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Related Manuals for Dell Latitude 5280
Summary of Contents for Dell Latitude 5280
- Page 1 Dell Latitude 5280 Owner's Manual Regulatory Model: P27S Regulatory Type: P27S001...
- Page 2 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.
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Page 3: Table Of Contents
Contents 1 Working on your computer..........................7 Safety instructions................................7 Before working inside your computer..........................7 Turning off your computer..............................8 After working inside your computer..........................8 2 Chassis view..............................9 System front view................................9 System back view................................10 System side view................................10 System side view................................11 System top view................................ - Page 4 Installing keyboard..............................23 Heat sink................................... 23 Removing heatsink assembly........................... 23 Installing heat sink assembly.............................24 Power connector port..............................24 Removing power connector port..........................24 Installing power connector port..........................25 Chassis frame...................................25 Removing chassis frame............................25 Installing chassis frame..............................27 System board..................................27 Removing system board............................27 Installing system board..............................30 Touchpad panel.................................31 Removing touchpad panel............................
- Page 5 Removing palm rest..............................48 Installing palmrest..............................49 4 Technology and components........................50 Power adapter................................. 50 Processors..................................50 Identifying processors in Windows 10........................50 Verifying the processor usage in Task Manager....................50 Verifying the processor usage in Resource Monitor....................51 Chipsets..................................... 51 Intel chipset drivers..............................52 Downloading the chipset driver..........................
- Page 6 Display specifications...............................79 Keyboard specifications..............................80 Touchpad specifications..............................80 Battery specifications..............................80 AC Adapter specifications............................... 81 Physical specifications..............................82 Environmental specifications............................82 7 Diagnostics..............................83 Enhanced Pre-Boot System Assessment (ePSA) diagnostics.................. 83 Device status lights................................. 84 Battery status lights................................ 85 8 Contacting Dell............................86 Contents...
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Page 7: Working On Your Computer
Damage due to servicing that is not authorized by Dell is not covered by your warranty. Read and follow the safety instructions that came with the product. -
Page 8: Turning Off Your Computer
CAUTION: To avoid damage to the computer, use only the battery designed for this particular Dell computer. Do not use batteries designed for other Dell computers. Connect any external devices, such as a port replicator or media base, and replace any cards, such as an ExpressCard. -
Page 9: Chassis View
Figure 1. Front view Dual array microphone Infrared (IR) camera (optional) Infrared emitter (optional) Camera status light Camera (optional) Dual array microphone Display Battery and charge status light NOTE: Latitude 5280 also has an optional HD camera module.. Chassis view... -
Page 10: System Back View
System back view Figure 2. Back view uSIM card slot (optional) uSD card reader System side view Figure 3. Left view power connector port DisplayPort or USB 3.0 over Type-C port HDMI port USB 3.0 port Smart card reader (optional) Chassis view... -
Page 11: System Side View
System side view Figure 4. Right view Headset/Microphone port USB 3.0 port with PowerShare VGA port Network port Noble wedge lock slot Chassis view... -
Page 12: System Top View
System top view Figure 5. Top view Power button Keyboard Palm rest Touchpad NOTE: Latitude 5280 computer also has an optional fingerprint reader. Chassis view... -
Page 13: Removing And Installing Components
Removing and installing components This section provides detailed information on how to remove or install the components from your computer. Recommended tools The procedures in this document require the following tools: • Phillips #0 screwdriver • Phillips #1 screwdriver • Small plastic scribe Subscriber Identity Module(SIM) board Installing the Subscriber Identification Module (SIM) card... -
Page 14: Base Cover
Remove the SIM card from the SIM card tray. Push the SIM card tray into the slot until it clicks into place. Base cover Removing base cover Follow the procedure in Before working inside your computer. To remove the base cover: Loosen the M2.5*6.3 captive screws that secure the base cover to the computer [1]. -
