Inspiron 3490 Service Manual Regulatory Model: P89G Regulatory Type: P89G003
Notes, cautions, and warnings NOTE: 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. © 2019 Dell Inc. or its subsidiaries. All rights reserved. Dell, EMC, and other trademarks are trademarks of Dell Inc. or its subsidiaries.
Contents 1 Working inside your computer....................................................................................................... 5 Safety instructions................................................................................................................................................................ 5 Before working inside your computer................................................................................................................................. 5 Before you begin .
Wireless and Bluetooth drivers.......................................................................................................................................... 75 4 System setup............................................................................................................................. 76 System setup.......................................................................................................................................................................
1 Working inside your computer Safety instructions Use the following safety guidelines to protect your computer from potential damage and to ensure your personal safety. Unless otherwise noted, each procedure included in this document assumes that you have read the safety information that shipped with your computer. NOTE: Before working inside your computer, read the safety information that shipped with your computer. For more safety best practices, see the Regulatory Compliance home page at www.dell.
Electrostatic discharge—ESD protection ESD is a major concern when you handle electronic components, especially sensitive components such as expansion cards, processors, memory DIMMs, and system boards. Very slight charges can damage circuits in ways that may not be obvious, such as intermittent problems or a shortened product life span. As the industry pushes for lower power requirements and increased density, ESD protection is an increasing concern.
• • being repaired. The workspace should also be free of insulators that can cause an ESD event. On the work area, insulators such as Styrofoam and other plastics should always be moved at least 12 inches or 30 centimeters away from sensitive parts before physically handling any hardware components ESD Packaging – All ESD-sensitive devices must be shipped and received in static-safe packaging. Metal, static-shielded bags are preferred.
2 Removing and installing components Recommended tools The procedures in this document may require the following tools: • • • Philips screwdriver #1 Flat-head screwdriver Plastic scribe Screw list NOTE: When removing screws from a component, it is recommended to note the screw type, the quantity of screws, and then place them in a screw storage box. This is to ensure that the correct number of screws and correct screw type is restored when the component is replaced.
Component Secured to Screw type Quantity Power-button Palm-rest and keyboard assembly M2x3 2 Power button with fingerprint reader (optional) Palm-rest and keyboard assembly M2x3 2 Solid-state drive System board M2x3 1 System board Palm-rest and keyboard assembly M2x2 6 Touchpad Palm-rest and keyboard assembly M2x2 4 Touchpad (Support brackets) Palm-rest and keyboard assembly M2x2.
3. Pry the base cover from the top-right corner of the palm-rest and keyboard assembly. 4. Lift the base cover off the palm-rest and keyboard assembly from the right side of the base cover. NOTE: The following steps are applicable only if you want to further remove any other component from your computer. 5. Disconnect the battery cable from the system board.
6. Press and hold the power button for 5 seconds to ground the computer and drain the flea power. Replacing the base cover NOTE: Before working inside your computer, read the safety information that shipped with your computer and follow the steps in Before working inside your computer. After working inside your computer, follow the instructions in After working inside your computer. For more safety best practices, see the Regulatory Compliance home page at www.dell.com/regulatory_compliance. Procedure 1.
2. Align and place the base cover on the palm-rest and keyboard assembly. 3. Snap the base cover into place.
4. Replace the six screws (M2.5x4) that secure the base cover to the palm-rest and keyboard assembly. 5. Tighten the three captive screws that secure the base cover to the palm-rest and keyboard assembly.
Battery Removing the battery NOTE: Before working inside your computer, read the safety information that shipped with your computer and follow the steps in Before working inside your computer. After working inside your computer, follow the instructions in After working inside your computer. For more safety best practices, see the Regulatory Compliance home page at www.dell.com/regulatory_compliance. Lithium-ion battery precautions CAUTION: 14 • Exercise caution when handling Lithium-ion batteries.
• Always purchase genuine batteries from www.dell.com or authorized Dell partners and resellers. Prerequisites Remove the base cover. Procedure 1. Disconnect the battery cable from the system board. 2. Remove the four screws (M2x3) that secure the battery to the palm-rest and keyboard assembly. 3. Lift the battery off the palm-rest and keyboard assembly.
