Oki MC561 Maintenance Manual Download Page 272

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44473001TH Rev.1

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Oki Data CONFIDENTIAL

8. CONNECTION DIAGRAMS

(11) Scanner Main PCB

MC561/MC361/MC351

Component side

R65

C47

C45

BAT1

RM1

OSC1

OSC2

IC8

IC15

OSC3

IC16

IC13

C95

IC9

IC11

IC6

IC12

IC4

IC7

IC31

ADFM

FAX24V

ADFS

FBS

FBM

FAX

POWER

PDLIF

CIS

OPE

USB

C101

CP10

C108

TEST54

TEST53

TEST47

TEST23 TEST24 TEST25 TEST26 TEST27 TEST28 TEST29 TEST30 TEST21 TEST22

BF3

Q10

Q11

C136

C100

C91

C89

C99

IC21

IC20

C59

C103

C105

C106

C137

R138 R139 R140 R141 R142 R143 R144 R145 R146 R147

R200

R201

R202

R203

R204

R205

C110

R192 R193

C120 R195

R198

R199

C121 BF8 BF7 C122

C119

C23

C21

C22

R36 R37 C24

C93

R79

RM4

RM2

RM3

RM5

R94

R87

TEST7

TEST10

TEST20

TEST45

TEST19

TEST38

R162 R163

TEST37 TEST34 TEST35

TEST46 TEST36 TEST33 TEST32

TEST43

TEST44 TEST41 TEST42

TEST40 TEST39

TEST1

TEST8

TEST5

TEST6

R88

R81

R89
R82

R83

R73

C41

R69

R63

R68

C40

C38

C20

D3
D2

D15

C15

C116
C117 R239

R187

C54

C52

C49

C48

R95

R90

R86

R99

C50

R91

R96

C53

R179

R180

R176

R171

R172

R167

R168

R160

R161

R155

R154

R149

R148

R133

R132

R126

R127

R151

R157

OPAMP1

AMP4

C75

C90
C88

IC18

IC17

IC19

R153

R130

R131

R116

R115

R150

R134

R129

R128

R113

R114

IC22

R188

R19

BF1

C3 C4

C13

C19

C51

R236

R235

R92

C46

C44

R80

R76

R77

R15

C14

C42

BF6

C96

R68

R66

C35

C32

C27

C33

R52

R54 R55

R62

R59

C18

R20

R13

R12

C94

C16

C17

C11

C10

C118

R98

R125

R112

R110

R117

LED1

TEST9

TEST50

TEST56

TEST62

TEST57

TEST63

TEST61 TEST55 TEST58

TEST48 TEST64 TEST59

TEST11

TEST12

TEST52

TEST51

R119

R120 R121 R122

R241

R240

TEST60

R104

R103

R105

R102

R101

R100

R118

R106

R109

R108

R107

R242

TEST31

R111

R124

R123

R97

R196

R197

R243

C87

C71

C70

BF11

BF4

BF18

C130

R191

BF9

C129

C142

BF17

C132

C133

OPAMP2

OPAMP3

C69

C68

BF10

C86

C85

C84

C83

C82

C81

C80

C79

C78

C77

C76

C102

C107

C109

R16 R17

R10

R78

D13

D12

R43

IC10

CP9

R47

C29

C30

R49

R85

C104

R61
R57

R56

R75

R71

R72

R64

R74

R70

R53
R50
R45
R40

C25

IC5

IC3

IC1

C92

CP2

CP1

CP3

CP15

CP16

CP20

CP21

C127

R181

R177
R173
R169
R164

R158

C124

C123
C125

C126

C128

BF16

R178

R170

R159

R165

R183

R175

R166

R174

R182

BF15

CP18

CP13

CP17

CP14

BF5

CP12

CP11

CP7

R35

Summary of Contents for MC561

Page 1: ...Maintenance Manual 12610B MC361 MC561 CX2731MFP...

Page 2: ...other manufacturers and referred to in this guide will not affect the applicability of the information in it Mention of software products manufactured by other companies does not necessarily constitut...

Page 3: ...We strongly recommend the user to maintain the product at the hand of the registered maintenance person of our company Before starting the maintenance work please neutralize the static electricity PR...

Page 4: ...nism 34 2 2 Printing process 38 2 3 Image Scanning process 50 3 MFP INSTALLATION 58 3 1 Precautions and Prohibition 59 3 2 MFP Unpacking Procedure 60 3 3 MFP Installation Instructions 61 3 4 Packed Un...

Page 5: ...assembly and feeder assembly 117 4 2 19 Side L assembly side R assembly and base assembly 118 4 2 20 Feed rollers 119 4 3 Locations to lubricate 120 4 3 1 ADF 121 4 3 2 Printer 128 5 MAINTENANCE MENUS...

Page 6: ...ge Abnormality Error Troubleshooting 253 7 5 8 Network Troubleshooting 255 7 6 Fuse Checking 256 8 CONNECTION DIAGRAMS 257 8 1 Check of resistance values 258 8 2 Layout of parts 262 8 3 Firmware revis...

Page 7: ...Oki Data CONFIDENTIAL 1 CONFIGURATION 1 1 System configuration 8 1 2 Structure of MFP 10 1 3 Offer of Options 11 1 4 Specifications 12 1 5 Interface specifications 30...

Page 8: ...ave Key LED Data in Memory Microcomputer Battery MOTOR DRV IC AFE IC LED Enable SPI Digital LVDS I F AD SPI SSTL2 SD I F SSTL2 SPI USB HS USB USB HS Head I F Local Bus UART SPI I O Port I O Port USB H...

Page 9: ...pping sensor Hopping clutch Rear FAN Front FAN 1st cassette sensor M toner sensor Y toner sensor ID fuse cut Belt unit fuse cut Duplex rear sensor Belt thermistor Duplex front sensor IN sensor Cover o...

Page 10: ...MC361 MC351 ES5461 ES3461 ES3451 CX2731 multi function printers are composed of the following parts Scanner part Electronic photography process part Paper path Control part CU part PU part Power supp...

Page 11: ...Data CONFIDENTIAL 1 CONFIGURATION 1 3 Offer of Options This product can be installed with the following option 1 Additional memory board 256MB 512MB 2 Additional SD memory Card 16GB Class 6 for MC561...

Page 12: ...C361 MC561 Operating environment temperature During operation 10 C to 32 C 17 C to 27 C Full color print quality assurance temperature During non operation 0 C 43 C Power OFF During storage Maximum on...

Page 13: ...1byte 3K other K 2K 3 5K AOS 1byte 3 5K other High Yield No K C M Y 5K Category Item MC351 MC361 MC561 Life Image drum life Continuous 30K 3P J 20K 1P J 15K Transfer belt life 60 000 pages Fuser life...

Page 14: ...its Output level 24 bits R G B each 8 bits color 8 bits grayscale 4 bits CMYK 1 bit monochrome Document size Flat bed 4 13 x 5 8 8 5 x 11 69in 105 x 148 215 9 x 296 6mm ADF 50 sheets 80 g m2 Document...

Page 15: ...ps automatic fallback Document size Flatbed A4 Letter RADF A4 Letter Legal 13 13 5 14 Effective scanning size Within 1 5 mm from top bottom right left of document ends Transmission speed Approx 2 seco...

Page 16: ...of 1mm 0 1 2 0 inch increments of 0 1 inch Margin shift Front Left Top 0 25 mm 0 0 1 0 inch 1mm Step Back Left Top 0 25 mm 0 0 1 0 inch 1mm Step N up Document OFF 2 up 4 up Layout Sorting Horizontal V...

Page 17: ...lossy Photo Allows the user to select the type of images on the document and optimizes the image quality for the image to be scanned according to the selected type Background Removal OFF 1 2 3 4 5 6 B...

Page 18: ...d to open created PDF documents Setting from Admin Setting Either Password to open a document or Access password must be set Not set may not be selected for both Items FX750 Supplement Set Password Re...

Page 19: ...FX750 Address confirmation To Cc Bcc Up to 256 entries Address Book List of Email addresses added to the Address Book Up to 100 Address Book Group Group number Up to 20 Mail Send History Email address...

