Konica Minolta bizhub C3850 User Manual
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Konica Minolta bizhub C3850 User Manual

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User's Guide Maintenance/Troubleshooting

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  • Page 1 User's Guide Maintenance/Troubleshooting...

  • Page 2: Table Of Contents

    Table of contents Cleaning This Machine Before getting started ........................1-2 Cleaning ............................1-4 1.2.1 Cleaning the outside of this machine....................1-4 Control Panel ............................1-4 Exhaust Air Duct ..........................1-4 Outer Covers............................1-4 Original Glass............................1-5 Original Cover Pad..........................1-5 1.2.2 Cleaning the Paper Feed Rollers ......................1-5 Cleaning the Paper Feed Rollers of the Manual Feed Tray ..............1-5 Cleaning the Paper Feed Unit of Tray 1/2/3 ..................1-6 Cleaning the Transport Roller of Tray 2/3 ...................1-6...
  • Page 3 Troubleshooting The power is not turned on ......................4-2 The Touch Panel is not displayed....................4-3 Cannot print............................. 4-4 4.3.1 Cannot print ............................4-4 4.3.2 Problems on print quality ........................4-7 4.3.3 When the bit count does not match between the server and the client ..........4-8 Cannot perform network scanning .....................

  • Page 4: Cleaning This Machine

    Cleaning This Machine...

  • Page 5: Before Getting Started

    Before getting started Cleaning This Machine NOTICE Thoroughly read all the precautions and warning labels, and be sure to follow their instructions. These labels are provided inside the door of this machine or inside the machine. Before getting started Carefully handle this machine so that you can use it for an extended period of time. A failure caused by in- correct use or rough handling is not covered by the warranty If dust or slips of paper are left inside or outside this machine, it may reduce printing quality.
  • Page 6 Before getting started When carrying this machine, be sure to fold the Manual Feed Tray and hold the parts shown below. 46 kg 102 lbs When the optional Paper Feed Unit is installed, be sure to carry it separately from this machine. Also, do not hold handles (drawers) of the Paper Feed Unit or Right Door.

  • Page 7: Cleaning

    Cleaning Cleaning 7WARNING Before cleaning this machine, turn the power off, then disconnect the power cable and interface cable. Exercise care not to spill water or detergent inside this machine. Doing so may cause a damage of this machine or an electric shock. 1.2.1 Cleaning the outside of this machine Control Panel...

  • Page 8: Original Glass

    Cleaning Original Glass Original Cover Pad 1.2.2 Cleaning the Paper Feed Rollers If the Paper Feed Rollers have been stained with paper powders or dust, a paper feeding failure may occur. Cleaning the Paper Feed Rollers of the Manual Feed Tray Open the Manual Feed Tray.

  • Page 9: Cleaning The Paper Feed Unit Of Tray 1/2/3

    Cleaning Wipe off the Paper Feed Rollers with a soft and dry cloth. Close the Manual Feed Tray. Cleaning the Paper Feed Unit of Tray 1/2/3 Tray 2/3 is available when the optional Paper Feed Unit is installed. Open the tray. Wipe off the Paper Feed Rollers with a soft and dry cloth.

  • Page 10: Cleaning The Paper Feed Roller Of The Adf

    Cleaning Wipe off the Transport Roller with a soft and dry cloth. Close the Right Door of Tray 2/3. Cleaning the Paper Feed Roller of the ADF Open the ADF Cover. Wipe off the Paper Feed Roller at the rear side of the cover with a soft and dry cloth. Close the ADF Cover.

  • Page 11: Cleaning The Laser Lenses

    Cleaning 1.2.3 Cleaning the Laser Lenses This machine has four laser lenses. Follow the steps shown below to clean all the laser lenses. The Laser Lens Cleaning Tool is stored in the Front Cover. Open the Front Cover. Take out the Laser Lens Cleaning Tool. Pull out the Waste Toner Bottle as well as the Toner Cartridge and Imaging Unit of the target color.
  • Page 12 Cleaning Align to the Print Head Glass, then insert the Laser Lens Cleaning Tool inside with the sponge side facing downward, then move it back and forth several times. % Repeat this operation for all the Print Head Glass. Install all of Toner Cartridge, Waste Toner Bottle, and Imaging Unit. % For information on how to install a Toner Cartridge, refer to page 2-3.

