Oki MC873dn Maintenance Manual Download Page 244

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Oki Data CONFIDENTIAL

5. REGULAR MAINTENANCE

45850101TH Rev.1

5-5

5.3 Cleaning the Feed rollers and the Retard roller

(1) Power off the MFP.

(2) Pull out the tray.

(3) Wipe two paper feed rollers inside the printer with a soft cloth that has

been slightly moistened with water and then squeezed well.

Note!

Use water only.

Summary of Contents for MC873dn

Page 1: ...MC873dn ES8473 MFP Maintenance Manual 041315A...

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: ...y whatsoever for damage to the equipmentrepaired adjusted changed by the user etc with this manual The parts used for this apparatus may be damaged when handling inappropriately We strongly recommend...

Page 4: ...r 2 2 2 2 Items to be checked prior to taking action on abnormal images 2 2 2 3 Precautions when taking action on abnormal images 2 2 2 4 Preparations for troubleshooting 2 2 2 5 Troubleshooting metho...

Page 5: ...ge Assy R 4 20 4 2 10 7 ADF Assy 4 21 4 2 10 8 Guide Retard Cover Assy Top ADF Motor CONN Coard Clutch Photo sensor 4 22 4 2 10 9 Frame Assy Hopping ADF 4 23 4 2 10 10 Guide Assy Top Board Assy 6JC 4...

Page 6: ...he Retard roller 5 5 5 4 Cleaning the MPT Feed rollers 5 7 5 5 Cleaning Rollers in the ADF 5 9 5 6 Cleaning the rollers inside of the ADF 5 11 5 7 Cleaning the Document Glass 5 12 6 CONNECTION DIAGRAM...

Page 7: ...Oki Data CONFIDENTIAL 1 CONFIGURATION 1 1 System configuration 1 2 1 2 Structure of MFP 1 4 1 3 Offer of Options 1 5 1 4 Specifications 1 6 1 5 Interface specifications 1 16...

Page 8: ...C 24P FFC 24P FFC 24P FFC 24P FFC 24P JST4P JST3P FFC13P FFC13P AMP4P JST3P AMP3P relay Hopping CL TOP cover open switch WR sensor board Board RSG MPT paper end sensor Paper end sensor HOP sensor boar...

Page 9: ...board Board 6WB JST 6P JST 3P JST 4P AMP 3P AMP 3P AMP 3P Hopping sensor Document length detect1 Document length detect2 JST 34P DFSTX JST 3P JST 3P AMP 3P AMP 3P AMP 3P Relay connector JST 26p JST 26...

Page 10: ...ides of multi function printers are composed of the following parts Scanner part Electronic photography process part Paper path Duplex part 2bin part Control part CU part PU part Power supply parts hi...

Page 11: ...cation 1 Additionanl Tray 1 1 Additionanl Tray Unit max mountable number 3 1 2 Caster Base 1 3 Cabinet The assembling pattern of the Additional Tray the caster base and the cabinet should be as the fo...

Page 12: ...ernet USB 2 0 Device USB 2 0 Host x2 RJ11x2 Line Tel Options Wireless LAN IEEE802 11 a b g n Printer Language PostScript3 PCL5c PCL6 XL EPSON FX IBM ProPrinter XPS PDF v1 x Item MC853 ES8453 MC873 ES8...

Page 13: ...00 pages 5 C M Y MC8x3 2 500 pages ES84x3 7 800 pages 5 Supplies std K MC8x3 7 000 pages ES84x3 None C M Y MC8x3 7 300 pages ES84x3 None high cap K MC8x3 15 000pages 10 000pages JPN ODA only ES84x3 14...

Page 14: ...r up to 23cpm up to 35cpm Mono up to 23cpm up to 35cpm ADF simplex multiple originals Color up to 23cpm up to 35cpm Mono up to 23cpm up to 35cpm ADF duplex multiple originals Color up to 17cpm Mono up...

Page 15: ...Long edge bind Short edge bind Continuous scan Job build Yes Image quality adjustment Density Background removal Auto OFF 1 2 3 4 5 6 Show Through Removal OFF Low Middle High Contrast Hue Saturation R...

Page 16: ...trol Yes 7 levels Duplex scan print Yes Continuous scan Yes Image quality adjustment Background removal FAX function TEL TAD FAX auto switching Yes Distinctive Ring Detection Yes AutomaticTray select...

Page 17: ...On board CU board Default Setting ID Near Life Warning A4 one sided printing at 3 pages per job MC8x3 model Enable Near Life Warning 3 000 pages before life ES84x3 model Disable Near Life Warning 500...