Page 15: Battery
Battery Removing battery NOTE: 68 WHr battery supports only with the SSD card. Follow the procedure in Before working inside your computer. Remove the base cover. To remove the battery: Disconnect the battery cable from the connector on the system board [1]. b Unroute the battery cable from the routing channels. -
Page 16: Solid State Drive (Ssd)
Follow the procedure in After working inside your computer. Solid State Drive (SSD) Removing optional M.2 Solid State Drive (SSD) Follow the procedure in Before working inside your computer. Remove the: base cover battery To remove the SSD card: Remove the SSD bracket from the SSD card. NOTE: The SSD bracket is shipped along with the SSD card kit. -
Page 17: Installing Optional M.2 Ssd
Installing optional M.2 SSD Insert the SSD clip into the slot on the computer. Tighten the M2*3 screw to secure the SSD clip to the computer. Insert the SSD into the connector on the computer. Place the SSD bracket over the SSD and tighten the M2*3 screw to secure it to the computer. Install the: battery base cover... -
Page 18: Installing Hard Drive Assembly
Lift the hard drive assembly away from the compute. Installing hard drive assembly Insert the hard drive assembly into the slot on the computer. Tighten the screws to secure the hard drive assembly to the computer. Connect the hard drive cable to the connector on the hard drive and on the system board. Install the: battery base cover... -
Page 19: Installing Coin Cell Battery
Installing coin cell battery Affix the coin cell battery on the system board. Connect the coin cell battery cable to the connector on the system board. Install the: battery base cover Follow the procedure in After working inside your computer. WLAN card Removing WLAN card Follow the procedure in... -
Page 20: Installing Wlan Card
Installing WLAN card Insert the WLAN card into the connector on the system board. Place the metal bracket to secure the WLAN cables. Tighten the M2*3 screw to secure the WLAN card to the computer. Connect the WLAN cables to the connectors on the WLAN card. Install the: battery base cover... -
Page 21: Installing Memory Module
Installing memory module Insert the memory module on the memory connector until the clips secure the memory module. Install the: battery base cover Follow the procedure in After working inside your computer. Keyboard Removing keyboard trim Follow the procedure in Before working inside your computer. -
Page 22: Installing Keyboard Trim
Installing keyboard trim Place the keyboard trim on the keyboard and press on the edges until it clicks in place. Follow the procedure in After working inside your computer. Removing keyboard Follow the procedure in Before working inside your computer. Remove the: base cover battery... -
Page 23: Installing Keyboard
Installing keyboard Hold the keyboard and route the keyboard cable through the placeholder. Place the keyboard to align with the screw holders on the computer. Tighten the M2*2 screws to secure the keyboard to the computer. Connect the keyboard cable to the connector. Install the: keyboard trim battery... -
Page 24: Installing Heat Sink Assembly
To remove the heat sink assembly: Disconnect the system fan cable from the connector on the system board [1] b Remove the M2*3 screws that secure the heat sink assembly on the system board [2]. NOTE: The WLAN cables need to be moved aside to access one of the heat sink assembly screws. Lift the heat sink assembly away from the system board. -
Page 25: Installing Power Connector Port
Disconnect the power connector port cable from the connector on the system board [1]. b Remove the M2*3 screw to release the metal bracket that secures the power connector port [2]. Lift the metal bracket [3]. d Lift the power connector port away from the computer [4]. Installing power connector port Align the power connector port along the grooves on the slot and push it down. - Page 26 battery WLAN card SSD card To release the chassis frame: Release the WLAN cables from the routing channels [1]. b Disconnect the speaker cable from the connector on the system board [2]. Lift the latch and disconnect the keyboard cable from the connector [3]. To remove the chassis frame: Remove the M2*2, M2*3, and M2*5 screws that secure the chassis frame to the computer [1].
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Page 27: Installing Chassis Frame
Installing chassis frame Place the chassis frame on the computer. Tighten the M2*2, M2*3, and M2*5 screws to secure the chassis frame to the computer. Connect the keyboard cable to the connector. Connect the speaker cable to the connector on the system board. Route the WLAN cables through the routing channels. - Page 28 keyboard WLAN card SSD card memory module coin cell battery heatsink assembly chassis frame Disconnect the following cables from the system board: LED board [1] b speaker [2] touchpad [3] To release the system board: Remove the M2*3 screw that secures the display cable [1]. b Lift the metal bracket that secures the display cable [2].
- Page 29 To remove the system board: Remove the M2*3 screws that secure the system board to the computer [1]. b Lift the system board away from the computer [2]. Removing and installing components...
