by Dell is not covered by your warranty. Read and follow the safety instructions that camewith the product.CAUTION: To avoid electrostatic discharge, ground yourself by using a wrist grounding strap or by periodically touching anunpainted metal surface, such as a connector on the back of the tablet.CAUTION: Handle components and cards with care. Do not touch the components or contacts on a card. Hold a card by itsedges or by its metal mounting bracket.CAUTION: When you disconnect a cable, pull on its connector or on its pull-tab, not on the cable itself. Some cables haveconnectors with locking tabs; if you are disconnecting this type of cable, press in on the locking tabs before you disconnect thecable. As you pull connectors apart, keep them evenly aligned to avoid bending any connector pins. Also, before you connect acable, ensure that both connectors are correctly oriented and aligned.NOTE: The color of your tablet and certain components may appear differently than shown in this document.To avoid damaging your tablet, perform the following steps before you begin working inside the tablet.1Ensure that your work surface is flat and clean to prevent the tablet cover from being scratched.2Turn off your tablet (see Turning Off Your Tablet).3If the tablet is connected to a docking device (docked) such as the optional docking station or keyboard dock, un-dock it.4Disconnect the power adapter from the tablet.5Press and hold the power button for a few seconds to remove the flea power from the system board.CAUTION: To guard against electrical shock, always unplug your tablet from the electrical outlet.CAUTION: Before touching anything inside your tablet, ground yourself by touching an unpainted metal surface, such asthe metal at the back of the tablet. While you work, periodically touch an unpainted metal surface to dissipate staticelectricity, which could harm internal components.6Remove the storage SD card from the tablet.Turning off Your TabletTurning off your tablet completely shuts down your tablet. You can turn off your tablet by two ways: Using power button Using charms menu1To turn off your tablet using power button:a12Press and hold the Power buttonUsing your tabletuntil you see “Slide to shut down your PC” on the screen.

bNOTE: After you press and hold the Power button, by default, the “Slide to shut down your PC” screendisplays only in Venue 11 Pro 7130. For Venue 11 pro 7130 vPro and Venue 11 Pro 7139, by default, the tabletenters sleep mode. However, if you change the power button setting to shut down, the tablet shuts down. Tochange the power button setting, go to Control Panel Power Options Change Plan Setting ChangeAdvanced Power Settings. To access Control Panel, swipe at the right edge of the screen, tap Search, enterControl Panel in the search box, and then click Control Panel.Slide to shut down your tablet.NOTE: You can also turn off your tablet without sliding down the screen. Press and hold the Powerbutton for 10 seconds to turn off your tablet. You can perform this force shutdown, if your tablet is not responding / behavingunexpectedly or touch is not working.2To turn off your tablet using the charms menu:aSwipe from the right edge of the display to access the Charms menu.bTouch Settings— Power— Shut down to turn off the tablet.Using your tablet13

After working inside your tabletCAUTION: Leaving stray or loose screws inside your tablet may severely damage your tablet.1Replace all screws and ensure that no stray screws remain inside your tablet.2Connect any external devices, peripherals, and cables you removed before working on your tablet.3Replace any media card, SIM card, and any other parts that you removed before working on your tablet.4Connect your tablet and all attached devices to their electrical outlets.5Turn on your tablet.Installing a microSD and/or micro-SIM card1Flip the tablet on a plane surface.2Slide and lift the SD cover.3Insert the SD card and/or micro-SIM cards into the slots indicated on the slots.4Align the cover with the groove on the tablet and slide it inside to secure the microSD and the micro-SIM cards.5You can perform the same steps to remove the microSD or micro SIM cards14Using your tablet

3Technology and componentsThis chapter details the technology and components available in the system.Topics: Power adapter Processors Chipset Memory features Display options Camera features Hard drive optionsPower adapterThis system is shipped with 45 W or 65 W Type-C power adapters.WARNING: When you disconnect the power adapter cable from the tablet, grasp the connector, not the cable itself, and thenpull firmly but gently to avoid damaging the cable.WARNING: The power adapter works with electrical outlets worldwide. However, power connectors and power strips vary amongcountries. Using an incompatible cable or improperly connecting the cable to the power strip or electrical outlet may cause fire orequipment damage.ProcessorsLatitude 5285 is shipped with: Intel Core i3-7100U (Dual Core, 3M cache, 2.4 GHz,15 W) Intel Core i5-7200U (Dual Core, 3M Cache, up to 3.1 GHz, 15 W) Intel Core i5-7300U ( vPro, Dual Core, 3M Cache, up to 3.5 GHz, 15 W) Intel Core i7-7600U (vPro, Dual Core, 4M cache, up to 3.9 GHz, 15 W)NOTE: The clock speed and performance varies depending on the workload and other variables.Identifying processors in Windows 101Type Device Manager in Ask me anything field.The iDevice Manager window is displayed.2Click Processor.The processor information is displayed.Technology and components15

