Citizen Systems CLP-621 Benutzerhandbuch

Troubleshooting

Indication
The printer is not
printing neatly.

The printing position
changes.

The ribbon is wrinkled

The ribbon slips
( r i b b o n d i r t i s
produced.)
The ribbon does not
wind.

Check
4) Is the thermal printhead

dirty?
Is a label stuck to the head.

5) I s t h e re c o m m e n d e d

ribbon or a ribbon of the
same type used?

6) Is the thermal printhead in

the correct position for the
media that is used?

7) Is the printer’s head

pressure balance correct
for the width of the media
that is used?

1) Are the media and the

ribbon correctly set?

2) Is the platen dirty?

Is it deformed?

3) Are the data contents and

the command signals from
the host appropriate?

4) Are the menu values set

appropriately?

5) Are the sensitivities of the

media sensors appropriate
for the media that is used?

1) Is the ribbon tension

suitable for the ribbon that
is used?

2) Is the ribbon used correctly

balanced to the right and
left?

3) Is the printing density too

high?

4) Are the media and ribbon

t h e r e c o m m e n d e d
products or equivalent
products?

1) Is the ribbon tension

suitable for the ribbon that
is used?

1) Is the ribbon set in the

correct course?

2) Is the ribbon winding

direction reversed?

Corrective action
4) If it is dirty, remove the dirt with the

attached head cleaner.
If a label is stuck to the head, remove
it.
Note: Do not use a metal object to
remove a label stuck to the inside of
the printer. (This may damage the
thermal printhead .) If adhesive label
material is stuck to the print head,
remove it with a soft cloth soaked in
ethyl alcohol.

5) Use the recommended ribbon or a

ribbon of the same type.

6) Adjust the offset of the thermal

printhead with the media thickness
adjustment dial.

7) Adjust the thermal printhead pressure

with the media width adjustment dial.

1) Correctly set the media and the ribbon.

2) If it is dirty, clean it with ethyl alcohol.

If it is deformed, replace it.
Note: Consult with the dealer that
supplied the printer concerning the
replacement.

3) If an error message is displayed, check

the content of the software and the
communication status set by the host
computer.

4) Set the correct menu values using the