Roverbook LA91 Driver Download
The ook LA91 is a common computer motherboard manufactured by Rover. Update now to fix problems such as frequent crashing, computer shuts off unexpectedly, no audio or no video, or a blank screen on start up. This driver - "CHIPSET.zip" - has been downloaded 30 times and is rated 4 out of 5 stars based on 11 reviews. The total disk space used for this update is 11.0 MB.
Supported Models
Roverbook LA91
VIA CPU to AGP Controller
VIA I/O APIC Interrupt Controller
VIA Internal Module Bus
VIA MSP DRAM Controller
VIA MSP I/O APIC
VIA MSP Miscellaneous Bus
VIA MSP Module Bus
Manufacturers
Supported Operating Systems
Not Applicable
File Name
Additional Notes
Chipset Driver File
Uploaded By
Karthika (DG Staff Member) on 30-Sep-2011
Related Driver Updates
Driver Contents File List
The following files are found inside the driver download file.
| Name | Size | Date |
|---|---|---|
| VISTA/VIA/0X0409.INI | 4.1 KB | 2 May 2002 |
| VISTA/VIA/DIFXAPI/X64/DIFXAPI.DLL | 414.6 KB | 11 Apr 2007 |
| VISTA/VIA/DIFXAPI/X86/DIFXAPI.DLL | 331.2 KB | 11 Apr 2007 |
| VISTA/VIA/INSTMSIA.EXE | 1.7 MB | 11 Mar 2002 |
| VISTA/VIA/INSTMSIW.EXE | 1.8 MB | 11 Mar 2002 |
| VISTA/VIA/ISSCRIPT.MSI | 633.9 KB | 15 Oct 2002 |
| VISTA/VIA/LICENSE.MLF | 2.8 KB | 20 Sep 2007 |
| VISTA/VIA/Platform.msi | 2.7 MB | 23 Jan 2009 |
| VISTA/VIA/SETUP.EXE | 220.8 KB | 5 Feb 2009 |
| VISTA/VIA/SETUP.MLF | 233.1 KB | 13 Aug 2008 |
| VISTA/VIA/SETUP.SCF | 570 bytes | 5 Feb 2009 |
| VISTA/VIA/Setup.ini | 1.2 KB | 23 Jan 2009 |
| VISTA/VIA/VIAPCI.sys | 2.7 KB | 8 Jan 2008 |
| VISTA/VIA/asia.slf | 36.2 KB | 13 Aug 2008 |
| VISTA/VIA/english.slf | 6.7 KB | 20 Sep 2007 |
| VISTA/VIA/europe1.slf | 60.5 KB | 20 Sep 2007 |
| VISTA/VIA/europe2.slf | 49.9 KB | 20 Sep 2007 |
| VISTA/VIA/europe3.slf | 51.0 KB | 20 Sep 2007 |
| VISTA/VIA/europe4.slf | 27.1 KB | 20 Sep 2007 |
| VISTA/VIA/viamach/Component.cif | 747 bytes | 5 Feb 2009 |
| VISTA/VIA/viamach/INFDrv.dll | 49.2 KB | 22 Dec 2005 |
| VISTA/VIA/viamach/INFDrv9x.dll | 45.1 KB | 26 Apr 2005 |
| VISTA/VIA/viamach/Infx64.exe | 5.1 KB | 17 Feb 2006 |
| VISTA/VIA/viamach/InsX64.exe | 8.2 KB | 13 Oct 2006 |
| VISTA/VIA/viamach/driver/WINNT5/VIAMACH.INF | 80.4 KB | 29 Jul 2008 |
| VISTA/VIA/viamach/driver/WINNT5/vmachx64.cat | 24.5 KB | 3 Feb 2009 |
| VISTA/VIA/viamach/driver/WINNT5/vmachx86.cat | 24.5 KB | 3 Feb 2009 |
| VISTA/VIA/viamach/driver/Win98/VIAMACH.INF | 49.6 KB | 17 Jul 2008 |
| VISTA/VIA/viamach/driver/Win98SE/VIAMACH.INF | 40.5 KB | 17 Jul 2008 |
| VISTA/VIA/viamach/driver/WinMe/VIAMACH.INF | 40.0 KB | 17 Jul 2008 |
| VISTA/VIA/viamach/driver/win95/VIAMACH.INF | 40.0 KB | 17 Jul 2008 |
| VISTA/VIA/viasetup.dll | 114.7 KB | 7 Mar 2008 |
| WINXP/VIA/0X0409.INI | 4.1 KB | 2 May 2002 |
| WINXP/VIA/DIFXAPI/X64/DIFXAPI.DLL | 414.6 KB | 11 Apr 2007 |
| WINXP/VIA/DIFXAPI/X86/DIFXAPI.DLL | 331.2 KB | 11 Apr 2007 |
| WINXP/VIA/INSTMSIA.EXE | 1.7 MB | 11 Mar 2002 |
| WINXP/VIA/INSTMSIW.EXE | 1.8 MB | 11 Mar 2002 |
| WINXP/VIA/ISSCRIPT.MSI | 633.9 KB | 15 Oct 2002 |
| WINXP/VIA/LICENSE.MLF | 2.8 KB | 20 Sep 2007 |
| WINXP/VIA/Platform.msi | 2.7 MB | 23 Jan 2009 |
| WINXP/VIA/SETUP.EXE | 220.8 KB | 5 Feb 2009 |
| WINXP/VIA/SETUP.MLF | 233.1 KB | 13 Aug 2008 |
| WINXP/VIA/SETUP.SCF | 570 bytes | 5 Feb 2009 |
| WINXP/VIA/Setup.ini | 1.2 KB | 23 Jan 2009 |
| WINXP/VIA/VIAPCI.sys | 2.7 KB | 8 Jan 2008 |
