Spot Deletions - Olivetti DR N17 Service Manual

7.5.8 Spot Deletions

Sample Image
A A A
Procedure
1 Replace the paper in the paper tray. Problem is solved.
Y: Use new paper (and ask the customer to keep paper stock in a dry place).
N: Go to step 2.
2 The Bias Transfer Roll (BTR) Assembly is contaminated.
Y: Replace the BTR Assembly.
N: Go to step 3.
3 If the spot deletions occur at approximately 94.0mm intervals, the Drum has possibly caused the
deletions. Replace the EP Cartridge with a new one. The problem is solved.
Y: Go to Final Actions.
N: Go to step 4.
4 The spot deletions occur at approximately 62.0mm intervals, there are scratches or
contamination on the Heat Roll/Pressure Roll surface.
Y: Clean and/or repair the Heat Roll/Pressure Roll or replace the Fuser Assembly.
N: Replace the Fuser Assembly.
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Definition
Deletion is an area of the print where the image is missing or extremely light.
Spot deletions are missing spots localized to small areas of the page.
687200Q