Iq Rap 10 Black Prints - Xerox N2125N - DocuPrint B/W Laser Printer Service Manual

A
WARNING
If the printer has been switched on, the Fuser will be hot.
Open the Rear Cover. Remove the Fuser Assembly. Rotate the fuser idler gear manually and
inspect the Heat Roll. Open the fuser jam access cover. Rotate the fuser idler gear manually
and inspect the Pressure Roll. The Heat Roll and the Pressure Roll are free of scratches
and contamination.
Y N
Clean or replace the Fuser Assembly
Replace the following, in order, until the defective component is found: BTR Assembly
7.1), Fuser Assembly (REP 6.2), HVPS PWB
Image Quality Repair Analysis Procedures
IQ RAP 9, IQ RAP 10
(REP 6.2).
(REP 9.6), Print Cartridge Side Guide (REP

IQ RAP 10 Black Prints

A totally black output print. There is toner on the paper with no visible image.
(REP
7.5).
Initial Actions
• Inspect the printer paper path for items such as staples, paper clips and paper scraps.
• Check installation of the Print Cartridge.
• Check that the Print Cartridge ground contact points are clean.
• Ensure the machine covers are in place and fit well so no outside light can enter the
machine.
Procedure
Install a new Print Cartridge. Run a Test Print. The print is normal.
Y N
Shield half of the window of the Laser Assembly. Run a Test Print. The
white and half black.
Y N
Go to RAP 44.
Go to RAP 30.
Problem solved.
02/2000
3-20
Figure 1 Black Prints
DocuPrint N2125
print is half
Initial Issue