Please post future Graphics/Video adapter requests in the correct forum. And do not post non-model and fcc id numbers in those areas.
nVidia GeForce4 MX 420 Go Video Driver for Vaio Laptops
File name: PK-000305-00-exe.000.rar
Used on the following Sony Laptop models:
Hardware id string: PCI\VEN_10DE&DEV_0175&SUBSYS_8152104D&REV_A3\4&143 DABAF&0&0008
Un'rar this file to a temp folder with nothing else inside the folder.
You will have 2 files, an EXE and a SJN file. Both are required to install this driver.
Launch the EXE file by double-clicking it and follow the on-screen instructions.