11. Troubleshooting

Please read this section carefully. It can help you solve common trouble in the printing process. If the problems appeared cannot be solved, please contact Pantum Aftersales Service Center.

Prior to handling common trouble, first check that:

• The power cord is connected correctly and the printer is powered on.

• All of the protective parts are removed.

• The laser toner cartridge is correctly installed.

• The output bin is fully closed.

• The paper is correctly loaded into the tray.

• The interface cable is correctly connected between the printer and the computer.

• The correct printer driver is selected and installed properly.

• The computer port is properly configured and is connected to the proper printer port.

11.1. Clearing Jammed Paper

| Note: | • Remove the jammed paper in accordance with the following steps, close the upper cover and tidy the paper in the tray, then the printer will automatically resume printing. If the printer cannot automatically start printing, please press the button on the control panel. • If the printer still does not start printing, please check whether all the jammed paper inside the printer are cleared. • If you cannot remove the jammed paper yourself, please contact your local Pantum authorized repair center or send the printer to the nearest Pantum authorized service center for repair.

11.1.1. Paper Jam in the Feed Port

If the output tray is open, please close it at first.

Gently pull the jammed paper straight out.

If the paper does not move while being pulled, or there is no paper in this area, please check the inside of the printer.

11.1.2. Paper Jam inside the Printer

1. Open the upper cover.

2. Open the upper fuser guide to decrease the pressure of compression spring.

3. Pull the jammed paper out of the fuser unit.

If no jammed paper is found, please go to the next step.

4. Remove the laser toner cartridge along the guides

5. Slowly pull the jammed paper out along the paper output orientation.

6. After removing the jammed paper, insert the laser toner cartridge into the printer along the guides until you hear a click assuring you that the cartridge is fully inserted.

7. Neatly put the paper in the tray. Until the indicator light resumes print-ready status, proceed to the next print.

11.2. Common Troubleshooting

11.2.1. Common Trouble

Trouble | Cause | Solution
Printer Problems
The printer does not work | The cable between the computer and the printer is not connected properly. Error in specifying the print port. The printer is offline, and Use Printer Offline is checked. The printer does not recover from an internal error, such as a paper jam, paper empty, etc. | Disconnect and then reconnect the printer cable. Check the printer settings to ensure that the print job is sent to the correct port. If the computer has more than one port, make sure that the printer is connected to the correct port. Make sure that the printer is in the normal online status.
Laser toner cartridge issue
The laser toner cartridge chip cannot be detected. | The laser toner cartridge chip is dirty. The laser toner cartridge chip contacts the spring or the copper pillar and gets dirty. | Please clean the laser toner cartridge chip surface. Please clean the contact spring or the copper pillar.
Problems in Handling Paper
Paper feed failure | The print media is loaded incorrectly. The print media is beyond the usage specification range. The feed roller is dirty. | Please install the print media correctly. Please use the print media within the specification range. Clean the feed roller.
Paper Jam | There is too much paper in the tray. The print media is beyond the usage specification range. There is foreign matter in the feed channel. The feed roller is dirty. Internal parts failure. | Remove excess paper from the tray. Remove excess paper from the tray. Clean the feed channel. Clean the feed roller.
Print with multipage fed in | Excessive static electricity on the print media. The print media is damp and sticks together. Internal parts failure. | Separate the print media to eliminate some static electricity. It is suggested that you use the recommended print media. Separate the print media or use better quality and dry print media..
The vapor comes out around the paper discharge area | The heat generated during the toner fusing causes the paper to vapor (This happens even more often when you use dampened paper under low ambient temperature) | Vapor is not an abnormality in this case, but still you can use newly unpacked paper to avoid generation of vapor. Also, keep your paper from the damp. Although vapor is not an abnormality, using unopened new paper can prevent vapors. In addition, please take care of paper to prevent damping. If scorched flavor appears, please directly turn off the power and unplug the power cord. Then, consult the Customer Service Center. If this status persists, it may cause fire or electric shock.

| Note: | • If the issue persists, please contact the Customer Service Center.

11.2.2. Image Defects

Trouble | Cause | Solution
The printout is whitish or light | • Toner is low. • The print media does not meet usage specification, such as the media is damp or too rough. • The resolution in the print program is set too low. • The laser toner cartridge is damaged. | • Please properly use the print media within the specification range. • Setup the print resolution in the program.
Toner spots | • The laser toner cartridge is dirty or leaks toner. • The laser toner cartridge is damaged. • The print media that does not meet usage specification, such as the media is damp or too rough. • The feed channel is dirty. | • Please use the print media within the specification range. • Clean the feed channel.
White spots | • The print media that does not meet usage specification, such as the media is damp or too rough. • The feed channel is dirty. • The internal part of the laser toner cartridge is damaged. • The reflective glass of the laser inside the printer is dirty. | • Please use the print media within the specification range. • Clean the feed channel. • Clean the reflective glass of the laser.
Toner comes off | • The print media that does not meet usage specification, such as the media is damp or too rough. • The inside of the printer is dirty. • The laser toner cartridge is damaged. • The internal part of the printer is damaged. | • Please use the print media within the specification range. • Clean the inside of the printer.
Black vertical stripes | • The laser toner cartridge is dirty. • The internal part of the laser toner cartridge is damaged. • The reflective glass of the laser inside the printer is dirty. • The feed channel is dirty. | • Clean the reflective glass of the laser at the back of the printer. • Clean the feed channel at the back of the printer.
| Black background (gray background) | • The print media that does not meet usage specification, such as the media is damp or too rough. • The laser toner cartridge is dirty. • The internal part of the laser toner cartridge is damaged. • The feed channel is dirty. • The transfer voltage inside the printer is abnormal. | • Please use the print media within the specification range. • Clean the feed channel inside the printer. | Cyclical traces appear | • The laser toner cartridge is dirty. • The internal part of the laser toner cartridge is damaged. • The fuser component is damaged. | • Clean the laser toner cartridge or replace it with a new one. • Please contact Pantum Customer Service to repair and replace the fuser component.
Skewed pages | • The print media is loaded incorrectly. • The feed channel of the printer is dirty. | • Please install the print media correctly. • Clean the feed channel inside the printer.
| Wrinkled paper | • The print media is loaded incorrectly. • The print media does not meet the usage specification. • The feed channel inside the printer is dirty. • The fuser component of the printer is damaged. | • Please install the print media correctly. • Please use the print media within the specification range for printing. • Clean the feed channel inside the printer.
The back of the printout is dirty | • The laser toner cartridge is dirty. • The transfer roller inside the printer is dirty. • The transfer voltage inside the printer is abnormal. | • Clean the laser toner cartridge or replace it with a new one. • Clean the internal transfer components of the printer.
Whole page dark | • The laser toner cartridge is installed incorrectly. • The internal part of the laser toner cartridge is damaged. • Abnormal charge inside the printer; the laser toner cartridge is not charged. | • Ensure to install the cartridge correctly.
| The toner does not adhere to the paper | • The print media that does not meet usage specification, such as the media is damp or too rough. • The inside of the printer is dirty. • The laser toner cartridge is damaged. • The internal part of the printer is damaged. | • Please use the print media within the specification range. • Clean the inside of the printer. | Horizontal stripes | • The laser toner cartridge is incorrectly installed. • The laser toner cartridge might be damaged. • The internal part of the printer is damaged. | • Ensure to install the cartridge correctly.

| Note： | • Failures above can be improved by cleaning or replacing toner cartridge. Please contact customer services center if the problem can still not be solved.