Konica Minolta bizhub 4050 bizhub 4750/4050 Maintenance/Troubleshooting User G
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- Konica Minolta bizhub 4050 | bizhub 4750/4050 Maintenance/Troubleshooting User G - Page 1
User's Guide Maintenance/Troubleshooting - Konica Minolta bizhub 4050 | bizhub 4750/4050 Maintenance/Troubleshooting User G - Page 2
an Imaging Unit...2-5 Replacing a Staple Kit...2-7 3 Clearing Paper Jam and Staple Jam 3.1 3.2 3.2.1 3.2.2 3.2.3 3.2.4 3.2.5 3.2.6 3.2.7 3.2.8 3.2.9 3.3 3.4 To prevent a paper jam ...3-2 When a paper jam has occurred 3-3 Clearing a paper jam in the Manual Feed Tray 3-3 Clearing a paper jam in - Konica Minolta bizhub 4050 | bizhub 4750/4050 Maintenance/Troubleshooting User G - Page 3
Error messages ...4-15 Service call...4-18 5 Checking the Counter 6 Index [Maintenance/Troubleshooting] Contents-2 - Konica Minolta bizhub 4050 | bizhub 4750/4050 Maintenance/Troubleshooting User G - Page 4
1 Cleaning This Machine - Konica Minolta bizhub 4050 | bizhub 4750/4050 Maintenance/Troubleshooting User G - Page 5
load an excessive number of sheets of paper in the output tray. Doing so may cause a paper jam or paper curling. - When moving this machine, at least two people are required to do so. To prevent toner from spilling, keep this machine horizontal when carrying it. [Maintenance/Troubleshooting] 1-2 - Konica Minolta bizhub 4050 | bizhub 4750/4050 Maintenance/Troubleshooting User G - Page 6
in the User's Guide or other docu- ments. If the unit is moved toner enters your eyes, immediately wash them with cool water, then contact your doctor. - The inside of this machine may be hot. Wait until the surface has cooled to prevent yourself from being burnt. [Maintenance/Troubleshooting - Konica Minolta bizhub 4050 | bizhub 4750/4050 Maintenance/Troubleshooting User G - Page 7
water or detergent inside this machine. Doing so may cause a damage of this machine or an electric shock. Control Panel Exhaust Air Duct Outer Covers [Maintenance/Troubleshooting] 1-4 - Konica Minolta bizhub 4050 | bizhub 4750/4050 Maintenance/Troubleshooting User G - Page 8
1.2 Cleaning the outside of this machine 1 Original Glass Original Cover Pad [Maintenance/Troubleshooting] 1-5 - Konica Minolta bizhub 4050 | bizhub 4750/4050 Maintenance/Troubleshooting User G - Page 9
2 Checking and Replacing Consumables - Konica Minolta bizhub 4050 | bizhub 4750/4050 Maintenance/Troubleshooting User G - Page 10
[Print], then tap [OK]. dReference If a warning such as for toner replacement or a paper jam occurs on this machine, it can be sent to a registered E-mail address. For information on the setting procedure, refer to Chapter 1 "Using Web Connection" in [User's Guide Applied Functions]. [Maintenance - Konica Minolta bizhub 4050 | bizhub 4750/4050 Maintenance/Troubleshooting User G - Page 11
bag in the box in which the Toner Cartridge was in- cluded at the time of purchase, then send the box to us. Securely seal the bag and box with tape, being careful of the toner in the Toner Cartridge. The recovered Toner Cartridge and Imaging Unit are recycled. [Maintenance/Troubleshooting] 2-3 - Konica Minolta bizhub 4050 | bizhub 4750/4050 Maintenance/Troubleshooting User G - Page 12
, be careful not to spill any toner. If toner has spilled, immediately wipe it off using a soft and dry cloth. Do not leave the Imaging Unit on a place exposed to direct sunlight for 10 minutes or more. Long-term exposure will lead to reduced printing quality. [Maintenance/Troubleshooting] 2-4 - Konica Minolta bizhub 4050 | bizhub 4750/4050 Maintenance/Troubleshooting User G - Page 13