Page 18: ...parency Labels Bond Recycled Card Stock Rough Glossy Usertype Plain Letterhead Bond Recycled Card Stock Rough Glossy Usertype Default Leagal Paper handling Printer section Paper Input Tray Standard Op...

Page 19: ...t Capacity 100 sheets 80gsm 200 sheets 80gsm 100 sheets 80gsm size A3 nobi SR A3 A3 Yes Yes Yes A4 SEF Yes Yes Yes A4 LEF Yes Yes Yes A5 SEF Yes Yes Yes A5 LEF Yes Yes A6 SEF Yes Yes A6 LEF B4 Yes Yes...

Page 20: ...n is able to detect the size of Tabloid to Statement LEF Scanner section Document Paper Input RADF Flatbed Simplex Duplex Paper Size Detection on glass Paper Size Detection max inpput capacity 100 she...

Page 21: ...Yes POP3 Yes SNMPv1 v3 Yes SNTP Yes IPP Yes IPPS Yes WSD Print Yes WSD Scan Yes LLTD Yes IEEE802 1X Yes LPR Yes Port9100 Yes Telnet Yes FTP Yes IPSec Yes Secure Protocol Server Yes LDAP Yes LDAPS Yes...

Page 22: ...2 USB Interface Connector and Cable 1 Connector female 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...

Page 23: ...ultaneous use 1 8 1 5 2 3 Network Interface Signal Pin No Signal name Functions 1 TRD 0 Transmit and receive Data 0 2 TRD 0 Transmit and receive Data 0 3 TRD 1 Transmit and receive Data 1 4 TRD 2 Tran...

Page 24: ...ified 2 Unspecified 3 TCP 4 TCP 5 Unspecified 6 Unspecified LINE 1 Unspecified 2 Unspecified 3 TCP 4 TCP 5 Unspecified 6 Unspecified TCP Terminal Connection Point 1 5 4 USB Host Interface 1 5 4 1 Outl...

Page 25: ...FIGURATION 1 5 5 Wireless LAN Interface 1 5 5 1 Outline of Wireless LAN 1 Specification IEEE 802 11 a b g n conformity 2 4GHz 5GHz 2 Power supply voltage 5V Connector Note This product cannot connect...

Page 26: ...2 Items to be checked prior to taking action on abnormal images 2 2 2 3 Precautions when taking action on abnormal images 2 2 2 4 Preparations for troubleshooting 2 2 2 5 Troubleshooting method 2 3 2...

Page 27: ...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 28: ...enance ALL RESET OEM set of PJL command Reset by a FactoryDefaults operator of PS 2 Initializing Wait a moment Network initializing The network is in initializing If this status occurred during the un...

Page 29: ...ory PJL Status Code Panel messages Description 10 Initializing STORAGE Error ERRCODE To STORAGE format select Format To shut down select Cancel ERRCODE 0 Indicates that the unformated Storage is detec...

Page 30: ...B A The number of copy in printing B the total number of printing The unit of Print page is Impression In simplex printing Print page counter is increased by 1 when the paper exited from fuser In dupl...

Page 31: ...30993 Wait a moment Network initializing This appears when the NIC initialization is occurred as the setting was changed 28 Normal 10894 Cancelling Indicates that copy job is cancelling No Category PJ...

Page 32: ...Stop key No Category PJL Status Code Panel messages Description 35 Normal 10859 Data writing to USB Memory Indicates that it is wrighting the image file to USB memory after the scanning completed The...

Page 33: ...ressing is unsupported during the connecting to mail server No Category PJL Status Code Panel messages Description 48 Normal 10875 Cancelling sending Indicates that E mail sending is cancelling This m...

Page 34: ...esume the ADF scanning for copy The message is displayed when occurring some printer related errors and clearing the error conditions If all sheets are scanned correctly and no remained before stoppin...

Page 35: ...VM was used up No Category PJL Status Code Panel messages Description 7 Warning 10077 Y 10078 M 10079 C 10076 K COLOR Image Drum Near Life Press the Details button for help The life of the drum warni...

Page 36: ...tment Color Calibration Error Error that does not occur at user level Displayed only in FactoryMode PU firmware does not notify this warning to CU firmware at the time of Shipping Mode Therefore this...

Page 37: ...s is a temporary warning it remains until the end of the job and disappears 31 Warning 32026 File System is write protected Please see Help for details An attempt to write in a read only file was done...

Page 38: ...ry PJL Status Code Panel messages Description 41 Warning 30114 10827 Invalid print data received Please see Help for details Invalid data was received Press the OK key and eliminate the warning Displa...

Page 39: ...displayed if the log buffer is full and Operation at Log Full in Job Accounting Server Software is set to Delete old logs The new jobs will be able to execute after the following operations 1 The log...