  • Page 13: Checking And Replacing Consumables

    Checking and Replacing Consumables...

  • Page 14: Checking The Status Of Consumables

    Checking the status of consumables Checking and Replacing Consumables Checking the status of consumables Consumables replacement messages Users will be informed of the time to replace consumables via a message displayed on the screen. Message Description Reference [Toner is low.] The toner is about to run out.

  • Page 15: Replacing Consumables

    Replacing consumables Replacing consumables NOTICE A failure, which was caused because you did not follow the procedures described in this user's guide, is not included in the warranty. 2.2.1 Replacing a Toner Cartridge Handling a Toner Cartridge When handling a Toner Cartridge, be careful of the following. This machine supports four Toner Cartridges: black, yellow, magenta, and cyan.
  • Page 16 Replacing consumables Open the Front Cover. Pull the lever at the front left. Y M C K Hold the handle of the Toner Cartridge to be replaced, then pull out it. NOTICE When replacing the Toner Cartridge, be careful not to spill any toner. If toner has spilled, immediately wipe it off using a soft and dry cloth.
  • Page 17 Replacing consumables Hold a new Toner Cartridge with both your hands, then shake it several times. Check that the color of the Toner Cartridge matches that of the insertion slot in the main unit, then push the Toner Cartridge to the back. Pull the lever to the right to lock it.
  • Page 18 Replacing consumables Close the Front Cover. [Maintenance/Troubleshooting]...

  • Page 19: Replacing An Imaging Unit

    Replacing consumables 2.2.2 Replacing an Imaging Unit The following example shows how to replace a black Imaging Unit. NOTICE Do not touch the surface of the OPC drum. Doing so may cause reduce printing quality. Check the color of the Imaging Unit to be replaced in the message window of the Control Panel. Open the Front Cover.
  • Page 20 Replacing consumables Press up the Waste Toner Bottle to unlock. Hold the handles at the right and left of the Waste Toner Bottle, then carefully pull out the Waste Toner Bottle. % Inclining the Waste Toner Bottle may cause toner to spill. While holding down the tab of the Imaging Unit to be replaced, pull out the Imaging Unit.
  • Page 21 Replacing consumables Take the Imaging Unit out of the bag. Hold a new Imaging Unit with both your hands, then shake it several times as shown in the figure. % Do not touch the bottom of the Imaging Unit. Doing so may damage it and subsequently reduce printing quality.
  • Page 22 Replacing consumables Remove the protection tape from the Imaging Unit, then take off the protection paper. Remove the holding sheet and protection materials from the Imaging Unit. Check that the color of the new Imaging Unit matches that of the insertion slot in the main unit, then push the Imaging Unit to the back.
  • Page 23 Replacing consumables Check that the color of the Toner Cartridge matches that of the insertion slot in the main unit, then push the Toner Cartridge to the back. % Push the Toner Cartridge to the back. Pull the lever to the right to lock it. % Carefully return the lever at the front to its original position.

  • Page 24: Replacing A Waste Toner Bottle

    Replacing consumables 2.2.3 Replacing a Waste Toner Bottle If the Waste Toner Bottle becomes full, this machine stops printing, and restarts printing after the Waste Toner Bottle is replaced. Open the Front Cover. Press up the Waste Toner Bottle to unlock. Hold the handles at the right and left of the Waste Toner Bottle, then carefully pull out the Waste Toner Bottle.

  • Page 25: Replacing The Transfer Roller

    Replacing consumables Close the Front Cover. 2.2.4 Replacing the Transfer Roller After the Transfer Roller replacement message has appeared, printing is possible, but the printing quality reduces. Immediately replace the Transfer Roller. Pull the lever (1), then open the Right Door (2). % When opening the Right Door, be sure to fold the Manual Feed Tray in advance.
  • Page 26 Replacing consumables Remove the Transfer Roller. Take a new Transfer Roller out of the package box. Insert the shaft of the Transfer Roller into the bearing in the machine. Press down two tabs at the right and left of the Transfer Roller to lock it. While holding down the roller, press it inward until it clicks.