Figure 1. ProcessorVerifying processor usage in task manager1Right click on the desktop.2Select Start Task Manager.The Windows Task Manager window is displayed.3Click the Performance tab in the Windows Task Manager window.Verifying processor usage in resource monitor1Right click the desktop.2Select Start Task Manager.The Windows Task Manager window is displayed.16Technology and components

3Click the Performance tab in the Windows Task Manager window.The processor performance details are displayed.4Click Open Resource Monitor.ChipsetThe chipset is integrated on the processor.Identifying chipset in device manager on Windows 10NOTE: The Chipset information displayed is a generic image and may be different from what isdisplayed.1Click All Settings2From the Control Panel, select Device Manager.on the Windows 10 Charms Bar.3Expand System Devices and search for the chipset.Technology and components17

Memory featuresLatitude 5285 supports the following memory configurations: 4G 1866MHz LPDDR3 - Intel Core i3-7100U 8G 1866MHz LPDDR3 - Intel Core i5-7200U/ Intel Core i5-7300U 16G 1866MHz LPDDR3 - Intel Core i7-7600UVerifying system memory in setup1Turn on or restart your tablet.2When the Dell logo appears, press F2.Entering BIOS setup message appears.3On the left pane, select Settings General System Information,The memory information is displayed on the right pane.Verifying system memoryWindows 101Click the Windows button and select All Settings2Under System, click About.18Technology and components System .

Testing memory using ePSA1Turn on or restart your tablet.2Perform one of the following actions after the Dell logo is displayed: With keyboard — Press F12. Tablet only — Press Volume Up button before pressing the Power button to turn on the tablet. Once the power sequence isinitiated you can release the Volume Up button and ePSA will launch.The PreBoot System Assessment (PSA) is launched on your tablet.NOTE: If you wait too long and the operating system logo appears, continue to wait until you see the desktop. Turn offthe tablet and try again.3Follow the steps in Running ePSA diagnostics.Display optionsThis tablet is shipped with 12.3" 1920x1280 Touch with Corning Gorilla Glass, Anti-reflective and Anti-Smudge display.Identifying display adapter1Type Device manager in the Ask me anything field.The Display Manager window is displayed.2Expand the Display adapters.The display adapter information is displayed.Figure 2. display adapterChanging the screen resolution1Right click on the desktop and select Display Settings.2Tap or click the Advanced display settings.3Select the required resolution from the drop-down list and tap Apply.Technology and components19

Camera featuresThis system is shipped with front-facing camera with 5 MP and rear facing camera with 8 MPIdentifying the camera in Device Manager on Windows 101In the Search box, type device manager, and tap to start it.2Under Device Manager, expand Imaging devices.Starting the cameraTo start the camera, open an application that uses the camera. For instance, if you tap the Dell webcam central software or the Skypesoftware that is shipped with the 2-in-1, the camera turns on. Similarly, if you are chatting on the internet and the application requests toaccess the webcam, the webcam turns on.Starting the camera application1Tap or click the Windows button and select All apps.2Select Camera from the apps list.20Technology and components

3If the Camera App is not available in the apps list, search for it.Hard drive optionsThis system supports M.2 SATA SSD, M.2 PCIe NVMe SSD, and M.2 PCIe NVMe SED.Identifying the hard drive in the BIOS1Turn on or restart your laptop.2When the Dell logo appears, perform one of the following actions to enter the BIOS setup program: With keyboard — Tap F2 until the Entering BIOS setup message appears. To enter the Boot selection menu, tap F12. In tablet mode — Press the Volume Up button to display the F12 boot selection or press Volume Down button to enter BIOS setupdirectly. Hard drive is listed under the System Information under the General group.Technology and components21

4System setupSystem Setup enables you to manage your tablet hardware and specify BIOS level options. From the System Setup, you can: Change the NVRAM settings after you add or remove hardware View the system hardware configuration Enable or disable integrated devices Set performance and power management thresholds Manage your computer securityTopics: Entering BIOS without keyboard System setup options Updating the BIOS System and setup passwordEntering BIOS without keyboard1Press the power button to turn on your tablet.2Press and hold the Volume Up button when the Dell logo appears on the screen.3When the F12 boot selection menu appears, select BIOS Setup using the Volume Up button.4Press the Volume Down button to enter BIOS setup program.System setup optionsNOTE: Depending on the tablet and its installed devices, the items

Dell Wireless Qualcomm Snapdragon X7 HSPA Dell Wireless Telit Intel Ln-930 AP LTE CAT4 WiGig (Optional) Intel Tri-B