Page 40: ...cured an internal processing error into the PDL emulation It s a clearable warning User should press OK button for clearing the warning 71 Warning Use genuine COMPANY_ NAME consumables for max perform...

Page 41: ...g 10666 Hard disk is not installed Multiple copies printed Press Close Button Rotate sort printing was selected but the function didn t work because HDD was not attached The message continues to be di...

Page 42: ...messages Description 4 Error 460 480yy Please change TRAY paper Set MEDIA_ SIZE MEDIA_ TYPE Press the Details button for help The media type in the tray and the print data do not match Load paper tha...

Page 43: ...he indicated cassette Press the Details button for help Indicates removal of the paper cassette of Tray 1 2 3 that is a paper path in attempting to print from Tray 2 3 4 Error 440 Tray1 Error 441 Tray...

Page 44: ...s in MC toners MC Toner Regional Mismatch 615 No Category PJL Status Code Panel messages Description 19 Error 620 621 622 623 40907 Y 40908 M 40909 C 40906 K COLOR Non Recommended Toner Press the Deta...

Page 45: ...ront cover and remove the paper Press the Details button for help Paper Jam occurred during paper feeding from tray Error 390 MP Tray No Category PJL Status Code Panel messages Description 26 Error 39...

Page 46: ...its life This is the error displayed based on the counter to indicate that the belt has reached its life and printing will stop Warning status takes effect at Cover Open Close 38 Error 348 40926 The...

Page 47: ...is specified by English only No Category PJL Status Code Panel messages Description 57 Fatal 096 231 128 168 169 40057 Inspection is required ERRCODE Error CODE A fatal error occurred For more informa...

Page 48: ...t it is failed to connect to PC If the OK key is pressed it shift to stand by screen No Category PJL Status Code Panel messages Description 69 Error 40787 Indicates that it is carriage error CODE deta...

Page 49: ...ase see Help for details Indicates that failed to connect DNS Server The same message is displayed if name resoution is failed in DNS server 88 Error 40751 Please check Server setting Please see Help...

Page 50: ...lls List ERRCODE specifies 3 digits decimal error code FATALSTRING2 specifies error code that is the detailed error cause The message of fatal error is specified by English only No Category PJL Status...

Page 51: ...pt was detected on a set sensor 115 Error 409 40585 Printing was stopped Rear Output Tray was opened during printing Open the Output Tray Error code 409 Indicates that an error has occurred as the fac...

Page 52: ...rror 692 C Error 693 K When this error occurs in more than one color drums the all drums that have this error status and a high most priolity error code are displayed Example When this error occurs in...

Page 53: ...r 694 695 696 697 40506 Y 40507 M 40508 C 40505 K COLOR Image Drum Not Installed Press the Details button for help The image drum is not installed Error 694 Y Error 695 M Error 696 C Error 697 K Four...

Page 54: ...rn on the MFP Replace the CU PU board Panel display Cause Check details Result Solution Inspection is required 040 Error Detect the CU EEPROM error Does this error message reappear Yes Cycle the power...

Page 55: ...or between CU and PU Record the figures on the lower right side of the LCD and cycle the power Power OFF ON 073 Error c xxxxxxxx Detect the Video circuit over run Record the figures on the lower right...

Page 56: ...This error tends to occur after a printer is carried in from the outsides Leave the printer for 2 hours to half a day at room temperature and turn on the power Does this error recur Yes After leaving...

Page 57: ...CU PU board Raise the room temperature and restore the power Replace the high voltage power supply unit Replace the CU PU board Replace the cable between the high voltage power supply unit and the CU...

Page 58: ...ion is required 177 Error Backup roller thermistor detected the low temperature Does this error recur Yes Cycle the power Replace the fuser unit Inspection is required 181 Error Duplex unit I F error...

Page 59: ...2 Error More than one image drum tag of the same color was detected Is more than one image drum of the same color installed Yes Cycle the power Replace the image drum Inspection is required 250 Error...

Page 60: ...Panel display Cause Check details Result Solution Inspection is required 982 Error Excessive trays beyond the specifi cation are installed Are many trays beyond the specification installed Yes Use tr...

Page 61: ...t the Telephone Line Cable to the LINE connector 13 26 Not detect Dial Tone when dialing Check the connecting with the PBX or TA Set to OFF the setting for the detecting for the Dial Tone in the case...

Page 62: ...fax number at this side fax Send after change the setting to OFF of the ID confirmation sending Otherwise require to the other side as to correct the information of the own registered phone number in...

Page 63: ...he case of connecting through IP circuit Set to off for the setting of the Super G3 38 67 Phase D Invalid Command Response Rx Received an invalid signal In the case of connecting through IP circuit Se...