Page 20: ...ethod Flatbed ADF Auto In Options Direction Left Upper and Duplex can be selected 2 If Auto is selected document is first scanned from ADF and then if there is none in ADF from FBS assuming there is i...

Page 21: ...0 800 1200 2400 4800dpi 19200dpi Scanner s basic performance varies with the selection of Color mode among other settings and if a resolution exceeding this basic performance is specified the driver r...

Page 22: ...tter A4 From ADF Letter A4 From Flatbed Scanning mode Normal 8 dots 3 85 lines mm 203x98dpi Fine 8 dots 7 7 lines mm 203x196dpi Ext Fine 8 dots 15 4 lines mm 203x391dpi Photo 8 dots 7 7 lines mm 203x1...

Page 23: ...board polling transmission Support specify selective polling address Function Description Rx function Receive Print function Effective record size Legal14 Legal13 5 Legal13 Letter A4 Print margin same...

Page 24: ...ply At reception of DNS reply Transmission confirmation report A report printed automatically at reception of DSN reply Auto Deliver Transmission Data Save Auto Deliver IFAX Receive Auto delivery asso...

Page 25: ...No 17 File System Check Report No No No No Yes 18 Scan To Log Report Yes No No No No 19 E Mail Address List Yes No No No No 20 Speed Dial List Yes No No No No 21 Group List Yes No No No No 22 Transmit...

Page 26: ...print One file at a time selected from the panel Print Range The entire file pages cannot be specified Print Mode Paper Size By the current Menu settings Size of paper presently loaded in the tray can...

Page 27: ...pdf jpg jpeg tif tiff Printing sequence Files are printed in the order in which they are attached Maximum number of attached files 10 File size limit Maximum size is 8MB per file Print Mode Paper Size...

Page 28: ...settings input method From Product Web Page Delivery data input source FAX Receive Email Receive Internet FAX Receive Delivery Destination Email Network Folder CIFS FTP HTTP Printing at delivery ON OF...

Page 29: ...CONFIDENTIAL 1 CONFIGURATION Item Description Fax Received Sheets printed with the images received by Fax are counted as printed sheets PC Fax Send Yes E mail to Print Yes Print from USB Memory Yes Co...

Page 30: ...rface Connector and Cable 1 Connector Printer side B receptacle Upstream port Equivalent of UBR24 4K5C00 made by ACON 2 Cable Cable length Specification Cable of USB2 0 spec of less than 5m less than...

Page 31: ...HTTP 1 5 2 2 Network Interface Connector and Cable 1 Connector 100 BASE TX 10 BASE T automatic switch no simultaneous use 1 8 1 5 2 3 Network Interface Signal Pin No Singles Single Direction Functions...

Page 32: ...ent 1 5 3 2 Telephone Line Interface Connector and Cable Printer side RJ 11 Cable side TEL Cable Cable with plug Connector contact arrengement 1 5 3 3 Telephone Line Interface signal Contact No Functi...

Page 33: ...Oki Data CONFIDENTIAL 2 DESCRIPTION OF OPERATION 2 1 Electrophotographic process mechanism 34 2 2 Printing process 38 2 3 Image Scanning process 50...

Page 34: ...lied to it from the backside by the transfer roller so that the toner image is transferred to the paper 5 Fusing Heat and pressure are applied to the toner image on the paper to promote its fusion 6 D...

Page 35: ...e toner 5 Transfer A sheet of paper is placed over the OPC drum surface and an electric charge is given to the paper from its backside by the transfer roller When a high voltage is applied to the tran...

Page 36: ...oller surface is used to control the fuser temperature under designated conditions There is also a thermostat for safety purposes When the heat roller temperature rises above a certain temperature the...

Page 37: ...2 DESCRIPTION OF OPERATION 9 Belt cleaning Toner remaining on the transfer belt is scraped off by the belt cleaning blade and collected into the waste toner box of the transfer belt unit Belt waste to...

Page 38: ...ng of the face up stacker The above refers to the simplex printing operation of the printers and the following explains the duplex printing operation During duplex printing paper which firstly passes...

Page 39: ...per is fed from the 1st Tray 2 After causing the IN sensor to come ON the paper is further carried over a certain distance to finally hit the registration roller This corrects skew of the paper 3 It c...

Page 40: ...Figure 2 4 shows the motions of each of the ID units when the printer is operated for monochrome printing As the lift up motor runs clockwise with the up down clutch ON the lift up link slides to the...

Page 41: ...Face up ejection Face up ejection is available when the face up tray is open In that state the separator FU is fixed in the direction illustrated in Figure 2 6 and the face up tray detection sensor i...

Page 42: ...after the rear end of the paper passes the eject rollers the fuser motor starts running counterclockwise and as a result of this the eject rollers can carry the next paper to the exit It changes from...

Page 43: ...Figure 2 9 when the solenoid is energized the link lever moves causing the cover of the color registration sensor and the density sensor to open 2 As the solenoid is de energized the spring pushes the...

Page 44: ...ast six hours has passed after the previous correction A correction error may be issued due to an inadequate toner amount of a pattern generated a sensor stained with toner deficient opening closing o...

Page 45: ...on If the shut ter operates imperfectly replace the shutter unit If no problem was found by the checks 1 through 3 there is a problem with the circuit Replace each of the color registration sensor boa...

Page 46: ...500 When one or more ID is replaced with a new one When the belt is replaced with a new one When a toner low or toner empty error is cleared by a replacement of a toner cartridge in a toner low or to...

Page 47: ...rinters A shielding plate is mounted inside each ID and rotates in synchronization with toner agitation Moreover each ID has a shutter fitted Each shutter is synchronized with the operation lever of t...

Page 48: ...occurs Since the total page count is incremented when the front end of print media passes the writing sensor a feed jam 380 is also included into the limits on counts according to its jam type If pap...

Page 49: ...e values in the table below Paper size Simplex Duplex LETTER 1 2 EXECUTIVE 1 2 LEGAL14 1 2 LEGAL13 5 1 2 LEGAL13 1 2 A4 1 2 A5 1 2 A6 1 B5 1 2 COM 9 1 COM 10 1 MONARCH 1 DL 1 C5 1 Postcard 1 Double po...

Page 50: ...rical circuit configuration Electrical control of the MFP is executed by the main controller circuit PCB The ASIC of the main controller circuit PCB interpret the input signals that are supplied from...

Page 51: ...instructions given by the connected equipment to implement the print operation Name of the operation modes the overview of the operation and the corresponding print modes are shown in the following ta...

Page 52: ...ided document single sided print operation Outline of document flow is shown below Supplement When a single sided document is selected this operation is performed regardless of the same size mixed doc...

Page 53: ...of document flow is shown below Supplement When a both sided document is selected this operation is performed regardless of the same size mixed documents or different sizes mixed documents Inversion...

Page 54: ...l SET telling that a document is set to the connected equipment via the ADF relay PCB Detection of final document The final document detection sensor PI14 detect if the document that has started of th...

Page 55: ...can be judged from the information if a document exits or not at the corresponding sensor block 2 3 1 6 Power supply Overview of the power supply is shown in the illustration below the power supply b...

Page 56: ...e Bottom Assy Carriage Assy and Flatbed drive block The lamp LED is located on top of the Carriage Assy The light imadiated by the lamp LED rodrenze in this order and reaches the CIMOS Sensor 2 3 2 2...

Page 57: ...ts position The carriage Assy is driven by a belt which is driven by the FB motor Scanner moves at the scan speed corresponding to the respective magnification ratios that are set with reference to th...

Page 58: ...ibition 59 3 2 MFP Unpacking Procedure 60 3 3 MFP Installation Instructions 61 3 4 Packed Units and Attachments 62 3 5 Assembly Procedure 63 3 6 Configuration Page Print 78 3 7 Network Information Pri...

Page 59: ...idge or image drum cartridge into fire Burn may occur by the dust explosion Do not use a highly flammable spray near the MFP Fire may break out as there are high temperature parts inside the printer W...

