Konica Minolta Di1610 Service Manual Download Page 1

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SERVICE MANUAL

2003.11

Ver. 1.0

er.

1.0

FIELD SERVICE

Di1610

Printed in Japan
4980-7991-11
03110500

Use of this manual should be strictly supervised to
avoid disclosure of confidential information.

Summary of Contents for Di1610

Page 1: ...11 Ver 1 0 2003 KONICA MINOLTA BUSINESS TECHNOLOGIES INC Di1610 FIELD SERVICE FIELD SERVICE Di1610 Printed in Japan 4980 7991 11 03110500 Use of this manual should be strictly supervised to avoid dis...

Page 2: ...ibit the service technician from doing what is graphically represented inside the marking Used to instruct the service technician to do what is graphically represented inside the marking 1 1 Warning W...

Page 3: ...ave a problem and action must be taken to eliminate the cause of the problem 5 Handle the power cord with care and never use a multiple outlet Do not break crush or otherwise damage the power cord Pla...

Page 4: ...s and properly secured in their clamps and saddles in order to avoid hot parts high voltage parts sharp edges or being crushed To promote safety make sure that all tubing and other insulating material...

Page 5: ...e good ventilation at regular intervals if a service job must be done in a confined space for a long period of time Avoid dusty locations and places exposed to oil or steam Avoid working positions tha...

Page 6: ...Mettre au rebut les batteries usag es conform ment aux instructions du fabricant Denmark ADVARSEL Lithiumbatteri Eksplosionsfare ved fejlagtig h ndtering Udskiftning m kun ske med batteri af samme fa...

Page 7: ...reassemble the product reverse the order of disassembly unless otherwise specified TROUBLESHOOTING If a component on a PWB or any other functional unit including a motor is defective the text only in...

Page 8: ...se the GND wire 6 Handling of PWBs During Transportation Storage During transportation or when in storage new P W Boards must not be indiscriminately removed from their protective conductive bags Do n...

Page 9: ...m Do not apply chemicals to the surface of the PC Drum Do not attempt to wipe clean the surface of the PC Drum If however the surface is contaminated with fingerprints clean it using the following pro...

Page 10: ...onary Information on the PC Drum Inside the Imaging Cartridge and Print Unit Use care not to contaminate the surface of the PC Drum with oil base solvent finger prints and other foreign matter Do not...

Page 11: ...INDEX Field Service MAINTENANCE GENERAL CONTROL PANEL SERVICE MODE DESCRIPTIONS DIS REASSEMBLY ADJUSTMENT TROUBLESHOOTING...

Page 12: ...Image Transfer Roller E 4 3 REPLACEMENT OF UNITS E 5 1 Replacement of the Toner Cartridge E 5 2 Replacement of the Drum Cartridge E 7 3 Replacement of the Fusing Unit E 8 DIS REASSEMBLY ADJUSTMENT 1...

Page 13: ...Margin Adjustment Leading Edge Trailing Edge Both Sides D 30 5 Printer s Main Scanning Registration Adjustment D 31 6 Printer s Sub Scanning Registration Adjustment D 32 7 Scanner s Main Scanning Zoom...

Page 14: ...2 4 Motors T 3 1 2 Overall Control Configuration T 5 2 PAPER MISFEED T 6 2 1 Initial Check Items T 6 2 2 Paper Misfeed Displays T 7 2 3 Locations of Misfeed Detection Sensors T 8 2 4 Misfeed Detection...

Page 15: ...nsity T 27 3 Image reading system Foggy background or rough image T 28 4 Image reading system Black streaks or bands T 29 5 Image reading system Black spots T 30 6 Image reading system Blank streaks o...

Page 16: ...GENERAL...

Page 17: ...otoconductor Electrostatic dry Powdered image transfer to plain paper with laser 600 dpi 600 dpi 600 dpi 300 dpi 2 Way system Tray1 and Bypass Tray 3 Way system is possible if optional PF 125 Tray2 is...

Page 18: ...L or Letter L paper Less than 25 seconds at a room temperature of 23 C and at the rated voltage 16 seconds or less at full size and 600 dpi 300 dpi with plain A4 L or Letter L paper 13 seconds or less...

Page 19: ...770 880 W 220 240 V 740 830 W Power source 110 V 120V 127 V 220 240 V 50 60 Hz Main unit dimensions including Original Cover Main unit weight Width 508 mm 20 inches Depth 608 mm 24 inches Height 408 m...

Page 20: ...Which puts the operator in the direct stream of exhaust from the printer Where ammonia gas might be generated 2 2 Power Source If any other electrical equipment is sourced from the same power outlet m...

Page 21: ...the power cord into the outlet When unplugging the power cord do not pull on the cord hold the plug and pull it out Do not bring any magnetized object near the printer Do not place a vase or vessel c...

Page 22: ...ey are to be collected Do not burn bury in the ground or throw into the water any consumables Do not store consumables in a place which Is hot and humid Is subject to direct sunlight Has an open flame...