Page 64: ...n and status and the server status 9 POP Transmission Error Check network configuration cable connection and status and the server status 11 SMTP Transmission Error Sending Data is biggest Please Chec...

Page 65: ...ied from the Duplex unit to the regist roller 2 60 3 5 Displayed ADF Document Jam 2 62 3 5 1 Jam occurs at ADF unit 2 62 3 6 Paper size error Error code 400 and 401 2 64 3 6 1 Printing was stopped whe...

Page 66: ...e cable with a good cable Check item Check work Actions to be taken at NG 1 1 2 Checking connections Connection between Scanner board 6SU and CU PU board Make sure the 50 pin FFC is connected to the C...

Page 67: ...Power switch LED Check if the LED light stays off Replace one of the following low voltage power supply unit CU PU board Scanner board Panel board the cable between the low voltage power supply unit a...

Page 68: ...respective motors are normal or not by using the self diagnostic mode Check if any load exists or not Buzzer sound when an error occurs Replace the corresponding consumable item If any attempt of usi...

Page 69: ...voltage power supply unit 2 3 2 Check conditions of the fuser unit Life count of fuser unit Check the life count of the fuser unit by using the self diagnostic mode The fuser close to the new fuser un...

Page 70: ...ears on the display screen and the STATUS key on the operator panel blinks The error code and description differ according to where the paper jam occurs Clearing Paper Jams Caution Possible to get bur...

Page 71: ...sor DUP B sensor 2nd IN sensor IN1 sensor IN2 sensor WR sensor DUP R sensor Fuser IN sensor DUP F sensor EXIT sensor EXIT2 sensor J4 373 MULTIFEED IN DUPLEX UNIT J2 371 DUPLEX INPUT J11 392 TRAY2 J10...

Page 72: ...iately after the paper feed is started Tray1 Tray2 Tray3 Tray4 Check item Check work Actions to be taken at NG 3 1 2 1 Check condition of the paper running path Paper running path of the front unit an...

Page 73: ...th the good cable that normalizes the connection condition Hopping motor Remove the MOTERCL connector of the CU PU board and check that approx 3 4 can be measured between pin 5 pin 6 and pin 7 pin 8 r...

Page 74: ...the tray into the machine 4 Insert your finger into the recess on the right side of the printer and pull the front cover open lever to open the front cover forward a b 5 Close the front cover Memo Ke...

Page 75: ...sensor Pin 3 IN2 sensor Pin 2 WR sensor Confirm that the above signal levels change when the sensor lever is operated Replace the front sensor board RSG PCB Check the power voltages supplied to the f...

Page 76: ...hat it is either fully opened or fully closed Eliminate any in between condition of the cover between the fully open position and fully closed position Duplex pull in gate Confirm that the Duplex pull...

Page 77: ...h the good cable that normalizes the connection condition 3 2 4 Paper unloading jam occurs in the middle of paper running path Check item Check operation Actions for NG results 3 2 4 1 Motor operation...

Page 78: ...d paper gently from the rear of the printer the direction of the arrow 4 Cover the removed image drums with black paper so that the image drums are not exposed to light If an edge of jammed paper cann...

Page 79: ...he fuser 1 Lift the left lock lever of the fuser unit forward 3 Lift the release levers on the fuser unit and pull out the jammed paper forward gently 2 Hold the fuser unit handle and lift the fuser u...

Page 80: ...Push the left lock lever of the fuser unit backward 7 Close the top cover by pushing the both sides of the cover firmly 6 Return all four image drums into the printer carefully 8 Close the front cover...

Page 81: ...Oki Data CONFIDENTIAL 45850101TH Rev 1 2 56 2 TROUBLESHOOTING PROCEDURES How to remove the paper Error code 384 1 Open the 2bin rear cover and pull out the jammed paper...

Page 82: ...rpose tray Check item Check work Actions to be taken at NG 3 3 2 1 Check condition of the paper running path Paper running path of the multipurpose tray Check if paper is jammed or not in the paper ru...

Page 83: ...printer Remove the MOTERCL connector of the CU PU board and check the following at the cable side Short circuit between pin 5 FG Short circuit between pin 6 FG Short circuit between pin 7 FG Short cir...

Page 84: ...TROUBLESHOOTING PROCEDURES 3 If the top end of paper is visible hold the paper top end and carefully pull out the paper 4 Close the front cover If the bottom end of paper is visible hold the paper by...

Page 85: ...sensor Dup B sensor Check the sensitivity of each sensor in the two conditions one is the status in which paper remains in the duplex unit and the other is the status in which no paper remains in the...