Page 60: ...MFP INSTALLATION 3 2 MFP Unpacking Procedure Warning Personal injury may occur This MFP weighs about 29kg So lift it up with 2 or more persons Open the upper lid Take out the accessory box Remove the...

Page 61: ...t Humidity 20 to 80 relative humidity Maximum Wet Bulb Temperature 25 C Be careful not to be bedewed When the MFP is to be installed at a place where the humidity is less than 30 use a humidifier or a...

Page 62: ...tact the user s section in charge and follow its instruction Warning Personal injury may occur This MFP weighs about 29kg and should be lifted by 2 or more persons MFP main body Image Drum Cartridges...

Page 63: ...ctive Equipment 1 Remove the 5 adhesive tapes on the outside of MFP Then remove the protection pad 2 Remove the adhesive tapes and open the MP Tray 3 Remove the adhesive tapes and remove the paper 4 C...

Page 64: ...NSTALLATION 6 Remove the adhesive tapes 7 Close the document cover 8 Open the scanner unit 9 Remove the adhesive tapes desiccant and film 10 Press the top cover open button and open the top cover Prot...

Page 65: ...e pressing the blue lever of the fuser unit in the direction of the arrow Protection sheet Blue lever Orenge stopper Note Keep the orange stopper it is necessary to transport it Install Image Drum Car...

Page 66: ...d custom size paper on the tray need to register the size in Paper Setup 1 Flex paper back and forth and then fan it Straighten the edges of the paper stack on a level surface 2 Pull out the paper tra...

Page 67: ...per above the fill line 6 Adjust the paper width guide and the paper stopper to hold the paper in place 7 Push the paper tray until it stops Register the loaded paper on your machine Proceed to Config...

Page 68: ...de to the feeding direction mark 6 Adjust the paper width guide to hold the paper in place 7 Press the tray latch button Register the loaded paper on the MFP Proceed to Configuring the Tray Settings I...

Page 69: ...ents Loading Documents on the Document Glass 1 Lift and open the document glass cover 2 Place a document face down on the document glass If your document is portrait align its top edge to the upper le...

Page 70: ...ot put things on the electric cord Do not bundle up or tie up the electric cord Do not use the damaged electric cord Do not put many loads on one electric outlet Do not connect this MFP to the same ou...

Page 71: ...tray 2 when increase the paper capacity of the MFP After installation need to configure the printer driver settings Important For Mac OS X if you have connected the MFP to a computer via USB you do n...

Page 72: ...dows Server 2008 Windows Vista Windows Server 2003 Windows XP and Windows 2000 select Properties For Windows 7 if you have installed multiple printer drivers select Printer properties OKI MC561 PCL or...

Page 73: ...and then double click Printer Setup Utility 2 Select the name of your machine and then click Show Info 3 Select Installable Options 4 Select the total number of trays installed on your machine for Ava...

Page 74: ...N A 256MB MEM256D 256MB 256MB 512MB MEM512D 256MB 512MB 768MB Note You must use genuine Oki Original Otherwise the memory will not work Switch the power supply of the MFP off and pull out the electri...

Page 75: ...e additional RAM Confirm the Recognition of Memory In order to confirm that the items of option are correctly installed conduct the menu map printing referring to 3 6 Configuration Page Print 1 Confir...

Page 76: ...f the machine while pressing the lock button 3 Pull out the Ethernet USB cable 4 Touch a metallic part of the machine to remove static electricity from your body 5 Loosen the screw and then remove the...

Page 77: ...le into the MFP 12 Press the SETTING key on the control panel 13 Press to select View Information and Press OK 14 Press to select System and Press OK 15 Check the value of SD Memory has 15GB Note The...

Page 78: ...NSTALLATION 3 6 Configuration Page Print Make sure that the MFP operates normally 1 From the panel press Setting button 2 Select Reports 3 Select Configuration Press the down button to go to Configura...

Page 79: ...44473001TH Rev 1 79 Oki Data CONFIDENTIAL 3 MFP INSTALLATION Sample MC361 Sample MC351...

Page 80: ...ork Information Print Make sure that the MFP operates normally 1 From the panel press Setting button 2 Select Reports 3 Select System 4 Select Network Information Press the down button to go to Networ...

Page 81: ...of the USB cable into the USB connection on the back of the MFP 3 Hook the Ethernet cable on the hook of the MFP 4 Attach the interface cover Switch off the power of the MFP and computer Memo Althoug...

Page 82: ...nd of the USB cable into the computer s USB interface connector Important For Windows OSs do not plug the other end of the USB cable into the computer until prompted while driver installation Do not p...

Page 83: ...he computer and MFP 1 Remove the side cover on the right side of the MFP while pressing the lock button 2 Plug one end of the Ethernet cable into the network connection on the back of the MFP 3 Hook t...

Page 84: ...ion of the MFP and the other end into an active telephone jack 2 Attach the supplied connector cover to the TEL connection of the MFP Connecting for Fax and Telephone 1 Plug one end of the supplied te...

Page 85: ...bel paper Label paper 1 0 17 0 2mm Ultra Heavy Label paper 2 1 The set up of the media type at the time of shipment from the factory is Light 2 Thickness and type of paper can be set up by the printer...

Page 86: ...are to detach them Reverse the procedures to attach them The reference part numbers used in this manual such as and do not identical to the part numbers in the maintenance disassembly configuration di...

Page 87: ...lars should be tentatively installed in their original positions 7 Do not use static prone gloves when handling integrated circuits ICs including microprocessors and ROM and RAM chips or circuit board...

Page 88: ...1 3 Screwdriver No 5 200 1 4 Digital multimeter 1 5 Pliers 1 6 Handy vacuum cleaner toner vacuum 1 See note 7 E ring pliers 1 E shaped ring removal Note Use a toner vacuum Using a general purpose vac...

Page 89: ...e disassembly diagrams below 4 2 1 Belt unit 1 Open the scanner and the top cover 2 Remove the image drum unit 3 Turn the two blue lock handles of the belt unit in the direction of the arrows and hold...

Page 90: ...Pull the blue fuser unit lock lever in the direction of the arrow and detach the fuser unit 4 2 3 Left side cover 1 Open the scanner and the top cover 2 Remove the two silver colored screws 3 Unlatch...

Page 91: ...the top cover 2 Remove the cassette assembly 3 Remove the interface cover 4 Loosen the screw to remove the bracket 5 Open the MPT assembly 6 Remove the three screws 7 Unlatch two portions A and seven...

Page 92: ...insulated gloves or be careful not to touch the conductors or terminals of the power supply directly After the AC cord is unplugged the capacitor may take about one minute to discharge completely or d...

Page 93: ...44473001TH Rev 1 93 Oki Data CONFIDENTIAL 4 REPLACEMENT OF PARTS...

Page 94: ...4 2 6 Front cover 1 Remove the left side cover and right side cover See 4 2 3 4 2 4 2 Remove the cover hinge R in the direction of the arrow 3 Remove the cover stay L in the direction of the arrow 4...

Page 95: ...44473001TH Rev 1 95 Oki Data CONFIDENTIAL 4 REPLACEMENT OF PARTS 5 Remove the two screws black and one screw silver coloved to detach the front cover...

Page 96: ...he cover stay L and Remove the cover hinge RB See 4 2 6 2 3 4 3 Open the scanner and remove the two E shaped retainer rings and screw 4 Remove the shaft stopper hinge and remove the shaft guide hinge...

Page 97: ...R assy 1 Open the cover assy top ADF 2 Remove the tray assy document by pull it in the direction of the arrow 3 Open the ADF unit and push the claw of cover ADF R assy 4 Push the portion A Concurrent...

Page 98: ...t 1 Remove the cover ADF R assy See 4 2 71 2 Detach a connector and from the ADF board FX750 and remove the screw to remove the FG cable FG cable 2 Open the ADF unit 3 Remove the ADF unit by insert th...

Page 99: ...pen the ADF unit 2 Remove the sheet document 3 Remove two claws to remove the paper weight assy and two spring PW ADF Claw Claw ADF unit 0 5mm 0 5mm Attention of affix the sheet document 1 Degrease th...

