Привез другой принтер, подключил его - результат тот же. Переустановить систему пока нет возможности, начал копать логи:
setupapi.dev.log
Код:

dvi: {Plug and Play Service: Device Install for USBPRINT\CANONMF4400_SERIES\7&33C3081&0&USB001}
ump: Creating Install Process: DrvInst.exe 20:49:39.992
ndv: Infpath=C:\Windows\INF\oem24.inf
ndv: DriverNodeName=cnlb0r.inf:Canon.NTx86.6.0:MF4400:20.31.0.0:canonmf4400_seriesdd09
ndv: DriverStorepath=C:\Windows\System32\DriverStore\FileRepository\cnlb0r.inf_x86_neutral_090c679225debb45\cnlb0r.inf
ndv: Building driver list from driver node strong name...
dvi: Searching for hardware ID(s):
dvi: usbprint\canonmf4400_seriesdd09
dvi: canonmf4400_seriesdd09
inf: Opened PNF: 'C:\Windows\System32\DriverStore\FileRepository\cnlb0r.inf_x86_neutral_090c679225debb45\cnlb0r.inf' ([strings])
dvi: Selected driver installs from section [MF4400] in 'c:\windows\system32\driverstore\filerepository\cnlb0r.inf_x86_neutral_090c679225debb45\cnlb0r.inf'.
dvi: Class GUID of device changed to: {4d36e979-e325-11ce-bfc1-08002be10318}.
dvi: Set selected driver complete.
ndv: {Core Device Install} 20:49:40.164
inf: Opened PNF: 'C:\Windows\INF\oem24.inf' ([strings])
dvi: {DIF_ALLOW_INSTALL} 20:49:40.304
dvi: Using exported function 'ClassInstall32' in module 'C:\Windows\system32\ntprint.dll'.
dvi: Class installer == ntprint.dll,ClassInstall32
dvi: No CoInstallers found
dvi: Class installer: Enter 20:49:40.351
dvi: Class installer: Exit
dvi: Default installer: Enter 20:49:40.366
dvi: Default installer: Exit
dvi: {DIF_ALLOW_INSTALL - exit(0xe000020e)} 20:49:40.366
ndv: Installing files...
dvi: {DIF_INSTALLDEVICEFILES} 20:49:40.382
dvi: Class installer: Enter 20:49:40.382
inf: Opened INF: 'C:\Windows\System32\DriverStore\FileRepository\cnlb0r.inf_x86_neutral_090c679225debb45\cnlb0r.inf' ([strings])
inf: Opened INF: 'C:\Windows\System32\DriverStore\FileRepository\cnlb0r.inf_x86_neutral_090c679225debb45\cnlb0r.inf' ([strings])
!!! dvi: Class installer: failed(0x00000003)!
!!! dvi: Error 3: The system cannot find the path specified.
dvi: {DIF_INSTALLDEVICEFILES - exit(0x00000003)} 20:49:40.741
ndv: Device install status=0x00000003
ndv: Performing device install final cleanup...
! ndv: Queueing up error report since device installation failed...
ndv: {Core Device Install - exit(0x00000003)} 20:49:40.756
dvi: {DIF_DESTROYPRIVATEDATA} 20:49:40.772
dvi: Class installer: Enter 20:49:40.772
dvi: Class installer: Exit
dvi: Default installer: Enter 20:49:40.772
dvi: Default installer: Exit
dvi: {DIF_DESTROYPRIVATEDATA - exit(0xe000020e)} 20:49:40.788
ump: Server install process exited with code 0x00000003 20:49:40.819
ump: {Plug and Play Service: Device Install exit(00000003)}
ndv: Device Install failed for new device...installing NULL driver.
dvi: {Plug and Play Service: Device Install for USBPRINT\CANONMF4400_SERIES\7&33C3081&0&USB001}
ump: Creating Install Process: DrvInst.exe 20:49:40.975
! ndv: Installing NULL driver!
dvi: Set selected driver complete.
dvi: {DIF_ALLOW_INSTALL} 20:49:41.146
dvi: No class installer for 'CanonMF4400 Series'
dvi: No CoInstallers found
dvi: Default installer: Enter 20:49:41.162
dvi: Default installer: Exit
dvi: {DIF_ALLOW_INSTALL - exit(0xe000020e)} 20:49:41.162
dvi: {DIF_INSTALLDEVICE} 20:49:41.178
dvi: No class installer for 'CanonMF4400 Series'
dvi: Default installer: Enter 20:49:41.178
! dvi: Installing NULL driver!
dvi: Writing common driver property settings.
dvi: {Restarting Devices} 20:49:41.302
dvi: Restart: USBPRINT\CANONMF4400_SERIES\7&33C3081&0&USB001
dvi: Restart complete.
dvi: {Restarting Devices exit} 20:49:41.380
dvi: Default installer: Exit
dvi: {DIF_INSTALLDEVICE - exit(0x00000000)} 20:49:41.396
ump: Server install process exited with code 0x00000000 20:49:41.443
ump: {Plug and Play Service: Device Install exit(00000000)}
Это может навеять какие-либо мысли? Моя голова уже не варит :-(