Page 86: ...le holding the center recess on the back of printer 3 Check for jammed paper in the duplex unit If jammed paper remains pull it out gently 2 Check for jammed paper inside the printer If jammed paper r...

Page 87: ...ammed paper Refer to the following process 3 5 1 2 Check condition of the mechanical parts Check the error code 0001 Check the Hopping sensor Regist sensor Scan sensor Reverse sensor 0002 Check the Do...

Page 88: ...2 TROUBLESHOOTING PROCEDURES 3 Hold jammed document by the top edge and gently pull it out If the edge of the document cannot be seen in the ADF lift the document tray and then pull out the document a...

Page 89: ...hanical 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...

Page 90: ...k 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 the vicinity of link l...

Page 91: ...of fuser unit Installation position of the Lower thermistor The Lower thermister must be installed while contacting with the fuser unit Check if the lower thermister is installed in the far position...

Page 92: ...of the cables does not touch the fan blade or not Correct the connection condition of the connectors Correct the cable wiring route Replace the fan 24V fuse F501 of the Duplex board GOH 1 PCB Check i...

Page 93: ...connector 8 1 3 Check the control signals Check the control signal that is output from the CU PU board to the option tray board GOH 1 2 PCB Check the control signal that is output from the PU board op...

Page 94: ...rom the sensor window The white paper should be placed in the manner of opposing the toner sensor 4 When light is reflected by a white paper so that incident light falls on the toner sensor the contro...

Page 95: ...r not by using the Motor Clutch Test of the self diagnostic mode Check if any extra load exists or not Replace the CU PU board or the ID motor 2 5 5 11 Fuse cut error Error code 154 and 155 11 1 Fuse...

Page 96: ...connecting the CU PU board and the environment sensor board Check for open circuit with VOM Visually check that the sheath for peeling Replace the FFC with a normal FFC Check item Check work Actions...

Page 97: ...de temperature thermistor FFC10P FFC10P AMP6P AMP3P AMP3P JST6P JST7P AMP12P JST4P JST24P AC 9715B 12Z02 K HEAD Y HEAD M HEAD C HEAD FFC 24P FFC 24P FFC 24P FFC 24P FFC 24P FFC 24P FFC 24P FFC 24P JST...

Page 98: ...4 2 Stain on white print Refer to Figure 2 1 B 2 75 2 1 Stain on white print Partial stain 2 75 2 2 Stain on white print overall stain 2 75 3 White print Refer to Figure 2 1 C 2 76 3 1 White print ove...

Page 99: ...tension springs are normally installed Correct for normal condition 1 1 3 Print media Media type Check to see that the print media which is used for printing is not a specially thick media Use the no...

Page 100: ...it Offset toner of the fuser unit Check if the offset toner of the previous printing is left adhered on the fuser unit or not by visual inspection Repeat blind printing using unwanted media until offs...

Page 101: ...ead Connecting condition of the LED head Check that the LED head is normally connected Replace the LED head Drum shaft Check that the drum shaft keeps contacting with the right and left side plates no...

Page 102: ...d Remove the foreign material 4 2 2 Condition of paper running path Paper running path Check that any burr that may scatter the un fused toner on the paper running path does not exist Remove the burr...

Page 103: ...stacle exists in the paper feeding path that hampers smooth paper run Remove the obstacle 2 5 6 7 Solid black printing 7 1 Solid black printing over the whole page Check item Check work Actions to be...

Page 104: ...Oki Data CONFIDENTIAL 45850101TH Rev 1 2 79 2 TROUBLESHOOTING PROCEDURES Ground Charge roller Developer roller Toner feed roller Figure 2 2...

Page 105: ...into Flash by the Maintenance Utility Note Do not carry it out usually 2 5 8 Copy Image Abnormality Error Troubleshooting When the following symptom occurs in the copy image implement the inspection a...

Page 106: ...Subnet mask Gateway address Print out the network information Check IP address Subnet mask Gateway address Set the IP address Subnet mask Gateway address correctly 3 Check whether the communication o...

Page 107: ...it is possible to communicate via wireless LAN Please refer to Network Troubleshooting for Checkation Tasks and Action at NG Moreover when wireless security is set to WEP the connection to wireless LA...

Page 108: ...ce call 928 Belt motor ID motor FAN fuser side FAN 24V F9 CM color missing CM heads 5V F10 Service call 134 KYMC heads 3 3V F11 KY color missing KY heads 5V F12 WLAN error HOSTUSB 5V F13 Stapler error...

Page 109: ...RAY2 TRAY3 TRAY4 H H H H No cassette No cassette H L H L A6 A4 LEF L H L L Other Other H L L H Tabloid Tabloid L L H H Legal Legal L H H L Letter Letter H H L H Letter LEF Letter LEF H L H H Executive...

