Residual Image - Xerox DOCUPRINT N17 Service Manual

7.5.17 Residual Image

Sample Image
Definition
A ghost image, either from a previously printed page or the page in progress,
A A A is transferring onto the print due to incomplete cleaning at the end of printing
A A A cycle.
A A A
Procedure
1 Replace the paper in the paper tray with new paper. The 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) is contaminated.
Y: Replace the BTR Assembly.
N: Go to step 3.
3 If the ghost images occur at approximately 94.0mm intervals, the Drum has possibly caused this
problem. (If the ghost images occur at approximately 53.0mm intervals, the Magnet Roll has
possibly caused this problem.) Replace the EP Cartridge with a new one. The problem is solved.
Y: Go to Final Actions.
N: Go to step 4.
4 The ghost images occur at approximately 61 or 62 mm intervals, and there are scratches or
contamination on the Heat Roll or Pressure Roll surfaces.
Y: Clean or replace the Fuser Assembly.
N: Go to step 5.
5 Enter Diagnostic Mode 3 ( Section 5.2.3 Diagnostic Mode 3 ). The Fuser Temperature parameter
is set to the default (5).
Y: Go to Final Actions.
N: Correct the parameter setting.
Xerox DocuPrint N17 Service Manual
6/98
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7-103 Repair Analysis Procedures (RAPs)