computer turns on but not boot

system version and system configuration: OS X Yosemite 10.10.4650) this.width=650; "src=" http://s3.51cto.com/wyfs02/M01/6F/B8/wKioL1WmZjfRtV5iAAFTBEeSDEo844.jpg "style=" float: none; "title=" system configuration. jpg "alt=" wkiol1wmzjfrtv5iaaftbeesdeo844.jpg "/>Symptom : "The computer shuts down because of a problem" after bootingFailure Picture:650) this.width=650; "src=" http://s3.51cto.com/wyfs02/M01/6F/BB/wKiom1WmZF7QMioFAAZYG1kTuAM615.jpg "titl

Keep ringing (long sound): the memory strips are not plugged in or damaged. Reseat the memory bar, if still not, only replace one memory. Keep ringing: power supply, monitor does not connect with the display card. Check all the plugs. Display floppy disk (s) fail on black screen on power-on (40) Press F1 to Continue,del to enter SETUP. Press F1 to enter the system normally. Press the "Delete" key to enter the BIOS at startup: 1. Turn off the floppy drive STANDARD cmos-drive A:none 2. Tel

1, we turn on the computer can only enter into the "Safe mode" When we enter the computer to run the program all turned off. 2, we click on the left "start" and then click the "Run" option; 3, in the Run box we enter Msconfig characters, carriage return or click OK. 4, then will pop up a "system Configuration Utility" We click on "BOOT." INI "This

Our Win7 flagship system of the computer in the use of the process, if the time is longer then there will be a lot of problems, such as we said today that the problem is that after the boot our computer is in a black screen state, nothing on the only our mouse icon, The appearance of such a situation many friends may feel is not poisoned or how, how to solve it w

How to remove the Tomcat server from the computer to boot automatically 1, right click My Computer to open Computer Management; 2, open "services and Applications"-"services", in the right to find "Tomcat" service, and automatically changed to manually, and then restart; 3, or press Win+r to open the

power-on prompts Windows to delay write failure-causing Windows deferred write failure most of the cases are due to the user illegal shutdown or sudden power outages cause the file damage due to the above improper operation, this will affect the boot, the start-up reaction speed is slow, to solve such problems, need to repair damaged files can ~ 　Solution One: 1, with Windows with tools to repair the damaged file disk to find a

System setup: Click "Control Panel" to select "User Account", click "Change Account" or "Create a new account", select "Change Account" or "Create a new Account" icon, select "Create password", In the "Screen protection" click on the "source", select "Advanced" in the "standby recovery, put is the input password" in the small box tick. Ok 1. Set the BIOS password To set the motherboard BIOS power-on password step: (1) When the boot, press del key

In fact, in general, Ghost Win7 become the system Overlord time is not very long, after XP quit the market, Win7 is really on the leading position, although Win7 is evaluated as one of the more perfect system, but it does not mean that it is perfect enough in the day-to-day operation, We will still find a variety of operational problems, such as a friend today to the small series, Win7 computer can not be turned on, always prompted to restart how to d

Cause Analysis: Computer boot after the host running screen black screen display no input, the motherboard BIOS self-test does not pass, monitor wiring, hardware loosening, display failure is likely to occur this phenomenon. Workaround: 1, first reconnect the monitor wiring or replace the wiring. 2, if the host has a dual graphics card to replace another video card test. 3. Open the chassis to reseat

The BIOS, which is fully said to be Rom-bios, is a shorthand for the basic input/output system of read-only memory, which is actually a set of programs that are solidified into a computer to provide the lowest-level, most direct hardware control for the computer. Accurately, the BIOS is a hardware and software program between a "converter" or interface (although it itself is only a program), is responsible

Today, a friend asked me why I had an alarm when my computer turned on. I believe many people have encountered such problems. There are many kinds of boot alarm sounds. Award bios: 1 short: the system starts normally. 2 short: Regular error. Solution: reset the BIOS. 1 long and 1 short: an error occurs in Ram or the motherboard. 1 long 2 short: Incorrect display or display card. 1 long 3 short: Inco

1, under the Mac Apple Computer you will see a "System Preferences" click on it to find the "Users and Groups" option. 2, in the Open "User and group" interface you will see a "login" click it to switch into 3, you can see that there are two applications are started by default, click on the lower left corner of the "+-" can add or remove the boot program. If the machine has a set password, fir

Error tips Error prompts such as, boot prompt: "auto Repair" cannot repair your computer. Solutions Windows 8 Automatic repair failed and can be resolved using System Restore. We click Advanced Options in the Windows 8 error prompt ---Troubleshoot---System Restore---Next---Select a restore point that works correctly---patiently wait for System Restore---restore complete , an

Most computer boot hotkey Assembly Machine Motherboard Brand Notebook Brand Desktop Motherboard Brand Start the key Notebook Brand Start the key Desktop Brands Start the key ASUS Motherboard F8 Lenovo Notebook F12 Lenovo Desktop F12 Gigabyte Motherboard F12 Macro-Base Notebook F12 HP Desktop

Power-on error, and pop-up error prompts Autolt error, generally invalid random startup for the sake of, clean up. 1, the computer boot and pop-up error prompts Autolt error. 2, from this screenshot can know, this is Google browser upgrade program in mischief, clean up. 3, but the problem is netizen reply, and did not install Google Browser, how can there be startup items? This is divided into two situ

When the computer turns on, each time will appear catalyst control center:monitoring The program stops working the prompt, closes this prompt window, although may the normal operating system, but each boot all ejects this kind of window to be annoying. Why does the hint window appear? In fact, Catalyst Control Centre is the controller panel of AMD graphics driver

so on a series of daily emergency maintenance work. 2. WinPE to start the production of U disk (1) First U disk into the computer USB interface (Important note: the production process U disk will be formatted, pay attention to backup data). (2) Unzip the downloaded Winpeu.rar file. (3) Open the UltraISO.exe program in the Winpeu.rar decompression directory. (4) in the Open UltraISO program interface, double hit open winpe.iso disc image file; th

How to slow down the computer at boot speed Some of the reasons that cause slow boot speeds: 1, the boot too many startup items. Now a lot of software, such as PDF reader, player, input method, download tools and other software, it should be only when users need to open again, but quietly to their own add startup it

Computer can not boot is a lot of friends have encountered problems, the general computer can not boot with the power and the motherboard power-on circuit, today we say that the computer can not boot troubleshooting methods and pr

Many friends of the computer will be set up password to enhance the computer security. But sometimes after a long time does not use the computer, and suddenly use, it is easier to forget the power-on password. Forget the computer boot password How to do? At present, most use