Page 110: ...anel maintenance menus are provided in addition to general menus Select the menu intended for each adjustment purpose 3 1 Maintenance Menu 3 2 3 2 Service Bit Menu 3 12 3 3 Maintenance Utility 3 13 3...

Page 111: ...ration when JP1 JPOEM OEMA OEML is chosen is not guaranteed The display condition of the menu is following two System Maintenance OKIUSER is other than JPOEM1 OEMA or OEML Manufacturer is OKI DATA COR...

Page 112: ...nance menu set using NEW PASSWORD for confirmation purposes 6 to 12 characters numerals and lower case alphabetic characters may be entered Check RTC Displays a snapshot of the current time The time d...

Page 113: ...Copy Maintenance Color Copy Enable Disable Print Check Pattern Starts printing from the panel using a copy evaluation test chart inside the FW Scanner Maintenance Scanner Calibration Starts execution...

Page 114: ...4 600 dpi 0 17mm at the book scanning This Item use the adjustment of registration when ADF duplex scanning Front Edge 30 30 mm 0 0 0 When reading a document from the ADF add a value for the basic val...

Page 115: ...ontinuous Only for engineering test Sequentially light the designated RGB colors and check them during calibration configuration duties Move the CIS to the standard position In the position moved to s...

Page 116: ...Bule GAIN 0 1023 230 230 230 Gray GAIN 0 1023 233 233 233 ADF Scan GAIN Red GAIN 0 1023 234 234 234 Green GAIN 0 1023 237 237 237 Bule GAIN 0 1023 230 230 230 Gray GAIN 0 1023 233 233 233 AFE Paramet...

Page 117: ...600dpi Color 600 x 600dpi Mono 600 x 600dpi Conduct mechanical testing without reading an image ADF Test moving original document stops when set document has been moved May choose from single or doub...

Page 118: ...en stop After a long press of the button rotate in the CW direction continuously Stop when the Stop button is pressed After a short press of the button rotate in the CCW direction for 10 seconds and t...

Page 119: ...Spain Italy Greece Australia New Zealand Singapore Hong Kong Latin America Mexico China Russia Taiwan Japan Korea Thailand Malaysia Jordan Argentina Brazil South Africa Belarus Moldova Turkey Ukraine...

Page 120: ...2Kbps V 27 4 8Kbps V 27 2 4Kbps V 21 0 3Kbps Modem signal send test conducted 11 types available including V 34 33 6 Kbps T 30 Monitor The unit keeps the last transmission log Tx Rx commands on volat...

Page 121: ...erval of CED and DIS is 1000ms When an Item is Disable Interval of CED and DIS is 75ms Disable Disable 3 Attenuator 0 15 dB Enter Attenuator Depends on Country Code 4 MF Attenuator 0 15 dB Enter MF To...

Page 122: ...to which the information on the PU board cannot be copied due to an interface error 3 2 1 Unavailable Item Adjustment Section in Maintenance Utility Operation manual Operation from operator panel sec...

Page 123: ...oltage display category during printing Transfer TR voltage 1 1 Transfer TR voltage 2 1 Charge CH voltage 1 Charge CH voltage 2 Supply SB voltage Development DB voltage Environmental level Development...

Page 124: ...IMPRESSIONS C IMPRESSIONS TOTAL SHEET CNT FACTORY MODE SET FACTORY MODE 5 FUSE INTACT 6 SENSOR SETTING TONER SENSOR BELT UNIT CHECK ID UNIT CHECK REG ADJUST ERROR DRUM OVER LIFE WR POINT REV BOTTOM W...

Page 125: ...counter of a consumable 8 Factory Shipping mode switching FACTORY MODE SET Switches between Factory and Shipping modes 9 Fuse status display Displays the status of a fuse 10 Engine parameter setting S...

Page 126: ...s used for checking entrance sensors and switches 1 Enter the self diagnostic mode level 1 and until SWITCH SCAN appears on the upper display press the 2 or 8 button the 2 button displays the next tes...

Page 127: ...r AD value H BELT_LVPS Belt Thermistor AD value H Low Volt Thermistor AD value H ID UP DOWN ID Up Down Sensor H Up L Down 1ST TAG 1st TAG K UID UID H 1st TAG Y UID UID H 1st TAG M UID UID H 1st TAG C...

Page 128: ...vel H L DUP SNS I_R_F_B Duplex In Sensor H No paper exists L Paper exists Duplex rear Sensor H No paper exists L Paper exists Duplex front Sensor H Paper exists L No paper exists Duplex bottom Sensor...