Page 100: ...473001TH Rev 1 100 Oki Data CONFIDENTIAL 4 REPLACEMENT OF PARTS 4 2 7 4 Hinge assy L Hinge assy R 1 Remove the two screws and remove the hinge assy R 2 Remove the two screws and remove the hinge assy...

Page 101: ...5 Cover ADF F Guide assy exit sub ADF assy ADF board FX750 1 Turn the ADF unit upside down and remove the support sponge 2 Remove the guide assy exit sub by pull it in the direction of the arrow 3 Op...

Page 102: ...REPLACEMENT OF PARTS 7 Remove the screw silver and remove the ADF board FX750 8 Remove the two screws black and remove the ADF assy 5 Push the portion A 2 places Concurrent to push the 4 A 6 Remove t...

Page 103: ...the guide assy C 6 Remove the guide assy D 7 Remove the two screws silver and remove the motor pulse belt 8 Remove the E type retaining ring and remove the clutch 9 Remove the plate FG S 10 Remove th...

Page 104: ...ssy separator Spring separator Rubber friction 1 Remove the guide A sub with rubber friction 2 Remove the frame assy separator and spring separator Note If change the Remove the then degrease the and...

Page 105: ...a CONFIDENTIAL 4 REPLACEMENT OF PARTS 4 2 7 9 Cable ADF Reg SNS 1 Remove the cable 4 2 7 10 Frame assy OP 1 Remove the eight claws to remove the frame assy OP 2 Remove the screw to remove FG cable Vie...

Page 106: ...ght latehes to remove the cover op panel 6 Remove the cover KB assy 7 Remove the film one touch and sheet one touch 8 claws ViewA ViewA 8 Latches 4 2 7 12 Frame OP panel OPE board MC361 1 Remove the e...

Page 107: ...1 Remove the eight claws to remove the OPE board 2 Remove the rubber pad R and rubber pad L 3 Remove the button and lens to 4 Remove the cover bottom and cover cable and LCD assy 5 Remove the eleven l...

Page 108: ...he four screws silver and remove the plate shield SU 11 Remove the all SU board cable etc 12 Remove the four screws silver and remove the SU board 13 Remove the two screws black 14 Remove the plate SU...

Page 109: ...44473001TH Rev 1 109 Oki Data CONFIDENTIAL 4 REPLACEMENT OF PARTS C C A A D B B D...

Page 110: ...t disengage two portions to detach the face up tray 4 2 9 Rear cover 1 Remove the left side cover and the right side cover See 4 2 3 4 2 4 2 Remove the three silver colored screws 3 Unlatch two portio...

Page 111: ...arrow to unlatch the portion A and then the portion B to detach the LED assembly 3 Turning the LED assembly springs clockwise detach it Latch B Latch A Top cover Diagram 1 Diagram 2 Latch A 4 2 11 Ima...

Page 112: ...sembly and then the LED head cables 3 Remove the two screws to remove the plate rear 4 Remove the silver colored screw and then the two E shaped retainer rings to detach the top cover 4 2 13 Top cover...

Page 113: ...4473001TH Rev 1 113 Oki Data CONFIDENTIAL 4 REPLACEMENT OF PARTS 4 2 14 MPT assembly 1 Remove the cassette assembly 2 Open the MPT assembly 3 Pull the direction of the arrow and remove the MPT assembl...

Page 114: ...ews and the FG screw to remove the plate support the AC inlet the shaft and the switch 7 Remove the four silver colored screws to detach the image drum motor 3 Remove the screw to detach the cover ope...

Page 115: ...er supply board 1 Remove the right side cover and the CU PU PCB 2 Remove the four silver colored screws to remove the film PUCU board and the plate board 3 Remove the two silver colored screw to remov...

Page 116: ...Detach the guide ejection assembly 4 Remove the two silver colored screws to detach the fuser connector assembly 5 Remove the film PUCU board and the film power board 6 Remove the silver colored scre...

Page 117: ...e shield assembly the operator panel assembly the cover open switch and the frame MPT side 2 Remove the RGSNS HPSNS and MPC cables of the PU CUPCB 3 Remove the two silver colored screws to remove the...

Page 118: ...e rear cover the top cover assembly the operator panel assembly the feeder assembly the guide ejection assembly and the registration assembly 2 Remove the four silver colored screws to remove the plat...

Page 119: ...ove the cassette 2 Lift the tab of the front paper feed roller outward slide the front paper feed roller to the left and remove it 3 Press the tab on the black cover attached to the left side of the r...

Page 120: ...r disassembly except that after lubricant is wiped off locations the appropriate lubricant specified must be applied to the locations Each number circled accompanied with the number and name of a draw...

Page 121: ...ply a large amount of MOLYKOTE EM D110 to the hatched area Grease lump possibility Application Direction 2 44527201PP Slider Inner EM D110 Class A Apply a small amount of MOLYKOTE EM D110 to the surfa...

Page 122: ...E Apply a large amount of MOLYKOTE EM D110 to the sliding surface hatched areas 44659101PA Gear Idle Assy Gear Planet SF 133 Class C Apply a normal amount of HANARL SF 133 to the hatched area all cir...

Page 123: ...EM 30LP to the hatched area EM D110 Class C Apply a normal amount of MOLYKOTE EM D110 to the hatched area all circumference of shaft EM 30LP Class C Apply a normal amount of MOLYKOTE EM 30LP to the ha...

Page 124: ...3 Class C Apply a normal amount of HANARL SF 133 to the hatched area all circumference of post SF 133 Class C Apply a normal amount of HANARL SF 133 to the hatched area all circumference of the slidin...

Page 125: ...ence Apply a normal amount of MOLYKOTE EM 30LP to the hatched area to the whole circle of gear tooth Apply to 3 places Apply a normal amount of MOLYKOTE to the hatched area to 3 places on the gear too...

Page 126: ...10 to the hatched area Apply a small amount of MOLYKOTE EM D110 to the hatched area rib surface 44538701PA Tray Assy Document 44538801_Tray Document SF 133 Class C SF 133 Class C Leave it for about 3m...

Page 127: ...4901PA Roller Assy Eject ADF EM 30LP Class A Lever Separator EX Washer A Roller Eject ADF Apply a normal amount of MOLYKOTE EM 30LP to the hatched area Apply a normal amount of MOLYKOTE EM 30LP to sli...

Page 128: ...ply a normal amount of MOLYKOTE EM 30LP to the whole circle of 4places EM 30LP Class C Apply a normal amount of MOLYKOTE EM 30LP to the whole circle of hatched areas Shaft end surface side Gear Reduct...

Page 129: ...net Gear Reduct FU Gear Liftup A Motor DC FU Gear Idle DUP EM 30LP Class B Apply a normal amount of MOLYKOTE EM 30LP to the whole circle of gear teeth 2 places EM 30LP Class B x2 Apply a normal amount...

Page 130: ...a normal amount of MOLYKOTE EM 30LP to the whole circle of gear teeth 4 places Grease prohibition EM 30LP Class A Apply a small amount of MOLYKOTE EM 30LP to the hatched areas EM 30LP Class A Apply a...

Page 131: ...of MOLYKOTE EM 30LP to the hatched areas EM 30LP Class A Apply a small amount of MOLYKOTE EM 30LP to the hatched areas EM 30LP Class C Apply a normal amount of MOLYKOTE EM 30LP to the gear tooth tops...

Page 132: ...OTE EM 30LP to the hatched areas Center of shaft EM 30LP Class A Apply a normal amount of MOLYKOTE EM 30LP to the hatched areas Side of roller and ditch of shaft The other side is also the same Two pl...

Page 133: ...E EM 30LP to the hatched areas Shaft end surface side Plate Feed B_Caulking EM 30LP Class C Apply a normal amount of MOLYKOTE EM 30LP to the hatched areas Shaft end surface side Plate Feed A_Caulking...

Page 134: ...rame Assy Regist EM 30LP Class C Apply a normal amount of MOLYKOTE EM 30LP to the hatched areas Post end surface side 44364101PA Eject Assy Gear Idle_Exit Z38 EM 30LP Class C Apply a normal amount of...

