Troubleshooting
En-= Service
5.3.2 Troubleshooting
Print Quality Problems
This section describes how to isolate print quality problems from their possible causes and remedy
them, as shown in Table 5-39.
Table 5-39. Print Quality Problems
Symptom
Possible Cause
Part Name
Check Item
Remedy
Low image
Paper
Check to see if the
paper is moist.
Replace the paper.
.
Imaging
—
Replace the imaging
Improper
cartridge
PRINTER
charging
board
—
the
board.
PRINTER
Window of
Check the
unit is
the optical
Poor image
transfer
—
Replace the
roller
Blank print
Window of optical
unit is dirty.
Optical unit
—
the window.
-
Imaging
Replace the imaging
Poor
Cartridge
—
cartridge.
development
board
—
Replace the
board.
Poor image
board
—
Replace the
board.
transfer
—
Replace the
roller
Black print
board
—
Replace the
board.
Improper
charging
Imaging
Replace the imaging
cartridge
—
cartridge.
band
Window of optical
unit is dirty.
Optical unit
—
Clean the window.
Poor image
“ER
transfer
roller
—
Replace the
roller.
OPC
Imaging
Replace the imaging
cartridge
—
S-14
Rev.