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Page 30: Installing System Board
Installing system board Align the system board with the screw holders on the computer. Tighten the M2*3 screws to secure the system board to the computer. Place the metal bracket to secure the DisplayPort over USB Type-C. Tighten the M2*3 screws to secure the metal bracket on the DisplayPort over USB Type-C. Connect the power connector port cable to the connector on the system board. -
Page 31: Touchpad Panel
base cover SIM card Follow the procedure in After working inside your computer. Touchpad panel Removing touchpad panel Follow the procedure in Before working inside your computer. Remove the: base cover battery WLAN card SSD card chassis frame To release the touchpad panel: Lift the latch and disconnect the smart card reader board cable from the connector [1]. -
Page 32: Installing Touchpad Panel
Installing touchpad panel Align the touchpad panel with the tabs on the computer. Tighten the screws to secure the touchpad panel to the computer. Connect the touchpad panel cable to the connector. Affix the adhesive tapes to secure the speaker cable to the touchpad panel. Affix the smart card reader board cable. - Page 33 base cover battery WLAN card SSD card chassis frame To release the smart card reader board: Disconnect the smart card reader board board cable from the connector [1]. b Peel the cable to release from the adhesive [2]. To remove the smart card reader board: Remove the screws that secure the smart card reader board to the palmrest [1].
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Page 34: Installing Smart Card Reader Board
Installing smart card reader board Insert the smart card reader board to align with the tabs on the chassis.. Tighten the screws to secure the smart card reader board to the computer. Affix the smart card reader board cable and connect the cable to the connector. Install the: chassis frame SSD card... -
Page 35: Installing Led Board
battery WLAN card SSD card chassis frame To remove the LED board: Lift the latch and disconnect the LED board cable from the connector on the LED board [1]. b Remove the M2*3 screw that secures the LED board to the computer [2]. Lift the LED board away from the computer [3]. -
Page 36: Speaker
Speaker Removing speaker Follow the procedure in Before working inside your computer. Remove the: base cover battery WLAN card SSD card chassis frame Peel the adhesive tapes that secure the speaker cables [1] [2]. Lift the speaker away from the computer. Removing and installing components... -
Page 37: Installing Speaker
Installing speaker Insert the speaker module aligning it with the nodes on the chassis. Route the speaker cable through the routing channels. Affix the adhesive tapes to secure the speaker cable. Install the: chassis frame heat sink assembly SSD card WLAN card battery base cover... - Page 38 Release the WLAN cable from the routing channels [1]. b Remove the M2*5 screw that secures the display cable bracket to the computer [2]. Remove the display cable bracket that secures the display cable [3]. d Disconnect the display cable and IR camera cable from the connectors on the system board [4][5]. Place the computer on the edge of a plane surface with the display facing down.
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Page 39: Installing Display Assembly
Installing display assembly Place the chassis on the edge of a plane surface. Align the display assembly to align with the screw holders on the computer. Tighten the M2*5 screws to secure the display assembly to the computer. Lift the computer and close the display. Connect the display cable and IR camera cable to the connectors on the system board. -
Page 40: Display Bezel
Display bezel Removing display bezel The following procedure is applicable only if your computer is a non-touch computer. Follow the procedure in Before working inside your computer. Remove the: base cover battery WLAN card display assembly To remove the display bezel: Pry the display bezel at the base of the display [1]. -
Page 41: Display Hinge Cover
base cover Follow the procedure in After working inside your computer. Display hinge cover Removing display hinge cover The following procedure is applicable only if your computer is a non-touch computer. Follow the procedure in Before working inside your computer. Remove the: base cover battery... -
Page 42: Installing Display Hinge Cover
Installing display hinge cover Place the display hinge cover on the display hinge. Tighten the M2.5*3 screw to secure the display hinge cover to the display hinge. Repeat step a and step b to install the other display hinge cover. Install the: display bezel display assembly... -
Page 43: Installing Display Hinge
Installing display hinge Place the display hinge on the display assembly. Tighten the M2.5*3 screws to secure the display hinge to the display assembly. Repeat step a and step b to install the other display hinge. Install the: display bezel display assembly WLAN card battery... - Page 44 base cover battery WLAN card display assembly display bezel Remove the M2*2 screws that secure the display panel to the display assembly [1] and lift to turn over the display panel to access the eDP cable [2]. To remove the display panel: Peel the adhesive tape [1].