Page 135: ...001PA Printer Unit PX750 2 44453001PA Printer Unit PX750 Spring Torsion L Spring Torsion R Cover Top Assy Panmotoroil Class C Apply a normal amount of Panmotoroil to the portion of the slot of solid c...

Page 136: ...Shaft hatched areas GE 334C Class C Apply a normal amount of FLOIL GE 334C to contact portion 4 places EM 30LP Class C Apply a normal amount of MOLYKOTE EM 30LP to the end face of Plate R hatched are...

Page 137: ...tion Both side EM 30LP Class C Apply a normal amount of MOLYKOTE EM30LP to bearin portion Both side GE 334C Class C Apply a normal amount of FLOIL GE 334C to bearin portion 2 places EM 30LP Class B Ap...

Page 138: ...Assy Stacker Hatched areas Cover Rear SF 133 Class B Apply a normal amount of HANAL SF 133 to the hatched areas Hatched areas 44359201PA Frame Assy MPT Note 1 Note 1 Note 1 Roller Pitch Shaft Idle Du...

Page 139: ...ddition to general menus The menus intended for adjustment purposes should be selected 5 1 Maintenance Menu 140 5 2 Service Bit Menu 148 5 3 Maintenance Utility 149 5 4 Various printing of the printer...

Page 140: ...conditions SD card inserted Boot Menu Storage Setup Enable SD Card is Yes Format Flash Memory Execute Formats flash ROM memory When this command is executed the menu is exited and formatting of the re...

Page 141: ...the buzzer pattern use the error sound three buzzes Copy Maintenance Color Copy Enable Disable Switches between enabling and disabling pressing the color start key during copying If this is set to dis...

Page 142: ...f the media until actual reading ends Adjust in intervals of one step 4 600 dpi 0 17 mm ADF Back side Front Edge 30 30 mm 0 0 0 When reading a document from the ADF add a value for the basic value whe...

Page 143: ...nel display CIS light testing and Cancel Check CIS 300dpi 600dpi 1200dpi Results displayed CCD_SIG9_WID_H 0 x 000000 CCD_SIG2_WID_H 0 x 000000 Check CIS maintenance displays the exposure time at each...

Page 144: ...7 25h R38 26h R39 27h R40 28h R41 29h R42 2Ah R43 2Bh Change AFE IC register settings 3 9 settings Then read the document using PC Scan W Display message showing that settings are complete R Display r...

Page 145: ...d the state of each sensor H L Examples of this display are shown below MEDIA H L SCAN H L REVERSE H L ADF CVR H L FB H L Display sensor status H L in real time Change the content of the display as ne...

Page 146: ...e only to service personnel On Off When this is set to off the user has access only to certain menus Note This is displayed only for destinations JP1 and JPOEM Country Code U S A International United...

Page 147: ...Hz 1650Hz 1100Hz Tone send test conducted DP Send Test 0 9 Key DP send test conducted MF Send Test 0 9 Key MF send test conducted Modem Signal Send Test V 34 33 6Kbps V 34 28 8Kbps V 17 14 4Kbps V 17...

Page 148: ...Jordan Argentina Brazil South Africa Belarus Moldova Turkey Ukraine 4 A R Full Print ON OFF It only shows when ServiceBit ON ON ON ON 5 Tone For Echo For Transmission Enable Disable It only shows when...

Page 149: ...ed with the board replacement function e g due to an interface error 2 4 1 1 10 3 Unavailable Option Adjustment Section in Maintenance Utility Operating Manual Operation from operator panel section in...

Page 150: ...solely and send a download file 2 4 1 4 1 Perform local printing refer to System Specification 18 Switch scan test Executes the switch scan test Purpose To check each sensor for operation 2 4 1 5 1 1...

Page 151: ...olling parts Operation 1 Under ONLINE state press the START key for 2 seconds then release it Network Information printing Operation 1 Under ONLINE state press the TEST switch which is at the side of...

Page 152: ...ver Open and CANCEL switch Despite of warning error always start by online mode factory support function If the function is available the LED will be in lighting state for 2 seconds 2 Cover Open and S...

Page 153: ...ion cannot be removed Configure CU block serial number information Maintenance Utility Operating Manual section 2 4 1 1 9 4 when the setting information cannot be removed Note When removing or writing...

Page 154: ...PU serial number is performed by printing Status Page After the configuration in the UK factory when facing OEL the PU serial number is taken as Lot Number and shown in the Lot Number column of the l...

Page 155: ...lears life information about units including the belt toner and image drums causing errors in managing the lives of the units until the units are replaced Below is the counts cleared with such CU PU b...

Page 156: ...density correction At shipment the density correction mode of printer is set to Auto if the user set it to Manual mode the density in use will be changed thus the density might appear strange Note Thi...

Page 157: ...6 1 Recommended substitutes 158 6 2 Cleaning 159 6 3 Cleaning LED lens array 160 6 4 Cleaning the Paper Feed Roller 162 6 5 Cleaning the Paper Feed Rollers for MP Tray 163 6 6 Cleaning Rollers in the...

Page 158: ...failures may arise Part Name Parts No Frame Assy Retard 44384701 Roller Assy Hopping 44483301 Roller Assy Pick Up 44483601 Frame Assy Separator 43922402 Roller Assy MPT 43922301 Note 1 Consumables ima...

Page 159: ...R MAINTENANCE 6 2 Cleaning If necessary users should use soft cloths and minitype cleaner to clean the inside and outside of the machine Note Don t touch image drum terminals LED lens array and LED he...

Page 160: ...NTENANCE 6 3 Cleaning LED lens array If there appear white vertical lines or white stripe white defection light printing please clean your LED lens array Note Make sure to use soft tissues to clean th...

Page 161: ...ch off the power supply 2 Lift the scanner 3 Press OPEN button and open the top cover Caution Personal injuries may occur The fuser unit is extremely hot Do not touch it 4 Lightly wipe the lens 4 poin...

Page 162: ...urface of roller please use soft cloths to clean it Cleaning paper Feed Rollers and pad Note The following images use tray 1 as an example but the same procedure applies to tray 2 1 Pull out the paper...

Page 163: ...er Feed Rollers for MP Tray 1 Open the MP tray 2 While pressing the tab of the paper feed roller cover to the right open the cover 3 Wipe the paper feed roller with a soft cloth lightly moistened with...

Page 164: ...ended to clean the rollers once a month 1 Thrn off the power of MFP 2 Open the ADF cover Note If the rollers get too dirty wipe them with a soft cloth lightly moistened with neutral detergent and then...

Page 165: ...ity of the printouts 1 Open the document glass cover 2 Wipe the document holding pad document glass and ADF document glass surface with a soft cloth lightly moistened with water Caution Do not use ben...

Page 166: ...Precautions prior to repair 167 7 2 Items to be checked prior to taking action on abnormal images 167 7 3 Precautions when taking action on abnormal images 167 7 4 Preparations for troubleshooting 16...

Page 167: ...t 2 Check to see if the consumables toner drum cartridges are replaced properly 3 Check to see if the right paper is used See the paper specifications 4 Check to see if the drum cartridges are install...

Page 168: ...itializing Shutdown No Category PJL Status Code Error Warning Description 1 Initializing 1 2 3 4 5 Menu Resetting Indicates that EEPROM of the controller side is being reset The condition that EEPROM...

Page 169: ...is being checked Process Check of File System is valid to start from Management Storage Maint Setup Check File System of Admin Setup Menu 5 Initializing 1 2 3 4 5 Erasing Disk Indicates that the SD C...

Page 170: ...n written successfully No Category PJL Status Code Error Warning Description 6 Normal 40828 1 2 3 4 5 Please check data Message Data Write Error CODE Indicates that writing of message data to be uploa...

Page 171: ...rror 3 Device allocation error 4 No device space 5 File writing failure 6 CU F W mismatch 14 Normal 10798 1 2 3 4 5 SIP update in progress Indicates that downloading the SIP firmware data No Category...

