Table of Contents
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6.2.10 DADF friction pad ................................................ 6-18
6.2.11 MP Pick up/ Retard/ Forward roller
6.3.1 Cleaning the charge scorotron ................................. 6-21
6.3.2 Cleaning the pick up roller ....................................... 6-22
6.3.3 Cleaning the Regi roller .......................................... 6-23
6.3.4 Cleaning the tray1 feed roller .................................... 6-23
6.3.5 Cleaning the tray2 feed roller .................................... 6-24
6.3.6 Cleaning the LSU window ....................................... 6-25
chapter 7
7.1 Procedure of checking the symptoms .............................. 7-1
7.2 Error code and troubleshooting ....................................... 7-3
7.2.1 Error code and error message ................................. 7-3
7.2.2 Error Code Details ................................................ 7-15
7.3 Image quality problems and solutions .............................. 7-121
7.3.1 Vertical white band / Dark band ................................. 7-124
7.3.2 Horizontal white band / dark band .............................. 7-126
7.3.3 Color spot ............................................................ 7-127
7.3.4 Foggy background ................................................ 7-128
7.3.5 Blurred image ...................................................... 7-129
7.3.6 Incorrect color registration ....................................... 7-130
7.3.7 Uneven pitch and jitter image .................................... 7-132
7.3.8 Skewed image ...................................................... 7-133
7.3.9 Low image density ................................................ 7-134
7.3.10 Blank copy, Black copys ....................................... 7-141
7.3.11 Uneven density in sub scan direction ........................ 7-143
7.3.12 Uneven density in main scan direction ..................... 7-144
7.3.13 Gradation reproduction failure ................................. 7-145
7.3.14 Void areas, white spots ....................................... 7-147
7.3.15 Poor fusing performance, offset .............................. 7-148
7.3.16 Stain on the paper back side ................................. 7-149
7.3.17 White Halo ......................................................... 7-150
Contents
........................ 6-19
................................................ 6-21
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