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25XX-100, -110
Print quality problems
Symptom
No print, but the
carrier moves as if
printing.
Print density is light.
Uneven print density
across the print line
Specific dots
missing
Extra dots or lines
printing
Scattered ink
smearing, blurred
characters
Fuzzy print
Wavy vertical lines,
uneven left margin,
or character width is
reduced
2-12
Service Manual
Action
Adjust the Forms Thickness lever to a lower
number.
Be sure the printhead cables are not loose or
damaged.
Be sure the interface cable is connected properly.
Check the ribbon cartridge for binds or damage.
Go to
"Print speed service check" on
page
2-31.
Turn the ribbon advance knob on the print
cartridge from 1 to 2 to increase the darkness of
print.
If the ribbon has reached its end of life or is worn,
replace the ribbon cartridge.
Go to
"Carrier service check" on page
Turn the ribbon advance knob on the print
cartridge from 1 to 2 to increase the darkness of
print.
Be sure the printhead cables are connected
correctly to the printhead.
Clean the printhead.
Set the Forms Thickness lever to position 1, and
run the print test.
Go to
"Carrier service check" on page
Clean the printhead nose.
Clean the ribbon guide and shield.
If the ribbon has reached its end of life or is worn,
replace the ribbon cartridge.
Go to
"Carrier service check" on page
Clean and lubricate the carrier shaft.
If the carrier drive belt is worn or broken, replace
the carrier unit.
Go to
"Carrier service check" on page
2-18.
2-18.
2-18.
2-18.
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