Epson TM U200D Technical Reference - Page 91

Problem, Probable cause, Level, Checkpoint, Action

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TM-U200D/U200PD Technical Manual Table 4-2 Troubleshooting table for bad printing (Continued) Problem Probable cause Level Checkpoint Action The Ribbon Cassette is floating . Mount the Ribbon caseate A Verify that the Ribbon cassette is mounted correctly. in the correct position. (See the "Replacing the Ribbon Cassette" in Chapter 3) The print color is mixed. (Half of the character is black and the other half is red) The ribbon is placed incorrectly. The Frame, ribbon ass'y is deformed. A Verify that the ribbon is not placed between the Print head mask ass'y and Frame, paper feed ass'y. Place the ribbon between the Print head unit and Print head Mask ass'y. B Verify that the Frame, ribbon ass'y is not deformed. If it deformed, replace the Frame, ribbon ass'y. The ribbon is defective. A Verify that the color of the ribbon is not blurred, or the Ribbon is not rumpled or worm Replace the Ribbon cassette if the ribbon is worn or the print color is light. Color does not change. (Black to red or red to black) The Spring, ribbon release is unhooked or damaged. The Spring, ribbon frame is unhooked or damaged. Verify that the Spring, ribbon B release is not unhooked or damaged. Verify that the Spring, ribbon B frame is not unhooked or damaged. If the spring is unhooked, hook it back on. If it is damaged, replace it. If the spring is unhooked, hook it back on. If it damaged, replace it. Rev. B Troubleshooting 4-13

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Rev. B
Troubleshooting
4-13
TM-U200D/U200PD Technical Manual
The print color is
mixed. (Half of
the character is
black and the
other half is red)
The Ribbon Cassette
is floating .
A
Verify that the Ribbon cassette
is mounted correctly.
Mount the Ribbon caseate
in the correct position.
(See the “Replacing the
Ribbon Cassette” in
Chapter 3)
The ribbon is placed
incorrectly.
A
Verify that the ribbon is not
placed between the Print head
mask ass’y and Frame, paper
feed ass’y.
Place the ribbon between
the Print head unit and
Print head Mask ass’y.
The Frame, ribbon
ass’y is deformed.
B
Verify that the Frame, ribbon
ass’y is not deformed.
If it deformed, replace the
Frame, ribbon ass’y.
The ribbon is
defective.
A
Verify that the color of the
ribbon is not blurred, or the
Ribbon is not rumpled or worm
Replace the Ribbon
cassette if the ribbon is
worn or the print color is
light.
Color does not
change. (Black
to red or red to
black)
The Spring, ribbon
release is unhooked or
damaged.
B
Verify that the Spring, ribbon
release is not unhooked or
damaged.
If the spring is unhooked,
hook it back on.
If it is damaged, replace it.
The Spring, ribbon
frame is unhooked or
damaged.
B
Verify that the Spring, ribbon
frame is not unhooked or
damaged.
If the spring is unhooked,
hook it back on.
If it damaged, replace it.
Table 4-2 Troubleshooting table for bad printing (Continued)
Problem
Probable cause
Level
Checkpoint
Action