IBM R40 notebook sounds mixed 50

1. Prepare a USB flash drive of more than 2G.

4. Press F12 to boot up, and select your USB flash drive to start. After entering the USB flash drive, it is almost the same as the disc operation.

If the current system is available, you can copy the ghost file to the computer, and then use the "hard disk installer" to install it without setting up the BIOS and using the CD. Hard drive installers can**.

Two short tones is a memory issue.

Take out the memory and rub it with an elephant skin rub.

Just put it back in...

If it doesn't work, rub it a few more times.

1。Try to boot the computer, after the computer brand is out, press F8, press Enter, Enter, enter the safe mode, and start advanced.

options, the last correct configuration, press enter, press down and try!

2。No more, enter the safe mode, start normally, press enter, and after you get to the desktop, you can kill the virus completely!

3。If you still can't turn it on, you need to "one-click restore" or "reinstall the system"!

It could be that your power supply is in poor contact.

I haven't encountered this situation, generally it is caused by pressing any key and clicking the mouse, you can check whether the disk on the keyboard is not bouncing.

There is absolutely no problem in going to the regular laptop monopoly, I recently bought the IdeaPad Y460A-ith at the Lenovo monopoly, it has Intel Core I-series processors, ATI5650 discrete graphics cards, Lenovo's proprietary TSI acceleration technology, fully upgraded Slidebar, JBL speakers, ......Beyond the small y is a fashionable design, strong performance and audio-visual entertainment perfect combination of entertainment platform, can let you enjoy one step ahead, superior to others The fun of life, ** is not expensive, you might as well try.

The motherboard driver is reinstalled again.

There is a problem with the audio driver.

Connecting the headphones has sound - indicating that the system and sound card are good.

You're in the same situation as I am!

Is the speaker on the monitor?

If so, the laptop's built-in speaker cable is broken, and you can adjust the screen angle, and maybe there will be sound at a small angle.

The first is that your machine used to be able to emit sound, and the second is that you have reinstalled the system and reinstalled all the drivers. So whether it's bad or not, reinstall the sound card driver, make sure your external amplifier is okay, you can plug in a headphone and try to see if there is any sound.

Or you can open the DirectX Diagnostic Tool via (Start) --Run --Dxdiag. The tool reports detailed information about the DirectX components and the drivers installed on the system. Please click on the (Sound) tab above.

Set the hardware sound acceleration level, then click the (Test DirectSound(T) button to test, and if you have any questions, you will see the following information.

Good luck!