Remove the control panel ........................................................... 25 Front door ............................................................................................... 27 Remove the front door ................................................................ 27 Main assemblies ..................................................................................................... 29 ITB assembly ............................................................................................ 29 Remove the ITB assembly ............................................................
29 Fuser delivery assembly ............................................................................ 38 Remove the fuser delivery assembly ............................................. 39 Formatter PCA (base model) ...................................................................... 43 Remove the formatter PCA (base model) ....................................... 43 Formatter and wireless PCA (plus model) ..................................................... 44 Remove the formatter and wireless PCA (plus model) ..................... 44 Engine controller assembly ........................................................................
46 Remove the engine controller assembly ........................................ 46 Low-voltage power supply assembly ........................................................... 49 Remove the low-voltage power supply assembly ............................ 49 2 Solve problems ............................................................................................................... 53 Solve problems checklist ......................................................................................................... 54 Step 1: Make sure that the product is set up correctly .................................................. 54 Step 2:
Check the cabling or wireless connection (network models only) ........................ 54 Step 3: Check to see if any control-panel lights are lit .................................................. 54 Step 4: Check the paper .......................................................................................... 54 Step 5: Check the software ....................................................................................... 55 Step 6: Test print functionality ................................................................................... 55 Step 7: Check the supplies ....................................................................................... 55 Step 8:
Try sending a print job from a computer ......................................................... 55 Troubleshooting process .......................................................................................................... 56 Determine the problem source ................................................................................... 56 Power subsystem ..................................................................................................... 57 Power-on checks ......................................................................................
57 Tools for troubleshooting ......................................................................................................... 58 Component diagnostics ............................................................................................ 58 Engine diagnostics ................................................................................... 58 Engine test page ...................................................................................... 58 Diagrams ............................................................................................................... 59 Plug/jack locations ...................................................................................
59 Locations of connectors ............................................................................. 60 Locations of major components .................................................................. 61 General timing chart ................................................................................. 63 General circuit diagram ............................................................................ 64 Internal print-quality test pages .................................................................................. 65 Print quality troubleshooting page .............................................................. 65 vi ENWW