Canon Maxify Ib4020 User Guide
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7205Cause Printer error has occurred. Action Turn off the printer, and unplug the power cord of the printer from the power supply. Plug the printer back in and turn the printer back on. If the problem is not resolved, contact the service center.621
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7300Cause Printer error has occurred. Action Turn off the printer, and unplug the power cord of the printer from the power supply. Plug the printer back in and turn the printer back on. If the problem is not resolved, contact the service center.622
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B202CauseAn error requiring you to contact the service center has occurred. Action Turn off the printer, and unplug the power cord of the printer from the power supply. Contact the service center.623
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B203CauseAn error requiring you to contact the service center has occurred. Action Turn off the printer, and unplug the power cord of the printer from the power supply. Contact the service center.624
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B204CauseAn error requiring you to contact the service center has occurred. Action Turn off the printer, and unplug the power cord of the printer from the power supply. Contact the service center.625
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B502CausePrinter error has occurred. Action Turn off the printer, and unplug the power cord of the printer from the power supply. Plug the printer back in and turn the printer back on. If the problem is not resolved, contact the service center.626
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B503CausePrinter error has occurred. Action Turn off the printer, and unplug the power cord of the printer from the power supply. Plug the printer back in and turn the printer back on. If the problem is not resolved, contact the service center.627
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B504CausePrinter error has occurred. Action Turn off the printer, and unplug the power cord of the printer from the power supply. Plug the printer back in and turn the printer back on. If the problem is not resolved, contact the service center.628
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C000CausePrinter error has occurred. Action Cancel printing and turn off the printer. Then confirm the following.• Confirm that there are no materials (e.g. the protective material or jammed paper) that is preventing the print head holder from moving. If any, remove the materials. • Confirm that the ink tanks are installed properly. Push an ink tank until it clicks into place. After confirming the conditions above, turn on the printer again. If the problem is not resolved, contact the service center. Important • When you clear the jammed paper or protective material that is preventing the print head holder from moving, be careful not to touch the clear film (A) or the white belt (B). If the paper or your hands touch these parts and blot or scratch them, the printer can be damaged. 629