Studio 1558 - Windows 7 64 bit

BIOS

A12 http://ftp.dell.com/bios/R301434.exe

System Utilities

Dell System Software R260746 

Chipset

Intel Chipset R228043

Ricoh Card Reader R5C833/R5U230 R227769

Communications

Conexant Modem Application CONEXANT_D400-USB-MODEM_J5F69_A01_SETUP_ZPE 

Conexant Modem Utility CONEXANT_D400-USB-MODEM_DPP14_A00_SETUP_ZPE 

Video

Intel GM45 Video R264627

ATI Radeon HD 4570 R227577 

Network

Broadcom Ethernet R227595

Dell Wireless 1397/1510 http://downloads.dell.com/network/R246753.exe

Dell Wireless WLAN 1520 http://ftp.dell.com/FOLDER98645M/2/R252542.exe

Intel WiFi Link 5100/5300 http://ftp.dell.com/network/R246753.exe

Bluetooth

Dell Bluetooth 370 R226750

Input

Synaptics Touchpad http://www.synaptics.com/resources/drivers

Audio

Audio R261324

Applications

Dell Quickset R272666 

Dell Webcam Centre R230103