![]() ![]() If your product issue was not resolved after following the steps above, or if you require additional help, please create or log in to your Canon Account to see your technical support options. Push the drill into the circle until it pokes through the plastic. Take the cartridge in one hand and the thumb drill in the other. This indicates where you should make a hole to refill it. 8 On the ink cartridge, there should be a little circle on top. If the problem is not resolved after you clean the print head twice, then clean the print head deeply. Puncture the circle on top of the cartridge with the thumb drill. To check the condition of the print head, print the nozzle check pattern. The cleaning will be complete when the ON lamp lights after flashing.ĭo not perform any other operations until the printer completes the cleaning of the print head. ![]() The printer starts cleaning the print head. Hold down the Stop button until the Alarm lamp on the printer LED panel flashes twice, then release it immediately. To unclog the nozzles and restore the print head condition on your printer, follow these steps: Today, I describe the unclogging process. Such tips range from helpful to detrimental for the printer. There are many tips on the internet about unclogging the print head. There are kits that will force the alcohol through. When I print a test page, it does the same thing. Seriously clogged nozzles can be cleared with some isopropyl alcohol and another run through the clean cycle. If you are experiencing a decrease in print quality, missing lines or blank pages while trying to print, this may be the issue. My MP490 goes through the process of printing, but theres never anything on the page. Open the top of the printer and slide the print head to the center. 7 Unplug the cable from the back of the printer so you can replace it easily later on. ![]() Remove the sheet of paper from the printer so you can clean the nozzles. The heads are replaceable and can be obtained from Canon but they will cost about 65 a piece. While the sheet is being printed, unplug the printer so the print head remains free. The problem you are having is definitely the print heads and seeing as you have already done the cleaning, calbrating, new cartridges and nozzle cleaning that only leaves bad heads. ![]() Cleaning the print head consumes ink, so do this only when necessary. Some common problems in printers are indicative of print head clogging. Ok I guess the software for your printer model does not have it. ![]()
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