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Model:
Taurus-C1a/C1b (D074/D075)
4. Mottling
Excerpt from RTB #RD074113
3.3.6 Mottling
Mottling occurs in solid-filled areas.
Cause
Printing on rough surfaced paper
Continuously printing jobs of low toner
coverage
Printing in a low humidity environment
Printing in a high humidity environment
<Note>
If the problem appears in black, see "Color
(1): Black Faint During Full Color Printing"
described on p.1067 of the field service manual.
Solution
1. If a message prompting replacement of a unit appears, replace the unit.
2. To identify the affected color, print 3 sheets of full-page solid-fill (SP2-109-003: "26") on
A3/DLT in cyan, yellow, magenta, and black.
3. Do SP3-011-002 or [0201: Adjust Image Density] in the [Adjustment Settings for Skilled
Operators] menu.
4. Print the job showing the problem. Has the problem resolved?
Yes : Go to step 6.
No : Print out 40 sheets of full page solid fills on A3/DLT in duplex in the affected color
to refresh toner in the development unit. Then, do SP3-011-002 or [0201: Adjust
Image Density].
echnical
T
B
ulletin
Date:
20-Mar-14
Normal
Mottled
PAGE: 14/25
No.:
RD074118
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