Inspiron 3185 Service Manual Regulatory Model: P25T Regulatory Type: P25T003 September 2020 Rev.
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. © 2018-2020 Dell Inc. or its subsidiaries. All rights reserved. Dell, EMC, and other trademarks are trademarks of Dell Inc. or its subsidiaries.
Contents Chapter 1: Before working inside your computer........................................................................... 8 Before you begin .................................................................................................................................................................8 Safety instructions.............................................................................................................................................................. 8 Recommended tools..
Chapter 12: Replacing the hard drive........................................................................................... 25 Procedure............................................................................................................................................................................25 Post-requisites...................................................................................................................................................................
Chapter 24: Replacing the memory module..................................................................................43 Procedure............................................................................................................................................................................43 Post-requisites...................................................................................................................................................................
Procedure............................................................................................................................................................................65 Chapter 36: Replacing the display hinges.................................................................................... 67 Procedure............................................................................................................................................................................
Beep codes......................................................................................................................................................................... 86 Flea power release............................................................................................................................................................ 87 Wi-Fi power cycle......................................................................................................................................
1 Before working inside your computer NOTE: The images in this document may differ from your computer depending on the configuration you ordered. Topics: • • • • Before you begin Safety instructions Recommended tools Screw list Before you begin 1. Save and close all open files and exit all open applications. 2. Shut down your computer. Click Start > Power > Shut down. NOTE: If you are using a different operating system, see the documentation of your operating system for shut-down instructions. 3.
Recommended tools The procedures in this document may require the following tools: ● Phillips screwdriver #1 ● Plastic scribe Screw list Table 10. Screw list Component Secured to Screw type Quantity Back cover Palm-rest and keyboard assembly M2.
2 After working inside your computer CAUTION: Leaving stray or loose screws inside your computer may severely damage your computer. 1. Replace all screws and ensure that no stray screws remain inside your computer. 2. Connect any external devices, peripherals, or cables you removed before working on your computer. 3. Replace any media cards, discs, or any other parts that you removed before working on your computer. 4. Connect your computer and all attached devices to their electrical outlets. 5.
3 Removing 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. Topics: • Procedure Procedure 1. Close the display and turn the computer over. 2.
Figure 38. Removing the screws from the base cover a. M2.5x7 screws (9) b. base cover 4. Using a plastic scribe, pry the base cover from the palm-rest and keyboard assembly. Figure 39. Removing the base cover a. plastic scribe b.
4 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. Topics: • Procedure Procedure 1.
5 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.
Figure 40. Removing the battery 1. battery cable 2. screw (M2x3) 3. battery 4. palm-rest and keyboard assembly 4. Turn the computer over. 5. Press and hold the power button for five seconds to ground the system board.
6 Replacing 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. Topics: • • Procedure Post-requisites Procedure 1.
7 Removing the power and volume-buttons 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. Topics: • • Prerequisites Procedure Prerequisites 1. Remove the base cover. 2.
5. power and volume-buttons board 18 Removing the power and volume-buttons board 6.
8 Replacing the power and volume-buttons 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. Topics: • • Procedure Post-requisites Procedure 1.
9 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. Topics: • • Prerequisites Procedure Prerequisites 1. Remove the base cover. 2. Remove the battery.
Figure 42. Removing the power-adapter port a. power-adapter port cable b. M2x3 screw c.
10 Replacing 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. Topics: • • Procedure Post-requisites Procedure 1.
11 Removing the hard drive 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. CAUTION: Hard drives are fragile. Exercise care when handling the hard drive.
Figure 43. Removing the hard-drive assembly a. M2x3 screws (3) b. hard-drive assembly c. palm-rest and keyboard assembly 5. Remove the four screws (M3x3) that secure the hard-drive bracket to the hard drive. 6. Lift the hard drive from the hard-drive bracket. Figure 44. Removing the screws from the hard drive a. M3x3 screws (4) b. hard-drive bracket c.
12 Replacing the hard drive 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. CAUTION: Hard drives are fragile. Exercise care when handling the hard drive.
13 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. Topics: • • Prerequisites Procedure Prerequisites 1. Remove the base cover. 2. Remove the battery. 3.
Figure 46. Removing the screws from the IO board a. M2x3 screws (2) b. I/O board c. palm-rest and keyboard assembly 3. Lift the I/O board off the palm-rest and keyboard assembly.
14 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. Topics: • • Procedure Post-requisites Procedure 1.
15 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. For more safety best practices, see the Regulatory Compliance home page at www.dell.com/ regulatory_compliance. Topics: • • Prerequisites Procedure Prerequisites 1. Remove the base cover. 2. Remove the battery.
3. antenna cables (2) 5. wireless-card slot 30 Removing the wireless card 4.
16 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.
Figure 48. Replacing the wireless card 1. tab 2. notch 3. wireless card 4. antenna cables (2) 5. M2x3 screw 6. wireless-card bracket 7. wireless-card slot Post-requisites 1. Replace the battery. 2. Replace the base cover.
17 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. CAUTION: Removing the coin-cell battery resets the BIOS setup program’s settings to default.
