Windows XP Downgrade Limitations 

Windows XP Downgrade Drivers for VGN-TT2 Series

SATA Driver

If the supplied XP installation disc is used to change the current Operating System to Windows XP Pro(This disc is only bundled with preinstalled Windows Vista Business models.), this driver need not be installed. Otherwise, proceed as below:
1. Find one external floppy disk drive and connect with the unit.
2. Insert a blank formatted floppy disk into the external floppy disk drive, and unzip the downloaded zip file.
3. Copy these 6 unzip files to the blank formatted floppy disk.
4. Start the Microsoft® Windows® Operating System setup by booting from the installation CD.
5. At the beginning of the Operating System setup, press theF6 key to install a third-party SAST or RAID driver.
6. When prompted, insert the floppy disk with the SATA driver files.
7. After reading the floppy disk, the SATA Controller will be presented. Select this driver to install (Please click PgUP button to choose Intel ICH9M-E/M SATA AHCI Controller option). Finish the Windows® Operating System installation and install all necessary drivers.

Chipset Driver
1. Download the Chipset_Driver.EXE file to a temporary or download directory (please note this directory for reference).
2. Go to the directory where the file was downloaded and double-click the Chipset_Driver.EXE file to begin the installation.
3. Follow the installation wizard that appears.
4. At the License Agreement dialog, read the agreement. Click I Agree to continue with the installation.
NOTE: Several setup boxes may briefly appear during the installation. Follow the installation wizard that appears.
5. When the installation finishes, please restart the computer if needed.

Intel Graphics Driver
1. Download the Graphics_Driver_(Intel).EXE file to a temporary or download directory (please note this directory for reference).
2. Go to the directory where the file was downloaded and double-click the Graphics_Driver_(Intel).EXE file to begin the installation.
3. Follow the installation wizard that appears.
4. At the License Agreement dialog, read the agreement. Click I Agree to continue with the installation.
NOTE: Several setup boxes may briefly appear during the installation. Follow the installation wizard that appears.
5. When the installation finishes, please restart the computer if needed.

KB835221
If using bundle XP installation disc to change the current OS to Windows XP Pro(Only preinstalled Windows Vista Business unit will bundle this disc), you can skip to install this driver.
1. Download the KB835221.EXE file to a temporary or download directory (please note this directory for reference).
2. Go to the directory where the file was downloaded and double-click the KB835221.EXE file to begin the installation.
3. Follow the installation wizard that appears.
4. At the License Agreement dialog, read the agreement. Click I Agree to continue with the installation.
NOTE: Several setup boxes may briefly appear during the installation. Follow the installation wizard that appears.
5. When the installation finishes, please restart the computer if needed.

Audio driver
1. Download the Audio_Driver_(Realtek).EXE file to a temporary or download directory (please note this directory for reference).
2. Go to the directory where the file was downloaded and double-click the Audio_Driver_(Realtek).EXE file to begin the installation.
3. Follow the installation wizard that appears.
4. At the License Agreement dialog, read the agreement. Click I Agree to continue with the installation.
NOTE: Several setup boxes may briefly appear during the installation. Follow the installation wizard that appears.
5. When the installation finishes, please restart the computer if needed.

Modem driver
1. Download the ModemDriverConexant.EXE file to a temporary or download directory (please note this directory for reference).
2. Go to the directory where the file was downloaded and double-click the ModemDriverConexant.EXE file to begin the installation.
3. Follow the installation wizard that appears.
4. At the License Agreement dialog, read the agreement. Click I Agree to continue with the installation.
NOTE: Several setup boxes may briefly appear during the installation. Follow the installation wizard that appears.
5. When the installation finishes, please restart the computer if needed.

Alps Pointing Driver for VAIO
1. Download the PointingDriverAlps.EXE file to a temporary or download directory (please note this directory for reference).
2. Go to the directory where the file was downloaded and double-click the PointingDriverAlps.EXE file to begin the installation.
3. Follow the installation wizard that appears.
4. At the License Agreement dialog, read the agreement. Click I Agree to continue with the installation.
NOTE: Several setup boxes may briefly appear during the installation. Follow the installation wizard that appears.
5. When the installation finishes, please restart the computer if needed.

