HP 510 Inkjet Large Format CH336A#B1K manual Troubleshooting Repetitive Printhead Error Messages

Ink Supplies Troubleshooting

	Expiration message.
	In order to determine the correct date, the Printer reads the
NOTE
	information sent with a print file which includes the current
	date. The printer will then compare this date to the expiration
	date on the Ink Cartridge.

1Replace the Ink Cartridge that has reached the expiration date.

2Check the expiration date of the Ink Cartridge, see page Page 3-9,Obtaining Ink Cartridge Information. If, for example, todays date is 02-Nov-00 and the expiration date of the Ink Cartridge is 07-Jun-01, then the customers computer should be checked to see if the correct date is configured.

Troubleshooting Repetitive Printhead Error Messages

When you see the message shown below, the normal procedure is to replace the Printhead that has failed.

But in certain circumstances, even after replacing the Printhead the above message continues to appear. This could mean that one of the components of the Printer is failing and requires cleaning or replacing. Follow these instructions to troubleshoot the message:

Printhead Error message.

1Replace the Printhead that has failed.

2If the message continues to appear, clean the electrical contacts inside the Carriage Assembly (power OFF the Printer first) and the electrical contacts of the Printhead (make sure you use water based solutions only).

3If the message continues to appear after cleaning the Carriage Assembly and the Printhead, replace the Printhead again.

4If the message still continues to appear, replace the Carriage Assembly ⇒ Page 8-78.

3-22 HP DesignJets 500, 510 and 800 Series Printers Service Manual