Post-requisites Replace the base cover. Memory modules Removing the memory modules NOTE: Before working inside your computer, read the safety information that shipped with your computer and follow the steps in Before working inside your computer. After working inside your computer, follow the instructions in After working inside your computer. For more safety best practices, see the Regulatory Compliance home page at www.dell.com/regulatory_compliance. Prerequisites Remove the base cover. Procedure 1.
2. Use your fingertips to carefully spread apart the securing-clips on each end of the memory-module slot until the memory module pops up. 3. Remove the memory module from the memory-module slot. Replacing the memory modules NOTE: Before working inside your computer, read the safety information that shipped with your computer and follow the steps in Before working inside your computer. After working inside your computer, follow the instructions in After working inside your computer.
3. Press the memory module down until it clicks into place. NOTE: If you do not hear the click, remove the memory module and reinstall it. Post-requisites Replace the base cover. Wireless card Removing the wireless card NOTE: Before working inside your computer, read the safety information that shipped with your computer and follow the steps in Before working inside your computer. After working inside your computer, follow the instructions in After working inside your computer.
2. Remove the screw (M2x3) that secures the wireless-card bracket to the system board. 3. Slide and remove the wireless-card bracket from the wireless card. 4. Disconnect the antenna cables from the wireless card. 5. Slide and remove the wireless card from the wireless-card slot.
Replacing the wireless card NOTE: Before working inside your computer, read the safety information that shipped with your computer and follow the steps in Before working inside your computer. After working inside your computer, follow the instructions in After working inside your computer. For more safety best practices, see the Regulatory Compliance home page at www.dell.com/regulatory_compliance. Procedure CAUTION: To avoid damage to the wireless card, do not place any cables under it. 1.
Post-requisites Replace the base cover. Coin-cell battery Removing the coin-cell battery NOTE: Before working inside your computer, read the safety information that shipped with your computer and follow the steps in Before working inside your computer. After working inside your computer, follow the instructions in After working inside your computer. For more safety best practices, see the Regulatory Compliance home page at www.dell.com/regulatory_compliance.
Replacing the coin-cell battery NOTE: Before working inside your computer, read the safety information that shipped with your computer and follow the steps in Before working inside your computer. After working inside your computer, follow the instructions in After working inside your computer. For more safety best practices, see the Regulatory Compliance home page at www.dell.com/regulatory_compliance.
Post-requisites Replace the base cover. Fan Removing the fan NOTE: Before working inside your computer, read the safety information that shipped with your computer and follow the steps in Before working inside your computer. After working inside your computer, follow the instructions in After working inside your computer. For more safety best practices, see the Regulatory Compliance home page at www.dell.com/regulatory_compliance. Prerequisites Remove the base cover. Procedure 1.
Replacing the fan NOTE: Before working inside your computer, read the safety information that shipped with your computer and follow the steps in Before working inside your computer. After working inside your computer, follow the instructions in After working inside your computer. For more safety best practices, see the Regulatory Compliance home page at www.dell.com/regulatory_compliance. Procedure 1. Align the screw holes on the fan with the screw holes on to the palm-rest and keyboard board assembly. 2.
Post-requisites Replace the base cover. Heat sink Removing the heat sink NOTE: Before working inside your computer, read the safety information that shipped with your computer and follow the steps in Before working inside your computer. After working inside your computer, follow the instructions in After working inside your computer. For more safety best practices, see the Regulatory Compliance home page at www.dell.com/regulatory_compliance. NOTE: The heat sink may become hot during normal operation.
Procedure 1. In the reverse sequential order (4>3>2>1), loosen the four captive screws that secure the heat sink to the system board. 2. Remove the three (M2x3) screws that secure the heat sink to the system board. NOTE: The number of screws may vary depending on the configuration ordered. 3. Lift the heat sink off the system board.
Post-requisites Replace the base cover. Solid-state drive/Intel Optane Removing the solid-state drive/Intel Optane You need to disable the Intel Optane device before removing it from your computer. For more information about disabling the Intel Optane device, see Disabling Intel Optane memory. NOTE: Before working inside your computer, read the safety information that shipped with your computer and follow the steps in Before working inside your computer.
