5
3.4.5 Uneven Density within 90 mm (3.5 in.) of the Trailing Edge ............. 51
3.4.6 Periodic Density Fluctuation (1)........................................................ 53
3.4.7 Periodic Density Fluctuation (2)........................................................ 54
3.4.8 Color (1): Black Faint During Full Color Printing...............................56
3.4.9 Color (2): Entire Image Faint ............................................................58
3.4.10 Color (3): Faded Vertical Streaks During Full Color Printing ............ 59
3.4.11 Color Is Too Dense...........................................................................61
3.4.12 Broken Thin Lines.............................................................................62
3.4.13 Blurred Images .................................................................................63
3.4.14 Dropouts (Character Voids).............................................................. 64
3.5 Gloss Problems......................................................................................... 66
3.5.1 Glossy Lines.....................................................................................66
3.5.2 Vertical Glossy Lines ........................................................................ 68
3.5.3 Insufficient Gloss ..............................................................................68
3.6 Fusing Problems .......................................................................................69
3.6.1 Insufficient Toner Fusing .................................................................. 69
4. Troubleshooting Paper Delivery Problems....................................71
4.1 Frequent Paper Misfeeds..........................................................................71
4.2 Messages Reporting Paper Misfeeds ....................................................... 73
4.2.1 If (J032) Appears..............................................................................74
4.2.2 If (J080) Appears..............................................................................76
4.2.3 If (J083) Appears..............................................................................77
4.2.4 If (J097) Appears..............................................................................80
4.2.5 If (J098) Appears..............................................................................81
4.2.6 If (J099) Appears..............................................................................83
4.3 Paper Skew...............................................................................................84
4.4 Wrong Detection of Skew.......................................................................... 85
4.5 Double Feeding......................................................................................... 86
4.6 Wrong Detection of Double Feeding .........................................................88
4.7 Paper Misfeeding ...................................................................................... 89
4.8 Paper Feed Problems Affecting Image Quality ......................................... 91
4.8.1 The Image Is Positioned Incorrectly ................................................. 91
4.8.2 Image Scaling Error on the Side 1 of Paper .....................................93
4.8.3 Image Scaling Error on the Side 2 of Paper .....................................94
4.8.4 Image Skewing................................................................................. 95
4.8.5 White Spots ...................................................................................... 96
4.8.6 Paper Edges Are Soiled (1)..............................................................97
4.8.7 Paper Edges Are Soiled (2)..............................................................98
4.8.8 Paper Edges Are Soiled (3)............................................................ 101
4.8.9 Paper Edges Are Soiled (4)............................................................ 102
4.8.10 Expansion and Contraction (1) ....................................................... 104
4.8.11 Expansion and Contraction (2) ....................................................... 105
4.8.12 Scratches, Streaks, or Vertical Creases Appear on the Image....... 106
4.8.13 Decurling Results in Scratches, Streaks, or Creases ..................... 107
4.8.14 The Leading/Trailing Edge Margin Is Long..................................... 109
4.8.15 Curling ............................................................................................110
4.9 Attaching the Tab Sheet Holder .............................................................. 111