Light (Undertoned) Prints - Oki B6100 Technical Manual

engine fip5001FA
Step
PAPER CONDITIONS
1
Is there moisture in the paper?
DRUM GROUND
Check the Drum Ground Path:
2
Drum>Drum Shaft Pin>Spring Clip > Frame.
Is the Drum Ground Path complete?
LASER BEAM PATH
Inspect the laser beam path, between the ROS Assy and the
3
Drum, for contamination or obstructions.
Is the laser beam path free of obstacles?
BTR ASSY
4
Inspect the BTR Assy for contamination.
Is the BTR free of contamination?
OKI B6100 Laser Printer - Base Engine Technical Manual
Version 1.0
PROBLEM
The overall image density is too light.
INITIAL ANALYSIS
1. Inspect the following components. Are they compatible with your printer
version, correctly installed, not damaged, deformed, or contaminated?
• CRU
• Spring Clip
• Chute Trans Assy
• PWB HKB26 MCU
• PWBA HKB PS
• Harness Assy Fuser-M (J271, J11, J27, J262)
• Cover Assy Front
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

5.1 Light (Undertoned) Prints

• HVPS
• BTR Assy
• ROS Assy
• Harness Assy Conn (J23-J231)
• Fuser Assy
Yes No
Load fresh, Go to step 2
dry paper.
Go to step 3 Re-establish
the Drum
Ground Path
Go to step 4 Remove
obstructions
or contamina-
tion.
Go to step 5 Replace the
BTR Assy
5-5