Konica Minolta BIZHUB PRO C5500 Troubleshooting Manual Download Page 1

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TROUBLESHOOTING GUIDE

C6501/C6501P/C5501
C6500/C6500P/C5500

2008.9

Ver.2.0

CS Operations

Summary of Contents for BIZHUB PRO C5500

Page 1: ...TROUBLESHOOTING GUIDE C6501 C6501P C5501 C6500 C6500P C5500 2008 9 Ver 2 0 CS Operations...

Page 2: ...unevenness on side2 of coated paper PFU LU 27 22 SC28 01 to 04 when machine is powered up 29 23 SC28 31 to 34 Charging potential correction Vm error 30 24 White meandering line dust attach on PET shee...

Page 3: ...y NOTE When the setting value frequency is decreased density increases but the image background tends to occur Therefore please adjust carefully After the above adjustment perform Automatic gamma adju...

Page 4: ...Setting 05 Expert Adjustment 08 Execute Adjust Operation Toner refresh mode If it does not improve after checking the following setting perform the toner refresh mode again Service mode 02 Process ad...

Page 5: ...e Side effect Background 2 Service mode 02 Process adjustment 04 Process fine adjustment 04 Toner density fine adj Increase the set value Side effect Background After the above setting changes ensure...

Page 6: ...the proper adjustment the 2nd transfer current should be adjusted first then the 1st transfer current 2 Adjust the first transfer current from following Utility Counter 03 Machine Admin Setting 01 Sys...

Page 7: ...orm one or more of following adjustments Service mode 02 Process adjustment 04 Process fine adjustment 01 Covered margin fine adj Increase the set value to depress the background After setting perform...

Page 8: ...mechanical part Approx 188mm pitch Damage on the drum surface Approx 251mm pitch Damage on the fusing belt Approx 53mm pitch Developer conveyance failure of developing sleeve Approx 95mm pitch Soiled...

Page 9: ...g the soil Solution 1 Check the status of dust proof filter 1 assembly A03UR70100 at the right side of main body If too much toner scattering is confirmed replace the filter clean the developing unit...

Page 10: ...ear side 3 Clean around the paper conveyance section and separation claws etc After cleaning feed around 10 sheets of blank A3 paper to remove the dust in the paper path CAUTION When toner spilling oc...

Page 11: ...al failure 1 Charging grid gets soiled with the toner etc and the potential control becomes poor 2 The drum surface potential increases at the position corresponding to the soiled part of the grid 3 A...

Page 12: ...resistance changes As the result poor transfer occurs and white band appears Solution Adjustment 03 Execute Adjustment Perform Belt refresh mode Only one time as the maximum Toner consumption per one...

Page 13: ...se Foreign material attaches to the fusing belt dust carrier It is presumed that the dust attaches while replacing the fusing belt Though it is not reproduced during the in house test but it is the po...

Page 14: ...tting Change values for 19 1 to reduce temperature Avoid this adjustment as much as possible When combining 1 and 2 temperature can be decreased largely Avoid using 2 as much as possible The rough tar...

Page 15: ...ment 04 Image quality stability Maximum density correction D Max Duration approx 3 seconds Performing only during printing the job Gamma correction Duration approx 27 seconds Performing only during pr...

Page 16: ...density difference is noticeable change the Custom screen setting Utility menu 03 Machine Admin Setting 01 System Setting 05 Expert Adjustment 07 Quality Adjustment 05 Custom screen Change Line2 Type1...

Page 17: ...environment J16 02 section B On the coated paper the plastic is applied on the surface and air permeability becomes low During the fusing the air in the paper cannot escape outside and tends to cause...

Page 18: ...ting 05 Expert Adjustment 03 Printer Adjustment 01 Restart Timing Adjustment 02 Centering Adjustment 03 FD Mag Adjustment 04 CD Mag Adjustment For the Adjustment method refer to Service Manual Adjustm...

Page 19: ...the chart and measure the specified part and input the value and press Adjustment Start Back side adjustment Check the difference from front side at the positions and input the value press Adjustment...

Page 20: ...tographic coated paper with short grain paper grain is the same direction as the paper feeding direction is available use it Caution a Not much type paper with short grain is available other than Japa...

Page 21: ...may occur during image transfer process causing toner scattering to occur Solution Reduce toner attachment quantity of the color of blurred character and then perform the controller calibration For ex...

Page 22: ...e mode 02 Process Adjustment 02 Drum Peculiarity Adj 03 Auto gamma adjustment Utility Counter 03 Machine Admin Setting 01 System Setting 05 Expert Adjustment 08 Execute Adjust Operation Automatic Gamm...