5. Turn the solid-state drive shield over. 6. Remove the screw (M2x2) that secures the solid-state drive to the solid-state drive shield. 7. Lift the solid-state drive off the solid-state drive shield. Procedure to remove the M.2 2280 solid-state drive 1. Loosen the captive screw that secures the solid-state drive shield/Intel Optane shield and solid-state drive/Intel Optane to the palm rest and keyboard assembly. 2.
4. Slide and remove the solid-state drive/Intel Optane from the solid-state drive/Intel Optane slot. Replacing the solid-state drive/Intel Optane Enable the Intel Optane device after you replace it. For more information about enabling the Intel Optane device, see Enabling Intel Optane memory. NOTE: Before working inside your computer, read the safety information that shipped with your computer and follow the steps in Before working inside your computer.
3. Align the notch on the solid-state drive with the tab on the solid-state drive slot. 4. Slide the solid-state drive into the solid-state drive slot. 5. Insert the tab of the solid-state drive shield into the slot on the palm-rest and keyboard assembly. 6. Tighten the captive screw that secures the solid-state drive shield and solid-state drive to the palm-rest and keyboard assembly. 7. Replace the screw (M2x3) that secures the solid-state drive shield to the palm-rest and keyboard assembly.
4. Replace the screw (M2x3) that secures the solid-state drive/Intel Optane to the palm-rest and keyboard assembly. 5. Tighten the captive screw that secures the solid-state drive shield/Intel Optane shield and solid-state drive/Intel Optane to the palm rest and keyboard assembly. NOTE: The solid-state drive shield/Intel Optane shield is only available for computers that are shipped with PCIe or NVMe solid-state drive/Intel Optane. Post-requisites Replace the base cover.
4. Disconnect the interposer from the hard-drive assembly. 5. Remove the four screws (M3x3) that secure the hard-drive bracket to the hard drive. 6. Lift the hard-drive bracket off the hard drive.
Replacing the hard drive Enable Intel Optane after replacing the SATA storage. For more information about enabling the Intel Optane, see Enabling Intel Optane. NOTE: Before working inside your computer, read the safety information that shipped with your computer and follow the steps in Before working inside your computer. After working inside your computer, follow the instructions in After working inside your computer. For more safety best practices, see the Regulatory Compliance home page at www.dell.
4. Align the screw holes on the hard-drive assembly with the screw holes on the palm rest and keyboard assembly. 5. Replace the four screws (M2x3) that secure the hard-drive assembly to the palm rest and keyboard assembly. 6. Connect the hard-drive cable to the system board and close the latch to secure the cable. Post-requisites 1. Replace the battery. 2. Replace the base cover.
Touchpad Removing the touchpad NOTE: Before working inside your computer, read the safety information that shipped with your computer and follow the steps in Before working inside your computer. After working inside your computer, follow the instructions in After working inside your computer. For more safety best practices, see the Regulatory Compliance home page at www.dell.com/regulatory_compliance. Prerequisites 1. Remove the base cover. 2. Remove the battery. Procedure 1.
Replacing the touchpad NOTE: Before working inside your computer, read the safety information that shipped with your computer and follow the steps in Before working inside your computer. After working inside your computer, follow the instructions in After working inside your computer. For more safety best practices, see the Regulatory Compliance home page at www.dell.com/regulatory_compliance.
3. Place the touchpad bracket into the slot on the palm rest and keyboard assembly. 4. Replace the two screws (M2x2) that secure the touchpad bracket to the palm rest and keyboard assembly. 5. Adhere the tape that secures the touchpad to the palm rest and keyboard assembly. 6. Slide the touchpad cable into its connector on the system board and close the latch to secure the cable.
Post-requisites 1. Replace the battery. 2. Replace the base cover. Speakers Removing the speakers NOTE: Before working inside your computer, read the safety information that shipped with your computer and follow the steps in Before working inside your computer. After working inside your computer, follow the instructions in After working inside your computer. For more safety best practices, see the Regulatory Compliance home page at www.dell.com/regulatory_compliance. Prerequisites 1.
Replacing the speakers NOTE: Before working inside your computer, read the safety information that shipped with your computer and follow the steps in Before working inside your computer. After working inside your computer, follow the instructions in After working inside your computer. For more safety best practices, see the Regulatory Compliance home page at www.dell.com/regulatory_compliance.
