Home > Hp Laptop > T430 Displays Wavy Green Lines On External Monitor.

T430 Displays Wavy Green Lines On External Monitor.

Contents

If Windows does not detect and install updated drivers or the image and text quality issue persists after updated drivers are installed, go to the next step. If there is still no image on the notebook display, there is a hardware problem with the Notebook display. Contact an authorized repair center. For more information about pixel defects, see About LCD Panel Defects and Terminology for HP Pavilion or Compaq Presario Notebook PCs .

Move the slider bar to Recommended display resolution, and then click OK. Download and install the latest BIOS and graphics drivers from HP. Many image and text quality issues can be resolved by installing updated graphics adapter device drivers and BIOS firmware. My Account Basket Home Paper Supplies Paper Copier/Inkjet/Laser - Paper A4 Copier/Inkjet/Laser - Paper A3 Copier/Inkjet/Laser - Paper Other Sizes Specialist Inkjet Office Card (160g +) See All Envelopes Envelopes C4 More hints

Hp Laptop Display Problems

top Windows 8: Image on screen shrinks when an external display is connected When you display the same image on both the notebook display and an external display panel (monitor, projector, See the Obtaining Software and Drivers support document for more information. Connect the computer to an external monitor with a VGA connector cable. There are no adjustments or corrective actions for these conditions.

  1. If an image displays on the external monitor but not on the notebook display, download and install the latest BIOS, the latest graphics driver, and the latest CPU chipset.
  2. Contact HP Customer Support for further assistance.
  3. Connect the AC power to the notebook and external monitor.
  4. Names of advanced graphics options may vary, and not all models have a high-performance chip or secondary Graphic Process Unit (GPU).

This type of physical damage can be detected as early as the BIOS level start up operations, before the computer boots into Windows (or other operating systems).The display must be replaced. If Windows does not detect and install updated drivers or the image and text quality issue persists after updated drivers are installed, go to the next step. I can only get the laptop to display on the external monitor when I set it to "Discrete" in BIOS, and when it does display on the monitor the screen is Hp Pavilion Laptop Screen Problems Figure 6: Device Manager - Update Driver Software When prompted on where to search for the updated drivers, select Search automatically for updated driver software.

top Windows 8: Image on screen is normally clear but becomes distorted or choppy when running a program with high graphic requirements If the image on the screen is normally clear Hp Laptop Screen Problems Vertical Lines Follow the steps below to resolve these issues. When the graphic control detects two displays it usually defaults to the lower resolution for both devices. In the Device Manager, expand the Display adapters category, right-click the display chipset or graphics driver, and then select Update Driver Software ....

See Troubleshooting Black Screen Displays with No Error Messages During Startup or Boot . Hp Elitebook 8460p Screen Flicker To resolve this issue, disconnect the external device to verify that the resolution on the notebook display changes back to the desired settings, then reconnect the external display and adjust the If the problem persists, check for and install any updates to the notebook graphics adapter and BIOS firmware. If the display has too many pixel defects within a certain area, the viewer can become distracted.

Hp Laptop Screen Problems Vertical Lines

If such a game shuts down or exits improperly, the resolution may not be restored to the original settings. imp source Install updated graphics drivers - See the Obtaining Software and Drivers support document for more information. Hp Laptop Display Problems top Windows 8: Image on screen has small dark or light dots Due to the nature of LCD technology, a certain number of dots (pixels) might not display correctly. Hp Laptop Display Problem Horizontal Lines Figure 30: Horizontal and Vertical lines Figure 31: Diagonal or jagged lines HP does not recommend attempting to replace a damaged display.

Figure 8: Example of black bars and screen shrinking This can happen when the notebook's native display resolution and external monitor's resolution are not the same. top Windows 7: Image on screen shrinks when an external display is connected When you display the same image on both the notebook display and an external display panel (monitor, projector, See Adjust the Display Resolution for more information. To use an advanced graphics maintenance function to control the graphics display, right-click on the desktop, and select either Graphics or Graphics Options from the listing. Hp Laptop Screen Problems Flickering

Connect the computer to an external monitor with a VGA connector cable. In the Device Manager, expand the Display adapters category, right-click the display chipset or graphics driver, and then select Update Driver Software .... There are no actions available to correct this problem. This document provides solutions to a variety of problems that can occur with Notebook displays such as blurry text, poor video performance, black or white screens, or damaged hardware.

Figure 26: Flickering Screen Figure 27: Vertical lines in the display Figure 28: Solid horizontal green line Figure 29: Incorrect colors top Windows 8: Image on screen has multiple horizontal and Hp Laptop Screen Flickering Horizontal Lines When the graphic control detects two displays it usually defaults to the lower resolution for both devices. For instance, video games often switch the resolution while the game is running in order to optimize frame rates and graphic quality.

Click the Resolution drop down box.

The notebook can be used by connecting it to an external monitor. For additional information, see Diagnosing a Liquid Crystal Display (LCD) for Damage . If the problem persists, continue to the next step. Hp Monitor Troubleshooting See Adjust the display resolution for more information.

All rights reserved Terms of Use | Privacy Policy | Browser Compatibility Sign-in Register Site help Skip to ContentSkip to FooterLaptops & tablets Business Premium Gaming Standard laptops Workstations Convertibles See the Obtaining Software and Drivers support document for more information. This type of physical damage can be detected as early as the BIOS level start up operations, before the computer boots into Windows (or other operating systems).The display must be replaced. Thank you!

Top Kudoed Posts Subject kudos Re: Privacy and Data Confidentiality for Notebook sent in for service 3 Re: Uninstall Lenovo Service Bridge on my T420? 3 Re: T450S and Pro Dock See the Obtaining Software and Drivers support document for more information. If there is no image on either the notebook display or external monitor and the computer does not start properly, this indicates a startup problem, not a display problem. Click Start, enter resolution in the search field, and then select the Adjust screen resolution control panel application from the search results list.

Install the updated BIOS and graphics drivers to eliminate any potential software display problems. Update Driver Software automatically. Contact HP for repair service. Connect the AC power to the notebook and external monitor.

If there is no image on either the notebook display or external monitor and the computer does not start properly, this indicates a startup problem, not a display problem. See the Obtaining Software and Drivers support document for more information. Adjust display resolution - Make sure the display resolution matches the software program resolution. Contact an authorized repair center.

Figure 9: Example of pixel defects in the display panel top Windows 7: Image on screen flickers, has lines or distorted colors The following conditions indicate a problem with the display If the problem persists, check for and install any updates to the notebook graphics adapter and BIOS firmware. The monitor and Nvidia card are both set to a 60 Hz refresh rate.I have installed the latest drivers for the Nvidia card, and I have all the latest updates for At the start screen, type device manager to open the Search charm.

Contact HP Customer Support for further assistance. At the start screen, type Adjust screen resolution to open the Search charm. Click Adjust screen resolution from the list of results. Install the updated BIOS and graphics drivers to eliminate any potential software display problems.