Light Print - Xerox Phaser 6121MFP Service Manual

Print-Quality Troubleshooting

Light Print

Initial Actions
5-10
The overall image density is too light.
Perform the initial actions listed on page 5-5.
Troubleshooting Reference Table
Applicable Parts
Scanner Unit, PL2.0.4
Imaging Unit, PL4.0.13
Transfer Roller, PL7.1.10
High Voltage Board, PL13.0.6
Laser Unit, PL4.0.2
Toner Cartridge (See consumables
parts list)
Troubleshooting Procedure Table
Step Actions and Questions
1 Print Test Pattern 3 (see
page 5-7).
Does the defect occur on
the printed output?
2 Increase the copy
darkness level using the
control panel adjustment,
and then make another
copy.
Does the defect still
occur?
3
Reseat all connectors and
cables between the
Scanner Unit and the
Image Processor Board,
and then make another
copy.
Does the defect still
occur?
Example Print
Chrysanthemum x morifolium Chrysanthemum x morifolium
Yes No
Go to step 4. The problem is
associated with the
scanner system.
Go to step 2.
Go to step 3. Complete.
Replace the Scanner Complete.
Unit (page 8-31).
Phaser 6121MFP Service Manual
Light or Undertone Print