Post-requisites 1. Replace the solid-state drive/Intel Optane. 2. Replace the base cover. I/O board Removing the I/O board NOTE: Before working inside your computer, read the safety information that shipped with your computer and follow the steps in Before working inside your computer. After working inside your computer, follow the instructions in After working inside your computer. For more safety best practices, see the Regulatory Compliance home page at www.dell.com/regulatory_compliance.
5. Lift the I/O board, along with the cable, off the palm-rest and keyboard assembly. Replacing the I/O board NOTE: Before working inside your computer, read the safety information that shipped with your computer and follow the steps in Before working inside your computer. After working inside your computer, follow the instructions in After working inside your computer. For more safety best practices, see the Regulatory Compliance home page at www.dell.com/regulatory_compliance. Procedure 1.
Post-requisites 1. Replace the speakers. 2. Replace the solid-state drive/Intel Optane. 3. Replace the base cover. Display assembly Removing the display assembly NOTE: Before working inside your computer, read the safety information that shipped with your computer and follow the steps in Before working inside your computer. After working inside your computer, follow the instructions in After working inside your computer. For more safety best practices, see the Regulatory Compliance home page at www.dell.
5. Lift the palm-rest and keyboard assembly at an angle.
6. Slide and remove the palm-rest and keyboard assembly off the display assembly. 7. After performing all the above steps, you are left with display assembly.
Replacing the display assembly NOTE: Before working inside your computer, read the safety information that shipped with your computer and follow the steps in Before working inside your computer. After working inside your computer, follow the instructions in After working inside your computer. For more safety best practices, see the Regulatory Compliance home page at www.dell.com/regulatory_compliance.
3. Replace the four screws (M2.5x4) that secure the display hinges to the system board and I/O board. 4. Route the display cable through the routing guides on the palm-rest and keyboard assembly. 5. Connect the display cable to the system board. 6. Adhere the antenna cables to the system board.
Post-requisites 1. Replace the fan. 2. Replace the wireless card. 3. Replace the base cover. Power-button board Removing the power-button board NOTE: Before working inside your computer, read the safety information that shipped with your computer and follow the steps in Before working inside your computer. After working inside your computer, follow the instructions in After working inside your computer. For more safety best practices, see the Regulatory Compliance home page at www.dell.
Procedure 1. Open the latch and disconnect the power-button board cable from the system board. 2. Remove the two screws (M2x3) that secure the power-button board to the palm rest and keyboard assembly. 3. Lift the power-button board, along with the cable, off the palm rest and keyboard assembly. Replacing the power-button board NOTE: Before working inside your computer, read the safety information that shipped with your computer and follow the steps in Before working inside your computer.
Post-requisites 1. Replace the display assembly. 2. Replace the hard drive. 3. Replace the fan. 4. Replace the wireless card. 5. Replace the battery. 6. Replace the base cover. System board Removing the system board NOTE: Before working inside your computer, read the safety information that shipped with your computer and follow the steps in Before working inside your computer. After working inside your computer, follow the instructions in After working inside your computer.
2. Remove the battery. 3. Remove the memory modules. 4. Remove the wireless card. 5. Remove the fan. 6. Remove the heat sink. 7. Remove the solid-state drive/Intel Optane. Procedure 1. Remove the two screws (M2.5x5) that secure the left display hinge to the palm-rest and keyboard assembly. 2. Lift the left display hinge to the maximum. 3. Disconnect the speaker cable from the system board. 4. Open the latch and disconnect the keyboard from the system board. 5.
Replacing the system board NOTE: Before working inside your computer, read the safety information that shipped with your computer and follow the steps in Before working inside your computer. After working inside your computer, follow the instructions in After working inside your computer. For more safety best practices, see the Regulatory Compliance home page at www.dell.com/regulatory_compliance. NOTE: Your computer’s Service Tag is stored in the system board.
3. Connect the power-adapter port cable and speaker cable to the system board. 4. Slide the power-button board cable into the connector on the system board and close the latch to secure the cable. 5. Slide the finger-print reader cable into the connector on the system board and close the latch to secure the cable. NOTE: For computers shipped with finger-print reader only. 6. Slide the I/O-board cable into the connector on the system board and close the latch to secure the cable. 7.
