: Required for all other Sony utilities to function correctly. VAIO Event Service : Enables the FN hotkeys (brightness, volume, etc.). Network/Wireless Intel Wireless LAN Realtek Ethernet Input Devices Synaptics Touchpad driver and the Memory Card Reader (often listed as "Base System Device" in Device Manager). Critical Support Update Sony officially ended the download service
The Ricoh controller is notorious for failing if installed out of order. Ensure the chipset driver is already loaded. Sony Vaio Pcg-31311m Drivers Windows 7