Toshiba Tecra A9/Satellite Pro S200/Tecra S5 Acoustic Silencer 2.00.02 Windows Vista. This utility reduce the rotation noise of your CD/DVD drive.. Do use the latest driver version available, it will help you use the facilities of your hardware easier and better. An old version can create hardware conflicts and errors in function. Try to stay updated with your drivers monthly or sometimes weekly. Chose wisely the specific drivers: motherboards driver, bios, graphic cards drivers, modem drivers and so on. Chose the right driver for your hardware and try to make backups of your system every time you want to make a change.