Intel Ethernet Driver
1. Download the EthernetDriverIntel.EXE file to a temporary or download directory (please note this directory for reference).
2. Go to the directory where the file was downloaded and double-click the Ethernet_Driver_(Intel).EXE file to begin the installation.
3. Follow the installation wizard that appears.
4. At the License Agreement dialog, read the agreement. Click I Agree to continue with the installation.
NOTE: Several setup boxes may briefly appear during the installation. Follow the installation wizard that appears.
5. When the installation finishes, please restart the computer if needed.

Marvell Ethernet Driver
1. Download the EthernetDriverMarvell.EXE file to a temporary or download directory (please note this directory for reference).
2. Go to the directory where the file was downloaded and double-click the Ethernet_Driver_(Marvell).EXE file to begin the installation.
3. Follow the installation wizard that appears.
4. At the License Agreement dialog, read the agreement. Click I Agree to continue with the installation.
NOTE: Several setup boxes may briefly appear during the installation. Follow the installation wizard that appears.
5. When the installation finishes, please restart the computer if needed.

Memory Card Memory Stick driver
1. Download the MemoryCardMS.EXE file to a temporary or download directory (please note this directory for reference).
2. Go to the directory where the file was downloaded and double-click the MemoryCardMS.EXE file to begin the installation.
3. Follow the installation wizard that appears.
4. At the License Agreement dialog, read the agreement. Click I Agree to continue with the installation.
NOTE: Several setup boxes may briefly appear during the installation. Follow the installation wizard that appears.
5. When the installation finishes, please restart the computer if needed.

Memory Card SD Driver
1. Download the MemoryCardSD.EXE file to a temporary or download directory (please note this directory for reference).
2. Go to the directory where the file was downloaded and double-click the MemoryCardSD.EXE file to begin the installation.
3. Follow the installation wizard that appears.
4. At the License Agreement dialog, read the agreement. Click I Agree to continue with the installation.
NOTE: Several setup boxes may briefly appear during the installation. Follow the installation wizard that appears.
5. When the installation finishes, please restart the computer if needed.

SonyNCDevice
1. Download the SNCDriverSony.EXE file to a temporary or download directory (please note this directory for reference).
2. Go to the directory where the file was downloaded and double-click the SNCDriverSony.EXE file to begin the installation.
3. Follow the installation wizard that appears.
4. At the License Agreement dialog, read the agreement. Click I Agree to continue with the installation.
NOTE: Several setup boxes may briefly appear during the installation. Follow the installation wizard that appears.
5. When the installation finishes, please restart the computer if needed.

KB909667
If the supplied XP installation disc is used to change the current Operating System to Windows XP Pro(This disc is only bundled with preinstalled Windows Vista Business models.), this driver need not be installed. Otherwise, proceed as below:
1. Download the KB909667.EXE file to a temporary or download directory (please note this directory for reference).
2. Go to the directory where the file was downloaded and double-click the KB909667.EXE file to begin the installation.
3. Follow the installation wizard that appears.
4. At the License Agreement dialog, read the agreement. Click I Agree to continue with the installation.
NOTE: Several setup boxes may briefly appear during the installation. Follow the installation wizard that appears.
5. When the installation finishes, please restart the computer if needed.

Camera Driver
1. Download the Camera_Driver_(Ricoh).EXE file to a temporary or download directory (please note this directory for reference).
2. Go to the directory where the file was downloaded and double-click the Camera_Driver_(Ricoh).EXE file to begin the installation.
3. Follow the installation wizard that appears.
4. At the License Agreement dialog, read the agreement. Click I Agree to continue with the installation.
NOTE: Several setup boxes may briefly appear during the installation. Follow the installation wizard that appears.
5. When the installation finishes, please restart the computer if needed.

Fingerprint driver
1. Download the FingerprintSensorDriver.EXE file to a temporary or download directory (please note this directory for reference).
2. Go to the directory where the file was downloaded and double-click the FingerprintSensorDriver.EXE file to begin the installation.
3. Follow the installation wizard that appears.
4. At the License Agreement dialog, read the agreement. Click I Agree to continue with the installation.
NOTE: Several setup boxes may briefly appear during the installation. Follow the installation wizard that appears.
5. When the installation finishes, please restart the computer if needed.