Post-requisites 1. Replace the solid-state drive/Intel Optane. 2. Replace the heat sink. 3. Replace the fan. 4. Replace the wireless card. 5. Replace the memory modules. 6. Replace the battery. 7. Replace the base cover. Entering the Service Tag in the BIOS setup program 1. Turn on or restart your computer. 2. Press F2 when the Dell logo is displayed to enter the BIOS setup program. 3. Navigate to the Main tab and enter the Service Tag in the Service Tag Input field.
working inside your computer. For more safety best practices, see the Regulatory Compliance home page at www.dell.com/regulatory_compliance. NOTE: Applicable only for computers that are shipped with fingerprint reader. Prerequisites 1. Remove the base cover. 2. Remove the battery. 3. Remove the memory modules. 4. Remove the wireless card. 5. Remove the fan. 6. Remove the heat sink. NOTE: The system board can be removed and installed together with the heat sink still attached. 7.
working inside your computer. For more safety best practices, see the Regulatory Compliance home page at www.dell.com/regulatory_compliance. NOTE: Applicable only for computers that are shipped with fingerprint reader. Procedure 1. Using the alignment posts, align and place the power button on the palm rest and keyboard assembly. 2. Place the power-button with fingerprint-reader board onto the slot on the palm rest and keyboard assembly. 3.
Power-adapter port Removing the power-adapter port NOTE: Before working inside your computer, read the safety information that shipped with your computer and follow the steps in Before working inside your computer. After working inside your computer, follow the instructions in After working inside your computer. For more safety best practices, see the Regulatory Compliance home page at www.dell.com/regulatory_compliance. Prerequisites 1. Remove the base cover. 2. Remove the battery. 3.
working inside your computer. For more safety best practices, see the Regulatory Compliance home page at www.dell.com/regulatory_compliance. Procedure 1. Place the power-adapter port into the slot on the palm-rest and keyboard assembly. 2. Adhere the power-adapter port cable to the palm-rest and keyboard assembly. 3. Replace the screw (M2x2) that secures the power-adapter port to the palm-rest and keyboard assembly. Post-requisites 1. Replace the system board. 2. Replace the display assembly. 3.
2. Remove the battery. 3. Remove the memory modules. 4. Remove the wireless card. 5. Remove the fan. 6. Remove the heat sink. NOTE: The system board can be removed and installed together with the heat sink still attached. 7. Remove the solid-state drive/Intel Optane. 8. Remove the hard drive. 9. Remove the touchpad. 10. Remove the speakers. 11. Remove the I/O board. 12. Remove the display assembly. 13. Remove the power-button board (optional). 14. Remove the system board. 15.
Procedure Place the palm-rest and keyboard assembly on a flat surface. Post-requisites 1. Replace the power-adapter port. 2. Replace the power button with fingerprint reader (optional). 3. Replace the system board. 4. Replace the power-button board(optional). 5. Replace the display assembly. 6. Replace the I/O board. 7. Replace the speakers. 8. Replace the touchpad. 9. Replace the hard drive. 10. Replace the solid-state drive/Intel Optane. 11. Replace the heat sink.
Display bezel Removing the display bezel NOTE: Before working inside your computer, read the safety information that shipped with your computer and follow the steps in Before working inside your computer. After working inside your computer, follow the instructions in After working inside your computer. For more safety best practices, see the Regulatory Compliance home page at www.dell.com/regulatory_compliance. Prerequisites 1. Remove the base cover. 2. Remove the wireless card. 3. Remove the fan. 4.
Replacing the display bezel NOTE: Before working inside your computer, read the safety information that shipped with your computer and follow the steps in Before working inside your computer. After working inside your computer, follow the instructions in After working inside your computer. For more safety best practices, see the Regulatory Compliance home page at www.dell.com/regulatory_compliance. Procedure 1.
2. Insert the tabs on the display-hinge cover to the slots on the display back-cover and antenna assembly. 3. Snap the display-hinge cover into place.