Page 23: ...7 6 PARTS IDENTIFICATION 4980G001AA 2 1 3 4 5 6 1 Automatic Document Feeder AF 11 2 Mechanical Counter 3 Expansion memory 32 5 32 MB 4 Paper Feed Cassette PF 125 5 Main Unit Di1610 6 Original Cover OC...

Page 24: ...MAINTENANCE...

Page 25: ...ting 2 pages job NOTES K 1 000 printed pages As a rule the Drum Cartridge and Toner Cartridge are to be replaced by the user The contents of the Maintenance List are subject to change without notice F...

Page 26: ...en conditions see the Table given below are met It can be more or less depending on how each individual printer is used 1 Life Specifications Values Print Conditions Job type 2P J Paper size A4 L Lett...

Page 27: ...e E 5 NOTE The Imaging Cartridge is the Drum Cartridge to which the Toner Cartridge is mounted 2 Replacement of the Paper Take Up Roll 1 Remove the Imaging Cartridge E 5 2 Using a soft cloth wipe the...

Page 28: ...e bushings and the gear to the new Image Transfer Roller NOTES Do not touch or dirty with chemicals or toner the surface of the Image Transfer Roller as indenta tions in and dirt on the surface of the...

Page 29: ...e in the direc tion shown in the illustration and disconnect the Toner Cartridge from the Drum Cartridge NOTE If the Drum Cartridge is to be placed on a floor or similar place use care to prevent tone...

Page 30: ...101 B 2 Remove the protective cover from the Toner Car tridge C4136o049AC 3 Install the new Toner Cartridge to the Drum Car tridge NOTE Insert the Toner Cartridge along the guide pro vided on the Drum...

Page 31: ...Car tridge NOTE Insert the Toner Cartridge along the guide pro vided on the new Drum Cartridge side and make sure that the Toner Cartridge is not tilted when inserted 4136E012AC 2 Install the Imaging...

Page 32: ...e the Rear Cover D 7 2 Unplug one connector on the Controller Mechani cal Control Board 4980E004AA 3 Remove the two screws and then remove the Left Rear Cover 4980U044AA 4 Remove the three screws and...

Page 33: ...surfaces around the Fusing Unit are very hot Use utmost care not to touch any surfaces other than the Fusing Unit 4980E002AB 8 Remove the Fusing Unit 4980E003AA 1 Connect connector A 2 Mount the Fusin...

Page 34: ...DIS REASSEMBLY ADJUSTMENT...

Page 35: ...Print Head Unit This product employs a Class 3b laser diode that emits an invisible laser beam The laser diode and the scanning polygon mirror are incorporated in the print head unit The print head u...

Page 36: ...hed to laser products marketed in the United States All Areas Denmark CAUTION Use of controls adjustments or performance of procedures other than those specified in this manual may result in hazardous...

Page 37: ...800 nm VARNING Om apparaten anv nds p annat s tt n i denna bruksanvisning specificerats kan anv n daren uts ttas f r osynlig laserstr lning som verskrider gr nsen f r laserklass 1 Halvledarlaser Den m...

Page 38: ...afety Label A laser safety labels is attached to the outside of the machine as shown below 1 4 Laser Caution Label A laser caution label is attached to the inside of the machine as shown below 4980D07...

Page 39: ...ds to be performed in the laser beam path such as when working around the printerhead and PC Drum be sure first to turn the copier OFF If the job requires that the copier be left ON take off your watc...

Page 40: ...es unavoidably necessary to disassemble any of these assemblies and units disassembly may be done provided that the conditions permitting reassembly are met Note also that when two or more screws are...

Page 41: ...D 7 3 DISASSEMBLY REASSEMBLY 3 1 Identification of Exterior Parts and Removal Procedures for Them 4 2 7 1 9 3 C4980o057AB 5 6 C4980o003AC 8 10...

Page 42: ...flat cable and remove the Control Panel D 10 4 Exit tray While pressing out one side remove the Exit tray 5 Front Door Open the Front Door While pressing in one side remove the Front Door 6 Bypass Tr...

Page 43: ...the following paragraphs omit the removal of the com ponent in question from a connector or a PWB support Where it is absolutely necessary to touch the ICs and other electric components on the board b...

Page 44: ...nd flat cables from the Controller Mechanical Control Board NOTE Use utmost care not to snap off the flat cable 4980D003AB 3 Remove six screws and the Controller Mechani cal Control Board 4980D004AB 2...

Page 45: ...D063AA 3 Remove the two screws and then remove the Left Rear Cover 4980U044AA 4 Remove the three screws and then remove the Circuit Board and Metal Bracket 4980E008AA 5 Remove the two screws and then...

Page 46: ...o flat cables from the Controller Mechanical Control Board NOTE Use utmost care not to snap off the flat cable 4980D006AA 6 Remove the two screws and then remove the Left Rear Cover 4980D060AA 7 Unplu...