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Page 45: Installing Display Panel
Installing display panel Connect the eDP cable to the connector and affix the blue tape. Affix the adhesive tape to secure the eDP cable. Replace the display panel to align with the screw holders on the display assembly. Tighten the M2*2 screws to secure the display panel to the display assembly. Install the: display bezel display assembly... -
Page 46: Edp Cable
eDP cable Removing eDP cable The following procedure is applicable only if your computer is a non-touch computer. Follow the procedure in Before working inside your computer. Remove the: base cover battery WLAN card display assembly display bezel display panel To remove the eDP cable: Slide the display cable [1]. -
Page 47: Camera
display panel display bezel display assembly WLAN card battery base cover Follow the procedure in After working inside your computer. Camera Removing camera Follow the procedure in Before working inside your computer. Remove the: base cover battery WLAN card display assembly display bezel display panel To remove the camera:... -
Page 48: Installing Camera
Installing camera Insert the camera into the slot on the display assembly. Connect the camera cable to the connector. Install the: display panel display bezel display assembly WLAN card battery base cover Follow the procedure in After working inside your computer. -
Page 49: Installing Palmrest
Installing palmrest Place the palm rest on a flat surface. Install the: system board smart card reader LED board chassis frame heat sink assembly display assembly coin cell battery memory module SSD card WLAN card battery base cover Follow the procedure in After working inside your computer. -
Page 50: Technology And Components
Technology and components Power adapter This laptop is shipped with 65 W power adapter. WARNING: When you disconnect the power adapter cable from the laptop, grasp the connector, not the cable itself, and then pull firmly but gently to avoid damaging the cable. WARNING: The power adapter works with electrical outlets worldwide. -
Page 51: Verifying The Processor Usage In Resource Monitor
The processor performance details are displayed. Verifying the processor usage in Resource Monitor Press and hold the taskbar. Select Start Task Manager. The Windows Task Manager window is displayed. Click the Performance tab in the Windows Task Manager window. The processor performance details are displayed. Click Open Resource Monitor. -
Page 52: Intel Chipset Drivers
After installation Downloading the chipset driver Turn on the laptop. Go to Dell.com/support. Click Product Support, enter the Service Tag of your laptop, and then click Submit. NOTE: If you do not have the Service Tag, use the autodetect feature or manually browse for your laptop model. -
Page 53: Graphic Options
After installation Downloading drivers Turn on the laptop. Go to Dell.com/support. Click Product Support, enter the Service Tag of your laptop, and then click Submit. NOTE: If you do not have the Service Tag, use the auto detect feature or manually browse for your laptop model. -
Page 54: Display Options
Display options This laptop has the following display options: • 12.5-inch HD Anti-glare (1366 x 768) • 12.5-inch FHD Anti-glare (1920 x 1080) • 12.5-inch FHD Anti fingerprint and Anti reflective(1920 x 1080) Identifying the display adapter Start the Search Charm and select Settings. Type Device Manager in the search box and tap Device Manager from the left pane. -
Page 55: Adjusting Brightness In Windows 10
• Rotate to 180 Degrees • Rotate to 270 Degrees NOTE: The Display can also be rotated using the following key combinations: • Ctrl + Alt + Up arrow key (Rotate to normal) • Right arrow key (Rotate 90 degrees) •... -
Page 56: Connecting To External Display Devices
Windows desktop and laptops. Downloading the audio driver Turn on the laptop. Go to www.Dell.com/support. Click Product Support, enter the Service Tag of your laptop and click Submit. NOTE: If you do not have the Service Tag, use the autodetect feature or manually browse for your laptop model. -
Page 57: Changing The Audio Settings
