1. ps803mu.exe Driver
2. HPIUSB.INF File Contents

HPIUSB.INF Driver File Contents (ps803mu.exe)

[Version] 
Signature=$CHICAGO$
Class=USB
provider=%PROVIDER%
LayoutFile=layout.inf

[ClassInstall]
;;CopyFiles=ClassDllFile
AddReg=PhotoSmartClassReg

[DestinationDirs]
DefaultDestDirs=12
hpiusb.CopyDriverFiles=10,system32\drivers     ; LDID_SYS
hpiusb.CopyFiles.NT=12
ClassDllFile=11
DLLFile=11

[ClassDllFile]
hpi_icon.dll

[DLLFile]
hpi_icon.dll

[Manufacturer]
%MfgName%=HP

[HP]
%USB\VID_03F0&PID_0102.DeviceDesc%=hpiusb, USB\VID_03F0&PID_0102

[hpiusb]
CopyFiles=hpiusb.CopyDriverFiles
AddReg=hpiusb.AddReg

[hpiusb.AddReg]
HKR,,DevLoader,,*ntkern
HKR,,NTMPDriver,,USBSCAN.SYS

[hpiusb.CopyDriverFiles]
USBSCAN.SYS

; For Windows NT...

[hpiusb.NT]
CopyFiles=hpiusb.CopyFiles.NT

[hpiusb.NT.Services]
AddService = hpiusb, 0x00000002, hpiusb.AddService

[hpiusb.AddService]
DisplayName    = %USB\VID_03F0&PID_0102.DeviceDesc%
ServiceType    = 1                  ; SERVICE_KERNEL_DRIVER
StartType      = 2                  ; SERVICE_AUTO_START
ErrorControl   = 1                  ; SERVICE_ERROR_NORMAL
ServiceBinary  = %12%\USBSCAN.SYS
LoadOrderGroup = Base

[hpiusb.CopyFiles.NT]
USBSCAN.SYS

[SourceDisksNames]
1=%DiskName%,,,

[SourceDisksFiles]
hpi_icon.dll=1


;[DestinationDirs]
;hpiusb.CopyFiles.NT=12
;hpiusb.CopyDriverFiles=11
;hpiusb.CopyAppFiles=10,Desktop
;DefaultDestDirs=11

;---------------------------------------------------------------;

[Strings]
PROVIDER="Hewlett-Packard"
MfgName="Hewlett-Packard"
USB\VID_03F0&PID_0102.DeviceDesc="HP PhotoSmart C5101A - S20"
PhotoSmartClassName="HP PhotoSmart Scanners"
DiskName="HP PhotoSmart Software CDROM"
DriverDir="\Drivers"