Xerox DOCUPRINT N17 Service Manual page 321

13 Install a new EP Cartridge, and perform Diagnostic Mode 1, Main Motor. The noise is still
present.
NOTE: Ensure all the covers and the EP Cartridge are put on the printer.
Y: Secure firm contact between the Earth Plate and the EP Cartridge; then go to step 14.
N: Correction completed.
14 Ensure that the printer is grounded properly.
Y: Go to step 15.
N: Ground the printer properly.
15 Inspect the grounding path and try to repeat the initial analysis. The noise is still present.
Y: Replace the relevant components.
N: Correction completed.
NOTE: Some kind of noise external to the printer may have caused this problem. Check the exterior of
the printer.
Xerox DocuPrint N17 Service Manual
6/98
www.printcopy.info
7-71 Repair Analysis Procedures (RAPs)