Changing the audio settings Tap or touch the Search the web and Windows and type Dell Audio. Start the Dell Audio utility from the left pane. WLAN cards This laptop supports the Intel 8265 with and without Bluetooth or Qualcomm 1820 with Bluetooth card... -
Page 58: Identifying The Hard Drive In Windows 10
Identifying the hard drive in the BIOS Turn on or restart your laptop. When 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. -
Page 59: Starting The Camera
Starting the camera To start the camera, open an application that uses the camera. For instance, if you tap the Dell webcam central software or the Skype software that is shipped with the laptop, the camera turns on. Similarly, if you are chatting on the internet and the application requests to access the webcam, the webcam turns on. -
Page 60: Memory Features
With keyboard — Press F2. • Without keyboard — Press and hold the Volume Up button when the Dell logo is displayed on the screen. When the F12 boot selection menu is displayed, select Diagnostics from the boot menu, and press Enter. -
Page 61: Realtek Hd Audio Drivers
Realtek HD audio drivers Verify if the Realtek audio drivers are already installed in the laptop. Table 4. Realtek HD audio drivers Before installation After installation Technology and components... -
Page 62: System Setup Options
Boot Sequence allows you to bypass the System Setup‐defined boot device order and boot directly to a specific device (for example: optical drive or hard drive). During the Power-on Self Test (POST), when the Dell logo appears, you can: •... -
Page 63: Navigation Keys
If you wait too long and the operating system logo appears, wait until you see the desktop. Then, shut down or restart your computer and try again. NOTE: After the Dell logo appears, you can also press F12 and then select BIOS setup. General screen options This section lists the primary hardware features of your computer. -
Page 64: System Configuration Screen Options
Option Description • Memory Information: Displays Memory Installed, Memory Available, Memory Speed, Memory Channels Mode, Memory Technology, DIMM ASize, DIMM B Size, • Processor Information: Displays Processor Type, Core Count, Processor ID, Current Clock Speed, Minimum Clock Speed, Maximum Clock Speed, Processor L2 Cache, Processor L3 Cache, HT Capable, and 64-Bit Technology. - Page 65 Option Description • COM4 SATA Operation Allows you to configure the internal SATA hard-drive controller. The options are: • Disabled • AHCI • RAID On: This option is enabled by default. Drives Allows you to configure the SATA drives on board. All drives are enabled by default. The options are: •...
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Page 66: Video Screen Options
Video screen options Option Description LCD Brightness Allows you to set the display brightness depending up on the power source (On Battery and On AC). NOTE: The video setting will be visible only when a video card is installed into the system. Security screen options Option Description... - Page 67 Option Description UEFI Capsule Allows yout to control whether this system allows BIOS updates via UEFI capsule update packages. Firmware Updates • Enable UEFI Capsule Firmware Updates Default setting: Enabled TPM 2.0 Security Allows you to enable the Trusted Platform Module (TPM) during POST. The options are: •...
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Page 68: Secure Boot Screen Options
Option Description Default setting: Disabled Secure Boot screen options Option Description Secure Boot Enable This option enables or disables the Secure Boot feature. • Disabled • Enabled Default setting: Enabled. Expert Key Allows you to manipulate the security key databases only if the system is in Custom Mode. The Enable Custom Management Mode option is disabled by default. -
Page 69: Performance Screen Options
• Disabled • Enabled Default setting: Enabled. Wake on Dell USB- Allows you to wake on Dell USB-C dock. C Dock. Power Management screen options Option Description AC Behavior Allows you to enable or disable the computer from turning on automatically when an AC adapter is connected. - Page 70 Configuration • Standard — Fully charges your battery at a standard rate. • ExpressCharge — The battery charges over a shorter period of time using Dell’s fast charging technology. This option is enabled by default. • Primarily AC use •...