Page 47: ...the four screws and then remove the Metal Bracket 4980D072AA 12 Remove the two screws unhook the tab and then remove the Left Rear Frame 4980D010AC 13 Remove the Upper Left Cover 14 Remove the two sc...

Page 48: ...then remove the Fusing Unit Assy 4980E002AA 16 Remove three screws and the Power Switch stay 17 Remove the Power Switch 4980D011AC 18 Remove four screws disconnect three connec tors and remove the Pow...

Page 49: ...t Cover D 7 3 Remove the Rear Cover D 7 4 Unplug the connector 4980D007AA 5 Unplug the two flat cables from the Controller Mechanical Control Board NOTE Be extremely careful not to break the flat cabl...

Page 50: ...m resulting in blindness 1 Remove the IR Unit D 15 2 Remove the Fusing Unit E 8 3 Remove the Exit tray D 7 4 Remove the four screws unhook the four tabs and then remove the Upper Cover 4980D012AB 5 Di...

Page 51: ...D 17 Precautions for Removal Reinstallation of the PH Unit NEVER touch the window on the backside of the PH Unit A dirty window can cause an image problem Window 4136D009AB...

Page 52: ...l Glass 1 Remove the Original Cover 2 Remove the Control Panel D 7 3 Removal of the Scanner Motor 1 Remove the Original Cover 2 Remove the Upper Cover Assy Original Glass D 18 3 Remove the Left Cover...

Page 53: ...y Original Glass D 18 5 Remove the two screws and then remove the Scanner Motor Mounting Bracket 4980D018AB 6 Remove the two screws and then remove the Scanner Motor 4980D019AA 3 Remove the two screws...

Page 54: ...iginal Cover 2 Remove the Upper Cover Assy Original Glass D 18 3 Remove the Scanner Assy D 19 5 Remove the Timing Belt and shaft and then remove the Scanner Assy 4980D022AA 4 Remove the C clip 5 Remov...

Page 55: ...Door NOTE The Imaging Cartridge is the Drum Cartridge to which the Toner Cartridge is mounted 3 Remove the Left and Right Covers D 7 2 Disconnect one connector 3 Remove two screws two washers and the...

Page 56: ...o tabs and remove the tray 4980D027AC 7 Remove the Multi purpose Tray Paper Empty Sensor 4980D028AB 8 Remove the Multiple Bypass Tray Paper Empty Sensor 4980D029AB 9 Remove the Toner Empty detection s...

Page 57: ...aper Take Up Solenoid and tighten one screw 2 Turn the gear in the direction of the arrow shown below so that the flapper of the Paper Take Up Solenoid catches the stopper of the gear 2 Disconnect one...

Page 58: ...of the Main Motor D 21 4980D074AA 6 Remove the Paper Lifting Plate Assy 7 Remove two springs 4980D057AA 8 Disconnect one connector and one flat cable from the Controller Mechanical Control Board NOTE...

Page 59: ...Lim iter is replaced adjust the set position of the Coupling Gear so that the Take up Roller becomes level The procedure is as follow 12 Remove one screw and the Paper Take Up Sole noid 4136D018AA 13...

Page 60: ...placed Paper Take Up Clutch Gear Torque Limiter to the shaft Rotate the Paper Take Up Clutch Gear by hand Need to be released Sole noid Flapper 4136D060AA 1 When the Roller is leant to clockwise move...

Page 61: ...f the glass of the Fusing Roller Heater Lamp with bare hands When reinstalling the Fusing Roller Heater Lamp make sure that the side of the lamp having a volt age marking faces the gear side 4136D023A...

Page 62: ...D 28 9 Remove one screw and the Thermistor NOTE When reinstalling the Thermistor route the har ness as shown in the illustration 10 Remove two screws and the Thermostat 4980D068AA...

Page 63: ...ng the ADJUST Menu 1 Enter the Service mode 2 Press the Zoom Select key to select the ADJUST menu 3 Printing a Test Pattern NOTES Print a test pattern when making the following adjustments Printer s m...

Page 64: ...erview To reduce the margin Decrease the setting To increase the margin Increase the setting 4 Specify settings for the TRAILING EDGE ERASE and the VERTICAL EDGE ERASE functions in the same way Mode F...

Page 65: ...ting If the width of B is less than the width of A Decrease the setting If the shift cannot be adjusted to within the specification with a single adjustment perform the adjustment again to change the...

Page 66: ...ern is longer than the specified width Increase the set ting If the width of C in the test pattern is shorter than the specified width Decrease the setting If the shift cannot be adjusted to within th...

Page 67: ...If the width of D is out of specification adjust it according to the following procedure 5 Change the setting If the width of D in the test pattern is longer than the specified width Decrease the set...

Page 68: ...e Stop key is pressed instead of the Yes key the main screen is displayed and the set ting returns to that before it was changed Place the test pattern on the Original Glass again make another test co...