Bluetooth Driver
1. Download the Bluetooth_Broadcom.EXE file to a temporary or download directory (please note this directory for reference).
2. Go to the directory where the file was downloaded and double-click the Bluetooth_Broadcom.EXE file to begin the installation.
3. Follow the installation wizard that appears.
4. At the License Agreement dialog, read the agreement. Click I Agree to continue with the installation.
NOTE: Several setup boxes may briefly appear during the installation. Follow the installation wizard that appears.
5. When the installation finishes, please restart the computer if needed.

Intel Wireless LAN driver
1. Download the Wireless_LAN_Driver.EXE file to a temporary or download directory (please note this directory for reference).
1. Go to the directory where the file was downloaded and double-click the Wireless_LAN_Driver.EXE file to begin the installation.
2. Follow the installation wizard that appears.
3. At the License Agreement dialog, read the agreement. Click I Agree to continue with the installation.
NOTE:
Several setup boxes may briefly appear during the installation. Follow the installation wizard that appears.
4. When the installation finishes, please restart the computer if needed.

Sony PI Driver
1. Download the SonyPIDriver.EXE file to a temporary or download directory (please note this directory for reference).
2. Go to the directory where the file was downloaded and double-click the SonyPIDriver.EXE file to begin the installation.
3. Follow the installation wizard that appears.
4. At the License Agreement dialog, read the agreement. Click I Agree to continue with the installation.
NOTE: Several setup boxes may briefly appear during the installation. Follow the installation wizard that appears.
5. When the installation finishes, please restart the computer if needed.

VIAO HDD Protection Driver
1. Download the VAIO_HDD_Protection.EXE file to a temporary or download directory (please note this directory for reference).
2. Go to the directory where the file was downloaded and double-click the VAIO_HDD_Protection.EXE file to begin the installation.
3. Follow the installation wizard that appears.
4. At the License Agreement dialog, read the agreement. Click I Agree to continue with the installation.
NOTE: Several setup boxes may briefly appear during the installation. Follow the installation wizard that appears.
5. When the installation finishes, please restart the computer if needed.

TPM Driver Infenion
1. Download the TPMDriverInfenion.EXE file to a temporary or download directory (please note this directory for reference).
2. Go to the directory where the file was downloaded and double-click the TPMDriverInfenion.EXE file to begin the installation.
3. Follow the installation wizard that appears.
4. At the License Agreement dialog, read the agreement. Click I Agree to continue with the installation.
NOTE: Several setup boxes may briefly appear during the installation. Follow the installation wizard that appears.
5. When the installation finishes, please restart the computer if needed.

Sony Hard Disk Drive Protection Driver
1. Download the SonyHDDProtectionDriver.EXE file to a temporary or download directory (please note this directory for reference).
2. Go to the directory where the file was downloaded and double-click the SonyHDDProtectionDriver.EXE file to begin the installation.
3. Follow the installation wizard that appears.
4. At the License Agreement dialog, read the agreement. Click I Agree to continue with the installation.
NOTE: Several setup boxes may briefly appear during the installation. Follow the installation wizard that appears.
5. When the installation finishes, please restart the computer if needed.

Gobi UNDP-1 Driver
1. Download the Gobi_UNDP-1_driver.EXE file to a temporary or download directory (please note this directory for reference).
2. Go to the directory where the file was downloaded and double-click the Gobi_UNDP-1_driver.EXE file to begin the installation.
3. Follow the installation wizard that appears.
4. At the License Agreement dialog, read the agreement. Click I Agree to continue with the installation.
NOTE: Several setup boxes may briefly appear during the installation. Follow the installation wizard that appears.
5. When the installation finishes, please restart the computer if needed.

