User`s guide

Users Guide Viper Extreme
CHAPTER 7: Troubleshooting
142 AP-75330  Rev. 1.0  14/01/09
Not connected via a Centronics interface to a computer
N° Possible cause Solutions References
1
You did not connect the Centronics
interface cable correctly.
Connect the Centronics
interface cable correctly.
Refer to Connecting the
Centronics interface
2
When the computer transfers the
printing data, the DATA lamp on
the operation panel is not lit.
If the DATA lamp is not lit,
contact the computer
maker.
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3
The Centronics setting on the
printer does not match the setting
on the computer.
Make the Centronics
setting on the printer so
that it matches the setting
on the computer.
Refer to System requirements
4
The type of command that is
currently set, does not match the
command of a computer or a
driver.
Match the command
setting of the printer to the
environment of a
computer or a driver.
Refer to Menu setup
The printed lines are blurred
N° Possible cause Solutions References
1
You used too thick or too thin
media.
Set the correct media
thickness.
Refer to Media type
2 You used bond media. - Refer to Media type
3
The printed surface is not the
printable side.
Pay attention to the
printable side to load
media correctly.
Refer to Media handling
4 Did you try head cleaning?
Perform head cleaning.
Perform powerful
cleaning.
Clean the surface of
the print head.
Refer to Head cleaning
Refer to Cleaning the cleaning
wiper
Lines are missing
N° Possible cause Solutions References
1
The validity date of the ink cassette
has been expired.
Use a new ink cassette. Refer to Replacing ink cassettes
3
Did you try minor adjustments for
image quality?
Try minor adjustments for
image quality.
Refer to Alignment
Top Feed problem
N° Possible cause Solutions References
1
Media jam occurred due to a need
for Top feed.
Insert a minimum Top
Feed
Refer to Top Feed menu
Ink drops and white lines when using a bulk ink feeding system
N° Possible cause Solutions References
1
Ink drops appear on media.
Ink level is higher than needle
level
Print at a correct and
stable ink level = needle
level at all times or use
Mutoh original ink
cassettes.
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2
Ink falls out resulting into white
lines.
Ink level is lower than needle
level
Print at a correct and
stable ink level = needle
level at all times or use
Mutoh original ink
cassettes.
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