The lights on the front panel of the printer indicate the product status. These lights can be off, on, or flashing, that depends on the product status. The given information describes the most common combinations of flashing lights, what they denote, and how to resolve the issue. For technical assistance, take help from HP Printer Service. Experts will help you in any of your problems and give you the best solution.

Light status

1. All the lights are off

Issue

• The Attention and Power lights are off.

Solution

• Hit the Power switch on the rear of the product to turn on your product.
• If your product does not turn on, detach the power cord from the rear of the product, and then release the power cord from the electrical outlet.
• Connect the power cord back again to the back of the product, and then plug the power cord into the electrical outlet.
• Dab the Power switch on the back of your product to turn on the product.

1. The Attention light is off and Ready light is on

Issue

• Attention light is off and Ready light is on.

Solution

• The product is ready to print. You do not have to do anything.

1. The Ready light blinks and the Attention light blinks

Issue

• The Ready light and the Attention light blink at the same time.

Solution

• The product is preparing. You do not have to do anything.

1. Ready light blinks

Issue

• The Ready light blinks.

Solution

• The product is receiving or loading the data. Wait for the print job to be done.

1. Lights blink in a cycle

Issue

• The front panel lights blink in order from the top to bottom. The cycle remains in this pattern.

Solution

• The product is in cleaning mode. Wait for a while till the cleaning or self-test page prints and the product go back to the Ready state. This process may take up to two minutes.

1. Attention light blinks
3. The product is out of memory.

Solution

The document that you need to print might be too intricate for the product memory capacity. Perform these steps to lessen the resolution of the document.

• Take out the paper from the product.
• Windows XP: Click on the “Start” option, go to Printers and Faxes, double-click the icon for your product, choose your print job, and then hit Cancel.
• Windows Vista: On the task bar, hit the Windows icon, click on Printers, double-click the icon for your product, choose your print job and then hit Cancel.
• In the program which you want to print, hit File, and then click on the “Print” option.
• On the Print dialog box, hit Properties. The product Properties dialog box will appear.
• Hit the Paper/Quality tab.
• In the Print Quality drop-down menu, choose a lower resolution level.
• Hit OK to apply the settings.
• Try to print the document again.

1. The print cartridge door is open.

Solution

Examine the print cartridge door. Open the door and then close it. Dab it down to close it all the way.

1. The product is out of paper.

Solution

Perform these steps to load paper in the product.

• Ensure that the stack of paper contains not more than 150 sheets of paper.
• Hit the stack of paper on a table or other flat surface to arrange the edges.
• Keep the paper into the main tray with the short edge toward the product and the print side should be up.
• Put the paper width and paper length guides toward the pile of paper till they rest against the edges of the stack.

1. Print cartridge is installed incorrectly.

Solution

Perform these steps to reinstall the print cartridge.

• Raise the print cartridge door, and then take out the print cartridge from the product.
• Change the print cartridge in the product. Ensure that it snaps into the place.
• Shut the printer cartridge door.

1. There is a paper jammed in the product

Solution

Perform these steps to clear the paper jam.

• Take out all the loose paper from the main tray, the priority feed slot, and from the output bin.
• Raise the print cartridge door, and then take out the print cartridge from the product.
• With both your hands, hold the paper where it is most visible that includes the middle and then properly pull the paper out of the product.
• Examine the inside of the product for any torn pieces of paper or labels, and then take out them.
• If any jammed paper residue is there in the input tray or the output tray, hold it with both your hands and slightly remove it.
• Insert the print cartridge again, and then shut the print cartridge door.

1. All the lights are on

Issue

The product encounters a fatal error.

Solution

• Release the power cable from the electrical outlet.
• Wait for a while like for 30 minutes, and then attach the power cable into the electrical outlet.
• If you have done all the steps described above and are still undergoing a problem, then service your product.

So, these are the basic information about the light indicators of HP LaserJet 1018 and 1020 Printer Series. If you want to know more about it, then contact HP Printer Tech Support Number. Experts will help you out in all your doubts.