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How to Use and Troubleshoot the Inspiron 15 (7558)

Résumé: This article provides information about using and troubleshooting your Inspiron 15 (7558).

Cet article concerne Cet article ne concerne pas Cet article n’est associé à aucun produit spécifique. Toutes les versions du produit ne sont pas identifiées dans cet article.

Symptômes

No symptom information.

Cause

No cause information.

Résolution

Table of Contents:

  1. Wireless Networking How-to's and Troubleshooting
  2. Dell Windows Support Center
  3. Mouse, Keyboard, or Touchpad Not Working Correctly
  4. The Computer Stops Responding or troubleshooting slow performance issues
  5. Microsoft Windows Crashes, Stops, Restarts, or a Blue Screen Appears
  6. Troubleshooting a Notebook LCD Screen That is Black, Blank or Hard to See
  7. How to Turn the Wireless Antenna On and Off on a Dell Computer
  8. Inspiron 15 (7558) Drivers
  9. Using and Troubleshooting the Dell Webcam and Dell Webcam Central Software
  10. Disabling or Enabling the Touchpad
  11. The Computer Fails to Start or There is No Video
  12. Dell PC Diagnostics Quick Test and SupportAssist for PCs and Tablets
  13. Specifications
  14. Port Locations
  15. Resetting the System Setup (BIOS) to its Default Settings
  16. Computer Component is not Recognized

1. Wireless Networking How-to's and Troubleshooting

For how-to's and troubleshooting information about wireless networking please go to the Dell Networking and Wireless Support Center.

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2. Dell Windows Support Center

This link takes you to the Dell Windows Support Center. Select the operating system that you need help with.

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3. Mouse, Keyboard, or Touchpad Not Working Correctly

See the following Dell Knowledge Base articles for information about using or troubleshooting your mouse, keyboard, or touchpad.

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4. The Computer Stops Responding

  1. Press the Power button for at least 15 seconds to ensure the computer turns off.
  2. Disconnect all devices including the keyboard, mouse, and external monitor. Peripherals also include external storage devices such as flash drives, USB devices, printers, cards so on
  3. Press the power button to see if the computer turns on and boots up ok, if not, see Dell Knowledge Base article Computer Does Not Turn on, or is Stuck on the Dell Logo Screen.
  4. Download and install SupportAssist. For more information about how to obtain and install SupportAssist, browse to the SupportAssist for PCs and tablets page.
  5. Perform computer maintenance on your computer, for more information see Dell Knowledge Base article Optimization and Maintenance of Microsoft Windows or Troubleshooting Slow Performance Issues.
  6. Start attaching devices one at a time and test to see if the computer stops responding.

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5. Microsoft Windows Crashes, Stops, Restarts, or a Blue Screen Appears

This link takes you to the Dell Knowledge Base article Microsoft Windows Locks Up or an Error Occurs.

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6. Troubleshooting a Notebook LCD Screen That is Black, Blank or Hard to See

For information about troubleshooting a laptop LCD Screen, see the Dell Knowledge Base article Troubleshooting a Notebook LCD Screen. That is Black, Blank or Hard to See.

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7. How to Turn the Wireless Antenna On and Off on a Dell Computer

Press and hold the <FN> key and then press the <PrtScr> key. Repeating this will switch the wireless antenna off and on.

For more information about how to turn the wireless antenna on and off on a Dell Computer, see Dell Knowledge base article How to Turn the Wireless Antenna On and Off on a Dell Computer.

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8. Inspiron 15 (7558) Drivers

For information about the drivers available, browse to the Inspiron 15 (7558) Driver Page.

This article provides information about how to download drivers for the Inspiron 15 (7558) computer, "How to Download and Install a Driver".

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9. Using and Troubleshooting the Dell Webcam and Dell Webcam Central Software

For information about how to troubleshoot the webcam on your computer, see Dell Knowledge base article Using and Troubleshooting the Dell Webcam and Dell Webcam Central Software.

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10. Disabling or Enabling the Touchpad

For information about how to turn the touch pad on or off, see Dell Knowledge base article Disabling or Enabling the Touchpad.

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11. The Computer Fails to Start or There is No Video

If you experience a situation in which the computer does not start at all or if it does turn on (lights turn on and fans are spinning), but the computer does not show any image, listen for a series of beeps during start-up.

