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Troubleshooting > 64
Too high or too low TOF
(where printing starts).
The TOF is not correctly
selected.
Initialise the printer.
Select correct TOF for cut
sheet and continuous forms.
Select the first-line print
position and adjust the paper
top position.
Reselect the margin correctly
in the application.
Too large or small left and/or
right margins.
The left or right margin is not
correctly selected.
Incorrect positions of the
Paper Guide or Pin Tractors.
Select and adjust the position
again depending on the paper
type.
Reselect the left and right
margins correctly in the
application.
When continuous forms are
used, the content of a single
form is printed on two forms.
The paper length selected in
the application does not
match the physical paper
length.
Match the paper length
selected in the application
with the physical paper
length in use.
When cut sheets are used,
the content of a single sheet
is printed on two sheets.
The paper setting selected in
the application does not
match the physical paper
size.
Match the paper setting
selected in the application
with the physical paper in
use.
It does not match the lines
per page as the printer
automatically detected.
Leave enough top and bottom
margin in the application.
Correct the cut sheet LF
adjustment.
The content of a single line is
printed in two lines.
The left and/or right margins
are not correctly selected.
Reselect the left and right
margins correctly in the
application.
When continuous forms are
used, several blank lines
appear in the printout.
Tear-off perforation spacing is
selected.
Cancel tear-off perforation
spacing.
Broken and uneven vertical
lines.
This may happen in
bidirectional printing.
Use Print Registration in the
adjustment mode to adjust.
Too large or small line
spacing.
Line spacing is not selected
correctly.
Reselect line spacing
correctly in the application.
Split print
Blanks appear in graphic
printout.
This is a paper feed error,
which is especially notable in
printing regular characters.
This is not a failure.
Blanks or deformed
characters appear in double
height type or other extended
types.
This is a paper feed error due
to line feeding in printing a
single character.
This is not a failure.
Use the printer's built-in fonts
when you print important
documents or bills.
PROBLEM CAUSE ACTION
64


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  • please give me the P/N of the Printhead for the ML5791 Submitted on 8-6-2021 at 12:13

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