Page 69: ...If the width of E is out of specification adjust it according to the following procedure 5 Change the setting If the width of E in the test pattern is longer than the specified width Decrease the set...

Page 70: ...e Stop key is pressed instead of the Yes key the main screen is displayed and the set ting returns to that before it was changed Place the test pattern on the Original Glass again make another test co...

Page 71: ...y of the test pattern are shifted If the shift is out of specification adjust it according to the following procedure 5 Change the setting If the width of A is less than the width of B Increase the se...

Page 72: ...e Stop key is pressed instead of the Yes key the main screen is displayed and the set ting returns to that before it was changed Place the test pattern on the Original Glass again make another test co...

Page 73: ...If the width of C in the test pattern is longer than the specified width Increase the set ting If the width of C in the test pattern is shorter than the specified width Decrease the setting If the shi...

Page 74: ...nter Option 1 Remove the Right Cover D 7 2 Remove the Rear Cover D 7 3 Unplug one connector on the Controller Mechani cal Control Board 4980D055AA 4 Remove the Relay Harness 4980D056AA 5 Remove the sc...

Page 75: ...responding_language WinXP on the CD ROM and then click the OK button 7 Click the Next button and then click the Finish button 8 When the Found New Hardware Wizard dialog box appears again repeat steps...

Page 76: ...device recommended and then click the Next button again 5 Select Specify a location and then click the Browse button 6 Specify Corresponding_language Win9X on the CD ROM and then click the OK button...

Page 77: ...mputer Wait until the hardware is detected 5 Display the System Properties dialog box Properties for My Computer click the Hardware tab click the Device Manager button select Imaging devices and then...

Page 78: ...display NOTE Do not turn the printer off or on while the screen shown above is displayed 10 Check that the following message appears in the display to indicate that the updating of the firmware is com...

Page 79: ...jumper switches CJ1 and CJ2 on the Controller Mechanical Control Board from 1 2 to 2 3 5 Attach Service Download BIOS U19 and U26 to memory sockets U19 and U26 on the Controller Mechanical Control Bo...

Page 80: ...splay to indicate that the updating of the firmware has been completed correctly 11 Turn off the printer 12 Change the settings for jumper switches CJ1 and CJ2 on the Controller Mechanical Control Boa...

Page 81: ...ntrol Board to the new one Remove the EEPROM U39 from the old Controller Mechanical Control Board and then attach it to the new Controller Mechanical Control Board 4980D059AB EEPROM Old Controller Mec...

Page 82: ...CONTROL PANEL SERVICE MODE DESCRIPTIONS...

Page 83: ...rn to the previous screen Press to specify various settings 6 Yes key Press to apply the specified setting Press to specify various settings 7 10 Key Pad Use to type in the number of copies to be made...

Page 84: ...m ratio from the preset fixed ratios 13 Paper key Press to select the paper in the desired paper tray 14 key Press to adjust the image density Press to specify various settings 15 Auto Photo key Press...

Page 85: ...S 3 2 FUNCTIONS OF SWITCHES AND PARTS ON PWBs 2 1 Circuit Board Locations 2 2 PWB P Controller Mechanical Control Board PWB IF PWB P 4980S002AA 4980S003AB M32 5 Option Socket...

Page 86: ...S 4 2 3 PWB IF Interface Board 4980S004AA USB port IEEE1284 parallel port...

Page 87: ...MODE MACHINE SETTING 1 AUTO PANEL RESET 2 ENERGY SAVE MODE 3 DENSITY ADF 4 DENSITY BOOK 5 PRINT DENSITY 6 LCD CONTRAST 7 LANGUAGE 8 LAMP OFF TIME 1 TRAY1 PAPER 2 TRAY SETTING PAPER SOURCE SETUP COPY S...

Page 88: ...To specify the time until the auto panel reset operation is performed after a copy cycle has been com pleted or after the last key opera tion The default setting is 1 minute OFF ON 0 5 1 2 3 4 5 2 ENE...

Page 89: ...g range is 1 to 2 7 LANGUAGE To specify the language of screens The default setting is ENGLISH The language settings are divided into Type 1 and Type 2 The Type 1 languages are the standard Available...

Page 90: ...setting is CON TINUOUS FIXED CONTINUOUS No Function Purpose Setting Details Precautions 1 PAPER PRIORITY To specify the paper tray that is given priority The default setting is TRAY1 TRAY1 TRAY2 2 DE...

Page 91: ...ERASE FLS PAPER SIZE GDI TIMEOUT TONER EMPTY STOP PRE ROTATION FUSER TEMP Ad PRN MAIN REGIST PRN SUB REGIST CCD MAIN ZOOM CCD SUB ZOOM CCD MAIN REGIST CCD SUB REGIST ADF SUB ZOOM ADF MAIN REGIST ADF S...