Toner Cartridge into the back. 6 Close the Front Cover. 2.2.2 Replacing an Imaging Unit NOTICE Do not touch the surface of the OPC drum. Doing so may cause reduce printing quality. 1 Press the button on the right-hand side of this machine, then open the Front Cover. [Maintenance/Troubleshooting - Konica Minolta bizhub 4050 | bizhub 4750/4050 Maintenance/Troubleshooting User G - Page 14
region. 4 Take a new Imaging Unit out of the package bag, then shake it. 5 Remove all packaging materials. NOTICE Do not leave the Imaging Unit on a place exposed to direct sunlight for 10 minutes or more. Long-term exposure will lead to reduced printing quality. [Maintenance/Troubleshooting] 2-6 - Konica Minolta bizhub 4050 | bizhub 4750/4050 Maintenance/Troubleshooting User G - Page 15
in this machine, then insert the Imaging Unit into the back. 7 Align the arrows of the side rails of the Toner Cartridge to those of the side rails in this machine, then insert the Toner Cartridge into the back. 8 Close the Front Cover. 2.2.3 Replacing a Staple Kit 1 Open the cover in the right - Konica Minolta bizhub 4050 | bizhub 4750/4050 Maintenance/Troubleshooting User G - Page 16
edges, then pull out it from the Staple Cartridge. 4 Remove the spare Staple Case from the holder. 5 Mount a new Staple Case in the Staple Cartridge. [Maintenance/Troubleshooting] 2-8 - Konica Minolta bizhub 4050 | bizhub 4750/4050 Maintenance/Troubleshooting User G - Page 17
2.2 Replacing consumables 2 6 Insert the Staple Cartridge until it clicks. 7 Replace the spare Staple Case for the future usage. 8 Close the cover in the right-hand side of the Finisher. [Maintenance/Troubleshooting] 2-9 - Konica Minolta bizhub 4050 | bizhub 4750/4050 Maintenance/Troubleshooting User G - Page 18
3 Clearing Paper Jam and Staple Jam - Konica Minolta bizhub 4050 | bizhub 4750/4050 Maintenance/Troubleshooting User G - Page 19
maximum capacity of the paper tray in the tray. - Do not leave a quantity of paper that exceeds the maximum capacity of the paper tray. (Up to 250 sheets can be output from the output tray. If 250 or more sheets are left in the tray, it will cause a paper jam.) [Maintenance/Troubleshooting] 3-2 - Konica Minolta bizhub 4050 | bizhub 4750/4050 Maintenance/Troubleshooting User G - Page 20
1 Securely hold both sides of the jammed paper, then carefully pull it out. % Completely remove the jammed paper so that no slip of paper is left inside. 2 Flip through the removed paper, the align the edges. 3 Load paper again. 4 Open and close the Front Cover. [Maintenance/Troubleshooting] 3-3 - Konica Minolta bizhub 4050 | bizhub 4750/4050 Maintenance/Troubleshooting User G - Page 21
of the jammed paper, then carefully pull it out. % Completely remove the jammed paper so that no slip of paper is left inside. 4 Flip through the removed paper, the align the edges. 5 Load paper into Tray 1, then close the tray. 6 Open and close the Front Cover. [Maintenance/Troubleshooting] 3-4 - Konica Minolta bizhub 4050 | bizhub 4750/4050 Maintenance/Troubleshooting User G - Page 22
of the jammed paper, then carefully pull it out. % Completely remove the jammed paper so that no slip of paper is left inside. 3 Flip through the removed paper, the align the edges. 4 Load paper into the Tray, then close the tray. 5 Open and close the Front Cover. [Maintenance/Troubleshooting] 3-5 - Konica Minolta bizhub 4050 | bizhub 4750/4050 Maintenance/Troubleshooting User G - Page 23
jammed paper, then carefully pull it out. % Completely remove the jammed paper so that no slip of paper is left inside. 4 Close the ADF Feed Cover. 5 Open and close the Front Cover. 3.2.5 Clearing a paper jam . 2 Hold the handle, then pull out the Toner Cartridge. [Maintenance/Troubleshooting] 3-6 - Konica Minolta bizhub 4050 | bizhub 4750/4050 Maintenance/Troubleshooting User G - Page 24
