I too was very annoyed to find no easy way to get drivers for XP for my new toshiba satellite A135 laptop. Windows Vista was using more than 50% of my 1GB of Ram just to run the operating system. Some of the drivers worked from the CD, some i had to find at the manufacturer's website, but I was most stumped by the 'SM Bus controller' Driver.

I found it by first determining my chpset. For me it was Intels 943GML Express. So i went straight to Intel's site (forget about toshiba's site). Then i went to the download center and found the INF Update Utility for my chipset and voila. Got my last driver installed. I would recommend installing this driver first though. Just wanna say thanks to those who posted here.

Jul 29, 2007 a135-s4527 Windows XP Drivers. Hardware and drivers needed to run Win XP Pro on Toshiba Satellite A135-S4527. Using Atheros AR5xxx 5.3.0.35 for wireless drivers. Find great deals on eBay for Toshiba Satellite A135-S4527 in PC Laptops and Netbooks. Shop with confidence. 1-16 of 7,949 results for 'toshiba satellite drivers wireless'. A135-S4498 A135-S4499 A135-S4517 A135-S4527. Driver Solution Pack For Toshiba Satellite.

I'm a bit of a novice, but managed to do a clean XP install on my A135-S4527 in lieu of Vista. The machine is 5 times better, boots in seconds, opens my broadband connection almost instantly and is just plain smooth. The link at the top of page 32 of this thread (.) under the big blue heading has most of the drivers in it. Arcade Alley Hoop To Hoop Manualidades. At first, I couldn't open the RAR file, but a nifty free extraction program worked perfectly. You can get the RAR decoder at [link deleted]. I also used the Recovery disk that came with the computer to install the modem driver. I have a mouse attached to one of my USBs that also needed a new driver.

Then I went through my hardware list and checked each one to make sure I had the newest driver version. In the process, Windows found 3 or 4, updated them, and voila! I've severely upgraded my Satellite by downgrading the O/S! A135 S4527 - Vista to XP.