xfinity black screen

Reason Analysis: 1, hard disk or optical drive jumper is not correct; 2, the computer BIOS set the startup item has a problem; 3, optical drive or hard disk damage; 4, there is no floppy drive on the computer, but we did not shut it off in the BIOS; 5, the computer has external equipment, such as U disk. Solution: 1, check our hard drive or optical drive jumper has not set the error; 2, look at the setting of our BIOS Startup items have no problem; 3, check the optical drive or hard dri

Virtual Box+ubuntu 64bit, before all good use, but yesterday opened, past the beginning of a selection interface (what recovery mode that) is black, the left hand corner of the cursor is not flashing, has been stuck there, and later found the reason.1. First download Leomoon cpu-v check the virtualization open No, if the following is the Red Fork is not open.If the Red fork will continue to look down, not the Red fork, jump to the third step to see if

In the use of QQ chat, Web page input text or game to press the keyboard keys, often in the upper left corner of the screen, black and green small arrow icon, how to eliminate, as shown in the following figure: After verification, this icon is the Microsoft Pinyin Input Method Text Capture window, when the cursor loses focus or does not have the input box presses the keyboard key, will appear t

1, has upgraded to Win8.1 and appears to start black screen blue screen, into safe mode uninstall graphics driver; 2, after the correct drive, press and hold the "power button" to maintain about 5 seconds, the system shutdown, press the "power button" will be the computer boot; 3, repeat the above steps many times, the recovery interface, select the "Advanced R

How to solve the problem that Win8.1 use PPTV player to see the movie black screen. The specific steps are as follows: 1, please open the Windows Media Player player, and then select "Tools-Options-performance-Advanced", "Enable Full-screen mode switching" before the check to restart PPTV network TV, to see if the problem can be solved; 2, if the previ

In one case, the monitor power-saving management is set to automatically turn off the monitor for a certain amount of time (for example, 15 minutes), and in another case, the system will not be awakened by a black screen due to excessive file fragmentation and file clutter in the system after it is turned into sleep. Workaround: ① for the first case: right mouse click, property

1, in the Millet mobile phone on the main screen to open the phone dialing icon, access to the telephone dialing interface. 2, in the open telephone dialing interface, click on the Mobile Phone menu button, the pop-up menu bar to select the Settings button. 3, into the Settings page, under the Phone column to open more phone settings options. 4, at this time in the Call Settings page, open the caller status settings. 5, we can see the syst

Recently a lot of netizens reflect the computer in the wake of sleep state to enter the black screen, not normal access to the screen, the system has also been reinstalled or no response, the following small series for everyone to share under the specific solution to this situation. Hope to help you. 1, right click on the desktop "Computer", select "Device Manag

Reason analysis: Part of the configuration INTEL+AMD display card models, display card driver and win8.1 driver is not compatible. Method One: Users who have not yet upgraded to Win8.1 1. Before upgrading the win8.1 system, uninstall the Intel and AMD display card drivers in Device Manager. The following figure: 2. After completing the above uninstall steps, then upgrade to Win8.1 system. Method Two: has already upgraded to Win8.1 and has appeared the boot

1. Dial 800-820-3800 User: Hello, is this Microsoft?Microsoft: Yes. What do you do?User: I saw your announcement a few days ago. Didn't you say you wanted a black screen? I have been waiting for a day. Why is it still black ....Microsoft: # % $ ^ @User: Are you black?Microsoft :.......User: Ah, are you

Most of the system crashes appear as black screen (that is, there is no display on the monitor screen), this kind of fault and display, display card is closely related, at the same time the system motherboard, CPU, CACHE, memory, power and other parts of the fault can also lead to black

Win7 system explorer.exe damaged caused the boot black screen how to do? 1, press "Win+r" to open the "Run" window, enter the "regedit" command and press ENTER to open Registry Editor. Related knowledge: Win7 system to adjust the video color method 2, in the Open registry to navigate to the Exploer.exe service absolute path, check the value of the shell data is Exploer.exe service, if not exp

1, this situation is actually activated tool guide damage, find a U disk (preferably a blank u disk), make a U disk version of PE to boot the local hard drive system; 2, the production of U disk version of PE good, the U disk plug into the computer, restart the computer, the power-on hold F2 (some computer is hold F12), into the BIOS, set the boot sequence, select your U disk for the first start, and then press F10 Save, will automatically restart; 3, into the U disk system options, most of th

1. After entering the Windows7 system, press "Ctrl+alt+del" key on the keyboard to open the Task manager; 2, in the Open Task Manager, click "File-New task", in the pop-up "New Task" window to enter the "Explorer" command after the click OK; 3, at this time, although successfully entered the desktop, in order to completely solve the black screen failure, still need to continue operation, press "Win

The question is: How should this situation be handled and dealt with? To this end, three "invalid key" verification experiments were conducted yesterday. Now provide no need to reload the system can be returned to activation and genuine state of the simple and reliable plan as follows-- Does not pass the Microsoft genuine authentication and is considered "the non genuine" appears "the black screen", usuall

Computer failure for most users is a headache, because a lot of friends on the computer hardware and operating system related knowledge less, so the computer boot black screen, alarm, can not enter the system and other phenomena when it is more Hange foot chaos, so below share my experience. 1. The computer's fault is divided into "software failure", "Hardware Failure"! 2. The order to solve the problem s

The computer appears on the black screen does not display the situation, is generally the problem of loose memory, you can reinstall the memory bar to solve the problem. Tools/raw Materials Hand, screwdriver Steps/Methods First use a hand or a screwdriver to take apart the chassis; Then on the motherboard to find a flat long shape of the memory, the fixed memory of the card buckle break

One day I turned on the computer, but the computer read a disk after a black screen, but did not crash, soft start is invalid, had to shut down the machine to open again, but the fault is still. Back into Safe mode, but the result is the same. My first thought was that the system crashed, and that only the ghost recovery system was restored, and a bootable CD was put into a CD-RW drive (and another DVD-RW

Win7 system uninstall software after the computer does not start the black screen normal how to do 1, press "Win+r", open "Run" window, enter "msconfig" command, press ENTER to open system configuration; 2, in the Open System Configuration window, switch to the "Service" tab page, where unnecessary services all tick, and then click on the lower right corner of the "all disabled"; 3, then sw

When the computer on the boot, can hear self-test and hard drive start sound normal boot, but after the boot, the monitor is a black screen state. This situation, first of all to check the connection between the monitor and data cable, if the connection is normal, you can install the monitor on other computers to test, if the normal use, it is obvious that there is a problem card. To check the video card t