3.2 When a paper jam has occurred 3 3 Lift the handle, then pull out the Imaging Unit. NOTICE Do not touch the surface of the OPC drum. Doing so may cause reduce printing quality. 4 Place the Imaging Unit on a flat surface. NOTICE Do not leave the Imaging Unit on a place exposed to direct - Konica Minolta bizhub 4050 | bizhub 4750/4050 Maintenance/Troubleshooting User G - Page 25
Unit to those of the side rails in this machine, then insert the Imaging Unit into the back. 8 Align the arrows of the side rails of the Toner Cartridge to those of the side rails in this machine, then insert the Toner Cartridge into the back. 9 Close the Front Cover. [Maintenance/Troubleshooting - Konica Minolta bizhub 4050 | bizhub 4750/4050 Maintenance/Troubleshooting User G - Page 26
, then open the Front Cover. 2 Carefully pull down the Rear Cover. 3 Securely hold both sides of the jammed paper, then carefully pull it out. % Completely remove the jammed paper so that no slip of paper is left inside. 4 Close the Front Cover and Rear Cover. [Maintenance/Troubleshooting] 3-9 - Konica Minolta bizhub 4050 | bizhub 4750/4050 Maintenance/Troubleshooting User G - Page 27
. 2 Move the guide plate of the Finisher to both sides. 3 Securely hold both sides of the jammed paper, then carefully pull it out from the outlet. % Completely remove the jammed paper so that no slip of paper is left inside. 4 Open and close the Front Cover. [Maintenance/Troubleshooting] 3-10 - Konica Minolta bizhub 4050 | bizhub 4750/4050 Maintenance/Troubleshooting User G - Page 28
remove the jammed paper so that no slip of paper is left inside. 3 Open the trap cover, then remove slips of paper from the inside. % When you remove the jammed paper from the rear cover of the Finisher, open the trap cover, then pull out slips of paper. [Maintenance/Troubleshooting] 3-11 - Konica Minolta bizhub 4050 | bizhub 4750/4050 Maintenance/Troubleshooting User G - Page 29
3.2 When a paper jam has occurred 3 4 Close the trap cover. 5 Close the rear cover of the Finisher. 6 Open and close the Front Cover. [Maintenance/Troubleshooting] 3-12 - Konica Minolta bizhub 4050 | bizhub 4750/4050 Maintenance/Troubleshooting User G - Page 30
. Remove the damp paper, then replace it with new dry paper. Recheck the paper path, then check that all paper jams are cleared. Use our recommended paper. For information on the available paper, refer to Chapter 6 "Loading Paper" in [User's Guide Introduction]. 2-sided printing is available for - Konica Minolta bizhub 4050 | bizhub 4750/4050 Maintenance/Troubleshooting User G - Page 31
. For information on the available paper, refer to Chapter 10 [User's Guide Introduction] in "User's Guide Introduction". Tips If a paper jam frequently occurs in a specific place, carry out checks, repairs, or cleaning focusing on the location of the jam. [Maintenance/Troubleshooting] 3-14 - Konica Minolta bizhub 4050 | bizhub 4750/4050 Maintenance/Troubleshooting User G - Page 32
3.4 Clearing a staple jam 3 3.4 Clearing a staple jam 1 Open the cover in the right-hand side of the Finisher. 2 Pull out the Staple Cartridge. 3 Lift the Face Plate, then remove jammed or spilled staples. 4 Return the Face Plate until it clicks. [Maintenance/Troubleshooting] 3-15 - Konica Minolta bizhub 4050 | bizhub 4750/4050 Maintenance/Troubleshooting User G - Page 33
3.4 Clearing a staple jam 3 5 Insert the Staple Cartridge until it clicks. 6 Close the cover in the right-hand side of the Finisher. Tips After clearing a staple jam, conduct idle stapling two to six times according to the stapling conditions. [Maintenance/Troubleshooting] 3-16 - Konica Minolta bizhub 4050 | bizhub 4750/4050 Maintenance/Troubleshooting User G - Page 34
4 Troubleshooting - Konica Minolta bizhub 4050 | bizhub 4750/4050 Maintenance/Troubleshooting User G - Page 35
