Index A AC power distribution 46 accessories and consumables ordering 161 adjusting registration 140 assemblies fusing 53 high-voltage connector 147 assembly diagrams 158 B bidirectional ECP interface 48 black dots on pages 127 dots on scanned images 132 pages 130 streaks on page 128 blank areas on page 130 bottom of page or graphic 131 pages 131 bottom of page or graphic cut off 131 C cartridge sensor (SW101) 55 characters partially printed 131 charging the drum 52 checking registration 140 checks drum rotation 143 half-self test 142 C4224-90962 187