Printer problem following error There is a paper jam (or misfeed). Clear the jam and press the Resume button on the printer.

This state can be reached in the following circumstances:

• Paper tray is empty
• Door open
• Paper jam
• Misfeed from tray

Action

Verify that the print cartridge is present and that the print-cartridge door is closed correctly.
Verify that media is present in the input tray.
Clear any jams and perform paper-path functional checks.
To reset the printer after a jam, press the Go button.
You might need to clear the error manually, and press the Go button or close the top cover.

What this light sequence means that the printer has a paper jam.

When a paper jam occurs, the printer stops and the operator panel's Paper Jam light and Continue button lights come on. Press and release Continue twice quickly to display the specific secondary error paper jam light sequence.

How to clear Paper Jam

?· Press Continue button twice quickly to see the secondary error code.

To get the secondary error codes

?· When the Error light (!) and Continue button lights are both on, a secondary error has occurred.

?· When the Paper Jam light (4th light) and Continue button lights are both on, a paper jam secondary error has occurred.

?· Press and release Continue button twice quickly to display the secondary error code light sequence.

Press Continue button to resume printing once all the jammed pages are cleared from the paper path.

We recommend that you clear the entire paper path when a paper jam occurs.

To clear a paper jam:

1 If you are feeding paper from a tray, remove the tray, and then remove any jams.

2 Open the front cover and remove the print cartridge assembly.

NOTE: Do not leave the print cartridge assembly exposed to direct light for an Extended period of time. Extended light exposure can cause print quality problems.

3 Remove any jams in the area behind the print cartridge assembly.

4 Lift the flap at the front of the printer and remove any jams beneath the flap.

5 Open the rear exit and remove any jams.

6 After you have cleared the jams, reinstall the print cartridge assembly, make sure all printer covers and trays are closed, and then press Continue button to resume printing.

NOTE: The printer reprints the pages that caused the paper jam.

Service manual: ready and alarm blinking :
Paper Jam
Clear the paper jam and press the panel button if the printer
does not automatically resume printing.
Misfeed:
Re-install the paper and press the panel button.

Clear the jammed paper inside the printer. Press the panel button
if the printer does not automatically resume printing.

check the sensors:
1) Turn off the printer power switch, open the front cover, and remove the drum unit.
2) Turn on the printer while pressing the control panel button. The Drum LED comes ON.
3) Lightly press the panel button again.
Alarm LED is ON = Front registration sensor is turned ON.
4) Press and release the panel button again.
Drum LED is ON = Paper eject sensor is turned ON.

If sensors are On, paper is being detected, Off- no paper

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The blinking triangle indicates one of the following: Paper tray is empty, Door open, Paper jam, Misfeed from tray.

To fix it:
Verif that the print cartridge is present and that the print-cartridge door is closed correctly. Verify that media is present in the input tray. Clear any jams and perform paper-path functional checks. To reset the printer after a jam, press the Go button. You might need to clear the error manually, and press the Go button or close the top cover

If the paper feeder stuck, do the following:

1. Gently pull any jammed paper out from the output tray or sheet feeder.
2. If paper is stuck inside, open the printer cover and remove the jammed paper, including any torn pieces. Then close the printer cover.
3. If paper remains near the sheet feeder, press the paper feed roller lever inside the paper feeder to release the jammed paper, then carefully pull it out.
4. Load the paper correctly.
5. Press the stop button to resume printing.
   

If the printer continues to jam or misfeed paper, and you are certain that there are no foreign objects lodged down inside the paper feed area, your printer may require service. Please call Epson technical support for further assistance.

When the printer "Ready" and "Alarm" LEDs flash as shown, please check the following points:
1.Paper Jam: Clear the paper jam referring to "How do I clear paper jams?"
If the printer does not automatically resume printing, press the control panel button.
2.No Paper/ Misfeed:
-The paper cassette may be out of paper or not properly installed.
-If it is empty, load a new stack of paper into the paper cassette.
-If there is paper in the paper cassette, make sure it is straight.
-If the paper is curled, straighten it before printing. Sometimes it is helpful to remove the paper, turn the stack over and put it back in the paper cassette.
-Reduce the amount of paper in the paper cassette, and then try again.
-Make sure you use paper that meets Brother's recommended paper specifications.
-Reinstall the paper properly, and then press the control panel button. The printer will start printing again.

there might be some paper stuck in the rollers or which is blocking the sensor hence the msg. just give it a good check

This indicates a paper jam or the printer is out of paper. Do not clear a paper jam from the front of the printer.

The printer might be out of paper
1. Place paper in the In tray.
2. Press the Resume button on the front of the printer.

There might be a paper jam
1. Press the Resume button. If the paper jam does not clear, then go to the next step.
2. Push the two latch handles on the rear access door toward each other, and then remove the door.
3. Remove any paper that is inside the printer by pulling it out from the back of the printer. If you are printing labels, verify that a label did not become detached from the label sheet while passing through the printer.
4. Replace the rear access door.
5. Press the Resume button.

If the Two-Sided Printing Accessory is attached to the printer, follow these steps to clear a paper jam from the Two-Sided Printing Accessory.
1. Turn off the printer.
2. Press the buttons on the left and right sides of the duplexer, and then remove it from the printer.
3. Remove any paper inside the printer.
4. Open the duplexer.
5. Remove any paper from inside the duplexer.
6. Close the duplexer, and then re-attach the duplexer to the printer.

If the Auto Two-Sided Print Accessory with Small Paper Tray is attached to the printer, follow these steps to clear a paper jam
1. Turn off the printer.
2. Press the buttons on the left and right sides of the accessory, and then remove it from the printer.
3. Remove any paper that is inside the printer.
4. Lift the back lever on the accessory, and then unhook the Small Paper Tray
5. Tilt the Small Paper Tray forward and open the lower door of the accessory.
1. Tilt the Small Paper Tray
2. Open the lower door
6. Remove any paper that is inside the accessory.
7. Close the accessory, and then secure the back lever to close the accessory.
8. Re-attach the accessory to the printer.

Check
http://h10025.www1.hp.com/ewfrf/wc/document?docname=c00265823&cc=nz&lc=en&dlc=en&product=422000&dlc=en&lang=en

"

HP PSC 1600 and 2350 Series - Paper Jam or Paper Feed Problems"

When the all-in-one detects a paper jam, the following message appears: Paper jam: Press OK to continue . The computer might display the following message: There is a paper jam (or misfeed). Clear the jam and press the Enter, Resume or OK button on the HP PSC. This document will assist in correcting paper-feed problems such as paper jamming, print slanting, and multiple pages feeding into the all-in-one. Clearing paper jams

The number of orange flashes between green flashes indicates the type of error, as outlined below. Check the cause and take the appropriate action. Two flashes: Out of paper, paper jam or paper feed error Replace the paper correctly and press the RESUME/CANCEL button. If paper has jammed in the printer, clear the jam and press the RESUME/CANCEL button. Three flashes: Paper jam If paper has jammed in the printer, clear the jam, replace the paper in the printer correctly and press the RESUME/CANCEL button. Four flashes: Empty ink tank One of the ink tanks is empty. Replace it. If all of the above won't help, unplug the printer from the power cable, wait a while, and plug in. If that didn't fix you, I guess it's time to get in touch with canon, or a repair lab you trust. Good luck