Page 129: ...appears on the lower display the 2 button displays the next option and the 8 button displays the preceding option MOTOR CLTCH TEST ID MOTOR 3 Press the 6 button The motor and clutch test starts the u...

Page 130: ...ed T2 FEED CLUTCH Tray2 Hopping Motor Tray2 Feed Clutch Tray2 is installed T3 HOPPING MOTOR Tray3 Hopping Motor Tray3 Hopping Clutch Tray3 is installed T3 FEED CLUTCH Tray3 Hopping Motor Tray3 Feed Cl...

Page 131: ...ayed takes effect By pressing the 4 button the setting is accepted step 2 being restored Repeat step 3 when necessary TEST PATTERN 1 Display Settings Default Function PRINT EXECUTE Starts printing wit...

Page 132: ...ettable range the setting value is unavailable COLOR Y ON M ON ON C ON K ON MEDIA Setting Options MEDIA TYPE Category Setting value MEDIA TYPE PLAIN PAPER LABELS USERTYPE1 TRANSPARENCY BOUND USERTYPE2...

Page 133: ...running the test printing it stops the printing and displays the error on the operation panel Print Patterns Cannot be used for print quality check Patterns 0 and 8 to 15 Prints blank sheet Pattern 1...

Page 134: ...colors respectively in kV The displays are switched to the following by pressing the 2 button KR YR MR CR KR BLACK transfer roller resistance value Unit uA YR YELLOW transfer roller resistance value...

Page 135: ...appears press the 2 or 8 button REG ADJUST TEST 2 Press the 6 button The following message appears Press the 2 or 8 button until the intended option appears REG ADJUST TEST REG ADJ EXECUTE 3 Press the...

Page 136: ...display Details OK ERROR NAME REG ADJ RESULT BLT REFLECT RSLT Displays only OK in the upper display when no error occurs Displays an error name when an error occurs Displays RESULT corresponding to th...

Page 137: ...ED coarse adjustment pattern detection value at the sub scanning left position SRAM CRSE ADJ C Y R Cyan LED coarse adjustment pattern detection value at the sub scanning right position SRAM Upper disp...

Page 138: ...e maximum or minimum of the sensor output ADC scanning values HEX SRAM R SIDE AV MAX MIN Upper display Displays a test result on the right side OK or NG Displays the average of the sensor output ADC s...

Page 139: ...he test restoring the state of step 2 When DENS ADJ RESULT is executed Same as of REG ADJ EXECUTE When DENS ADJ PAR SET is executed The setting for the density adjustment parameter is displayed When A...

Page 140: ...H V2 H Black density sensor output when the LED current of the density sensor is 0 A HEX V1DA DA setting value of the LED current of the density sensor at the black density detection determined by th...

Page 141: ...03 DB adjustment value Second DEC SRAM DELTA Y 04 05 06 Not used SRAM DELTA Y 07 08 09 Not used SRAM DELTA M 01 02 03 01 Light adjustment value DEC 02 DB adjustment value First DEC 03 DB adjustment v...

Page 142: ...llation of a fuser unit until present 2 TR BELT UNIT IMAGES DEC Images Displays the number of prints made to date from the first time installation of a belt unit until present 3 Upper Display Lower Di...

Page 143: ...0 Factory Shipping mode switching The Factory Shipping mode switching is used for switching from the Factory to Shipping mode 1 Enter the self diagnostic mode and until the following message appears p...

Page 144: ...setting is stored in the EEPROM The state in step 2 is restored 5 Repeat steps 2 through 4 when necessary 6 Press the 4 button to end setting the option except where not in step 4 the state in step 1...

Page 145: ...exposure part under the ID by rotating in order the filming of the entire drum can be deleted 1 Enter the self diagnostic mode and until DRUM CLEANING appears press the 2 or 8 button The 2 button dis...

Page 146: ...pper and lower displays on the panel show RAM CHECK and three or four asterisks respectively the following buttons are enabled 1 6 button Starts the Boot menu 2 1 and 6 buttons Ignoring all warnings a...

Page 147: ...n PU Refer to Maintenance Utility Operating Manual and a setting of switching to the Shipping mode Refer to Maintenance Utility Operating Manual on the setup screen When the information of EEPROM sett...

Page 148: ...onsumed and consumed lives Such life information cleared is as shown below Upon replacement of the consumables the information counts except the total number of printed sheets are cleared and differen...

Page 149: ...Notes on HDD replacement 1 When the HDD to be removed after install the HDD and execute the Password System Maintenance Format HDD in 3 1 Maintenance Menu 2 Update the firmware for using the FW Updat...