Page 23: ...to gamma adjustment several times Service mode 02 Process Adjustment 02 Drum Peculiarity Adj 03 Auto gamma adjustment Utility Counter 03 Machine Admin Setting 01 System Setting 05 Expert Adjustment 08...

Page 24: ...acked with dust or toner and the machine internal temperature rises As the result waste toner in the belt cleaning unit melts and then hardens up causing the belt cleaning failure to occur The belt is...

Page 25: ...t of the pick up roller surface decreases Solution 1 Clean the paper feed roller separation roller and pick up roller 2 Replace the pick up roller with the improved type PF 601 Improved type has been...

Page 26: ...ime replacement it is recommended to replace by the following unit A03WA5621 Feed roller assy A03WA5641 Feeding roller assy LU 202 Feeding shaft A03W5603 Pick up roller collar 56UA4060 Pick up roller...

Page 27: ...d paper as gloss unevenness Solution 1 Clean the paper feed roller separation roller and pick up roller 2 Replace the pick up roller with the improved type PF 601 Improved type has been installed to t...

Page 28: ...to replace by the following unit A03WA5621 Feed roller assy A03WA5641 Feeding roller assy LU 202 Feeding shaft A03W5603 Pick up roller collar 56UA4060 Pick up roller A03X5652 Paper feed roller A03X565...

Page 29: ...ion HDD are not properly connected CAUTION Originally SC28 01 to 04 occurs if a patch for adjustment is not created during Dmax correction in the automatic gamma adjustment For example it can occur by...

Page 30: ...idity characteristic LD Power becomes saturated Solution From the following setting menu adjust the exposure amount for the problem color Utility Counter 03 Machine Admin Setting 01 System Setting 05...

Page 31: ...is equipped as the countermeasure against ozone under high humidity Solution Remove charging corona for all colors and remove process carriage Remove transfer belt and remove the drum unit on which w...

Page 32: ...ause differs by the problem occurrence paper side side 1 or side2 CAUTION FOR THE CAUSE ANALYSIS Breakage of the sensor is cause in a few cases Therefore please check if the sensor functions correctly...

Page 33: ...st the caster height with the lever Positioning pin at rear side The center of the holes on the front side panel and inner side panel should be concentric and the pin can be moved smoothly If the hole...

Page 34: ...PF ON 0 OFF 1 When the Printer auto centering correction sensor is set to OFF sudden shift with 5mm will not occur but centering correction itself is not performed Consequently the registration accura...

Page 35: ...escends as shown in the following figure Adjust the side guides position with the paper feeding position Bottom plate ascend position When the tray is pulled out the bottom plate descends Bottom plate...

Page 36: ...moved and the side guide at the opposite sides does not move smoothly and the center of the loaded papers may slightly moves Be sure to use both hands during moving side guides Read the indication an...

Page 37: ...to 0 2mm If there is too narrow gap paper is caught with the side guide and no feed occurs The paper should move to the arrowed direction without any resistance Good sample Bad sample Paper Side guid...

Page 38: ...aper Since side guides were already adjusted do not move them Move only trailing edge guide Because side guides were already adjusted do not move them Move only trailing edge guide to load paper Table...

Page 39: ...perature with the default setting For example even dehumidifying completes once then the tray is pulled out dehumidifying is displayed Solution Change the setting of DipSW18 4 Print during temperature...

Page 40: ...pprox 225mm Approx 380mm Probable cause Separation DC current is improper Solution 1 With dipswitch setting enable process adjustment for each tray Service mode 03 System setting 01 Software SW Settin...

Page 41: ...tment value stated in the Service Manual with the setting 5 to 35 Please also perform FD Mag Adjustment Service mode 01 Machine Adjustment 01Printer Adjustment 03 FD Mag Adjustment Please refer to Ser...

Page 42: ...in the developing unit sleeve the developer is not conveyed partially Probable cause During continuous printing of low coverage the toner in the developing unit was not consumed and the fluidity of to...

Page 43: ...body controller I F board and cables 2 Device operation clock switch during data communication Solution Noise occurrence factor is not just one Therefore it is necessary to classify the cause and to t...

Page 44: ...rriage is inserted forcibly the coupling shaft of the transfer belt unit may breaks at the e clip groove Cause The phase of the couplings on the transfer belt unit and main body side does not match So...

Page 45: ...to choose Portrait and Top Binding Using Perfect Binding with custom page size When using the perfect binding finisher the binding position of the paper is physically determined Therefore it is imposs...

Page 46: ...custom page sizes is not defined by the settings of Portrait or Landscape but by the width and height The width of the custom paper size indicates the binding edge The height of the custom paper size...