Post-requisites 1. Replace the display assembly. 2. Replace the fan. 3. Replace the wireless card. 4. Replace the base cover. Camera Removing the camera NOTE: Before working inside your computer, read the safety information that shipped with your computer and follow the steps in Before working inside your computer. After working inside your computer, follow the instructions in After working inside your computer. For more safety best practices, see the Regulatory Compliance home page at www.dell.
3. Lift the camera module from the display back-cover and antenna assembly. Replacing the camera NOTE: Before working inside your computer, read the safety information that shipped with your computer and follow the steps in Before working inside your computer. After working inside your computer, follow the instructions in After working inside your computer. For more safety best practices, see the Regulatory Compliance home page at www.dell.com/regulatory_compliance. Procedure 1.
Post-requisites 1. Replace the display bezel. 2. Replace the display assembly. 3. Replace the wireless card. 4. Replace the base cover. Display panel Removing the display panel NOTE: Before working inside your computer, read the safety information that shipped with your computer and follow the steps in Before working inside your computer. After working inside your computer, follow the instructions in After working inside your computer.
2. Lift the display panel and turn it over. 3. Peel the tape that secures the display cable to the back of the display panel. 4. Open the latch and disconnect the display cable from the display-panel cable connector. 5. Lift the display panel away from the display back-cover and antenna assembly. Replacing the display panel NOTE: Before working inside your computer, read the safety information that shipped with your computer and follow the steps in Before working inside your computer.
working inside your computer. For more safety best practices, see the Regulatory Compliance home page at www.dell.com/regulatory_compliance. Procedure 1. Place the display panel on a flat and clean surface. 2. Connect the display cable to the connector at the back of the display panel and close the latch to secure the cable. 3. Adhere the tape that secures the display cable to the back of the display panel. 4.
Post-requisites 1. Replace the display bezel. 2. Replace the display assembly. 3. Replace the fan. 4. Replace the wireless card. 5. Replace the base cover. Display hinges Removing the display hinges NOTE: Before working inside your computer, read the safety information that shipped with your computer and follow the steps in Before working inside your computer. After working inside your computer, follow the instructions in After working inside your computer.
2. Note the routing of the display cable and antenna cable, and then remove the cables from the display hinges. 3. Remove the ten screws (M2x2) that secure the display hinges to the display back-cover and antenna assembly. 4. Lift the display hinges off the display back-cover and antenna assembly. Replacing the display hinges NOTE: Before working inside your computer, read the safety information that shipped with your computer and follow the steps in Before working inside your computer.
3. Route the display cable and antenna cable through the display hinges. 4. Adhere the tape that secures the antenna cable to the display hinge. Post-requisites 1. Replace the display bezel. 2. Replace the display assembly. 3. Replace the wireless card. 4. Replace the base cover. Display cable Removing the display cable NOTE: Before working inside your computer, read the safety information that shipped with your computer and follow the steps in Before working inside your computer.
7. Remove the display panel. 8. Remove the display hinges. Procedure 1. Remove the camera cable and the display cable from the routing guides on the display back-cover and antenna assembly. 2. Lift the camera cable and the display cable off the display back-cover and antenna assembly. Replacing the display cable NOTE: Before working inside your computer, read the safety information that shipped with your computer and follow the steps in Before working inside your computer.
Post-requisites 1. Replace the display hinges. 2. Replace the display panel. 3. Replace the camera. 4. Replace the display bezel. 5. Replace the display assembly. 6. Replace the fan. 7. Replace the wireless card. 8. Replace the base cover. Display back-cover and antenna assembly Removing the display back-cover and antenna assembly NOTE: Before working inside your computer, read the safety information that shipped with your computer and follow the steps in Before working inside your computer.
5. Remove the display bezel. 6. Remove the camera. 7. Remove the display panel. 8. Remove the display hinges. 9. Remove the display cable. Procedure After performing all the above steps, we are left with the display back-cover and antenna assembly. Replacing the display back-cover and antenna assembly NOTE: Before working inside your computer, read the safety information that shipped with your computer and follow the steps in Before working inside your computer.
Post-requisites 1. Replace the display cable. 2. Replace the display hinges. 3. Replace the display panel. 4. Replace the camera. 5. Replace the display bezel. 6. Replace the display assembly. 7. Replace the fan. 8. Replace the wireless card. 9. Replace the base cover.