Page 92: ...RY CLEAR PM COUNTER I C COUNTER APPLICATION COUNTER SCAN COUNTER PRINTER JAM COUNTER ADF JAM COUNTER TROUBLE COUNTER PAPER FEED TEST PRINT TEST PATTERN ADF FEED TEST COPY ADF GLASS AREA CCD MOVE TO HO...

Page 93: ...st Service mode screen appears Exiting Procedure Press the Panel Reset key Changing the Settings for Service Mode Functions 1 Press the Zoom Select key to select the desired function 2 Press the Zoom...

Page 94: ...the PH unit has been replaced The default setting is 4mm 0mm 1mm 2mm 3mm 4mm 5mm VERTICAL EDGE ERASE To change the laser emission tim ing to adjust the width of the image area that is erased on both s...

Page 95: ...default setting is OFF ON OFF If OFF is selected the length of time until the first copy can be printed is shorter FUSER TEMP Ad To specify the fusing temperature when using plain paper more than 186...

Page 96: ...racy by varying the scanning zoom ratio in the main scanning direction When the Timing Belt has been replaced When the Scanner Assy has been replaced Press the Start key to begin printing the test pag...

Page 97: ...nd their mounting accuracy by varying the scanning start position in the main scanning direction when using the Automatic Document Feeder When the Upper Cover Assy Original Glass has been replaced Pre...

Page 98: ...unit Once the type of Toner Cartridge is specified TC TYPE on the ADJUST menu cannot be set again Types of Toner Cartridges ME Toner Cartridge 101 A Others Toner Cartridge 101 B MC Toner Cartridge 101...

Page 99: ...the CLEAR DATA menu of Service mode APPLICATION COUNTER To display the number of pages used with each application COPY PRINT Number of cop ies printed FAX RX PRINT Not Used REPORT PRINT Not Used PC PR...

Page 100: ...UBLE COUNTER To display the number of times each error was detected C0045 Fuser fan error C0210 Transfer voltage error C0500 Fuser Warm up error C0510 Fuser temperature low C0520 Fuser overheat C0650...

Page 101: ...aper tray 2 Press the Start key to begin testing paper feeding 3 Press the Stop key to stop testing paper feeding PRINT TEST PAT TERN TEST PAT TERN 1 To print the test pattern for adjust ing the image...

Page 102: ...e COPY ADF GLASS AREA function CCD MOVE TO HOME To move the scanner to its home position in order to secure the scanner When transporting the machine NOTE When transporting the machine be sure to move...

Page 103: ...OEM1 Inch Setting Name Initial fixed zoom ratio Setting Range Reduction 2 70 51 to 70 Reduction 1 81 71 to 99 Expansion 1 115 101 to 140 Expansion 2 141 141 to 199 Setting Name Initial fixed zoom rati...

Page 104: ...Utility mode All functions in the Services Choice menu of the Service mode All functions in the ADJUST menu of the Service mode except SERIAL NO CUS TOMER ID and TC TYPE All FIXED ZOOM settings in the...

Page 105: ...1 Display the Service mode screen S 11 2 Press the Stop key then the 9 key 3 The Security mode screen appears Exiting Procedure Press the Panel Reset key 1 Security Function Purpose Setting Details Pr...

Page 106: ...TROUBLESHOOTING...

Page 107: ...used to check to see if an electric component is fully operational when a paper misfeed or a malfunction occurs in the printer 1 Sensors Step Check Result Action 1 Does the input signal to the Control...

Page 108: ...s actuated NO Replace the switch YES Replace the Con troller Mechanical Control Board Step Check Result Action 1 Does the output signal from the Controller Mechani cal Control Board go from HIGH to LO...

Page 109: ...hanical Control Board go from HIGH to LOW when the motor is energized YES Replace the motor NO Replace the Con troller Mechanical Control Board Step Check Result Action 1 Does the input signal to the...

Page 110: ...hookup connector of the motor and print jack on the Controller Mechanical Control Board con nected properly YES Replace the motor or the Controller Mechanical Control Board NO Connect the con nector...

Page 111: ...ting pro cedures for paper misfeeds malfunctions and image problems 4980T001AA Control Panel PWB O Paper Feed Cassette Controller Mechanical Control Board PWB P DC Stabilized Power Unit PU PH Unit Aut...

Page 112: ...ed wavy or damp Replace paper Instruct user in correct paper storage Is the paper transport path deformed dirty or obstructed with foreign matter Clean the paper path and replace if necessary Are the...

Page 113: ...play when a paper misfeed occurs Paper Take Up Section Misfeed Transport Section Misfeed Procedure for cancelling the misfeed display 1 Open the appropriate covers remove the misfed paper and any rema...

Page 114: ...T 8 2 3 Locations of Misfeed Detection Sensors 4980M005AA Exit Sensor PS1 Paper Take Up Switch S1...

Page 115: ...mined period of time has elapsed after the Paper Take Up Switch is turned on The Paper Take Up Switch is not turned off after the predetermined period of time has elapsed after the Paper Take Up Switc...

