a) When the interval is 34.9 mm pitch, check Developing Cylinder [a] in Developing Assembly (FM1-N370/-N371/-N372/-N373).
b) When the interval is 94.2 mm pitch, check Drum [b].
[Note] If the failure occurs in all the colors, checkFixing Film [i] or Fixing Pressure Roller [j].
c) When the interval is 44 mm pitch, check Charging Roller [c] of the Drum Unit.
d) When the interval is 55.0 mm pitch, check Primary Transfer Roller [d] (FC0-0257).
e) When the interval is 50.3 mm pitch, check Secondary Transfer Inner Roller [e] (FL0-4164).
f) When the interval is 77.7 mm pitch, check Secondary Transfer Roller [f] (FE4-8322).
g) When the interval is 893.1 mm pitch, check ITB (Intermediate Transfer Belt) [g] (FM1-N265).
[Note] When the paper whose size is A3 or 11x17 is used, the image failure occurs at a frequency of once in 2 sheets.
h) When the interval is 101.7 mm pitch, check ITB Drive Roller [h] (FC8-4403).
i) When the interval is 94.2 mm pitch, check Fixing Film [i] in Film Assembly (FM1-N253/-N254/-N255).
[Note] If the failure occurs only for any color of Y/M/C/BK, check Photosensitive Drum of the Drum unit.
j) When the interval is 94.2 mm pitch, check Fixing Pressure Roller [j] in Pressure Roller Kit (FM1-N252).
[Note] If the failure occurs only for any color of Y/M/C/BK, check Photosensitive Drum of the Drum unit.
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