The current computer, what good graphics card (playing games is cool), good sound card, online MODEM (network war), anyway, these stasis is getting cheaper, the Internet fee is also reduced, some buddies suddenly Buy back to the big play. So many Dongdong, the problem is naturally a lot, out of the problem, can not always find a computer company to repair, hardware failure can be a computer company, a soft fault yourself, you can yourself (only Will play games, and have to look at the Raiders to play the world), what should I do? Don't worry, have it. Let's introduce these buddies to the DirectX diagnostic tools that come with Windows, let them come to DIY. This diagnostic tool can not be found in the Windows menu, you have to enter "DXDiag" in the Runbar, and then click a small frame box, there is "system", "DIRCTX file", "DX Media file", " DirectX Drivers, "Show", "Sound", "Music", "Input", "Network", "Other Help" items. There is a simple system information in the system, and it will not be more. DIRCTX file, DX media file, DirectX driver three for you some * .dll, *. Vxd ... some files Microsoft certification, not Microsoft certification, there will be yellow exclamation mark, but don't be afraid, even if there is an exclamation mark your machine Sometimes it can also be used. Display a DirectDrawT, Direct3D that can detect and tests the machine; the sound can detect and test the DirectSound of the machine; music can detect and test DirectMusic; enter an input device to appear Options; a network can test DirectPlay. If you have any questions, don't tell me, you know what to do. The most important come, other helps in one of the other words: queuing failure (T), Msinfo (M), override (O), Msinfo (M) one tells your system's hardware and software details, cover I don't have much to talk. The most important thing! Generally, I believe most people are the same as me, for Microsoft's long and useless help is never seen. However, after clicking "Queue Failure", I found a new world, and the help of the wife ... it is too useful. For example, if you encounter the failure of "there is a black block around the black screen or the cursor", 1. First select it, then click Next, the information is as follows: "Does the video card support Direct 3D acceleration? If Windows is already 3-D acceleration is configured, but the video card does not support this setting, there may be problems when running a game or multimedia program. To determine if the video card supports Direct 3D acceleration 1. Click Start, and then click " Run ". 2. Type" DXDiag "in the Open dialog. 3. Click the" Display "tab, click the Test button under DirectX function to get the correct Direct3D function. 4. If the screen There is no rotating cube, your video card does not support 3-D acceleration. Click the "Disable" button to disable Direct3D. 5. Click "Exit". Please contact the producer of the video card to learn about the update and Support DirectX details. "2. Click here. 3. If there is no resolution, select "No" and click Next; 4. If there is no resolution, then, then, if it is pushed.