  • Page 27: Replacing The Transfer Belt Unit

    Replacing consumables Close the Right Door. Select [Utility] - [Administrator Settings] - [System Settings] - [Expert Adjustment] - [Life] - [New Release] - [Transfer Roller Unit], then reset the counter. 2.2.5 Replacing the Transfer Belt Unit After the Transfer Belt Unit replacement message has appeared, printing is possible, but the printing quality reduces.
  • Page 28 Replacing consumables Pull the lever (1), then open the Right Door (2). % When opening the Right Door, be sure to fold the Manual Feed Tray in advance. Insert the protection sheet under the Transfer Belt Unit. % Insert the protection sheet until it stops. Lower the Transfer Belt Unit guide.
  • Page 29 Replacing consumables Hold the handles at the right and left, then carefully pull out the Transfer Belt Unit. % Pull out the Transfer Belt Unit horizontally. Not doing so may damage the surface. Take a new Transfer Belt Unit out of the package box. Remove the protection paper.
  • Page 30 Replacing consumables Carefully insert the new Transfer Belt Unit along the guides at the right and left. % Insert the Transfer Belt Unit horizontally. Not doing so may damage the surface. % Insert the Transfer Belt to the back. Lift the Transfer Belt Unit guide. Pull out the protection sheet.
  • Page 31 Replacing consumables Close the Right Door. Install all of Toner Cartridge, Waste Toner Bottle, and Imaging Unit. % For information on how to install a Toner Cartridge, refer to page 2-3. % For information on how to install a Waste Toner Bottle, refer to page 2-12. % For information on how to install an Imaging Unit, refer to page 2-7.

  • Page 32: Replacing A Toner Filter

    Replacing consumables 2.2.6 Replacing a Toner Filter The Transfer Belt Unit contains Toner Filter. Pull the Filter Case out of the main unit. Push the Toner Filter from the bottom and take it out of the case. Take a new Toner Filter out of the plastic bag. % Place the used Toner Filter in the plastic bag the new Toner Filter came in.
  • Page 33 Replacing consumables Attach the Filter Case to the main unit. Select [Utility] - [Administrator Settings] - [System Settings] - [Expert Adjustment] - [Life] - [New Release] - [Toner Filter], then reset the counter. [Maintenance/Troubleshooting] 2-21...

  • Page 34: Replacing A Fusing Unit

    Replacing consumables 2.2.7 Replacing a Fusing Unit After the Fusing Unit replacement message has appeared, printing is possible, but the printing quality re- duces. Immediately replace the Fusing Unit. 7CAUTION The Fusing Unit is too hot. It may cause a burn injury; therefore, leave the Fusing Unit out for 20 minutes or more until it reaches room temperature after turning the power off.
  • Page 35 Replacing consumables Lower the levers at the right and left. Remove the Fusing Unit. Take a new Fusing Unit out of the package box. % Do not touch the surface of the Fusing Roller. [Maintenance/Troubleshooting] 2-23...
  • Page 36 Replacing consumables Lift the levers at the right and left. Remove protection materials. Lower the levers at the right and left. Lower the lever at the bottom. [Maintenance/Troubleshooting] 2-24...
  • Page 37 Replacing consumables Insert a new Fusing Unit to the back until it is fixed. Lift the lever at the bottom. Close the Fusing Cover. [Maintenance/Troubleshooting] 2-25...

  • Page 38: Replacing A Staple Kit

    Replacing consumables Close the Right Door. % If the Right Door is not closed, check that the Fusing Unit is installed correctly. Select [Utility] - [Administrator Settings] - [System Settings] - [Expert Adjustment] - [Life] - [New Release] - [Fusing Unit], then reset the counter. 2.2.8 Replacing a Staple Kit Rotate the Finisher 90 degrees.
  • Page 39 Replacing consumables Take the Staple Cartridge out of the Finisher. Pick up the empty Staple Case while pinching both ends of the case with your fingers, and take it out of the Staple Cartridge. Insert a new Staple Case in to the Staple Cartridge. Insert the Staple Cartridge until you hear a click.
  • Page 40 Replacing consumables Close the Finisher Cover. Rotate the Finisher 90 degrees to the original position. [Maintenance/Troubleshooting] 2-28...