3. I/O-board cable 4. latch 5. coin-cell battery cable 4. Turn the I/O-board cable over to access the coin-cell battery. 5. Peel off the coin-cell battery from the palm-rest and keyboard assembly. Figure 50. Removing the coin-cell battery a. I/O-board cable b. coin-cell battery c.
18 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. Topics: • • Procedure Post-requisites Procedure 1.
19 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. Topics: • • Prerequisites Procedure Prerequisites 1. Remove the base cover. 2. Remove the battery.
3. speakers (2) 4.
20 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. Topics: • • Procedure Post-requisites Procedure 1.
21 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.
b.
22 Replacing 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. CAUTION: Incorrect alignment of the heat sink can damage the system board and processor.
23 Removing the memory module 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. Topics: • • Prerequisites Procedure Prerequisites 1. Remove the base cover. 2. Remove the battery. 3.
24 Replacing the memory module 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. Topics: • • Procedure Post-requisites Procedure 1. Lift the Mylar to access the memory-module slot. 2.
2. Replace the base cover. 3. Replace the memory module.
25 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. Topics: • • Prerequisites Procedure Prerequisites 1. Remove the base cover. 2. Remove the battery.
5. Slide and remove the touchpad away from the palm-rest and keyboard assembly. Figure 56. Removing the touchpad a. M2x2 screws (4) b. touchpad c.
26 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. Topics: • • Procedure Post-requisites Procedure 1.
27 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.com/ regulatory_compliance. Topics: • • Prerequisites Procedure Prerequisites 1. Remove the base cover. 2. Remove the battery. 3.
Figure 57. Disconnecting the display cable 1. M2x3 screw 2. display-cable bracket 3. display cable 4. tape 5. latch 5. Open the latch and disconnect the sensor-board cable from the I/O board. 6. Remove the antenna cable from the routing guide on the right speaker. 7. Open the latch and disconnect the I/O-board cable from the system board.
Figure 58. Disconnecting the IO-board cable 1. latch 2. sensor-board cable 3. antenna cable 4. routing guide 5. I/O-board cable 6. latch 8. Peel the tapes off the display hinges. Figure 59. Removing the tapes a. I/O-board cable b. tape 9. Lift the palm-rest and keyboard assembly as far as possible, and then turn the computer over. CAUTION: Place the computer on a soft and clean surface to avoid scratching the display.
Figure 60. Lifting the display assembly a. palm-rest assembly b. display assembly 10. Place the computer face down on a flat surface. 11. Remove the four screws (M2.5x5) that secure the display assembly to the palm-rest and keyboard assembly. 12. Lift the display assembly off the palm-rest and keyboard assembly. Figure 61. Removing the display assembly a. display assembly b. M2.5x5 screws (4) c.
28 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.
29 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. 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.
Figure 62. Disconnecting the coin-cell battery and speaker cables 1. I/O-board cable 2. latch 3. coin-cell battery cable 4. speaker cable 5. system board 3. Remove the screw (M2x3) that secures the display-cable bracket to the system board and lift the display-cable bracket off the system board. 4. Disconnect the display cable from the system board.
Figure 63. Disconnecting the display cable 1. screw 2. display-cable bracket 3. display cable 4. tape 5. latch 6. system board 5. Open the latch and disconnect the touchpad cable from the system board. 6. Open the latch and disconnect the keyboard cable from the system board. 7. Disconnect the power-adapter port cable from the system board.
Figure 64. Disconnecting the power-adapter port cable 1. system board 2. power-adapter port cable 3. latch 4. touchpad cable 5. keyboard cable 8. Remove the screw (M2x3) that secures the system board to the palm-rest and keyboard assembly. 9. Lift the system board off the palm-rest and keyboard assembly.
Figure 65. Removing the system board a. system board b.
30 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.
31 Removing the palm-rest and keyboard 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. Topics: • • Prerequisites Procedure Prerequisites 1. Remove the base cover. 2.
Figure 66. Palm-rest and keyboard assembly 1.
32 Replacing the palm-rest and keyboard 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.
33 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. For more safety best practices, see the Regulatory Compliance home page at www.dell.com/ regulatory_compliance. Topics: • • Prerequisites Procedure Prerequisites 1. Remove the base cover. 2. Remove the battery. 3.
7.
34 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. 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.
35 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. For more safety best practices, see the Regulatory Compliance home page at www.dell.com/ regulatory_compliance. Topics: • • Prerequisites Procedure Prerequisites 1. Remove the base cover. 2. Remove the battery. 3.
Figure 69. Removing the display hinges a. M2x2.5 screws (2) and M2.5x2.5 screws (4) b. display back-cover and antenna assembly c.
36 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. 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. Topics: • • Procedure Post-requisites Procedure 1.
37 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.com/ regulatory_compliance. Topics: • • Prerequisites Procedure Prerequisites 1. Remove the base cover. 2. Remove the battery. 3.
Figure 70. Disconnecting the display cable 1. display panel 2. latch 3. display cable 4. tape 4. Using a plastic scribe, pry the camera off the display-back cover. 5. Turn the camera over and disconnect the camera cable from the camera. Figure 71. Removing the camera 1. plastic scribe 2.
