Specifications

Chapter 6: FRU Replacement and Fault Isolation Procedures
6-101
6.4.10 Spots
NOTES
:
1. This FIP does not use the Diagnostic tool
2. There is no corresponding control panel message for this item.
3. This FIP may also fix BTR, fuser, or paper path contamination.
4. Try another toner cartridge
PROBLEM
There are spots of toner all over the page.
INITIAL ANALYSIS
Inspect the following components. Are they compatible with your printer version, cor-
rectly installed, not damaged, deformed, or contaminated?
Toner Cartridge BTR Assembly
Heat Roll Fuser Assembly
Pressure Roll
Inspect the printer paper path. Is it clear of objects, such as staples, paper clips, and paper
scraps?
1. BTR ASSEMBLY
Inspect the BTR Assembly for contamination.
Is the BTR free of contamination?
Yes No
Go to Step 2. Replace the BTR Assembly.
2. TONER CARTRIDGE
If the spots occur a approximately 95mm intervals, install a new Toner Cartridge.
Are there spots still on the page?
Yes No
Go to Step 3. Problem Solved.
4. HEAT ROLL ASSEMBLY
If the spots occur at approximately 72-mm intervals, inspect the Heat Roll for scratches, objects,
or contamination.
Is the Heat Roll free of scratches and contamination?
Yes No
Go to Step 4. Replace the Heat Roll Assembly.
5. PRESSURE ROLL ASSEMBLY
If the spots occur at approximately 72-mm intervals, inspect the Pressure Roll for scratches,
objects, or contamination.
Is the Pressure Roll free of scratches and contamination?
Yes No
Return to Initial Analysis. Replace the Pressure Roll Assembly.