Konica Minolta bizhub 420 User Manual
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![Page 546
12Troubleshooting
12-8 bizhub 500/420/360 (Phase 3)To clear a paper misfeed
0When removing misfeed paper, be careful that the paper does not tear
and remain in the machine.
0When the right side door and conveyance cover are opened, it is possible
to touch the drum. Do not touch or scratch the surface of the drum.
Do not leave opened the conveyance cover for a long time. The drum
may be damaged by a long period of exposure.
1The illustration screen is displayed.
Touch [Illustration] on the JAM Location...](http://img.usermanuals.tech/thumb/2790/37208/w64_Konica_Minolta_bizhub_420-545.png "Page 546
12Troubleshooting
12-8 bizhub 500/420/360 (Phase 3)To clear a paper misfeed
0When removing misfeed paper, be careful that the paper does not tear
and remain in the machine.
0When the right side door and conveyance cover are opened, it is possible
to touch the drum. Do not touch or scratch the surface of the drum.
Do not leave opened the conveyance cover for a long time. The drum
may be damaged by a long period of exposure.
1The illustration screen is displayed.
Touch [Illustration] on the JAM Location...")
![Page 551
Troubleshooting12
bizhub 500/420/360 (Phase 3) 12-13
Is a double-sided doc-
ument being copied?If a thin double-sided document
is being copied, the information
on the back side may be repro-
duced in the copy. Touch [Light-
er] on the Background Removal
Screen to select a lighter back-
ground density. (page 4-16)
The image is not
aligned properly on the
paper.Is the document incor-
rectly positioned?Correctly position the document
against the measuring guide.
(page 4-11)
Load the document into the...](http://img.usermanuals.tech/thumb/2790/37208/w64_Konica_Minolta_bizhub_420-550.png "Page 551
Troubleshooting12
bizhub 500/420/360 (Phase 3) 12-13
Is a double-sided doc-
ument being copied?If a thin double-sided document
is being copied, the information
on the back side may be repro-
duced in the copy. Touch [Light-
er] on the Background Removal
Screen to select a lighter back-
ground density. (page 4-16)
The image is not
aligned properly on the
paper.Is the document incor-
rectly positioned?Correctly position the document
against the measuring guide.
(page 4-11)
Load the document into the...")
Troubleshooting12 bizhub 500/420/360 (Phase 3) 12-13 Is a double-sided doc- ument being copied?If a thin double-sided document is being copied, the information on the back side may be repro- duced in the copy. Touch [Light- er] on the Background Removal Screen to select a lighter back- ground density. (page 4-16) The image is not aligned properly on the paper.Is the document incor- rectly positioned?Correctly position the document against the measuring guide. (page 4-11) Load the document into the ADF, and slide the adjustable document guides to fit the size of the document. (page 4-9) Is the document incor- rectly positioned in the ADF?If the document cannot be fed correctly through the ADF, make copies by positioning the docu- ment on the original glass. (page 10-15) Is the original glass dirty (while using the ADF)?Wipe the glass with a soft, dry cloth. (page 13-3) Are the adjustable doc- ument guides incor- rectly positioned against the edges of the document?Slide the document guides against the edges of the docu- ment. Was curled paper load- ed into the paper tray?Flatten the paper before loading it. The printed page is curled.Was paper that curls easily (as with recycled paper) used?Remove the paper from the pa- per tray, turn it over, and then load it again. Replace the paper with paper that is not damp. The edge of the printed output is dirty.Is the document pad dirty?Wipe the document pad with a soft, dry cloth. (page 13-4) Was the selected paper size larger than the document (with a Zoom setting of ×1.000)?Select a paper size that is the same size as the document. Otherwise, select the Auto Zoom setting to enlarge the copy to the selected paper size. (page 4-54) Is the orientation of the document different from the orientation of the paper (with a Zoom setting of ×1.000)?Select a paper size that is the same size as the document. Oth- erwise, select a paper orienta- tion that is the same as that of the document. Was the copy reduced to a size smaller than the paper (with a re- duced zoom ratio specified)?Select a zoom ratio that adjusts the document size to the select- ed paper size. Otherwise, select the Auto Zoom setting to re- duce the copy to the selected paper size. (page 4-54) SymptomPossible CauseRemedy Downloaded From ManualsPrinter.com Manuals
12Troubleshooting 12-14 bizhub 500/420/360 (Phase 3)If any message other than those listed above is displayed, perform the operation described in the message. If the problem is not corrected after the described operation is performed, contact your service representative. Even though the paper misfeed was cleared, copies cannot be pro- duced.Are there paper mis- feeds at other loca- tions?Check the touch panel for JAM location display and then re- move any misfeed paper at all other locations. (page 12-6) Copying is not possible even though the pass- word is entered on a machine with user au- thentication/account track set.Did the message Your account has reached its maximum allow- ance. is displayed?Contact your administrator. ADF The document is not fed.Is the ADF slightly open?Securely close the ADF. Is the document one that does not meet the specifications?Replace the document with one that meets the specifications. (page 10-15) Is the document cor- rectly loaded?Position the document correctly. (page 4-9) Finisher The finisher cannot be used.Is there a paper mis- feed in the finisher?If there is a paper misfeed, clear it. Is the finisher door fully closed?Securely close the finisher door. The pages cannot be stapled.Have the staples run out?Replace the staple cartridge. (page 11-9) The staple is incorrect- ly positioned by 90 de- grees.Are the staples posi- tioned as specified?Select the desired position for the staples. (page 7-12) The pages that were fed out were not uni- formly loaded and the punched holes or sta- ples are incorrectly po- sitioned.Is the paper curled? Remove the paper from the pa- per tray, turn it over, and then load it again. Is there a gap between the lateral guides in the paper tray and the side of the paper?Slide the lateral guides in the pa- per tray against the side of the paper so that there is no gap. Even though a Punch setting was selected, holes are not punched. (when PU-501 is in- stalled on FS-510)Did the message Re- move Punch Scraps. is displayed?Empty the punch dust box. SymptomPossible CauseRemedy Downloaded From ManualsPrinter.com Manuals