Page 116: ...is turned on The Paper Take Up Switch is turned on or the Exit Sensor is blocked Remains paper Jam 2 Paper exit jam The Exit Sensor is unblocked slower than the predetermined period of time after the...

Page 117: ...alfunction Name Description C0045 Fuser fan motor error The LOCK signal remains HIGH or LOW continuously for a predetermined period of time while the Cooling Fan Motor remains energized C0210 H V abno...

Page 118: ...set temperatures are as follows 140 C during a print mode at 600 dpi 70 C during the standby mode C0520 Fuser overheat The temperature detected by the Thermistor remains higher than 235 C for a predet...

Page 119: ...limit value The laser output remains lower than the lower limit value C1468 EEPROM error An EEPROM not written with initial data was detected C14A3 IR lamp malfunc tion The luminosity level of the Exp...

Page 120: ...remains energized Relevant Electric Parts Cooling Fan Motor M2 Controller Mechanical Control Board PWB P Power Unit PU1 Step Action Ref Page WIRING DIAGRAM Control Signal Location Electric Parts 1 Che...

Page 121: ...ermined period of time after the Power Switch has been turned ON The Image Transfer Voltage Monitor signal T_MON_V and Image Transfer Current Monitor signal T_MON_I fall outside a corresponding predet...

Page 122: ...c period or more for the period of time that begins after the lapse of a predetermined period of time after the Fusing Roller Heater Lamp has been turned ON and ends when the lamp is turned OFF The Fu...

Page 123: ...are as follows 140 C during a print mode at 600 dpi 70 C during the standby mode Relevant Electric Parts Fusing Unit Thermistor TH1 Fusing Roller Heater Lamp H1 Controller Mechanical Control Board PW...

Page 124: ...Thermostat TS1 Power Unit PU1 Step Action Ref Page WIRING DIAGRAM Control Signal Location Electric Parts 1 Replace Thermistor TH1 2 Replace Fusing Roller Heater Lamp H1 3 Replace Thermostat TS1 4 Repl...

Page 125: ...WB P Description The LOCK signal is not detected within a predetermined period of time that begins 1 sec after the Polygon Motor has been energized No new LOCK signal is detected for a 1 sec period th...

Page 126: ...oller Control Board within 5 sec onds while printing Relevant Electrical Components Controller Mechanical Control Board PWB P Step Action Ref Page WIRING DIAGRAM Control Signal Location Electric Parts...

Page 127: ...Page WIRING DIAGRAM Control Signal Location Electric Parts 1 Check cables for connection and correct as necessary 2 Replace PH Unit 3 Replace PWB P Description An EEPROM not written with initial data...

Page 128: ...mp is not stabilized within the predetermined period of time Relevant Electric Parts IR Unit Controller Mechanical Control Board PWB P Step Action Ref Page WIRING DIAGRAM Control Signal Location Elect...

Page 129: ...ction 1 Is the power cord plugged into the power outlet NO Plug the power cord into the power outlet 2 Is the power cord connected properly to the printer NO Plug the power cord into the printer 3 Is...

Page 130: ...a tions NO Instruct the user to use recom mended paper that meets prod uct specifications 3 The paper is damp YES Change the paper Instruct the user on the correct methods for stor ing paper Original...

Page 131: ...e is attributable to the input system Image Reading Section or the output system Engine section Check Result Cause Copy made at a reduced zoom ratio Input image reading system Output printer system 11...

Page 132: ...p Check Result Action 1 Are there no bent connector pins on the cables connecting the control boards are all connectors correctly plugged in and are no cables broken NO Correctly plug in the connector...

Page 133: ...r back surface of the Original Glass dirty YES Clean them 3 Are the mirror or lens dirty YES Clean them Replace the Scanner Assy 4 Is the Exposure Lamp dirty YES Clean it Replace the Scanner Assy 5 Ar...

Page 134: ...flat YES If the Original Cover is deformed or the hinges are damaged replace the Original Cover 5 Is the surface of the Original Glass dirty YES Clean it 6 Are the Shading Sheet or back surface of th...

Page 135: ...ed replace the Original Cover 4 Is the surface of the Original Glass dirty YES Clean it 5 Are the Shading Sheet or back surface of the Original Glass dirty YES Clean them 6 Are the mirror or lens dirt...

Page 136: ...oting Procedures Step Check Result Action 1 Is the document damaged or dirty YES Replace the document 2 Is the Original Pad dirty YES Clean it 3 Is the Original Glass dirty YES Clean it 4 The problem...

Page 137: ...ed replace the Original Cover 4 Is the surface of the Original Glass dirty YES Clean it 5 Are the Shading Sheet or back surface of the Original Glass dirty YES Clean them 6 Are the mirror or lens dirt...

Page 138: ...Correct it 3 Is there enough slack in the Timing Belt NO Correct it Replace the Timing Belt 4 Are the Scanner Rails scratched or dirty YES Clean them 5 Are there no bent connector pins on the cables c...

