Toshiba Satellite X200/Satego X200 Modem Driver SM2177ALD03 Windows XP. This driver enables your computer to be able to connect to the Internet using your modem, so that you can browse the Web, read E-Mail or perform a download.Models: Satellite A200 (PSAE3), Satellite A200 (PSAE6), Satellite X200, Satellite Pro P200, Satellite Pro A200 (PSAE7), Satellite Pro A200 (PSAE4), Satellite P200 (PSPB6), Satellite P200 (PSPB3), Satego X200, Satego P200.. 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.