Canon FK3-1153-000 Contact Image Sensor Assembly is a scanner component listed in the reader assemblies of Canon imageCLASS multifunction equipment. It is intended for use as part of the device’s document-reading system.
The parts catalog places it in reader assemblies for the MF4500 and D500 series with DADF, in ADF reader assemblies for the MF4500 and MF4400 series, and in copyboard reader assemblies for the MF4400 and D500 series. This identifies its role and the configurations in which the assembly appears; the catalog does not provide separate sensor specifications or package contents.