toner cartridges connection points, testing 171 defects, checking for 156 life expectancy 52 operations 74 recycling 26 redistributing 156 refilled 26 removing 87 sealing tape, removing 168 tools, required 87 top cover, removing 95 trace report, printing 183 trailing edge, detecting 79 train motor, gear 124 transfer roller cleaning 53 life expectancy 52 removing 130 testing 173 transfer stage 75 translations report 174 tray kits 206 trays.
See input trays troubleshooting control panel 146 copying 147 ECU (Engine Control Unit) 147 feeding problems 164 half self-test functional test 168 image quality 157 LPT ports 148 power 146 printing 148 recalibrating scanner 192 repetitive image defect ruler 191 scanning 148 software installation 148 truss head screws 204 V vacuuming, avoiding 55 variables, NVRAM 178 version,firmware 176 vertical streaks, troubleshooting 159 voids, troubleshooting 160 voltage Engine Control Unit (ECU) 72 overvoltage protection 72 part numbers 203 requirements 17 Volume key 32 W WAIT 82 warranty product 23 waste toner, cleaning operations 76 web sites technical support 201 weight paper 50 product 16 white pages, troubleshooting 162 white streaks, troubleshooting 158 width 16 wiring diagram 194 wrapping jam 79 wrinkled pages, troubleshooting 164 writing stage 75 U Universal Serial Bus.
See USB unplugging 53, 87 upper guide assembly part numbers 214 removing 108 USB connector 22 operations 65 EN Chapter - Index 247