Page 172: ...No Category PJL Status Code Error Warning Description 24 Normal 30114 10827 1 2 3 4 5 Received invalid data Please see Help for details 356 200 204Close Invalid data was received Press the On line swi...

Page 173: ...m function to function It is desirable to return to the same screen 32 Normal 30937 1 2 3 4 5 Color toner empty Job cancel ed 356 200 204Close Notifies the user that the color toner is empty and that...

Page 174: ...uring job spooling 43 Normal 10023 1 2 3 4 5 Processing Data receiving or output processing No Category PJL Status Code Error Warning Description 44 Normal 10096 1 2 3 4 5 Data present Un printed data...

Page 175: ...inting of a network setup will be started 52 Normal 10891 1 2 3 4 5 MFP Usage printing Printing MFP Usage Report 53 Normal 10889 1 2 3 4 5 Scan To Log printing Printing Scan to Log No Category PJL Sta...

Page 176: ...ta is displayed It is no relation with this status 57 Normal 10007 1 2 3 4 5 Deleting data Indicates that job cancellation has been instructed and data is being ignored until the job completion No Cat...

Page 177: ...ected document size Scan Size setting isn t Auto the selected scan size No Category PJL Status Code Error Warning Description 63 Normal 10994 10988 1 2 3 4 5 Preparing Executing Auto Density Adjustmen...

Page 178: ...Error Warning Description 72 Normal 1 2 3 4 5 Copy Screen Please set next document Scan To Fax Sending Screen Please set next document This screen is displayed at the time of the scanning completed in...

Page 179: ...t the F code PollingRX is done by using speed dial display field is the following A dial number is displayed during dialing An entry name is displayed in fax no field during fax receiving No Category...

Page 180: ...fax no is displayed during both dialing and sending 84 Normal 1 2 3 4 5 Cancelling Indicates that the scanning for fax senfing is cancelling by pressing Stop key No Category PJL Status Code Error Warn...

Page 181: ...message displayed 90 Normal 10799 1 2 3 4 5 Address Book printing Indicates that printing of E mail address list and Group address list that they are registered in Address Book No Category PJL Status...

Page 182: ...data list 104 Normal 10793 1 2 3 4 5 Data transmission in progress Indicates that scanned image data sending to PC No Category PJL Status Code Error Warning Description 105 Normal 1 2 3 4 5 This stat...

Page 183: ...ory Indicates that a file is being read from a USB memory Pressing Stop key will cancel the job 115 Normal 1 2 3 4 5 Cancelling Indicates that reading from a USB memory is being cancelled No Category...

Page 184: ...2 3 4 5 Please install new COLOR Toner Cartridge Please see Help for details It shows the toner cartridge of authorized 3rd party RFID Licensed to 3rd party COLOR Y M C K No Category PJL Status Code...

Page 185: ...Please change Belt Unit Please see Help for details Notifies the life of the belt unit warning This appears when the cover was opened and closed just after the belt life error occurred No Category PJ...

Page 186: ...me of Shipping Mode Therefore this status does not occur in a user environment No Category PJL Status Code Error Warning Description 17 Warning 10885 1 2 3 4 5 Density Color Calibration Density Adjust...

Page 187: ...gory PJL Status Code Error Warning Description 22 Warning 10975 1 2 3 4 5 COLOR Low Density Error Density Adjustment ID ERROR LED out of focus is assumed PU firmware does not notify this warning to CU...

Page 188: ...Y The tray is empty Treated as Warning until printing to the empty tray is designated TRAY Tray1 Tray2 No Category PJL Status Code Error Warning Description 28 Warning 1090x 1 2 3 4 5 TRAY missing Ple...

Page 189: ...K is empty both Color and Mono Start key LEDs go out When any toner except K is empty Mono Start key LED is on Color Start key LED go out No Category PJL Status Code Error Warning Description 33 Warni...

Page 190: ...a the USB port Indicates that Print Timeout is disabled 35 Warning 1 2 3 4 5 PDF Cache Write Error 356 200 204Close Notifies that writing a PDF file to the cache has failed When an SD card is not used...

Page 191: ...ancel Indicates removal of the paper cassette of Tray 1 that is a paper path in attempting to print from Tray 2 No Category PJL Status Code Error Warning Description 4 Error 46012 1 2 3 4 5 Please clo...

Page 192: ...h most priolity error code are displayed Example When this error occurs in all toners YMCK Toner Regional Mismatch 554 When this error occurs in MC toners MC Toner Regional Mismatch 555 No Category PJ...

Page 193: ...L Status Code Error Warning Description 10 Error 40944 Y 40945 M 40946 C 40943 K 1 2 3 4 5 COLOR Toner Cartridge Region Mismatch ERRCODE Please see Help for details The signature ID of toner cartridge...

Page 194: ...ing and continue No Category PJL Status Code Error Warning Description 14 Error 40077 1 2 3 4 5 Paper Jam 390 Please open the scanner unit and the top cover Please see Help for details Paper Jam occur...

Page 195: ...ies 3 digits error code No Category PJL Status Code Error Warning Description 24 Error 40970 1 2 3 4 5 Please change Belt Unit 355 Please see Help for details Notifies the transfer belt has reached it...

Page 196: ...Lamp Error Please call service CODE Please see Help for details Indicates that the lamp error is occured This message is displayed because of the light intensity of lamp is weaker CODE details 1 Calib...

Page 197: ...356 200 204Close Indicates that failed to login in SMTP server 45 Error 40762 1 2 3 4 5 SMTP Auth Unsupported Please see Help for details 356 200 204Close Indicates that authentification is unsupport...

Page 198: ...nting and printing stopped No Category PJL Status Code Error Warning Description 54 Error 411yy yy paper size 1 2 3 4 5 Please install paper on MP Tray Please set paper MEDIA_SIZE To cancel select Can...

Page 199: ...32000 32026 1 2 3 4 5 Disk Use Failed FS_ERR Please see Help for details 356 200 204Close A disk error is occurred which is other than the file system fill or the disk write protected Operation that d...

Page 200: ...4 5 Tray Media Mismatch ERRCODE Please install paper MEDIA_SIZE MEDIA_TYPE on TRAY The media type in the tray and the print data do not match Load paper that was set in MEDIA_SIZE and MEDIA_TYPE in t...

Page 201: ...ry PJL Status Code Error Warning Description 64 Error 40735 40759 40748 40591 40710 1 2 3 4 5 Memory Overflow Please see Help for details 356 200 204Close Indicates that Memory Overflow is occurred du...

Page 202: ...e enough free space in strage device FTP Server 71 Error 40741 1 2 3 4 5 Please change File Name Please see Help for details 356 200 204Close Indicates that the file sending is failed because of the f...

Page 203: ...5 SIP Firmware Missing Indicates that the firmware in board can not be detected No Category PJL Status Code Error Warning Description 4 Error 1 2 3 4 5 Inspection is required PU Flash Error It is show...

Page 204: ...or occurred For more information see Service Calls List ERRCODE specifies 3 digits decimal error code CODE specifies error code that is the detailed error cause 2 digits hexadecimal The message of fat...

Page 205: ...E Error CODE A fatal error occurred For more information see Service Calls List ERRCODE specifies 3 digits decimal error code CODE specifies error code that is the detailed error cause The message of...

Page 206: ...place the RAM DIMM Replace the CU PU board Inspection is required 040 Error CU EEPROM error Is the error display provided again Yes Turn off and on the MFP Replace the CU PU board Display Cause Error...

Page 207: ...rd Display Cause Error details Measure Inspection is required 112 Error The 2nd tray for a model different from the MFP was detected Is the 2nd tray for the MFP installed No Install proper 2nd tray In...

Page 208: ...r Is the belt unit installed properly Does the error occur again No Yes Yes Re install it Turn off and on the MFP Be sure of cable connection and then replace the CU PU board Display Cause Error detai...

Page 209: ...ure of connector connection Replace the option unit Power OFF ON 190 Error System memory overflow Does the error occur again Yes Turn off and on the MFP Replace the CU PU unit Display Cause Error deta...