  • Page 41: Clearing A Paper Jam

    Clearing a Paper Jam...

  • Page 42: To Prevent A Paper Jam

    To prevent a paper jam Clearing a Paper Jam To prevent a paper jam To prevent a paper jam, check the following points. Do the paper match the specifications of this machine? Is the paper (in particular, the feeding side) even? Is this machine installed on a stable and horizontal location that has a hard and even surface? Is the paper kept away from humid conditions? Do you always align the paper guide to the paper size after loading paper into a tray? (If the paper guide...

  • Page 43: When A Paper Jam Has Occurred

    When a paper jam has occurred When a paper jam has occurred To prevent a failure, carefully remove jammed paper so that it does not tear. Even if only a large or small slip of paper is left in this machine, it will cause a paper feed failure, resulting in a paper jam. 7CAUTION A print image is not fused before it is processed in the fusing unit.

  • Page 44: Clear Procedure

    When a paper jam has occurred Clear procedure Pull the lever (1), then open the Right Door (2). % When opening the Right Door, be sure to fold the Manual Feed Tray in advance. Carefully pull out the jammed paper. NOTICE If you touch the surface of the Transfer Belt Unit or Transfer Roller, it may reduce printing quality.

  • Page 45: Clearing A Paper Jam In Tray 1

    When a paper jam has occurred Close the Right Door. 3.2.3 Clearing a paper jam in Tray 1 7CAUTION The area around the fusing unit is hot. To avoid a burn injury, be careful not to touch any parts except for the specified knob and dial.
  • Page 46 When a paper jam has occurred Carefully pull out the jammed paper. NOTICE If you touch the surface of the Transfer Belt Unit or Transfer Roller, it may reduce printing quality. Be careful not to touch the surface of the Transfer Belt Unit or Transfer Roller. Close the Right Door.

  • Page 47: Clearing A Paper Jam In Tray 2/3

    When a paper jam has occurred Flip through the removed paper, the align the edges. Load paper into Tray 1, then close the tray. 3.2.4 Clearing a paper jam in Tray 2/3 Tray 2/3 is available when the optional Paper Feed Unit is installed. Open the Right Door of Tray 2/3.

  • Page 48: Clearing A Paper Jam In Adf

    When a paper jam has occurred Flip through the removed paper, the align the edges. Load paper into Tray 2/3, then close the tray. 3.2.5 Clearing a paper jam in ADF Open the ADF Feed Cover. Remove the remaining original from the Document Feed Tray. [Maintenance/Troubleshooting]...

  • Page 49: Clearing A Paper Jam In The Duplex Option

    When a paper jam has occurred Open the ADF. Remove the jammed original. Close the ADF. Close the ADF Feed Cover. 3.2.6 Clearing a paper jam in the Duplex Option Pull the lever (1), then open the Right Door (2). % When opening the Right Door, be sure to fold the Manual Feed Tray in advance.

  • Page 50: Clearing A Paper Jam In The Fusing Unit

    When a paper jam has occurred Carefully pull out the jammed paper. Close the Right Door. 3.2.7 Clearing a paper jam in the Fusing Unit 7CAUTION The area around the fusing unit is hot. To avoid a burn injury, be careful not to touch any parts except for the specified knob and dial.

  • Page 51: Clear Procedure

    When a paper jam has occurred Clear procedure Pull the lever (1), then open the Right Door (2). % When opening the Right Door, be sure to fold the Manual Feed Tray in advance. Press up the levers (2 places). Open the Fusing Cover.
  • Page 52 When a paper jam has occurred Carefully pull out the jammed paper. % If you cannot remove the paper downward, remove it from the upper side of the Fusing Unit. NOTICE If you touch the surface of the Transfer Belt Unit or Transfer Roller, it may reduce printing quality. Be careful not to touch the surface of the Transfer Belt Unit or Transfer Roller.
  • Page 53 When a paper jam has occurred Press down the levers (2 places). Close the Right Door. [Maintenance/Troubleshooting] 3-13...