| WINXP/VIA/asia.slf | 36.2 KB | 13 Aug 2008 |
| WINXP/VIA/english.slf | 6.7 KB | 20 Sep 2007 |
| WINXP/VIA/europe1.slf | 60.5 KB | 20 Sep 2007 |
| WINXP/VIA/europe2.slf | 49.9 KB | 20 Sep 2007 |
| WINXP/VIA/europe3.slf | 51.0 KB | 20 Sep 2007 |
| WINXP/VIA/europe4.slf | 27.1 KB | 20 Sep 2007 |
| WINXP/VIA/viamach/Component.cif | 747 bytes | 5 Feb 2009 |
| WINXP/VIA/viamach/INFDrv.dll | 49.2 KB | 22 Dec 2005 |
| WINXP/VIA/viamach/INFDrv9x.dll | 45.1 KB | 26 Apr 2005 |
| WINXP/VIA/viamach/Infx64.exe | 5.1 KB | 17 Feb 2006 |
| WINXP/VIA/viamach/InsX64.exe | 8.2 KB | 13 Oct 2006 |
| WINXP/VIA/viamach/driver/WINNT5/VIAMACH.INF | 80.4 KB | 29 Jul 2008 |
| WINXP/VIA/viamach/driver/WINNT5/vmachx64.cat | 24.5 KB | 3 Feb 2009 |
| WINXP/VIA/viamach/driver/WINNT5/vmachx86.cat | 24.5 KB | 3 Feb 2009 |
| WINXP/VIA/viamach/driver/Win98/VIAMACH.INF | 49.6 KB | 17 Jul 2008 |
| WINXP/VIA/viamach/driver/Win98SE/VIAMACH.INF | 40.5 KB | 17 Jul 2008 |
| WINXP/VIA/viamach/driver/WinMe/VIAMACH.INF | 40.0 KB | 17 Jul 2008 |
| WINXP/VIA/viamach/driver/win95/VIAMACH.INF | 40.0 KB | 17 Jul 2008 |
| WINXP/VIA/viasetup.dll | 114.7 KB | 7 Mar 2008 |
How to Update Roverbook LA91 Device Drivers Quickly & Easily
Step 1 - Download Your Driver
To get the Roverbook LA91 driver, click the green download button above. After you complete your download, move on to Step 2.
If the driver listed is not the right version or operating system, search our driver archive for the correct version. Enter Roverbook LA91 into the search box above and then submit. In the results, choose the best match for your PC and operating system.
Tech Tip: If you are having trouble deciding which is the right driver, try the Rover Driver Update Utility. It is a software utility which automatically finds and downloads the right driver.
Step 2 - Install Your Driver
Once you have downloaded your new driver, you'll need to install it. In Windows, use a built-in utility called Device Manager, which allows you to see all of the devices recognized by your system, and the drivers associated with them.
How to Open Device Manager
In Windows 11, Windows 10 & Windows 8.1, right-click the Start menu and select Device Manager
In Windows 8, swipe up from the bottom, or right-click anywhere on the desktop and choose "All Apps" -> swipe or scroll right and choose "Control Panel" (under Windows System section) -> Hardware and Sound -> Device Manager
In Windows 7, click Start -> Control Panel -> Hardware and Sound -> Device Manager
In Windows Vista, click Start -> Control Panel -> System and Maintenance -> Device Manager
In Windows XP, click Start -> Control Panel -> Performance and Maintenance -> System -> Hardware tab -> Device Manager button
How to Install a driver from Device Manager
Locate the device and model that is having the issue and double-click on it to open the Properties dialog box.
Select the Driver tab.
Click the Update Driver button and follow the instructions.
In most cases, you will need to reboot your computer in order for the driver update to take effect.
Tech Tip: Driver downloads and updates come in a variety of file formats with different file extensions. For example, you may have downloaded an EXE, INF, ZIP, or SYS file. Each file type has a slighty different installation procedure to follow.
For more help, visit our Driver Support Page for step-by-step videos on how to install drivers for every file type.