Page 210: ...ower OFF ON 928 Error Fuser motor lock error The fuser does not operate properly Does the error occur again Yes Yes Check that the fuser is properly installed Replace the fuser Replace the fuser motor...

Page 211: ...ation code See Table 2 Bit rate ECM 1 ECM 0 Non ECM V34 1 V34 0 V17 or less Encoding Method 00 MH 01 MR 10 MMR 11 JBIG Error Code is contained by 4 Hex values The contents are as follows Bit rate Valu...

Page 212: ...eceiving 21 46 Phase B Response Rec Error Failed to receive a control signal at the time of sending Including SUB discrepancy in confidential sending 22 47 Phase B Invalid Command Response Rx Received...

Page 213: ...am occurs during taking in the paper into Duplex unit 236 8 3 Two sided printing jam occurs in the process of reversing paper 237 8 4 Two sided printing jam occurs during transporting paper inside the...

Page 214: ...connecting SU PCB to operation panel PCB Check for broken wires using a tester Check visually whether the sheath peels Replace the cable with a good cable Check item Checking Action in case of fail 1...

Page 215: ...r supply unit and CU PU PCB Make sure the low voltage power supply unit is connected to the POWER connector on the PU CU PCB properly Check whether the cable connector is half connected or tilted or w...

Page 216: ...ates properly using the self diagnosis mode Check by detection of a load Noise that sounds like pooh is made when there is a fault Replace the consumable s When testing with a new consumable part use...

Page 217: ...paper inside Remove the foreign body 2 4 Slow starting time Confirmation Items Confirmation Tasks Action at NG 2 4 1 Check a fuser unit Halogen lamp Confirm the wattage of the halogen lamp mounted in...

Page 218: ...refer to the instructions on how to clear paper jams by pressing the HELP key while the error message is displayed Error Code 370 371 1 Remove any documents from the document tray 2 Open the scanner...

Page 219: ...the MFP handle 10 Push the locking levers on each side of the fuser unit to the lock position 11 Hold the blue handles of the image drum unit with both hands and place it into the MFP 12 Close the top...

Page 220: ...image drum unit with black paper or a black bag 5 Remove any jammed paper in the direction of the arrow If all the paper comes out go to step 10 If the top edge of the paper cannot be seen go to step...

Page 221: ...o the MFP 11 Close the top cover and scanner unit lock levers Error Code 380 390 1 Remove any documents from the document tray 2 Remove any paper in the MP tray 3 Open the scanner unit 4 Press the top...

Page 222: ...place it into the MFP 8 Close the top cover and scanner unit Error Code 381 382 385 1 Remove any documents from the document tray 2 Open the scanner unit 3 Press the top cover open button and open the...

Page 223: ...ft the fuser unit out of the MFP lever lever handle 8 While pushing the jam release lever of the fuser unit gently pull jammed paper directly outward 9 Hold the fuser unit handle and place the fuser u...

Page 224: ...Hold the blue handles of the image drum unit with both hands and lift it out of the MFP and then place it on a flat surface Cover the image drum unit with black paper or a black bag handles blue 5 Re...

Page 225: ...d remove the paper cassette of the indicated tray 2 Remove jammed paper 3 Push the paper cassette back into the tray 4 Open the scanner unit 5 Open and close the top cover 6 Close the scanner unit Doc...

Page 226: ...ntly pull it out If the edge of the document can been seen under the paper guide lift the paper guide and then pull out the document paper guide 4 Close the ADF cover document tray If the edge of the...

Page 227: ...the sensors Replace the CU PU board 3 2 Jam occurs immediately after the paper feed is started 1st tray Check item Check operation Actions for NG results 3 2 1 Check condition of the paper running pa...

Page 228: ...PSIZE connector of the PU board and check that approx 3 4 can be measured between pin 1 pin 2 at the cable end and that approx 5 can be measured between pin 3 pin 4 respectively Replace the paper feed...

Page 229: ...e CU PU board HPSNS and RGSNS connector 16 HPSNS pin 2 Hopping sensor RGSNS pin 5 IN sensor RGSNS pin 2 WR sensor Confirm that the above signal levels change when the sensor lever is operated Replace...

Page 230: ...imately 3 4 or 5 between the pins 1 and 2 and between the pins 3 and 4 at the cord side Replace the paper feed motor 7 5 4 5 Paper feed jam error code 390 Multipurpose tray 5 1 Jam occurs immediately...

Page 231: ...Check item Check operation Actions for NG results 5 2 3 Motor operation check Paper feed motor Confirm that the paper feed motor works normally by using the Motor Clutch Test of the self diagnostic mo...

Page 232: ...running path Paper running path on the belt Remove the ID unit and check if paper is jammed or not in the paper running path Remove the jammed paper 6 2 2 Check condition of the mechanical parts Chec...

Page 233: ...the following resistance exists between the corresponding pins at the cable side CU PU board HOP connector 1 Between pin 1 pin 2 Approx 3 4 or approx 5 Between pin 3 pin 4 Approx 3 4 or approx 5 CU PU...

Page 234: ...tall the fuser unit correctly in a printer 7 5 4 7 Paper unloading jam error code 382 7 1 Paper unloading jam occurs immediately after the power is turned on Check item Check operation Actions for NG...

Page 235: ...paper unloading motor becomes difficult to rotate or not Correct the portion that becomes mechanical load 7 2 2 Check condition of the mechanical parts Sensor lever of the paper exit sensor Check if s...

Page 236: ...cover of the Duplex paper running path and check if any paper remains inside of the Duplex unit Remove the jammed paper Check item Check operation Actions for NG results 8 1 2 Check condition of the m...

Page 237: ...eplace the CU PU board the sensor or its connection cord 8 3 2 Motor operation check Fuser motor Visually check whether paper started being reversed When no paper reversing operation has performed che...

Page 238: ...l load during the Up movement Mechanical load during installation and removal of the ID unit Check if abnormal heavy load is applied when removing the ID unit IReplace the ID unit or replace the right...

Page 239: ...p Down link levers Check if the slant surface of the link lever is coated by grease or not Apply grease Assembled condition of the right and left Up Down link levers Check if any part exists or not in...

Page 240: ...ction of the lower temperature than the actual temperature of fuser unit Remove the heater cover and check warpage of sensor by visual inspection Replace the fuser unit If any attempt of using new fus...

Page 241: ...4 5 and 6 0VL Pins 10 11 and 12 0VP Replace the low voltage power supply 7 5 4 13 Print speed is slow Performance is low 13 1 Print speed decreases Check item Check operation Actions for NG results 13...

Page 242: ...heck that measurements taken at both ends of each capacitor CP6 C530 C330 and CP8 C510 C310 show 5V See section 7 6 Or instead of the above check if each fuse F501 C530 C330 and F6 C510 C310 is open o...

Page 243: ...be operating normally in the printer itself by the above paragraph 1 install the TC and the ID unit to check operations by observing display on the Operator Panel 2 If the ID unit works normally the...

Page 244: ...any cables by visual inspection Replace the FFC with the normal FFC Check item Check operation Actions for NG results 18 1 2 Environment condition Sharp change of environment condition Is the environ...

Page 245: ...lutch Photo Interrupter 3P EXIT REAR Cover 2P Humidity sensor Photo Interrupter 3P Photo Interrupter 3P Dup Rear Dup Front 5P Density Seneor 16P Drawer Connector Option I F TRAY Connector 4P 8P 10P 6P...

Page 246: ...4 2 Fine lines white see Fig 7 2 F 250 5 Print quality problems appear periodically see Fig 7 2 E 251 5 1 Print quality problems appear vertically and periodically 251 6 Color misregistration is signi...

Page 247: ...rly set into the LED head holder Check the tension spring on the both sides if they are set properly Correct them so that they are properly set 1 1 3 Print media Media type Check if the media used for...

Page 248: ...elect FUSE KEEP MODE of the system maintenance menu Toner leakage Is toner leaking from any ID unit or toner cartridge Replace any applicable ID unit or toner cartridge When using a new ID unit as a t...