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Windows XP Downgrade Applications for VGN-TT2 Series

Sony Shared Library
1. Download the Sony_Shared_Library.EXE file to a temporary or download directory (please note this directory for reference).
2. Go to the directory where the file was downloaded and double-click the Sony_Shared_Library.EXE file to begin the installation.
3. Follow the installation wizard that appears.
4. At the License Agreement dialog, read the agreement. Click I Agree to continue with the installation.
NOTE: Several setup boxes may briefly appear during the installation. Follow the installation wizard that appears.
5. When the installation finishes, please restart the computer if needed.

Sony Utilities DLL
1. Download the Sony_Utilities_DLL.EXE file to a temporary or download directory (please note this directory for reference).
2. Go to the directory where the file was downloaded and double-click the Sony_Utilities_DLL.EXE file to begin the installation.
3. Follow the installation wizard that appears.
4. At the License Agreement dialog, read the agreement. Click I Agree to continue with the installation.
NOTE: Several setup boxes may briefly appear during the installation. Follow the installation wizard that appears.
5. When the installation finishes, please restart the computer if needed.

Setting Utility Series
1. Download the Setting_Utility_Series.EXE file to a temporary or download directory (please note this directory for reference).
2. Go to the directory where the file was downloaded and double-click the Setting_Utility_Series.EXE file to begin the installation.
3. Follow the installation wizard that appears.
4. At the License Agreement dialog, read the agreement. Click I Agree to continue with the installation.
NOTE: Several setup boxes may briefly appear during the installation. Follow the installation wizard that appears.
5. When the installation finishes, please restart the computer if needed.

TPM Professional Package
1. Download the TPM Professional Package (Infenion).RAR file to a temporary or download directory (please note this directory for reference) and extract.
2. Go to the directory where the file was extracted and double-click the Install.exe file to begin the installation.
3. When the installation finishes, please restart the computer if needed.

VAIO Event Service
1. Download the VAIO_Event_Service.EXE file to a temporary or download directory (please note this directory for reference).
2. Go to the directory where the file was downloaded and double-click the VAIO_Event_Service.EXE file to begin the installation.
3. Follow the installation wizard that appears.
4. At the License Agreement dialog, read the agreement. Click I Agree to continue with the installation.
NOTE: Several setup boxes may briefly appear during the installation. Follow the installation wizard that appears.
5. When the installation finishes, please restart the computer if needed.

VAIO Control Center
1. Download the VAIO_Control_Center.EXE file to a temporary or download directory (please note this directory for reference).
2. Go to the directory where the file was downloaded and double-click the VAIO_Control_Center.EXE file to begin the installation.
3. Follow the installation wizard that appears.
4. At the License Agreement dialog, read the agreement. Click I Agree to continue with the installation.
NOTE: Several setup boxes may briefly appear during the installation. Follow the installation wizard that appears.
5. When the installation finishes, please restart the computer if needed.

VAIO Power Management
1. Download the VAIO_Power_Management.EXE file to a temporary or download directory (please note this directory for reference).
2. Go to the directory where the file was downloaded and double-click the VAIO_Power_Management.EXE file to begin the installation.
3. Follow the installation wizard that appears.
4. At the License Agreement dialog, read the agreement. Click I Agree to continue with the installation.
NOTE: Several setup boxes may briefly appear during the installation. Follow the installation wizard that appears.
5. When the installation finishes, please restart the computer if needed.

Battery Checker
1. Download the Battery_Checker.EXE file to a temporary or download directory (please note this directory for reference).
2. Go to the directory where the file was downloaded and double-click the Battery_Checker.EXE file to begin the installation.
3. Follow the installation wizard that appears.
4. At the License Agreement dialog, read the agreement. Click I Agree to continue with the installation.
NOTE: Several setup boxes may briefly appear during the installation. Follow the installation wizard that appears.
5. When the installation finishes, please restart the computer if needed.

Protector Suite QL
1. Download the Protector_Suite_QL_(Upek).EXE file to a temporary or download directory (please note this directory for reference).
2. Go to the directory where the file was downloaded and double-click the Protector_Suite_QL_(Upek).EXE file to begin the installation.
3. Follow the installation wizard that appears.
4. At the License Agreement dialog, read the agreement. Click I Agree to continue with the installation.
NOTE: Several setup boxes may briefly appear during the installation. Follow the installation wizard that appears.
5. When the installation finishes, please restart the computer if needed.

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