
Page 3-2 Z4M/Z6M Maintenance Manual 77259L Rev. 4 12/16/03
6HFWLRQ 7URXEOHVKRRWLQJ
7URXEOHVKRRWLQJ&KDUWV
Symptom Diagnosis Action
No LEDs light.
No AC power applied to the
printer.
Ensure the AC power cable is
connected to a working
voltage source.
Faulty AC power fuse. Replace fuse.
No voltage available from the
internal power supply.
Replace the power supply PC
board(s).
Printer locks up when running
the Power On Self Test with
some or all LEDs ON.
Printer not configured properly.
Refer to the Pause and Cancel
Key Self Test on page 2-27.
Reload factory defaults then
reconfigure the printer for the
application.
Printer stops, PAUSE LED
flashes.
Printer in peel mode and no peel
option installed.
Change printer operating mode
to fit application.
Printer stops, PAUSE LED ON
and ERROR LED flashing slow.
Printhead element is overheated.
Printer resumes printing when
the printhead element cools.
Dots missing in printed area of
label.
Printhead element bad. Print
quality problems.
Clean or replace the printhead.
See Printhead and Platen
Roller on page 4-6.
Loss of printing registration on
labels.
Possible media sensor problem.
Adjust media sensor position.
If problem persists, replace
media sensor. See Replace
Reflective Media Sensor on
page 4-46.
Printer set for continuous media,
but non-continuous media
loaded.
Set printer for correct media.
Improperly adjusted media
guides.
Reposition media guides.
Incorrect printhead pressure. Increase printhead pressure.
Excessive vertical drift in top-of-
form registration.
Incorrect media loaded or media
sensor adjustments.
Reload media and check media
sensor position.
Light vertical lines running
through all labels.
Dirty printhead.
Clean printhead. See Printhead
and Platen Roller on page 4-6.
Defective printhead elements.
Replace the printhead. See
Replace Printhead on page 4-
18.
Light printing or no printing on
the left or right side of the label.
Too little printhead pressure on
the side that is too light.
Adjust printhead pressure. See
Adjust Printhead Mechanism
on page 4-25.
Short printed lines at 45º to label
edge on left or right side of label.
Too much printhead pressure.
Adjust printhead pressure. See
Adjust Printhead Mechanism
on page 4-25.
Fine gray lines on blank labels at
angles.
Wrinkled ribbon.
See wrinkled ribbon in this
table.
Long tracks of missing print on
several labels.
Wrinkled ribbon.
See wrinkled ribbon in this
table.
Print element damaged. Clean or change printhead.
Comentarios a estos manuales