5-22
HAKUBA 26PPM Laser Printer - Base Engine Technical Manual
Version 1.0
Primary FIPs:Image Quality Problems
5.15 Unfused Image
PROBLEM
The printed image is not fully fused to the paper. The image easily
rubs off.
INITIAL ANALYSIS
1.Inspect the following components. Are they compatible with your
printer version, correctly installed, not damaged, deformed, or con-
taminated?
•PWBA HKB26 MCU
• Fuser Assy
•Heat Roll
• Pressure Roll Assy
•PWBA HKB PS
2.Inspect the printer paper path. Is it clear of foreign matter such as
staples, paper clips, and paper scrap?
Step
Actions and Questions
Yes
No
1
PAPER CONDITIONS
Is there moisture in the paper?
Is the paper wrinkled?
Replace with
fresh, dry
paper.
Go to step 2
2
CAP ENVELOP
Open the Cover Rear.
Inspect the Cap Envelop (PL1.2.7).
Is the Cap Envelop (PL1.2.7) set properly?
Go to step 3
Recover the
NIP of the
Fuser Assy
3
HEAT ROLL
Inspect the Heat Roll for scratches, objects, or contamination.
Is the Heat Roll free of scratches and contamination?
Go to step 4
Replace the
Heat Roll
4
PRESSURE ROLL
Inspect the Pressure Roll for scratches, objects, or contamina-
tion.
Is the Pressure Roll free of scratches and contamination?
Go to step 5
Replace the
Pressure Roll
Assy
5
FUSER Assy
Inspect the contact between the Heat and Pressure Rolls.
Are the Heat and Pressure Rolls contacting correctly?
Return to Ini-
tial Analysis
Replace the
Fuser Assy
engine fip5013FA
Summary of Contents for b 6100
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Page 148: ...9 2 HAKUBA 26PPM Laser Printer Base Engine Technical Manual Version 1 0 Adjustment Mode...
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