3 Device drivers Intel Chipset Software Installation Utility In the Device Manager, check if the chipset driver is installed. Install the Intel chipset updates from www.dell.com/support. Video drivers In the Device Manager, check if the video driver is installed. Install the video driver update from www.dell.com/support. Intel Serial IO driver In the Device Manager, check if the Intel Serial IO driver is installed. Install the driver updates from www.dell.com/support.
4 System setup NOTE: Depending on the computer and its installed devices, the items listed in this section may or may not be displayed. System setup CAUTION: Unless you are an expert computer user, do not change the settings in the BIOS Setup program. Certain changes can make your computer work incorrectly. NOTE: Before you change BIOS Setup program, it is recommended that you write down the BIOS Setup program screen information for future reference.
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 (if available) • • • Optical Drive (if available) SATA Hard Drive (if available) Diagnostics NOTE: XXX denotes the SATA drive number. NOTE: Choosing Diagnostics, will display the ePSA diagnostics screen. The boot sequence screen also displays the option to access the System Setup screen.
General-System Information SATA-0 Displays the M.2 SATA SSD-0 device information of the computer. SATA-1 Displays the M.2 SATA SSD-1 device information of the computer. M.2 PCIe SSD-0 Displays the M.2 PCIe SSD-0 device information of the computer. M.2 PCIe SSD-1 Displays the M.2 PCIe SSD-1 device information of the computer. Video Controller Displays the video controller type of the computer. dGPU Video Controller Displays the discrete graphics information of the computer.
Table 5. System setup options—Video menu Video LCD Brightness Set the panel brightness independently for Battery and AC power. Dynamic Backlight Control Enable or disable the dynamic backlight control. Table 6. System setup options—Security menu Security Admin Password Set, change, or delete the administrator password. System Password Set, change, or delete the system password. Internal HDD-0 Password Set, change, or delete the internal hard-disk drive password.
Intel Software Guard Extensions NOTE: If enabled, the processor clock speed and core voltage are adjusted dynamically based on the processor load. C-States Control Enable or disable additional processor sleep states. Default: Enabled. Intel TurboBoost Enable or disable Intel TurboBoost mode of the processor. Default: Enabled. HyperThread control Enable or disable HyperThreading in the processor. Default: Enabled.
Wireless Wireless Device Enable Enable or disable internal wireless devices. Table 11. System setup options—Maintenance menu Maintenance Service Tag Display the system’s Service Tag. Asset Tag Create a system Asset Tag. BIOS Downgrade Control flashing of the system firmware to previous revisions. Data Wipe Enable to securely erase data from all internal storage devices.
5 Troubleshooting Enhanced Pre-Boot System Assessment (ePSA) diagnostics The ePSA diagnostics (also known as system diagnostics) performs a complete check of your hardware. The ePSA is embedded with the BIOS and is launched by the BIOS internally.
Off • • • Power adapter is connected and the battery is fully charged. Computer is running on battery and the battery has more than 5 percent charge. Computer is in sleep state, hibernation, or turned off NOTE: Hard-drive activity light is supported only on computers shipped with hard drive. The power and battery-status light blinks amber along with beep codes indicating failures.
Flashing the BIOS You may need to flash (update) the BIOS when an update is available or when you replace the system board. Follow these steps to flash the BIOS: 1. Turn on your computer. 2. Go to www.dell.com/support. 3. Click Product support, enter the 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 & downloads > Find it myself. 5.
5. Restart the computer and press F12 when the Dell logo is displayed on the screen. 6. Boot to the USB drive from the One Time Boot Menu. 7. Type the BIOS setup program filename and press Enter. 8. The BIOS Update Utility appears. Follow the instructions on the screen to complete the BIOS update. WiFi power cycle If your computer is unable to access the internet due to WiFi connectivity issues a WiFi power cycle procedure may be performed.
6 Getting help and contacting Dell Self-help resources You can get information and help on Dell products and services using these self-help resources: Table 15. Self-help resources Self-help resources Resource location Information about Dell products and services www.dell.com My Dell Tips Contact Support In Windows search, type Contact Support, and press Enter. Online help for operating system www.dell.com/support/windows www.dell.
