My DV7 series laptop for a year and a half old keeps freezing while charging.
So Ive had this laptop (chart below) for about a year and a half now, and last week he suddenly started freezing only while it loads. It happens regardless of the temperature, my graphic choice (radeon or intel) and any other factor. When this happens, I can still move my mouse to the screen, but everything else is frozen (bar tasks will not fall down as normal, background turn, monitor cpu is not update. im not very experienced in solving a problem like this, but I don't know my way around my PC so I can easily get the necessary additional info.)
Data sheet: HP Pavilion dv7-4285dx Entertainment Notebook PC
Intel core i5m460
6 GB of ram
graphics Intel HD and Radeon HD 6370 (these are switched using catalyst control center, if it matters)
Thanks in advance guys, I appreciate any help you may have
Temperatures are good and I will await the outcome of memtest.
The only problem I see is AVG.
AVG is that a virus scanner which often gives trouble.
Why? It is not the best antivirus and gives wrong with HijackThis.
HijackThis is a tool of advanced securety used by malware specialists. And AVG is not the complete package.
Yust a assume that you use the Windows Firewall? If Yes this isn't good eunogh for threats.
Another assumption:
You do not run on Java 8.
Please uninstall all versions of java and download this new version.
http://jdk8.Java.NET/Download.html
I recommend Avast 7 free + free Online Armor + Secunia PSI 3.0 and Java 8
If you plan to install Avast it please let me know. You will need to disable something in Avast, otherwise there will be trouble with Online armor free.
Oh and by the way, good luck in school.
And I am currently in the + time zone gmt Schedule 1 so it is possible that my answer comes at an odd time.
Drunks
Tags: Notebooks
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Hi Haolin,
Thanks for posting your query in Microsoft Community.
I do not understand that the screen goes black randomly, and I'll be happy to answer your query. Let me ask you;
- What is the brand and model of the computer?
- Remember to no particular change in the computer before the show?
- When was the last time it worked?
Video card problems are the most common cause of this problem.
Try the following troubleshooting procedures in the order. If the steps described in the first procedure does not resolve the problem, continue to the next procedure.
Step 1: Reinstall your video driver
Right click on the bar tasks and then click Start Task Manager.
Click on the processes tab, click explorer.exe, and then click end process.
Click file, and then click new task (run).
In the text box open, type explorer.exe, and then click OK.
- Click on the Start button , go into the Device Manager in the start search box, and then, in the search results, click on the peripheral Manager.
Double-click on display the cards, right click the display device, click Update driver software, and then follow the steps in the wizard that appears. You can also visit the website of the manufacturer of the computer support and install the latest available graphics cards for the same model of computer you have.
Note: After the driver is re-installed, you may need to restart your computer to complete the installation. You may also need to adjust the resolution of the display to its previous value. For more information, see change your screen resolution.
Step 2: Search for registry problems
Right click on the bar tasks and then click Start Task Manager.
Click on the processes tab, click explorer.exe, and then click end process.
Click fileand then click new task (run)
In the text box open, type explorer.exe, and then click OK.
- Click on the Start button , type regedit in the search box, and then, in the search results, click on regedit.exe.
Navigate to the following registry key: HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon
Click to select the WinLogon key and then in the right pane, click on Shell. The value of shell in the data column must be explorer.exe. If the value of Shell is not explorer.exe, double-click Shell, and then, in the value data text box, type explorer.exe, and then click OK.
Close the registry editor and restart your PC.
Important: This section, method, or task contains steps that tell you how to modify the registry. However, serious problems can occur if you modify the registry incorrectly. Therefore, make sure that you proceed with caution. For added protection, back up the registry before you edit it. Then you can restore the registry if a problem occurs. For more information about how to back up and restore the registry, click on the number below to view the article in the Microsoft Knowledge Base: How to back up and restore the registry in Windows
If this procedure resolves the issue, you are finished. If this is not the case, proceed to the next set of steps.
Step 3: Start the computer in safe mode and run system restore
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If your computer has more than one operating system, use the arrow keys to select the operating system you want to start in safe mode, and then press F8.
In the Advanced Boot Options screen, use the arrow keys to select Safe Mode, and then press enter.
Log your computer with a user account with administrator rights. When your computer is in safe mode, you will see marked Safe Mode in the corners of your screen.
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Choose a restore point when your PC worked as expected, click Next, and then click Finish.
Restart your computer normally.
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