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Xerox DocuPrint N17 Service Manual
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Repair Analysis Procedures (RAPs)
7.3.13 “Load MBF Tray xx x xx” Message (C5: MBF)
Initial Actions
In this case, C5 is a Status Code that usually appears when trying to reproduce a paper-out condition
while printing from the MBF Tray in the Diagnostics Mode. When a C5 “No Paper” condition is displayed,
an associated tray is usually displayed with it. Please ensure that the correct size paper is in the tray.
1 The MBF Tray is out of paper.
Y: Load the MBF Tray with the correct size paper.
N: Go to step 2.
2 The MBF Tray No Paper Actuator is functioning correctly.
Y: Go to step 3.
N: Inspect and correct/replace the MBF Tray No Paper Actuator.
3 The MBF Tray No Paper Sensor is functioning correctly. This can be verified by performing
Diagnostic Mode 1, Sensor Input Test.
Y: Replace the Print Engine Controller.
N: Go to step 4.
4 The voltage between P/J17-1 and P/J17-2 is approxi1.2VCD.
Y: Go to step 5.
N: Replace the LVPS.
5 The voltage between P/J22-3 and P/J22-2 is approxi1.2VCD.
Y: Go to step 6.
N: Replace the MBF Tray No Paper Sensor Harness between P/J17 and P/J22.
6 The voltage between P/J17-3 and P/J17-2 is at a low logic level (approximately 0VDC) when the
sensor detects paper in the MBF Tray and at a high logic level (approxi5VDC) when the
MBF Tray is empty.
Y: Go to step 7.
N: Replace the MBF Tray No Paper Sensor.
7 The voltage between P/J11-3 and P/J12-5 is at a low logic level (approximately 0VDC) when the
sensor detects paper in the MBF Tray and at a high logic level (approxi5VDC) when the
MBF Tray is empty.
Y: Go to step 8.
N: Replace the LVPS.
8 The voltage between P/J13-11 and P/J12-5 is at a low logic level (approximately 0VDC) when the
sensor detects paper in the MBF Tray and at a high logic level (approxi5VDC) when the
MBF Tray is empty.
Y: Replace the Print Engine Controller.
N: Replace the harness between P/J11 and P/J13.
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