Specifications

Chapter 6: FRU Replacement and Fault Isolation Procedures
6-91
6.4.4 Vertical band deletions
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 contamination.
4. Try another toner cartridge
PROBLEM
There are areas of the image that are extremely light or missing entirely. These missing areas
form wide bands that run vertically along the page, in the direction of paper travel.
INITIAL ANALYSIS
Inspect the following components. Are they compatible with your printer version,
correctly installed, not damaged, deformed, or contaminated?
Toner Cartridge BTR Assembly
MCU PWB Fuser Assembly
ROS Assembly
Inspect the printer paper path. Is if clear of foreign matter, such as staples, paper clips, and
paper scraps?
1. PAPER CONDITIONS
Is there moisture in the paper?
Yes No
Load new paper. Go to Step 2.
2. LASER BEAM PATH
Inspect the laser beam path, between the ROS Assembly and the Drum, for contamination or
obstructions.
Is the laser beam path free of obstructions?
Yes No
Go to Step 3. Remove obstructions or contamination from the laser beam path.
3. BTR ASSEMBLY
Inspect the BTR Assembly for contamination.
Is the BTR free of contamination?
Yes No
Go to Step 4. Replace the BTR Assembly.
4. TONER CARTRIDGE
Install a new Toner Cartridge.
Are there vertical band deletions still on the page?
Yes No
Return to Initial Analysis. Problem Solved.