Index Numerics 69T gear, removing 144 B back cover, removing 130 background, gray 190 base memory 18 beam detect (BD) signal 92 bidirectional communications 76, 79 bidirectional ECP 78 billing log 209 bin 16 bin, output capacity 18 printing to 54 bits per pixel (bpp), maximum 18 black dots, troubleshooting printed pages 189, 193 scanned images 195 black streaks, troubleshooting 195 blinking lights 178 block diagram printer 84 block diagrams image formation 91 product functions 84 block fax list 209 boot process 77 bpp (bits per pixel), maximum 18 breaking paper reams 198 buffer memory 79 buttons alphanumeric 33 control panel 31– 34 bypassing formatter 200 A abbreviations, fax 225 AC bias 92 AC power distribution 88 accessories, ordering 243 adding paper 50 ADF 18 diagrams and part numbers 246 features 16 life expectancy 56 pickup roller assembly, changing 69, 120 specifications 50 ADF assemblies 119 ADF paper jams 83 ADF paper pickup assembly diagrams and part numbers 248 ADF pick roller assembly life expectancy 56 ADF pickup assembly diagrams and part numbers 248 ADF separation pad diagrams and part numbers 248 life expectancy 56 ADF, copier, scanner feeding problems, troubleshooting 199 adhesive labels, printing 50 adjusting fax data store parameters 230 alcohol, cleaning with 57 high-voltage connection points 204, 205 pickup roller 61 printer separation pad 62 alignment specifications 21 troubleshooting 192, 197 alphabetical list, part numbers 266 alphanumeric buttons 33 appropriate responses, fax 224 arrays, copier/scanner optical system 80 assemblies, internal 254 automatic document feeder, ADF capacity 18 automatic document feeder, copier, scanner feeding problems, troubleshooting 199 C cables ECU 166 interface, ordering 243 cancel control 34 capacity output bin 18 card stock specifications 48 cards printing 50 cartridge area, cleaning 60 cartridge door locating 17 removing 133 EN Index 277