User Guide

Table 7-21 Light print (entire page)
Possible cause Recommended action
Begin by performing the half self-test functional check (see Half self-test
functional check). If the image on the print drum is light, proceed with
actions 1, 2, 3, 6, and 7. If the drum image is normal, proceed with
actions 5, 6, and 8.
The toner supply is low.
Shake the print cartridge gently to
redistribute the toner, or replace the
cartridge.
EconoMode is on. EconoMode saves
toner by reducing the dot density. The
effect might appear to be a print-quality
problem.)
Turn EconoMode off.
The print density is set incorrectly Change the toner density (see Print-
quality submenu) to a darker setting
and try to print the job again.
The media does not meet
specifications. The moisture content,
conductivity, or surface finish might not
work correctly with the
electrophotographic process.
Try a different media type.
The transfer roller is defective or not
installed correctly. If the transfer roller
loses conductivity, it cannot pull toner
from the drum effectively.
Verify that the transfer roller is installed
correctly. If the transfer roller is
damaged, replace it. See
Transfer roller .
The high-voltage connector springs are
dirty or damaged.
The high-voltage connector springs
protrude into the print cartridge cavity.
Clean the springs if they are dirty.
Replace the springs if they are
damaged or missing.
The laser/scanner shutter door is not
opening correctly.
1 Remove and reseat the print
cartridge.
2 Verify that the laser/scanner
shutter door can open correctly. If
necessary, replace the laser/
scanner assembly. See
Laser/
scanner assembly.
The power supply is defective. (The
power supply contains the high-voltage
circuit.)
Replace the power-supply assembly.
See
Power supply.
384 7 Troubleshooting