I tried looking at Sony. That model isn't on the U.S. Sony site.
What you will probably have to do is use Vista drivers for those that are missing.
You don't state if your Win 7 is 32bit or 64bit.
You will need to use Vista 32bit for Win 7 32bit and Vista 64bit for Win 7 64bit.
Some drivers are marked Vista 32bit and 64bit so you can use them no matter the Win 7 version.
The below tutorial will show you how to install in Compatability Mode. Compatibility Mode