Chapter 5
Turn off the device after removing the printhead
Remove the printhead. Place the printhead on a sheet of paper or paper towel. Make sure the nozzle is facing up and not in contact with the paper. Turn off the device, wait about 20 seconds, and turn it on again without the printhead installed. After it has restarted, reinsert the printhead.
Meaningless characters print
If an interruption occurs to a job that is printing, the device might not recognize the rest of the job.
Cancel the print job and wait for the device to return to the ready state. If the device does not return to the ready state, cancel all jobs and wait again. When the device is ready, resend the job. If prompted by the computer to retry the job, click Cancel.
Check the cable connections
If the device and computer are connected with a USB cable, the problem may be due to a poor cable connection.
Make sure the cable connections at both ends are secure. If the problem persists, turn off the device, disconnect the cable from the device, turn on the device without connecting the cable, and delete any remaining jobs from the print spooler. When the Power light is on and not flashing, reconnect the cable.
Check the document file
The document file may be damaged. If you can print other documents from the same application, try printing a backup copy of your document, if available.
Ink is smearing
Check the print settings
•When you print documents that use much ink, allow more time to dry before handling the printouts. This is especially true for transparencies. In the printer driver, select the Best print quality, and also increase the ink drying time and reduce the ink saturation using the ink volume under the advanced features (Windows) or ink features (Mac OS). However, note that decreasing ink saturation might give printouts a
•Color documents that have rich, blended colors can wrinkle or smear when printed using the Best print quality. Try using another print mode, such as Normal, to reduce ink, or use HP Premium Paper designed for printing vivid color documents. For more information, see Change print settings.
Check the media type
Some types of media do not accept ink well. For these types of media, ink will dry more slowly and smearing may occur. For more information, see Select print media.
60 Maintain and troubleshoot