May I ask what happened to Lenovo notebook G505 when watching a TV series, the sudden appearance of

Most of the computer screen failures are caused by the graphics card itself, graphics card, processor, memory and even the motherboard's chipset temperature is too high will also cause the screen to be blurred, or the anti-virus is not complete, there are viruses, Trojans, malicious plug-ins will also cause the screen to be blurred. The humming sound may be that the heat dissipation is not working, and the fan is running at high speed all the time. If you are not sure, it is recommended that you go to the nearest service station for inspection.

Official *** query link.

Service outlets query link.

The flower screen is a flower point, or a horizontal and vertical flower, the flower point is 100% the graphics card is broken, horizontal and vertical flowers, generally the LCD screen is broken,

Solution to the problem of the blurred screen:

1. Due to poor heat dissipation of the case, the screen caused by the temperature of the graphics card rises.

The solution is to eliminate heat dissipation issues.

2. The solution caused by the graphics card or monitor does not support high resolution:

1) Restart the computer, press the F8 key continuously, pop up the advanced boot menu, select enter to enter the "Safe Mode" to log in to the system, then enter the display settings under Windows, select the 16-color state, click the "Apply" button, and click the "OK" button.

2) Restart the computer, in Windows normal mode, enter the Device Manager, delete the graphics card driver, and restart the computer.

3) The graphics card is loose, and unplugging the graphics card and reinserting it after shutting down usually solves the problem.

4) The system is overheating, including the CPU temperature is too high and the graphics card chip is too hot. You can install cooling fans in the appropriate locations in the case, or place the case in a well-ventilated area.

Reboot it and try it, if it's still like this, there may be a problem with the memory of the graphics card.

Update the graphics card driver to try, use the driver wizard.

This blurred screen is generally a problem with the screen or graphics card.,It has nothing to do with the system.,And the previous black screen is generally a hardware problem.,Find a good technical actual repair.。 Graphics card issues can be larger.

Graphics card problem,If the graphics card is an nvidia graphics card,You need to change an improved version of the graphics card.,Other graphics cards are generally mostly virtual soldering.,It's OK to add soldering.。 The flower screen is caused by the overheating of the BGA packaging chip of the graphics card, and it is good to add soldering or replace the graphics card through professional BGA packaging and welding equipment and technology. If the hardware fails, send it for repair.

If it is within the warranty period, the drop-off service is free of charge. Notebook hardware questions answered.

1.The screen is blurred when it is turned on, which is basically the graphics card or APU (AMD integrates the CPU and graphics card together, which is called the APU) is damaged;

2.Just enter the windows system to blur the screen, that is, there is a problem with the graphics card driver, or the resolution setting is too high, or there is a problem with the graphics card. Reinstall the graphics card driver, or lower the resolution settings, but if it can't be solved, the graphics card is damaged.

3.Connecting an external monitor, booting and entering windows are normal, that is, the display or supporting circuit of the notebook is damaged.

1.The screen is blurred when it is turned on, which is basically the graphics card or APU (AMD integrates the CPU and graphics card together, which is called the APU) is damaged;

2.Just enter the windows system to get the screen, that is, there is a problem with the graphics card driver, or the resolution setting is too high, or there is a problem with the graphics card. Reinstall the graphics card slag driver, or reduce the resolution settings to try, but if it can't be solved, the graphics card is damaged.

3.Connecting an external monitor, booting and entering windows are normal, that is, the display of the notebook or the supporting power is damaged if it is out of circuit.