  • Page 54: Troubleshooting For Paper Jam

    Troubleshooting for paper jam Troubleshooting for paper jam Symptom Cause Action Multiple sheets are fed out as a Sheet edges are not aligned. Remove sheets, align their edg- stack of paper. es, then load them into a tray again. Paper is damp. Remove the damp paper, then replace it with new dry paper.
  • Page 55 Troubleshooting for paper jam Symptom Cause Action A paper jam has occurred in the Paper is not loaded in the correct Remove the jammed paper, then paper tray. position in the paper tray. correctly load paper into the pa- per tray. The number of sheets in the pa- Remove excessive sheets in the per tray exceeds the maximum...

  • Page 56: Clearing A Staple Jam

    Clearing a Staple Jam Clearing a Staple Jam Rotate the Finisher 90 degrees. Open the Finisher Cover. Take the Staple Cartridge out of the Finisher. Pull the Face Plate up and remove jammed or scattered staples. [Maintenance/Troubleshooting] 3-16...
  • Page 57 Clearing a Staple Jam Insert the Face Plate until you hear a click. Insert the Staple Cartridge until you hear a click. Close the Finisher Cover. Rotate the Finisher 90 degrees to the original position. Tips After clearing a staple jam, run test stapling twice. [Maintenance/Troubleshooting] 3-17...

  • Page 58: Troubleshooting

    Troubleshooting...

  • Page 59: The Power Is Not Turned On

    The power is not turned on Troubleshooting The power is not turned on Check the Power Switch for the status. Check whether the power plug of this machine is firmly plugged into the power outlet. Also check that the breaker has not tripped. Check that the Power Switch is turned ON.

  • Page 60: The Touch Panel Is Not Displayed

    The Touch Panel is not displayed The Touch Panel is not displayed If a certain length of time has elapsed without any operations being carried out on this machine, the Touch Panel may turn off. Check the following items: Select [Utility] - [Accessibility] - [Brightness Adjustment], then adjust the contrast (brightness) of the Touch Panel.

  • Page 61: Cannot Print

    Cannot print Cannot print 4.3.1 Cannot print Description of problem Check points Remedy A message saying Is the power turned on? Check the Power Switch of this machine. "Printer is not connect- If a hub is used, also check the hub power. ed"...
  • Page 62 Cannot print Description of problem Check points Remedy Print processing on the Is another printer speci- Check the specified printer name. computer has finished, fied? but printing does not Is the network or USB Make sure that the cables are correctly connect- start.
  • Page 63 Cannot print Description of problem Check points Remedy Printing in user authenti- Are the user name or ac- Enter the correct user name, account name and cation or account track count name, and pass- password. mode is not available. word correct? Is the user authentica- Enable user authentication or account track on tion or account track en-...

  • Page 64: Problems On Print Quality

    Cannot print 4.3.2 Problems on print quality Description of problem Cause Remedy No data is printed. A Toner Cartridge is Remove the Toner Cartridge, then check it for damaged. damage. If the Toner Cartridge is damaged, re- place it. One or more Imaging Remove Imaging Unit, then check them for Unit are damaged.

  • Page 65: When The Bit Count Does Not Match Between The Server And The Client

    Cannot print Description of problem Cause Remedy Image colors run. A Toner Cartridge is Remove the Toner Cartridge, then check it for The background is dirty. damaged. damage. If the Toner Cartridge is damaged, re- The degree of gloss is place it.
  • Page 66 Cannot print Click [Browse], and specify the setup information file [ntprint.inf] on the client computer to which the network drive is assigned. % Specify the following file. [z:\Windows\System32\DriverStore\FileRepository\ntprint.inf_xxx] In the path above, "z" represents the assigned network drive. "_xxx" at the end of this path varies depending on the driver version.

