HP (Hewlett-Packard) 3550 All in One Printer User Manual


 
Table 7-16. Image defects ................................................................................................390
Table 7-17. Causes for light images .................................................................................391
Table 7-18. Causes for one color printing light ................................................................392
Table 7-19. Causes for dark images ................................................................................392
Table 7-20. Causes for one color printing dark ................................................................393
Table 7-21. Causes for a completely blank image ...........................................................393
Table 7-22. Causes for an all black or solid colored image .............................................393
Table 7-23. Causes for vertical lines of white dots ..........................................................394
Table 7-24. Causes for dirt on the back of the paper .......................................................394
Table 7-25. Causes for dirt on the front of the paper .......................................................395
Table 7-26. Causes for vertical lines ................................................................................395
Table 7-27. Causes for white vertical lines ......................................................................395
Table 7-28. Causes for horizontal line .............................................................................396
Table 7-29. Causes for white horizonal lines ...................................................................396
Table 7-30. Causes for a missing color ............................................................................397
Table 7-31. Causes for blank spots ..................................................................................397
Table 7-32. Causes for poor fusing ..................................................................................397
Table 7-33. Causes for distortion or blurring ....................................................................398
Table 7-34. Causes for smearing .....................................................................................398
Table 7-35. Causes for smearing .....................................................................................399
Table 7-36. Causes for a misplaced image ......................................................................399
Table 7-37. Causes for reversed color .............................................................................400
Table 7-38. Causes for reversed color .............................................................................400
Table 7-39. Repetitive defect cause .................................................................................401
Table 7-40. Communications check .................................................................................403
Table 7-41. Information menu ..........................................................................................408
Table 7-42. Paper handling menu ....................................................................................408
Table 7-43. Printing menu ................................................................................................409
Table 7-44. Print quality menu .........................................................................................412
Table 7-45. System setup submenu .................................................................................415
Table 7-46. I/O submenu ..................................................................................................418
Table 7-47. Resets submenu ...........................................................................................419
Table 7-48. Diagnostics menu ..........................................................................................419
Table 7-49. Service menu ................................................................................................420
Table 7-50. Paper path and manual sensor test control panel information .....................438
Table 8-1. Supplies and accessories .............................................................................467
Table 8-2. Common fasteners ........................................................................................472
Table 8-3. PCB locations ................................................................................................481
Table 8-4. Paper feeder PCB Assembly Location diagram ...........................................483
Table 8-5. External covers and panels ...........................................................................485
Table 8-6. Front door assembly .....................................................................................487
Table 8-7. Internal components (1 of 4) .........................................................................489
Table 8-8. Internal components (2 of 4) .........................................................................491
Table 8-9. Internal components (3 of 4) .........................................................................495
Table 8-10. Internal components (4 of 4) .........................................................................497
Table 8-11. Center Frame Assembly ...............................................................................499
Table 8-12. Main Right Side Plate Assembly / Motors .....................................................501
Table 8-13. Main Left Side Plate Assembly .....................................................................505
Table 8-14. Image drive assembly ...................................................................................511
Table 8-15. Developing Disengaging Assembly ..............................................................513
Table 8-16. Tray 2 (cassette) ...........................................................................................515
Table 8-17. Pick-up/Feed assembly .................................................................................519
Table 8-18. Tray 2 (cassette) pick-up assembly ..............................................................521
Table 8-19. Face-down delivery assembly .......................................................................523
Table 8-20. Transfer unit ..................................................................................................525
Table 8-21. Right Swing Frame Assembly .......................................................................527
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