Page 47: ...e long edge see the following illustration The paper must be fed as LEF If the Height is greater than the Width the output is bound on the short edge see the following illustration The paper must be f...

Page 48: ...fect Binding finisher you can choose to print the cover As Spread which means that you print the front cover back cover and spine as a spread on one sheet of paper Preparing the cover content When pre...

Page 49: ...second page of the original document is the inside cover image of the output book The third page and later pages of the original document are body pages of the output book If you choose outside of the...

Page 50: ...nd 1 inch thick The body pages are 8 1 2 x 11 The cover image is 11 x 18 and the cover paper is 11 x 18 2 inch The width of the trim is 0 2 inch The following procedure is for a Windows computer TO CR...

Page 51: ...ows 8 Open Microsoft Word 9 Choose Page Setup from the File menu and then click the Paper tab 10 Choose 11 x 18 from the Paper Size drop down menu 11 Click the Margins tab choose Landscape as the Orie...

Page 52: ...nd of the second page 13 Select the third page and choose Page Setup from the File menu 14 Click the Paper tab and choose This Section from the Apply To menu 15 Choose Letter for the Paper Size 16 Cli...

Page 53: ...nt select Properties and open Fiery Printing or Printing Preferences 19 In the Fiery Printing window click the Layout tab and select Booklet 20 Click Settings to open the Booklet Maker window and then...

Page 54: ...er any value Content Input As Spread Content Both Sides of the Cover Cover Size Define Custom Size Width 18 2 inches Height 11 inches Booklet Cover Source Tray 3 21 Close the Booklet Maker window 22 L...

Page 55: ...nts with the following specifications A two page 11 x 18 inch PDF document for the cover An 8 1 2 x 11 inch PDF document with 20 to 600 body pages 10 to 300 sheets NOTE You can use any software to cre...

Page 56: ...e Booklet Maker window make the following selections Booklet Type Perfect left Perfect right or Perfect top Cover Is Prepared for Booklet Paper Size and Document Size 8 1 2 x 11 Orientation Portrait A...

Page 57: ...h 18 2 inches Height 11 inches Booklet Cover Source Tray 3 9 Close the Booklet Maker window and exit the printer driver 10 Load 11 x 18 2 inch paper in Tray 3 and 8 1 2 x 11 paper in any tray 11 Print...

Page 58: ...is the same between the above 2 procedure 2 Color registration adjustment Service mode 01 Machine Adjustment 01 Printer Adjustment 10 Color Registration Adjustment Adjustment 03 Execute Adjust Operati...

Page 59: ...on select Server Manage Color and start up Color Wise Pro Tools 3 Click Calibrator 4 Select Expert 5 At 1 Select the Measurement Method select the method which customer uses 6 On 3 Generate Measuremen...

Page 60: ...re button Chose the same item you choose at step 7 Start measurement 9 After measurement be sure that Apply to All Calibration Sets is not checked If it is checked the calibration result is reflected...

Page 61: ...ration from tool Then Color Calibration starts up 2 For Tray Media Type and Screening select the item customer frequently uses 3 Select Print Then Auto gamma adjustment of the engine is automatically...

Page 62: ...5 When calibration ends successfully click Next 6 Select the paper type media type you actually performed the calibration This step is important then click Finish Table of contents 62...

Page 63: ...2 Drum Peculiarity Adj 03 Auto gamma adjustment Adjustment 03 Execute Adjust Operation Automatic Gamma Adj Machine operation is the same for both adjustment operations 2 Color registration adjustment...

Page 64: ...hange lighter enter the lower value for each color First change 10 step for the rough adjustment then fine tune in details 3 After entering the adjustment value press Invalid to turn it to Effect to r...

Page 65: ...d Position Adj Change the value for Double Fold to 50 2 Mechanical adjustment Refer to the following figure Step 1 Loosen SEMS 4x8mm Step 2 According to the paper size number of sheet to be folded ali...

Page 66: ...m register arbitrary custom size 5 Word Page Setup Page orientation Portrait Papre size Width Height 6 Fiery driver setting Document Size PS custom page size Width Height Paper Size To print LEF Width...

Page 67: ...toner layer to reduce peeling discharge Utility Counter 03 Machine Admin Setting 01System Setting 05 Expert Adjustment 06 Process Adjustment 01 Front Back Density The basic solution is adjust the 1st...

Page 68: ...ore toner is attached Consequently the transfer ratio decreases at the halftone area and density decreases Solution By reducing the 1st transfer current the current concentration degree can be reduced...

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