Troubleshooting12 bizhub 500/420/360 (Phase 3) 12-15 12.5 Main Messages and Their Remedies MessageCauseRemedy Original left on glass. The document was left on the original glass.Remove the document from the original glass. Matching paper size is not available. Select paper size.Paper of a suitable size is not loaded in a paper tray. Either select paper of a differ- ent size or load paper of a suitable size. Original size cannot be de- tected. Select paper size.The document is not posi- tioned correctly.Position the document cor- rectly. A document with a non-stand- ard size or with a size too small to be detected is load- ed.Select the correct paper size. This mode cannot be set with XXX.A setting was selected that gives priority to the setting se- lected first.Make copies using only one of the settings, for example, by canceling the setting selected first. The Exit Tray has reached its capacity. Please remove all pages from % section tray.Since the maximum amount of copies for the indicated finish- er exit tray has been exceed- ed, the machine is unable to make copies.Remove all copies from the in- dicated tray. Input User Name and Pass- word to login.User authentication settings have been specified. Copies cannot be made unless a user name and its correct pass- word are entered.Type in your user name and password. (page 3-45) Input Account Name and Password to login.Account track settings have been specified. Copies cannot be made unless an account name and its correct pass- word are entered.Type in your account name and password. (page 3-49) Your account has reached its maximum allowance.The limit on the number of copies that can be made has been reached.Contact your administrator. Section % is open. Close % Section properly.Since a machine door or cover is open or an option is not in- stalled correctly, the machine is unable to make copies.Make sure that all doors and covers are closed and that all options are installed correctly. Replenish paper. The indicated tray has run out of paper.Load paper into the indicated tray. (page 3-52) Replace the Toner Cartridge. Since the toner has run out, the machine is unable to make copies.Replace the toner cartridge. Stapler empty. Replace Staple Cartridge or cancel Staple mode.The staples have run out. Replace the staple cartridge. (page 11-9) Downloaded From ManualsPrinter.com Manuals
12Troubleshooting 12-16 bizhub 500/420/360 (Phase 3)If any message other than those listed above is displayed, perform the operation described in the message. If the problem is not corrected after the described operation is performed, contact your service representative. Misfeed detected. Since a paper misfeed oc- curred, the machine is unable to make copies.Clear the paper misfeed. Malfunction detected. Please call your Service Rep- resentative.The machine malfunctioned and is unable to make copies.Turn OFF the main and sub power switch and unplug the machine. Then inform your service representative of the code displayed on the touch panel. MessageCauseRemedy Downloaded From ManualsPrinter.com Manuals
13Machine Maintenance Downloaded From ManualsPrinter.com Manuals
Machine Maintenance13 bizhub 500/420/360 (Phase 3) 13-3 13 Machine Maintenance 13.1 Cleaning This section describes the procedures for cleaning each part. Cleaning the left partition glass Keep the glass clean; otherwise soil marks may be copied, resulting in dark lines on the copies. %Raise the ADF, and clean the left partition glass by wiping it with a soft, dry cloth. 2 Reminder Never use solvents, such as benzene or thinner, to clean the left partition glass. Cleaning the original glass Keep the glass clean; otherwise spots may be copied. %Raise the ADF, and clean the surface of the original glass by wiping it with a soft, dry cloth. 2 Reminder Never use solvents, such as benzene or thinner, to clean the original glass. Downloaded From ManualsPrinter.com Manuals
13Machine Maintenance 13-4 bizhub 500/420/360 (Phase 3)Cleaning the document pad Keep the pad clean; otherwise spots may be copied %Raise the ADF, and clean the document pad by wiping it with a soft, dry cloth. 2 Reminder Never use solvents, such as benzene or thinner, to clean the document pad. Cleaning the paper take-up roller Keep the roller clean; otherwise soil marks may be copied, resulting in dark lines on the copies. %Clean the paper take-up rollers by wiping them with a soft, dry cloth. 2 Reminder Never use solvents, such as benzene or thinner, to clean the paper take- up roller. Downloaded From ManualsPrinter.com Manuals
Machine Maintenance13 bizhub 500/420/360 (Phase 3) 13-5Cleaning the writing unit glass and the electrode wires Keep the writing unit glass and the electrode wires clean; otherwise soil marks may be copied, resulting in dark lines on the copies. 1Open the main front door, then withdraw and push in the writing unit glass cleaning knob and the corona wire cleaning knob, several times. 2Firmly push in these knobs, then close the machine front door. Cleaning the main unit %Clean the surface of the main unit by wiping it with a soft cloth dampened with a mild household detergent. 2 Reminder Be sure to turn off the main power switch before cleaning it. Never use solvents, such as benzene or thinner, to clean the main unit. Downloaded From ManualsPrinter.com Manuals
13Machine Maintenance 13-6 bizhub 500/420/360 (Phase 3)Cleaning the control panel %Clean the control panel by wiping it with a soft, dry cloth. 2 Reminder Pressing too hard on the control panel or the touch panel may damage them. Never use a mild household detergent, glass cleaner, benzin or thinner to clean the control panel or touch panel. Downloaded From ManualsPrinter.com Manuals