Page 139: ...or connection and cor rect as necessary or replace Imaging Cartridge Drum Car tridge Toner Cartridge 3 Is the drum charge voltage contact point or PC Drum ground contact point of the Imag ing Cartridg...

Page 140: ...e 3 Is there foreign matter on paper path YES Remove foreign matter 4 Is Image Transfer Roller dirty or scratchy 3 YES Replace Image Transfer Roller Replace High Voltage Unit HV1 Replace Controller Me...

Page 141: ...ere toner left in Toner Cartridge NO Replace Toner Cartridge 3 Is PC Drum faulty life YES Replace Drum Cartridge 4 Is developing bias faulty YES Replace High Voltage Unit HV1 Replace Controller Mechan...

Page 142: ...lace Drum Cartridge 2 Is developing bias contact terminal in good contact with the mating part NO Clean contact terminal or check terminal position 3 Is PH window dirty YES Clean 4 Is the problem elim...

Page 143: ...atchy or dirty YES Replace Image Transfer Roller 2 Is PC Drum scratchy or dirty YES Replace Drum Cartridge 3 Is Fusing Roller scratchy or dirty YES Replace Fusing Unit Fusing Roller 4 Is PH window dir...

Page 144: ...ratchy or dirty YES Replace Drum Cartridge 3 Is Fusing Roller scratchy or dirty YES Replace Fusing Unit Fusing Roller 4 Is the problem eliminated after checks have been made up to step 3 NO Replace Co...

Page 145: ...Flexible Sleeve is scratchy or dirty YES Replace Toner Car tridge 3 Is uneven image at a pitch of 75 3 mm Pressure Roller is scratchy or dirty YES Replace Fusing Unit 4 Is uneven image at a pitch of 9...

Page 146: ...AF 11 Service Manual...

Page 147: ...der Control Board D 7 3 3 Disassembly D 8 1 Removal of the Automatic Document Feeder Main Motor D 8 4 ADJUSTMENTS D 9 4 1 Electrical Image Adjustment D 9 1 Accessing the Service Mode D 9 2 Accessing t...

Page 148: ...ii 1 The Original misfeeds T 7 3 TIMING CHART T 8...

Page 149: ...GENERAL...

Page 150: ...heets 80 g m2 21 lb Center Face up 12 sheets minute with plain A4 L or Letter L paper Standard mode DC 24 V DC 5 V supplied by main unit Less than 30 W W 497 mm 19 1 2 in D 355 mm 14 in H 80 mm 3 1 4...

Page 151: ...DIS REASSEMBLY ADJUSTMENT...

Page 152: ...ted NOTES K 1 000 printed pages As a rule the Drum Cartridge and Toner Cartridge are to be replaced by the user The contents of the Maintenance List are subject to change without notice For the part n...

Page 153: ...soft cloth wipe clean the surface of the Paper Take Up Roller 1382E002AA 1 Open the Document Feeder Cover 2 Remove the two screws and then remove the Document Feeder Cover 1382E004AA 3 Remove the scr...

Page 154: ...Roller Assy 1382E009AA NOTE When installing the Pick Up Roller Paper Take Up Roller Assy make sure that the notch in the shaft of the Paper Take Up Roller is positioned on the top 1382E013AC 6 Remove...

Page 155: ...Exit Roller 1 Open the Document Feeder Cover 2 Remove the Pick Up Roller 1382E011AA 2 While turning the Document Feed Knob in the direction shown in the illustration use a soft cloth to wipe clean the...

Page 156: ...1 Open the Document Feeder Cover 2 Using a soft cloth wipe clean the surface of the Paper Separator Pad 1382E005AA 2 Remove the Paper Separator Cover 1382E006AB 3 Loosen the two screws and then remove...

Page 157: ...ment Feeder Cover Remove the two screws Remove the Document Feeder Cover 2 Document Feeder Tray Open the Document Feeder Cover Remove the Rear Cover Remove the screw and then remove the Docu ment Feed...

Page 158: ...the applicable component from connectors and circuit board supports When it is necessary to touch ICs and other electrical components on the circuit board be sure to first ground yourself 1 Removal of...

Page 159: ...l connectors connected to the circuit board 1382D003AA 3 Remove the two screws and then remove the Automatic Document Feeder Control Board 1382D004AB 2 Unplug the connector on the Automatic Docu ment...

Page 160: ...cessing the ADJUST Menu 1 Enter the Service mode 2 Press the L or M key to select the ADJUST menu 3 Printing a Test Page NOTE Print a test page when making the following adjustments Leading edge tilt...

Page 161: ...ring pre lighting of the scanner 2 If there is a gap perform the adjustment described in step 3 1382U024AA 1382U025AB OK NG 3 Turn the adjusting screw in the hinge of the Auto matic Document Feeder un...

