Service manual

Troubleshooting
EPf.-56OO/ActionLaser 1600 Service Manual
Table 5-38. Print Quality Anomaly (Continued)
Symptom
Possible Cause
Part Name
Check ftem
Remedy
\reas of missing
Check the surface
RePla~e the i~ge
Image transfer of the i~ge
wint
Poor image
roller
transfer roller.
transfer roller.
n _
transfer
PWB-F board —
Replace the
PWB-F
‘4BCDE
board.
ABC’ :
Shake the imaging
—
AP5LE
cartridge.
Poor
Imaging
AbCDE
development
cartridge
Replace the imaging
—
cartridge.
Poor
PWB-F board —
Replace the
PWB-F
development
board.
Paper problem
Paper
Check to see if
paper is moist.
Replace the paper.
roner smudges on
Image transfer
Check the sutface
lack side of pages
of image transfer
Clean the image
roller
roller.
transfer roller.
D
Fusing roller —
Clean the fusing roller.
A 4j
&b-c-DE
Smears on paper
path
ABCDE
Other paper
Check the paper
paths
Clean the paper path.
ABCDE
path.
+int offset
n
ABCDE
Check if there is
any dust or
ABC D E
Improper fusing
Fusing
roller
damage on the
fusing roller.
Clean or replace
ABCDE
fusing roller
ABCDE
surface.
Dirty drum
Imaging
Replace the imaging
cartridge
cartridge.
Black specks or dot
s
D
,.
Shake the imaging
ABCDE,
Imaging
Poor
cartridge
cartridge. Replace the
. ABCDE
development
imaging cartridge.
.AB C-DE
MCDE
PWB-F board
Replace the
PWB-F
board
Defective PC
Imaging
Replace the imaging
drum
cartridge
cartridge.
5-14
Rev. A