When beeping codes are heard, see (Table 1) to help troubleshoot the issue with your computer.
Beeps Description Possible Cause
1 BIOS ROM checksum in progress or failure System board failure, covers BIOS corruption or ROM errors.
2 No Memory (RAM) detected Memory or Memory slot failure
3
  • Chipset Error (North and South bridge error, DMA/IMR/Timer error)
  • Time-Of-Day Clock test failure
  • Gate A20 failure
  • Super I/O chip failure
  • Keyboard controller test failure
System board failure
4 Memory read / write failure Memory failure
5 Real Time Clock (RTC) power fail CMOS battery failure
6 Video BIOS test failure Video subsystem failure
7 CPU Cache test failure Processor failure
8 LCD LCD failure

Table 1: Repetitive Beep Codes

For additional help with your computer, Contact Technical Support.

 
When no beeping codes are heard, perform the following steps:
  1. Disconnect all devices including the keyboard, mouse, and external monitor. Peripherals also include external storage devices such as flash drives, USB devices, printers, cards so forth
  2. Remove the A/C adapter from the computer and unplug the adapter from the A/C outlet.
  3. Remove the battery, for more information about how to remove the battery, browse to the Inspiron 15 (7558) Online Support Page, click Manuals, click PDF next to Service Manual.
  4. Press the Power button for 15 seconds.
  5. Ensure the connections on the power cable and A/C adapter are firmly pressed together.
  6. Insert the A/C into the computer and a good A/C outlet.
  7. Press the power button to see if the computer turns on and boots up ok, if not, see Dell Knowledge Base article Computer Does Not Turn on, or is Stuck on the Dell Logo Screen.
  8. Turn the computer off and insert the battery back into the computer.
  9. Press the power button to see if the computer turns on and boots up ok, if not, see Dell Knowledge Base article Check the Battery.
  10. Start attaching devices one at a time and testing to see if the computer will turn on.

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12. Dell PC Diagnostics Quick Test and SupportAssist for PCs and Tablets

  • The fastest and easiest way to identify and resolve the most common issues is by using our Dell PC Diagnostics quick test. This will either fix the problem automatically, or it will guide you through the steps to resolve the problem.
    Note: When the diagnostic identifies a failing part, depending on the failing part, we will immediately start the process for a free in-warranty replacement part.

  • SupportAssist, previously called My Dell, provides computer updates, detects issues and sends you alerts based on your device, which makes solving and preventing problems easier than ever. This application gives you access to everything you must take the guesswork out of maintaining PCs and tablets. For more information such as how to obtain and install SupportAssist, browse to the SupportAssist for PCs and tablets page.
  • When the computer cannot access the Internet, you can run the integrated diagnostics on your computer, for more information, see Dell Knowledge Base article, Run Built-In Diagnostics (ePSA) for Your System.

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13. Specifications

For information about the Inspiron 15 (7558) Specifications, browse to the Inspiron 15 (7558) Online Manual Page, click PDF next to Specifications.

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14. Port Locations

For information about the port locations, browse to the Inspiron 15 (7558) Online Manual Page, click PDF next to Quick Start Guide or Specifications.

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15. Resetting the System Setup (BIOS) to its Default Settings

Option 1:

  1. Reboot the computer.
  2. When you see the Dell logo during POST, press the <F2> key to enter the setup screen.
  3. On the System Setup screen, press the <Right Arrow> key to move to the Exit menu.
  4. Press the <Down Arrow> key until Load Optimal Defaults is highlighted, and press the <Enter> key.
  5. Press the <Enter> key on Yes to Load Optimal Defaults and restart the computer.

Option 2:

  1. Reboot the computer.
  2. When you see the Dell logo during POST, press the <F2> key to enter the setup screen.
  3. On the System Setup screen, press the <F9> key.
  4. Press the <Enter> key on Yes to Load Optimized Defaults and restart the computer.

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16. Computer Component is not Recognized

SupportAssist, previously called My Dell, detects issues and sends you alerts based on your device, This application gives you access to everything you must take the guesswork out of maintaining PCs and tablets. For more information about how to obtain and install SupportAssist, browse to the SupportAssist for PCs and tablets page.

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Produits concernés

Inspiron 7558
Propriétés de l’article
Numéro d’article: 000130193
Type d’article: Solution
Dernière modification: 06 août 2021
Version:  4
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