Page 162: ...est pattern should be positioned vertically 1382U027AA 4 Measure the lengths a and b on the copies of the test pattern and if there is a large shift adjust it according to the following procedure Stan...

Page 163: ...specified width Decrease the setting If the width of C in the test pattern is shorter than the specified width Increase the setting If the shift cannot be adjusted to within the specification with a s...

Page 164: ...key is pressed instead of the Yes key the main screen is displayed and the set ting returns to that before it was changed Load the test pattern into the Automatic Document Feeder again make another t...

Page 165: ...st it according to the following procedure 5 Change the setting If D is shorter Decrease the setting If E is shorter Increase the setting If the shift cannot be adjusted to within the specification wi...

Page 166: ...t of specification adjust it according to the following procedure 5 Change the setting If the width of F in the test pattern is longer than the specified width Increase the setting If the width of F i...

Page 167: ...TROUBLESHOOTING...

Page 168: ...used to check to see if an electric component is fully operational when a paper misfeed or a malfunction occurs in the printer 1 Sensors Step Check Result Action 1 Does the input signal to the Control...

Page 169: ...tch Step Check Result Action 1 Is the LOCK signal of the Controller Mechanical Con trol Board HIGH when the printer is in the standby state NO Replace the Con troller Mechanical Control Board Replace...

Page 170: ...he direction of rotation YES Replace the motor NO Replace the Con troller Mechanical Control Board Step Check Result Action 1 Are the hookup connector of the motor and print jack on the Controller Mec...

Page 171: ...ations Replace paper Is the paper curled wavy or damp Replace paper Instruct user in correct paper storage Is the paper transport path deformed dirty or obstructed with foreign matter Clean the paper...

Page 172: ...ppears in the display when a paper misfeed occurs Automatic Document Feeder Misfeed Procedure for canceling the misfeed display 1 Open the appropriate covers remove the misfed paper and any remaining...

Page 173: ...T 6 2 3 Locations of Misfeed Detection Sensors 4980T002AA Original Detection Sensor PC1 Leading Edge Detection Senspr PC1 Paper Take Up Sensor PC2...

Page 174: ...d period of time has elapsed after the Paper Take Up Sensor is blocked ADF remains paper jam If all of the following conditions are met The Automatic Document Feeder is in standby The Document Feeder...

Page 175: ...Begin scanning of second page Finish scanning of first page Finish scanning of second page Feeding two A4 L pages H L OFF ON Stop L H OFF ON Original Detection Sensor PC1 Paper Take Up Clutch CL1 ADF...

Page 176: ...PF 125 Service Manual...

Page 177: ...ke Up Roll D 2 3 DISASSEMBLY REASSEMBLY D 3 3 1 Identification of Exterior Parts and Removal Procedures for Them D 3 3 2 Removal of Circuit Boards D 4 1 Removal of the Paper Feed Cassette Control Boar...

Page 178: ...GENERAL...

Page 179: ...ion Dimension Weight Environment 2nd Paper Feed Cassette Plain and recycled paper 60 to 90 g m2 16 to 24 lb A4 L and Letter L Maximum 500 sheets 80 g m2 21 lb Center DC 24 V DC 5 V supplied by main un...

Page 180: ...DIS REASSEMBLY ADJUSTMENT...

Page 181: ...be carried out as instructed NOTES K 1 000 printed pages The contents of the Maintenance List are subject to change without notice For the part numbers see Parts Manual and Parts Modification Notice P...

Page 182: ...parate it from the Paper Feed Cassette 2 Replacement of the Paper Take Up Roll 1 Raise the main unit to separate it from the Paper Feed Cassette 2 Using a soft cloth wipe clean the surface of the Pape...

Page 183: ...m No Name Removal Procedure 1 Rear Cover Remove the five screws Remove the Rear Cover 2 Right Cover Remove the Rear Cover Remove the Right Cover 3 Tray 2 Hold down the Paper Feed Cassette with one han...

Page 184: ...supports When it is necessary to touch ICs and other electrical components on the circuit board be sure to first ground yourself 1 Removal of the Paper Feed Cassette Control Board 1 Remove the Paper F...

Page 185: ...ze Detecting Switch 1 Remove the Paper Feed Cassette Paper Take Up Unit 2 Unhook the two tabs and then remove the cover 4516D003AB 3 Remove the actuator 4136D035AA 4 Remove the six screws unplug the t...

Page 186: ...tte Paper Take Up Solenoid 1 Remove the Paper Feed Cassette Paper Take Up Unit 2 Remove the screw and then remove the cover 3 Remove the screw unplug the connector and then remove the Paper Feed Casse...

Page 187: ...11 Ver 1 0 2003 KONICA MINOLTA BUSINESS TECHNOLOGIES INC Di1610 FIELD SERVICE FIELD SERVICE Di1610 Printed in Japan 4980 7991 11 03110700 Use of this manual should be strictly supervised to avoid dis...

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