FujiFilm CR-IR341 Service Manual page 451

C 1 2
ONTENTS
No. 105 Horizontal streaks (4)
• A horizontal streak is developed randomly.
No. 106 Horizontal streaks (5)
• Horizontal streaks are developed over the entire
surface at a pitch of 0.6 mm.
009-051-04
05.31.99 FM2460
3 4 5 6
70
Unit: mm
CR-IR341 Service Manual
<Probable Causes>
• The PMT08A board is faulty.
• The subscanning motor and subscanning
mechanism are faulty.
• The subscanning motor is faulty.
• The polygonal mirror assembly is faulty.
<Check and Reference>
• Check if a scanner error (2500's) or wow-flutter
error (23C5) occurred when the abnormal image
occurred.
• Use the virtual image generation mode to isolate
the cause.
"10.10 Setting in Virtual Generation Mode for
Image Signal" in Maintenance Utility
<Probable Causes>
• Proper shading correction has not been
performed.
• "3. SHADING/POLYGON CORRECTION"
is turned OFF.
• The polygonal mirror is soiled.
<Check and Reference>
• Perform shading correction properly.
• Set "3. SHADING/POLYGON CORRECTION"
to ON.
• Replace the polygonal mirror.
"9.5 Checking and Replacing Polygon
Assembly"
MT - 182
FR1H1854.EPS
FR1H1855.EPS
MT - 182