4 4 Troubleshooting 4.1 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. [Maintenance/Troubleshooting - Konica Minolta bizhub 4050 | bizhub 4750/4050 Maintenance/Troubleshooting User G - Page 36
Save (Low Power/Sleep) mode, this machine returns from the Power Save mode when the Touch mode, press the Power key to display the Touch Panel. To use it outside the preset operating hours, follow the on-screen instructions. - Check that the Power Switch is turned ON. [Maintenance/Troubleshooting - Konica Minolta bizhub 4050 | bizhub 4750/4050 Maintenance/Troubleshooting User G - Page 37
the cause of memory shortage. If test printing fails, resolve any problems that may be occurring in the machine or with the printer driver. Refer to the user's manual of the application software to check the settings. Change the settings and try to print again. [Maintenance/Troubleshooting] 4-4 - Konica Minolta bizhub 4050 | bizhub 4750/4050 Maintenance/Troubleshooting User G - Page 38
printing fails, resolve any problems that may be occurring in the machine or with the printer driver. Check with the network administrator. Configure authentication settings in enhanced security mode. For information on the authentication settings in enhanced security mode, refer to [User's Guide - Konica Minolta bizhub 4050 | bizhub 4750/4050 Maintenance/Troubleshooting User G - Page 39
settings you have configured. Images are not printed correctly. Paper is not fed from the specified paper tray. Check points Are the user name or account name, and password correct? Is the user authentication or account track enabled in the printer driver? Is the entered user name or account name - Konica Minolta bizhub 4050 | bizhub 4750/4050 Maintenance/Troubleshooting User G - Page 40
Cannot print 4 4.3.2 Problems on print quality Description of problem No data is printed. Printed in jet black. A print is faint. A print is dark. Cause A Toner Cartridge is damaged. The Imaging Unit is damaged. Paper is damp. The paper setting of the printer driver does not match the paper that - Konica Minolta bizhub 4050 | bizhub 4750/4050 Maintenance/Troubleshooting User G - Page 41
4.3 Cannot print 4 Description of problem Image colors run. The background is dirty. The density is uneven. Cause A Toner Cartridge is damaged. The Imaging Unit is damaged. The Original Cover Pad is dirty. The Original Glass is dirty. A Toner Cartridge is damaged. Only a small amount of toner is - Konica Minolta bizhub 4050 | bizhub 4750/4050 Maintenance/Troubleshooting User G - Page 42
4.3 Cannot print 4 9 Click [Browse], and specify the setup information file [ntprint.inf] on the client computer to which the . 11 When the installation is complete, click [Close]. Additional installation of the 64-bit operating system driver is then completed. [Maintenance/Troubleshooting] 4-9 - Konica Minolta bizhub 4050 | bizhub 4750/4050 Maintenance/Troubleshooting User G - Page 43
the [File Path] of the destination is correctly registered. If you are operating as a domain user, create a domain user name that is different from the local user name. If your domain user name is the same as the local user name, use the same password for both. [Maintenance/Troubleshooting] 4-10 - Konica Minolta bizhub 4050 | bizhub 4750/4050 Maintenance/Troubleshooting User G - Page 44
is it out of paper or is there another problem? Call the recipient to determine whether there is a problem. Check the recipient's password then resend the fax using a correct password. Check that the fax number registered with the recipient is correct. Or set Check Dest. & Send to Disable, then send - Konica Minolta bizhub 4050 | bizhub 4750/4050 Maintenance/Troubleshooting User G - Page 45
