2WA/2NJ/2RK
7-57
(4-13) Fusing failure
(4-14) Paper skew at the trailing edge
Step Check description Assumed cause Measures Reference
1 Checking the paper Unspecified papers are
used.
Replace with the proper
paper.
2 Checking the paper The media type is not
properly set.
Set the proper media type via
the System Menu.
3 Executing U161 The lower fuser tempera-
ture is set.
Change the fuser tempera-
ture to the default value.
Executing
U161
4 Checking the fuser unit The nipped pressure
(width) to the solid image is
low and fuser pressure set-
ting (spring) is too weak.
Replace the fuser unit. Detaching
and Reat-
taching the
fuser unit
Step Check description Assumed cause Measures Reference
1 Cleaning the transfer belt
unit
The parts neighboring to
the transfer belt are dirty
with paper dust, etc.
Clean the transfer belt, dis-
charging sheet and paper
path.
2 Removing foreign material Paper is caught by foreign
material such as a piece of
paper.
Replace the toner sucking
fan motor if it does not oper-
ate properly when executing
U037 [Toner].
3 Relocating the paper width
guides / paper size guides
/ MP paper width guides
The paper width guides,
paper size guide A/B or
MP paper width guides are
not aligned to the paper
size, and the paper is
skewed.
Relocate the paper width
guides, paper size guide A/B
or the MP paper width guides
to fit them with the paper
size.
4 Checking the conveying
section
The left and right registra-
tion rollers or the middle
pulleys are not properly
attached, or they are dirty.
Check if the left and right reg-
istration rollers and the mid-
dle pulleys are properly
attached. If necessary, reat-
tach them. Also, if they are
dirty with toner or paper dust,
clean them.
5 Opening and reclosing the
right cover
The right cover is not firmly
closed.
Open the right cover (convey-
ing unit) once, and close it
firmly.
6 Reinstalling the fuser unit The fuser unit is not prop-
erly installed.
Insert the fuser unit straight
into the main unit, and lock
both sides of the fuser unit
firmly.
Detaching
and Reat-
taching the
fuser unit