Panasonic Kx P8410 Operating Instructions Manual
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121 Care and Maintenance Caution: BIf the fuser knob will not turn, do not force it, or you may damage the fuser. Instead, follow these steps: a) Unlock the fuser by turning the small green thumbscrew counterclockwise. b) Pull the fuser out. The media will probably tear. c) Remove the oil supply roll. d) Turn the fuser’s large green knob to release the jammed media. e) Remove the jammed media from the fuser and the printer. Safety Caution: BThe fuser is hot; to avoid personal injury, turn off the printer and wait 10 minutes for the fuser to cool before touching it. Close the front door. (Printing face up) #Open the front door and the right side door. $Turn the fuser’s large green knob counterclockwise to release the jammed media. %Remove the jammed media from the right side of the printer. &Close the front door and the right side door. # $% 1B
122 Care and Maintenance nJam at E Remove the jammed media from the output tray. ¾OR ¾ Pull open the access door (above the plastic output tray) and remove the media. Open and close the front door to clear the error message from the LCD.1 2
123 Care and Maintenance nJam at MPT (Multi-purpose tray) Remove the jammed media from the multi-purpose tray. Open and close the front door to clear the error message from the LCD.1 2
124 READY indicator is blinking. The toner is almost depleted.Read the printer panel message to determine the printer status. Corrective ActionTrouble ERROR indicator is blinking.Wait for the job to be completed or cancel the job. The printer is receiving, processing or printing job.Possible Cause Exit the Menu mode by pressing the MENU/EXIT button. Correct the condition displayed on the printer panel (e.g., close the door or clear the media jam). Turn the printer off and back on again. If the indicator is still on, the printer requires service. You have entered the Menu mode in the printer panel. The printer is not ready, is disabled, or has detected an error. The printer has stopped because it detected a user-correctable error such as an open door or a media jam. Error occurred that is not user-correctable. READY indicator is off. ERROR indicator is on. Replace the color toner cartridge. On the Maintenance Page, a single color is not uniform or many vertical streaks (both light and dark) of slightly different density and non-uniform color. Care and Maintenance Troubleshooting Store media in the original, dust-free package in the same environmental conditions as the printer. Paper doesn’t match the environmental conditions, or it has too much moisture.Try fresh paper, or another type of paper. On the Maintenance Page, half tone area has areas of weak color.
125 Check the density setting by printing the Color Calibration Page in the Color Calibration menu from the printer panel. Compare the settings with the color density samples on the Color Calibration Card and, if necessary, adjust the density from the printer panel. Refer to Setting the Color Density on page 56. Small white spots appear on OHP transparency. Care and Maintenance The toner cartridge is almost depleted and is not properly applying toner.Replace the color toner cartridge. Trouble The toner is almost depleted.Corrective Action On the Maintenance Page, a single color has a sharp, dark or light vertical streak.Possible Cause Replace the color toner cartridge soon (depending on the complexity of your prints, you can continue to print up to 100 more pages). The color density is set incorrectly in the printer panel. A single color appears faded. Remove dust or stain from OHP transparency. OHP transparency has dust on its surface.
126 Run 20-30 prints. The impression will disappear with continued time and use. On the Maintenance Page, a single color shows a light, repeating horizontal line.The roller in the toner cartridge has a slight impression after a long period of storage. Care and Maintenance The photosensitive belt inside the imaging unit is scratched.Replace the imaging unit. The imaging unit has reached the end of its useful life. Corrective Action On the Maintenance Page, straight, thin light vertical line in colors.Trouble Prints are missing fine- line detail.Replace the imaging unit.Possible Cause The imaging unit has reached the end of its useful life. Dark color spots and dark or light streaks appear in all colors.Replace the imaging unit. Replace the imaging unit. The imaging unit’s internal waste toner box is full. On the Maintenance Page, each color “bleeds” into the color band.
127 Care and Maintenance Fingerprint(s) on the underside belt or photosensitive belt (inside) of the imaging unit.Print several pages until the spots fade. Trouble Replace the imaging unit. The imaging unit is damaged. On the Maintenance Page, a single white spot appears in approximately the same vertical place on the page.Corrective ActionPossible Cause On the Maintenance Page, large light spot(s) appear randomly. The imaging unit is scratched.Replace the imaging unit; make sure that the old imaging unit is not exposed to light for more than 45 seconds. If a new imaging unit does not correct the problem: BPut the old imaging unit back into the printer. BRepack the new imaging unit. On the Maintenance Page, one or more dark vertical lines appear on the print in all colors. The fuser is damaged. Replace the fuser.
128 Care and Maintenance Replace the fuser (depending on your quality needs, you can continue to print until the dark vertical lines appear). Corrective Action Print 5-10 pages of blank pages to clean the roller. If you still see the problem: BReplace the oil supply roll. If you still see the problem: BReplace the fuser. Replace the oil supply roll. The fuser is near the end of its useful life. The oil supply roll has reached the end of its useful life. The surface of the printed image appears to have vertical scratches (visible by holding the print at an angle and observing the “shine” of the image). At first, the scratches appear only on the printed image; eventually, dark vertical scratches appear on the unprinted portion of the page. Media frequently wraps around the fuser. A piece of the printed image is missing and reappears out of place, approximately 129 mm (5²) down the page.The fuser’s internal roller is not being consistently oiled. or The fuser’s internal roller is contaminated with toner particles.TroublePossible Cause Replace the imaging unit. The main charge grid is dirty. Light vertical streaks appear in all colors.
129 Care and Maintenance TroubleCorrective ActionPossible Cause Reinsert the imaging unit to correct the contact for the main charge grid. The entire page prints in black, including the borders.Bad electrical contact for the main charge grid. The main charge grid is broken.Replace the imaging unit. The transfer unit is worn out.Replace the transfer unit. Toner spots appear on the back of the media. Dark and wavy vertical streaks appear in all colors.Replace the imaging unit. The main charge grid is dirty. The page prints in black in the image area only. (The borders are clear.)Either the image processor board or engine control board is not functioning properly.Turn the printer off and back on again. If the problem persists, call for service on your printer.
130 Care and Maintenance Service Error is displayed on the LCD.An error occurred that is not user-correctable.Turn the printer off and back on again. If the error persists, call for service. TroubleCorrective Action The problem could be with one of the following: BEngine control board. BDeveloper voltage. BLaser scanning unit mirror.Possible Cause Turn the printer off and back on again. If the problem persists, call for service on your printer. The page is completely blank.