exit 53 feed assembly drive 53 motion 147 rotation, drum 143 S scan process 142 scanned images lines on page 128 too light or dark 126 scanned text unclear 133 scanner path 56 system 56 scattered toner on page 130 screwdrivers required for servicing 63 screws common 162 installing 62 self-tapping 62 self-tapping screws, installing 62 sensors contact image 56 document 55 door open 55 location and function 55 paper exit 55 paper exit (PS201) 53, 54 paper out (PS202) 54, 55 paper registration (PS203) 53, 54, 55 toner cartridge 55 separating process 52 separation pads description 53 C4224-90962 195