1. c3usb6l12.zip Driver
2. A4Usb.inf File Contents

A4Usb.inf Driver File Contents (c3usb6l12.zip)

; A4Usb.INF  -- Windows Still Image Setup File for the DDK
; Copyright (c) 1997 Microsoft Corporation

; Leave thse lines as they are
[Version]
Signature="$CHICAGO$"
Class=Image
ClassGUID={6bdd1fc6-810f-11d0-bec7-08002be2092f}
Provider=
LayoutFile=layout.inf, layout1.inf

[DestinationDirs]
DefaultDestDir=11               ; LDID_SYS that is, \windows\system
StillDriver.CopyList=11
DataSource.CopyList=10,twain_32\A4Usb

[ControlFlags]
ExcludeFromSelect=*

[Manufacturer]
%Mfg%=Models

[Models]
%A4Usb.DeviceDesc% = A4Usb.Scanner, USB\VID_055F&PID_0873

[A4Usb.Scanner]
SubClass=StillImage
DeviceType=1
DeviceSubType=0x1
Capabilities=0
DeviceData=A4Usb.DeviceData
AddReg=A4Usb.AddReg
CopyFiles=StillDriver.CopyList,DataSource.CopyList
DelFiles=A4Usb.DelSysFiles
UninstallSection=Uninstall.A4Usb

[A4Usb.DeviceData]
TwainDS="MUSTEK 600 USB"
SpecialInfo="Mustek 600 USB Installation"

[A4Usb.AddReg]
HKR,,DeviceType,1,1
HKR,,HardwareConfig,2,2
HKR,,DevLoader,,*NTKERN
HKR,,NTMPDriver,,usbscan.sys
HKR,,USDClass,,"{597561AA-4AC6-11d1-B87D-0000E82D3234}"
HKCR,CLSID\{597561AA-4AC6-11d1-B87D-0000E82D3234} ,,,"A4Usb STI File USD"
HKCR,CLSID\{597561AA-4AC6-11d1-B87D-0000E82D3234} \InProcServer32,,,%11%\A4Usbusd.dll
HKCR,CLSID\{597561AA-4AC6-11d1-B87D-0000E82D3234} \InProcServer32,ThreadingModel,,"Both"

[StillDriver.CopyList]
usbscan.sys
A4Usbusd.dll

[DataSource.CopyList]
A4UsbSpi.dll
About.bmp
Filter.dll
Lang_e.dll
Lang_f.dll
Lang_g.dll
Lang_i.dll
Lang_n.dll
Lang_s.dll
Lead52.dll
Logo0601.bmp
Mtwm.ini
Scanobj.dll
Scanobj.ds
Tmds.ini
Ui.exe

[SourceDisksNames]
56="SCANEXPRESS 600 USB Scanner Installation",Disk,0000-0000

[SourceDisksFiles]
usbscan.sys=56
A4Usbusd.dll=56
A4UsbSpi.dll=56
About.bmp=56
Filter.dll=56
Lang_e.dll=56
Lang_f.dll=56
Lang_g.dll=56
Lang_i.dll=56
Lang_n.dll=56
Lang_s.dll=56
Lead52.dll=56
Logo0601.bmp=56
Mtwm.ini=56
Scanobj.dll=56
Scanobj.ds=56
Tmds.ini=56
Ui.exe=56

[Uninstall.A4Usb]
DelFiles=A4Usb.DelSysFiles

[A4Usb.DelSysFiles]
A4Usbusd.dll

[Strings]
Mfg="MUSTEK"
A4Usb.DeviceDesc="MUSTEK 600 USB"

How To Update Drivers Manually

After your driver has been downloaded, follow these simple steps to install it.

• Expand the archive file (if the download file is in zip or rar format).

• If the expanded file has an .exe extension, double click it and follow the installation instructions.

• Otherwise, open Device Manager by right-clicking the Start menu and selecting Device Manager.

• Find the device and model you want to update in the device list.

• Double-click on it to open the Properties dialog box.

• From the Properties dialog box, select the Driver tab.

• Click the Update Driver button, then follow the instructions.

Very important: You must reboot your system to ensure that any driver updates have taken effect.

For more help, visit our Driver Support section for step-by-step videos on how to install drivers for every file type.