PRINTER LIGHTS BLINKING RED THEN GREEN

Do a factory reset on the printer.

Check you printer driver settings if you are printing using it.

The lights continually flashing indicate a paper jam or the printer being out of ink. Check/clear any paper jam and verify the ink cartidge is set correctly.

samsung ml1640 laser red and green light blinking continuously and printing not happening

Canon IP3000 INK counter reset
Can gave it a go may work

1. Turn off printer
2. Hold down Resume button and press Power button.
3. Keep holding down Power button and let Resume button go.
4. Press Resume button 2 times then let BOTH buttons go.
5. Green lights will flash and then stop blinking.
6. When green lights are solid, press the Resume button 4 times.
7. Press the Power button and the printer should turn off, if not,
press the Power button once more.
8. Your printer should respond as normal..

Take the scrap paper with the pads on to your sink, turn on the hot tap and hold .... And the printer is not Ready and the two red lights are blinking Please Give ... C46an isn't off but both green and red lights are flashing (new ink was put in .... Nothing seems to happen, except for the printer going through its ...
www.hm2k.com/.../parts-inside-your-printer-are-at-the-end-of-their-service-life

please your problem is printer in rem and sarket in ice is fail. and you go to the near autho. dealer and changing the serket board
and checked the rem. and printer's services is fine.

I had this problem. The cancel button was stucked. Open the toner tray and slighly push the button side top-cover up. It released the cancel button for me (actually I was trying to open the top, but it worked). The cancel button was released and the blinking red-green stopped. Printer now working.

Misfeed:
Put the paper back in properly, and then press the control panel button. The printer will start printing again.

this is according to the website

Check for paperjam.