Page 249: ...NG results 3 1 1 Toner state Remaining toner amount Check if the amount of toner remaining in toner cartridges is sufficient Replace any toner cartridge with little toner 3 1 2 Exposure state LED hea...

Page 250: ...lines colored see Fig 7 2 D Check item Check operation Actions for NG results 4 1 1 ID unit state ID unit filming Were pages printed with toner empty Replace any applicable toner cartridge with a new...

Page 251: ...peration Actions for NG results 6 1 1 Color registration adjustment result Time of color registration adjustment if it is normal correction takes about 40 seconds Execute REG ADJUST TEST in the self d...

Page 252: ...ly properly See Fig 7 3 Replace any applicable ID unit or high voltage board or correct any applicable high voltage terminal When using a new ID unit as a try select FUSE KEEP MODE of the system maint...

Page 253: ...image Color of the copy image becomes slightly thin Color of the copy image becomes dark Color of the copy image becomes abnormal Print position of the copy image is shifted Required equipment and too...

Page 254: ...EP6 No 5 STEP5 No 6 STEP7 No 6 4 9 11 Jitta STEP1 No 7 STEP2 No 7 Perform the inspection in each step For the method of using the tool refer to the Image Inspection System Operation Manual This is the...

Page 255: ...information Rewrite the NIC Firmware by utility 3 Check the content of network information Check IP address Subnet mask Gateway address Print out the network information Check IP address Subnet mask G...

Page 256: ...PT clutch Duplex clutch F6 Cover open High voltage board ID fan belt motor F3 Service Call 121 The operator panel backlight blackout PU 5V F5 No display on the operator panel CU PU 3 3V F501 Service C...

Page 257: ...Oki Data CONFIDENTIAL 8 CONNECTION DIAGRAMS 8 1 Check of resistance values 258 8 2 Layout of parts 262 8 3 Firmware revision numbers 275...

Page 258: ...8 CONNECTION DIAGRAMS 8 1 Check of resistance values Unit Circuit diagram and composition Part drawing Resistance value Transport belt motor M 1 2 3 4 Between pins 1 and 2 3 4 Between pins 3 and 4 3...

Page 259: ...RAMS Unit Circuit diagram and composition Part drawing Resistance value Fuser motor IP1 Both ends of IP1 1 or less Feed motor M 1 2 3 4 Between pins 1 and 2 3 4 Between pins 3 and 4 3 4 2nd feed motor...

Page 260: ...IDENTIAL 8 CONNECTION DIAGRAMS Unit Circuit diagram and composition Part drawing Resistance value ADF motor M 1 2 3 4 Between pins 1 and 2 3 4 Between pins 3 and 4 3 4 FB motor M 1 2 3 4 Between pins...

Page 261: ...A1 A2 Lower thermistor B1 B2 Frame thermistor A3 A4 B3 B4 Fuse 2 A5 4 3 2 1 1 3 B1 2 3 4 4 Between pins 1 and 2 Several ohms to several tens of ohms Between pins 3 and 4 Several ohms to several tens...

Page 262: ...IC19 IC20 R238 R239 R240 R241 Q21 R168 R169 R167 C67 R194 R197 R199 R200 R203 R160 R142 R141 R135 R130 R131 R127 RM11 RM12 RM13 TEST7 R279 TEST18 TEST17 R132 R138 R144 R145 R137 R136 R143 R142 CD2 R1...

Page 263: ...509 C692 C693 R801 C731 C687 R652 RM513 RM514 RM515 RM502 RM503 RM504 RM505 RM507 RM506 RM508 RM509 RM510 R591 R593 R594 R595 R596 R583 R564 R585 R586 C548 C531 C512 R527 R526 C514 C516 IC501 IC502 C7...

Page 264: ...241 Q21 R168 R169 R167 C67 R194 R197 R199 R200 R203 R160 R142 R141 R135 R130 R131 R127 RM11 RM12 RM13 TEST7 R279 TEST18 TEST17 R132 R138 R144 R145 R137 R136 R143 R142 CD2 R170 R171 R161 IC16 IC21 LAN...

Page 265: ...D509 C692 C693 R801 C731 C687 R652 RM513 RM514 RM515 RM502 RM503 RM504 RM505 RM507 RM506 RM508 RM509 RM510 R591 R593 R594 R595 R596 R583 R564 R585 R586 C548 C531 C512 R527 R526 C514 C516 IC501 IC502...

Page 266: ...D505 D506 D504 J506 R518 R526 C503 R514 R515 J502 R507 D502 D503 J518 R520 R508 R509 R510 J504 IC501 C535 J524 R580 C534 R577 C533 R579 J523 J516 R575 R559 C532 R576 R558 R574 R573 R572 R517 J522 R571...

Page 267: ...71 SW67 SW33 SW22 SW11 SW9 SW8 SW7 SW6 SW5 SW4 SW3 SW2 SW1 SW20 SW28 SW27 SW26 SW25 SW24 SW23 SW40 SW37 SW41 SW38 SW42 SW50 SW60 SW62 SW64 SW66 SW65 SW63 SW61 SW59 SW57 SW58 SW56 C501 SW49 SW45 SW48 S...

Page 268: ...44473001TH Rev 1 268 Oki Data CONFIDENTIAL 8 CONNECTION DIAGRAMS 5 Waste toner sensor PCB 6 Color adjustment sensor PCB SNS A K C E SNS CN1 1 5 C E A K...

Page 269: ...8 JP4 JP41 JP34 JP33 JP52 JP5 JP14 JP84 JP17 JP16 JP15 JP9 JP50 JP27 CP2 JP72 JP27 C4 C3 D3 D12 C7 D13 CH K C8 C16 JP104 C17 C18 SB K C15 C16 DB K C13 C14 CH C C23 C24 SB C C2 C4 DB C C1 C3 CH M C21 C...

Page 270: ...TH Rev 1 270 Oki Data CONFIDENTIAL CN1 CN3 CN5 CN2 8 CONNECTION DIAGRAMS 8 Low voltage power supply PCB 9 ID unit Fuse ID unit for consumables Contact point Toner low sensor PCB PRZ PCB ID unit Contac...

Page 271: ...44473001TH Rev 1 271 Oki Data CONFIDENTIAL 8 CONNECTION DIAGRAMS 10 Transfer belt unit Fuse Transfer belt unit for consumables Transfer belt unit Relay PCB Contact point Contact point Fuse...

Page 272: ...48 R95 R90 R86 R99 C50 R91 R96 C53 R179 R180 R176 R171 R172 R167 R168 R160 R161 R155 R154 R149 R148 R133 R132 R126 R127 R151 R157 OPAMP1 OPAMP4 C75 C90 C88 IC18 IC17 IC19 R153 R130 R131 R116 R115 R150...

Page 273: ...630 R629 R628 R627 R626 R625 R624 R706 C670 C683 R660 R687 R686 R682 C660 Q508 R734 R608 R616 R735 R609 R610 R617 C625 R541 R524 R547 R515 R507 R506 R520 R532 R529 R523 R513 R733 47 46 45 4342 38 31 D...

Page 274: ...28 R22 C22 C20 C21 C18 C19 BF5 R17 IC1 R27 Q2 C26 C27 BF2 ZNR2 4 1 8 5 4 1 8 5 FG1 ZNR1 R24 R25 R43 R42 Q1 D4 C53 5 1 12 8 VR3 RL1 PS1 R23 C24 BF1 C23 C17 R21 D1 REF1 4 3 2 1 C34 C31 R51 R52 R54 R55 R...

Page 275: ...Y01 CU FW 00 69 NIC FW P00 30 W00 23 C00 09 PU FW 00 06 01 2010 06 11 For pre PSU CheckSum 0xA050_AFB9 03 44614501FY01 CU FW 01 04 NIC FW P00 39 W00 26 C00 09 PU FW 00 06 03 Front 00 01 Lang 01 05 201...

Page 276: ...th the table below MC561 MC361 MC351 1 4 2 5 3 Position of the revision number label Details of the revision number label 1 2 3 Sample 2 Revision 4 Sample 1 Revision 1 4 5 1 2 3 4 5 6 7 8 9 10 11 12 1...

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