3. camera cable 70 Removing the camera 4.
38 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. Topics: • • Procedure Post-requisites Procedure 1. Connect the camera cable to the camera. 2.
39 Removing the sensor 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. Topics: • • Prerequisites Procedure Prerequisites 1. Remove the base cover. 2. Remove the battery. 3.
Figure 72. Removing the sensor board 1. sensor-board cable 2. latch 3. plastic scribe 4.
40 Replacing the sensor 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. Topics: • • Procedure Post-requisites Procedure 1.
41 Downloading drivers Topics: • • • • • Downloading the audio driver Downloading the video driver Downloading the USB driver Network adapter and Bluetooth drivers Downloading the network driver Downloading the audio driver 1. Turn on your computer. 2. Go to www.dell.com/support. 3. Enter the Service Tag of your computer, and then click Submit. NOTE: If you do not have the Service Tag, use the autodetect feature or manually browse for your computer model. 4. Click Drivers & downloads. 5.
6. Review and agree to the Terms and Conditions to use SupportAssist, then click Continue. 7. If necessary, your computer starts to download and install SupportAssist. NOTE: Review on-screen instructions for browser-specific instructions. 8. Click View Drivers for My System. 9. Click Download and Install to download and install all driver updates detected for your computer. 10. Select a location to save the files. 11. If prompted, approve requests from User Account Control to make changes on the system. 12.
In the Device Manager, check if the Bluetooth driver is installed. Install the driver updates from www.dell.com/support. Downloading the network driver 1. Turn on your computer. 2. Go to www.dell.com/support. 3. Enter the Service Tag of your computer, and then click Submit. NOTE: If you do not have the Service Tag, use the autodetect feature or manually browse for your computer model. 4. Click Drivers & downloads. 5. Click the Detect Drivers button. 6.
42 System setup NOTE: Depending on the computer and its installed devices, the items listed in this section may or may not be displayed. Topics: • • • • • Boot Sequence Navigation keys BIOS overview Entering BIOS setup program System setup options Boot Sequence 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).
BIOS overview 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. Use the BIOS Setup program for the following purposes: ● Get information about the hardware installed in your computer, such as the amount of RAM and the size of the hard drive.
Table 13. System setup options—Advanced menu Advanced PowerNow! Enable Enables or disables the Intel(R) SpeedStep(tm) mode of the processor. Default: Enabled Virtualization Allows you to enable or disable the Virtualization technology. Default: Enabled USB Emulation Allows you to enable or disable the USB emulation feature. This feature defines how the BIOS, in the absence of a USBaware operating system, handles USB devices. USB emulation is always enabled during POST.
Table 13. System setup options—Advanced menu (continued) Advanced Default: 2 SupportAssist OS Recovery Enable or disable the boot flow for the SupportAssist OS Recovery tool in the even of certain system errors. Default: Disabled Table 14. System setup options—Security menu Security Admin Password Allows you to set the administrator password. The administrator password controls access to the system setup utility. System Password Allows you to set the system password.
Table 16. System setup options—Exit menu Exit 82 Exit Saving Changes Allows you to exit system setup saving your changes. Save Changes Without Exit Allows you to save your changes without exiting system setup. Exit Discarding Changes Allows you to exit system setup without saving your changes. Load Optimal Defaults Allows you to restore default values for all system setup options. Discard Changes Allows you to load previous values for all system setup options.
43 System and setup password You can create a system password and a setup password to secure your computer. Password type Description System password Password that you must enter to log on to your system. Setup password Password that you must enter to access and make changes to the BIOS settings of your computer. CAUTION: The password features provide a basic level of security for the data on your computer.
1. In the System BIOS or System Setup screen, select System Security and press Enter. The System Security screen is displayed. 2. In the System Security screen, verify that Password Status is Unlocked. 3. Select System Password, alter or delete the existing system password and press Enter or Tab. 4. Select Setup Password, alter or delete the existing setup password and press Enter or Tab. NOTE: If you change the System and/or Setup password, re-enter the new password when promoted.
44 Troubleshooting Topics: • • • • • • • • SupportAssist diagnostics Locate the Service Tag or Express Service Code of your Dell computer Recovering the operating system Flashing the BIOS Flashing BIOS (USB key) Beep codes Flea power release Wi-Fi power cycle SupportAssist diagnostics The SupportAssist diagnostics (previously known as ePSA diagnostics) performs a complete check of your hardware. The SupportAssist diagnostics is embedded in the BIOS and is launched by it internally.
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.
Flea power release Flea power is the residual static electricity that remains on the computer even after it has been powered off and the battery has been removed. The following procedure provides the instructions on how to conduct flea power release: 1. Turn off your computer. 2. Remove the base cover. 3. Press and hold the power button for 15 seconds to drain the flea power. 4. Replace the base cover. 5. Turn on your computer.
45 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 18. Self-help resources Information about Dell products and services www.dell.com Dell Help & Support app Tips Contact Support In Windows search, type Contact Support, and press Enter. Online help for operating system www.dell.com/support/windows www.dell.