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Page 71: Post Behavior Screen Options
Option Description NOTE: All charging mode may not be available for all the batteries. To enable this option, disable the Advanced Battery Charge Configuration option. Sleep Mode This option is used to select which sleep mode will be used by operating system. •... -
Page 72: Virtualization Support Screen Options
Option Description • Auto Extended BIOS Allows you to create an additional preboot delay. The options are: POST Time • 0 seconds. This option is enabled by default. • 5 seconds • 10 seconds Full Screen Logo This option will display full screen logo if your image match screen resolution •... -
Page 73: Maintenance Screen Options
It is recommended to update your BIOS (System Setup), on replacing the system board or if an update is available. For laptops, ensure that your computer battery is fully charged and connected to a power outlet Restart the computer. Go to Dell.com/support. Enter the Service Tag or Express Service Code and click Submit. System setup options... -
Page 74: System And Setup Password
NOTE: To locate the Service Tag, click Where is my Service Tag? NOTE: If you cannot find your Service Tag, click Detect My Product. Proceed with the instructions on screen. If you are unable to locate or find the Service Tag, click the Product Category of your computer. Choose the Product Type from the list. -
Page 75: Deleting Or Changing An Existing System And/Or Setup Password
Press Esc and a message prompts you to save the changes. 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. -
Page 76: Technical Specifications
Technical specifications NOTE: Offerings may vary by region. For more information regarding the configuration of your computer in: • Windows 10, click or tap Start > Settings > System > About. Topics: • System specifications • Processor specifications • Memory specifications •... -
Page 77: Processor Specifications
Processor specifications Feature Specification Types 7th Generation Intel Core i3 series or i5 series or i7 series processors L3 cache i3 series 3 MB i5 series • non Vpro - 3 MB • vPro - 3 MB i7 series 4 MB Memory specifications Feature Specification... -
Page 78: Video Specifications
Feature Specification Internal speaker 2 W (RMS) per channel amplifier Volume controls Hot keys Video specifications Feature Specification Type Integrated on system board, hardware accelerated UMA controller Intel HD Graphics 620 Data bus Integrated video External display • 19-pin HDMI connector support •... -
Page 79: Contactless Smart Card Specifications
Feature Specification Video • One 19-pin HDMI connector • 15 pin VGA connector Network adapter One RJ-45 connector Two USB 3.0 ports (One USB 3.0 with PowerShare) Memory card reader uSD 4.0 SmartCard reader Optional Micro SIM (uSIM) One external (optional) card Docking port DisplayPort over USB Type-C... -
Page 80: Keyboard Specifications
Feature Specification Refresh rate 60 Hz Maximum viewing +/- 80 degrees angles (horizontal) Maximum viewing +/- 80 degrees angles (vertical) Pixel pitch 0.144 mm (0.005 inch) FHD Anti fingerprint and Anti reflective: Maximum resolution 1920 x 1080 Maximum brightness 300 nits Refresh rate 60 Hz Maximum viewing... -
Page 81: Ac Adapter Specifications
Feature Specification Depth 42 WHr 181 mm (7.126 inches) 51 WHr 181 mm (7.126 inches) 68 WHr 233 mm (9.17 inches) Height 42 WHr 7.05 mm (0.28 inch) 51 WHr 7.05 mm (0.28 inch) 68 WHr 7.05 mm (0.28 inch) Width 42 WHr 95.9 mm (3.78 inches) -
Page 82: Physical Specifications
Feature Specification Rated output 19.5 V DC voltage Temperature range 0°C to 40°C (32°F to 104°F) (Operating) Temperature range –40°C to 70°C (–40°F to 158°F) (Non-Operating) Physical specifications Feature Specification Front height 21.40 mm (0.80 inch) Back height 21.40 mm (0.80 inch) Width 305.10 mm (12.00 inches) Depth... -
Page 83: Diagnostics
Diagnostics If you experience a problem with your computer, run the ePSA diagnostics before contacting Dell for technical assistance. The purpose of running diagnostics is to test your computer's hardware without requiring additional equipment or risking data loss. If you are unable to fix the problem yourself, service and support personnel can use the diagnostics results to help you solve the problem. -
Page 84: Device Status Lights
If you wish to run a diagnostic test on a specific device, press Esc and click Yes to stop the diagnostic test. Select the device from the left pane and click Run Tests If there are any issues, error codes are displayed. Note the error code and contact Dell. Device status lights Table 5. Device status lights... -
Page 85: Battery Status Lights
The Battery LED will pause for 3 seconds before the next cycle repeat itself again. Battery status lights If the computer is connected to an electrical outlet, the battery light operates as follows: Alternately blinking An unauthenticated or unsupported non-Dell AC adapter is attached to your laptop. amber light and white light Alternately blinking Temporary battery failure with AC adapter present. -
Page 86: Contacting Dell
Dell product catalog. Dell provides several online and telephone-based support 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: Go to Dell.com/support.