Filter
Top Products
Symptom Possible cause Corrective measure
Poor print quality cannot be improved
even when the cleaning is performed.
The cap or wiper is stained. Check for stains on the cap and wiper. If
they are stained, clean them.
There is banding on new media The printer requires calibration for the
new media.
Adjust the printer settings for the new
media (Refer to
Calibrate the printer)
There is banding on media that has been
calibrated and did not give banding
before.
If one of the following is true, try the
corresponding solution and if banding
has not disappeared, then go to the next
possible cause and solution:
1. The file you are printing:
a) is new
b) is not new
2. The print mode:
a) has changed
b) has not changed
3. Normal printhead recovery:
a) did not improve banding
b) improved banding
4. Strong printhead recovery:
a) did not improve banding
b) improved banding
Try one of the following solutions:
1. a) Try using a file that did not give
banding. If banding does not disappear,
then see the next possible cause.
b) Check that you are using the same
print mode as before.
2. a) Try using the same print mode. If
banding does not improve, then try a new
roll of media. If you still see banding call
HP support.
b) Try normal printhead recovery. If
banding improves, repeat normal
printhead recovery until no improvement
is seen and banding is still present. Call
HP support.
3. a) Print the IQ print and check whether
there are any printhead nozzles not
working. If some printheads are not
working, try strong printhead recovery for
the affected printheads.
4. a) Call HP support
b) Repeat normal printhead recovery
until no improvement is seen and
banding is still present. Call HP support.
Poor image quality, wrong colors or
image faded.
Use of non-original HP ink.
Use of ink three months or more beyond
the “Install by” date.
Replace with genuine HP ink.
Replace with genuine HP ink before the
“Install by” date has expired.
Color density irregularities at the edges
of the media.
The temperature at each end of the
platen is slightly lower than the
temperature at the central area.
Raise the temperature (see
Heater
temperature settings).
Use the offset media loading option
(see
Offset media loading using the main
scroller).
246 Chapter 9 The problem is print quality ENWW
The problem is print quality