  • Page 67: Cannot Perform Network Scanning

    Cannot perform network scanning Cannot perform network scanning Description of problem Check points Remedy Cannot send data. Is the volume per E-mail to If the volume of one E-mail message ex- be sent exceeding the maxi- ceeds the maximum capacity of the mum receiving capacity of SMTP server for reception, an error oc- the SMTP server?

  • Page 68: Cannot Perform Fax/Internet Fax

    Cannot perform fax/internet fax Cannot perform fax/internet fax 4.5.1 Cannot perform Fax TX Description of problem Check points Remedy Cannot send data. Was the transmission proce- Check the transmission procedure, then dure carried out correctly? resend the fax. Is the fax number you en- If you are using a destination in the Ad- tered for the destination cor- dress Book or Program, the registered...

  • Page 69: Cannot Perform Fax Rx

    Cannot perform fax/internet fax 4.5.2 Cannot perform Fax RX Description of problem Check points Remedy Cannot receive faxes. Is the power turned on? Check the Power Switch of this ma- chine. If a hub is used, also check the hub power.

  • Page 70: Cannot Perform Copy

    Cannot perform copy Cannot perform copy Description of problem Check points Remedy Copying does not start. Are the doors of the machine Close the doors of the machine secure- securely closed? Has paper of the correct size Load paper of the appropriate size into for the original been loaded the paper tray.
  • Page 71 Cannot perform copy Description of problem Check points Remedy The area around an image Is the Original Cover Pad Clean the Original Cover Pad with a gets smudged. dirty? soft cloth dampened with a mild deter- gent. Is the paper selected of a size Select a paper size that is the same as larger than the original size? the original.

  • Page 72: Trouble In Use Of Finisher Fs-P03

    Trouble in use of Finisher FS-P03 Trouble in use of Finisher FS-P03 Description of problem Check points Remedy The Finisher does not Turn the power of this machine off and on to re- function. set the Finisher. Have you loaded paper Paper on which an image without margins has on which an image with- been printed will not be stapled because the sen-...

  • Page 73: Major Messages And Actions

    Major messages and actions Major messages and actions Check the displayed message, then take the appropriate action. If messages other than those listed below have been displayed, follow them to perform processing. Warning messages Message Description Remedy [Memory Overflow] Not enough memory to print on a Print only the first page.

  • Page 74: Error Messages

    Major messages and actions Error messages Message Description Remedy [Configuration of options has The option configuration was Restart this machine. been changed.] changed while the power was turned on. [There is an open compo- The cover is opened. Close the cover. nent.] [Paper Jam] A paper jam has occurred.
  • Page 75 Major messages and actions Message Description Remedy [Document Registration The number of files on the HDD Delete data saved on the HDD, if Overload] has reached the upper limit. necessary. [Memory full (FAX)] The fax data storage area has When sending fax data, send only become full.

  • Page 76: Service Call

    Major messages and actions Message Description Remedy [Counter has reached its The counter has reached the up- Delete jobs. maximum allowance.] per limit. [Job Log Error] The job log storage area on the Delete job logs. HDD is full. [Card Authentication Regis- Failed to scan the IC card at the This error is remedied automatically.

  • Page 77: Checking Counters

    Checking Counters...

  • Page 78: Checking The Counter

    Checking the counter Checking Counters Checking the counter The counter indicates the total number of pages printed on this machine on a function or color basis. This information will help you gain an understanding of the usage status of this machine. Tap [Counter].
  • Page 79 Index...
  • Page 80 Index Network Scan ............4-10 Paper Jam ............3-14 Cleaning Power Supply ............4-2 ADF ................1-7 Print ............... 4-4 Control Panel ............1-4 Print Quality ............4-7 Exhaust Air Duct ............1-4 Touch Panel ............4-3 Laser Lenses ............1-8 Manual Feed Tray ..........1-5 Original Cover Pad ..........1-5 Waste Toner Bottle Original Glass ............1-5...
  • Page 81 http://konicaminolta.com A3GN-9567-00A 2013. 8 © 2013...

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