Background - Oki B6100 Technical Manual

engine fip5010FA
Step
HVPS CR
Use a sheet of paper to cover the laser beam window.
1
Generate a test print.
Is the problem still present?
CRU
2
Install a new CRU.
Is the background still on the page?
FUSER GROUND PATH
Inspect the Fuser Ground Path within the Fuser Assy and from
3
the Fuser Assy to the Frame Ground.
Is the Fuser Ground Path functioning correctly?
OKI B6100 Laser Printer - Base Engine Technical Manual
Version 1.0
PROBLEM
There is toner contamination on all or part of the page. The contamination
appears as a very light gray dusting.
INITIAL ANALYSIS
1. Inspect the following components. Are they compatible with your printer
version, correctly installed, not damaged, deformed, or contaminated?
• CRU
• Spring Clip
• Harness Assy Conn
• ROS Assy
2. Inspect the printer paper path. Is it clear of foreign matter such as staples,
paper clips, and paper scrap?
Actions and Questions
Primary FIPs:Image Quality Problems

5.12 Background

• HVPS
• PWBA HKB26 MCU
• PWBA HKB PS
• Fuser Assy
Yes
Go to step 2
Problem
solved
Return to Ini-
tial Analysis
No
Go to 6.19
PWBA HVPS
Failure
Go to step 3
Re-establish a
fuser ground
path.
5-19