Ricoh TCRU/ORU, Troubleshooting Manual

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5. Image Quality Problem: Lines
Streaks
Horizontal White Streaks
White streaks of 1 to 8 mm (0.04 to 0.3 inches) long and perpendicular to the paper feed direction
appear.
CEZ604
Cause:
One of the charge rollers is stained.
Solution:
1. To identify the affected color, print three full-page, solid-fill A3 or DLT sheets for each of
white and black, and three full-page, halftone A3 or DLT sheets for each of cyan,
magenta, and yellow.
2. Detach the charge unit of the affected color and wipe the charge roller with a dry cloth to
remove the stain.
3. Print the image. Has the problem been resolved?
Yes Finished!
No Replace the charge unit.
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