print is problem The
Symptom | Possible cause | Corrective measure |
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Poor print quality cannot be improved | The cap or wiper is stained. | Check for stains on the cap and wiper. If |
even when the cleaning is performed. |
| they are stained, clean them. |
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There is banding on new media | The printer requires calibration for the | Adjust the printer settings for the new |
| new media. | media (Refer to Calibrate the printer) |
quality
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
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| b) Repeat normal printhead recovery |
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| until no improvement is seen and |
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| banding is still present. Call HP support. |
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Poor image quality, wrong colors or | Use of | Replace with genuine HP ink. |
image faded. | Use of ink three months or more beyond | Replace with genuine HP ink before the |
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| the “Install by” date. | “Install by” date has expired. |
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Color density irregularities at the edges | The temperature at each end of the | Raise the temperature (see Heater |
of the media. | platen is slightly lower than the | temperature settings). |
| temperature at the central area. | Use the offset media loading option |
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| (see Offset media loading using the main |
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| scroller). |
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246 | Chapter 9 The problem is print quality | ENWW |