the fax from the Memory RX folder. Check forwarding destinations for TSI Distribution. If Memory RX is enabled, print the fax from the Memory RX folder. Add paper. Clear the jammed paper. No fax can be received if the toner is exhausted. Replace the Toner Cartridge. [Maintenance/Troubleshooting - Konica Minolta bizhub 4050 | bizhub 4750/4050 Maintenance/Troubleshooting User G - Page 46
the original on the Original Glass. Align the Document Guide with the edges of the paper. Manually flatten the paper and re-load it into the paper tray. Remove the paper from the paper tray, turn it over, then load it again. Replace with new dry paper. [Maintenance/Troubleshooting] 4-13 - Konica Minolta bizhub 4050 | bizhub 4750/4050 Maintenance/Troubleshooting User G - Page 47
same orientation as the original. Select the zoom ratio that matches the paper size. Otherwise, tap [Zoom] on the copy main screen to select [Auto], and perform reduced copying at a zoom ratio matching the paper. Check the combinations of the selected settings. [Maintenance/Troubleshooting] 4-14 - Konica Minolta bizhub 4050 | bizhub 4750/4050 Maintenance/Troubleshooting User G - Page 48
page. Delete data saved on the HDD, if necessary. Add paper. Prepare the specified Toner Cartridge. Replace the Toner Cartridge. For details, refer to page 2-3. Replace the Imaging Unit. For details, refer to page 2-5. Replace the maintenance kit. For details, contact your service representative - Konica Minolta bizhub 4050 | bizhub 4750/4050 Maintenance/Troubleshooting User G - Page 49
Description The maintenance kit has expired. Toner is depleted. An incorrect Toner Cartridge has been installed. An incorrect Imaging Unit has been installed. Paper of the specified size is not loaded into a tray. No paper is loaded in the tray. A print job was executed by specifying the Manual Feed - Konica Minolta bizhub 4050 | bizhub 4750/4050 Maintenance/Troubleshooting User G - Page 50
actions 4 Message [Writing Error] [Matching paper size not available.] [Out of the Range of Auto Zoom] [Place Original on Glass] [Place Original on ADF] [Duplex Copy Disabled] [Scan TX Failed] [Off-Hook] [Fax TX Failed] [Fax RX Failed] [I-Fax TX Failed] [I-Fax RX Failed] [E-mail forwarding failed - Konica Minolta bizhub 4050 | bizhub 4750/4050 Maintenance/Troubleshooting User G - Page 51
and actions 4 Service call If a service call has appeared, restart this machine. If the problem is not resolved after this machine has been restarted, check the displayed trouble code number and sub code number, then contact your service representative. [Maintenance/Troubleshooting] 4-18 - Konica Minolta bizhub 4050 | bizhub 4750/4050 Maintenance/Troubleshooting User G - Page 52
5 Checking the Counter - Konica Minolta bizhub 4050 | bizhub 4750/4050 Maintenance/Troubleshooting User G - Page 53
pages printed through a computer. Check the total number of pages scanned in Scan to E-mail and Scan to Folder modes. Check the total number of pages scanned in Fax mode, total number of pages printed in a file received by fax, and total number of pages received by fax. [Maintenance/Troubleshooting - Konica Minolta bizhub 4050 | bizhub 4750/4050 Maintenance/Troubleshooting User G - Page 54
6 Index - Konica Minolta bizhub 4050 | bizhub 4750/4050 Maintenance/Troubleshooting User G - Page 55
3-15 Staple Kit Replace 2-7 T Toner Cartridge 2-3 Handle 2-3 Replace 2-4 Store 2-3 Troubleshooting Copy 4-13 Fax RX 4-12 Fax TX 4-11 Internet Fax RX 4-12 Internet Fax TX 4-11 Network Scan 4-10 Paper Jam 3-13 Power Supply 4-2 Print 4-4 Print Quality 4-7 Touch Panel 4-3 [Maintenance - Konica Minolta bizhub 4050 | bizhub 4750/4050 Maintenance/Troubleshooting User G - Page 56
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User’s Guide Maintenance/Troubleshooting