Page 150: ...t of adjustment while being used Manually perform density adjustment setting when the printer prints an improper density Note The setting must be performed with the printer in a static state Do not pe...

Page 151: ...ures 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 configurati...

Page 152: ...d is unplugged the capacitor may take about one minute to discharge completely or could not discharge due to PCB breakdown Use caution about electric shock 2 Do not disassemble the MFP so long as it o...

Page 153: ...acuum cleaner toner vacuum 1 See note 7 E ring pliers 1 E shaped ring removal Note Use a toner vacuum Using a general purpose vacuum may cause toner to catch fire Table 4 1 2 shows the tools necessary...

Page 154: ...ner unit and pull the front cover open lever to open the front cover forward 3 Remove the four image drums Note Cover the image drums with a piece of black paper 2 Press the top cover open button and...

Page 155: ...NTIAL 4 REPLACEMENT OF PARTS 4 2 2 Fuser unit 1 Open the front cover and the top cover Refer to section 4 2 1 2 Pull the fuser unit locking lever blue in the direction of the arrow and detach the fuse...

Page 156: ...e screws silver and detach the cover side L claw A view A 4 2 4 Cover side R upper Cover side R 1 Remove the image drum unit belt unit Refer to section 4 2 1 2 Detach the fuser unit Refer to section 4...

Page 157: ...ction 4 2 1 3 Detach the cover side L Refer to section 4 2 3 4 Detach the cover side R Refer to section 4 2 4 5 Remove the two screws silver 6 Open the face up stacker cover and remove the two screws...

Page 158: ...5 2 Turn over the Duplex unit 3 Remove four screws black to detach the cover and remove four screws black to detach the plate 4 Disconnect all connectors from the board and remove two screws silver t...

Page 159: ...the FFC cable and as shown in figure 1 unhook the part A by applying force in the direction of the arrow and then the portion B to detach the LED Assy Hook A Hook B Top cover Hook A Hook B Figure 1 F...

Page 160: ...unit belt unit Refer to section 4 2 1 2 Detach the cover side R Refer to section 4 2 4 3 Loosen the seven screws silver and remove the plate shield 5 Disconnect each connector and FFC cable from the M...

Page 161: ...3 1 5 PSIZE 14 1 MOTERCL 1 2 9 12 7 8 LAN 1 7 SATAIF 4 1 SATAPOW 1 5 STP 1 3 IDFAN 1 1 3 SIDEFAN 1 3 SCNOP 1 8 5 1 FSNS 2 1 HOPCL 1 10 B2IF 1 9 DCID 26 25 2 1 6 1 1 6 PE HOP 1 3 MPT PE 1 2 23 24 OPTI...

Page 162: ...ble of the HDD Assy from the Main board 3 Remove the three screws silver and up slightly to detach the HDD Assy 4 Disconnect and remove the cord and remove a screw silver to detach the Plate Assy Sens...

Page 163: ...and detach the Cover Bottom Sub 2 Remove a screw black a screw silver and disconnect the cable FFC cable 3 3 Film and FFC cable Cable FG Cable 3 Detach the plate shield Refer to section 4 2 8 4 Detach...

Page 164: ...45850101TH Rev 1 4 14 Oki Data CONFIDENTIAL 4 REPLACEMENT OF PARTS 7 Slide the Cover Hinge L to forward of the machine and remove it 8 Slide the Cover Hinge R to forward of the machine and remove it...

Page 165: ...2 Unlatch the four claws of cover ADF R 4 Remove the cover ADF R in the direction of the arrow 5 Open the Cover assy top ADF and release the post of the portion A And disconnect the cables of the Tra...

Page 166: ...and Board tray 6 4 2 10 3Damper Assy L R 1 Remove the scanner unit See to 4 2 10 2 Remove the three E type retaining ring and bearing and remove a Cap 3 Remove the shaft and Damper Assy R 4 Remove the...

Page 167: ...4 2 10 1 2 Disconnect a connector of the CONN Cord from the ADF relation board 7RL remove the screw silver No 42920406 and FG cable of the CONN Cord and disconnect each cables of two moters and detach...

Page 168: ...EPLACEMENT OF PARTS 6 Remove the CONN Cord and from the Flatbed unit 7 Remove the Film Guard L and the Film Guard R from the Flatbed unit Flatbed unit 5 Remove the ADF unit with pull the cables to out...

Page 169: ...1 Open the ADF unit 2 Remove the sheet document 3 Remove two claws to remove the paper weight assy and two spring PW ADF Attention of fixing the sheet document 1 Degrease the affix area of ADF unit 2...

Page 170: ...ENT OF PARTS 4 2 10 6Hinge Assy L Hinge Assy R 1 Remove the ADF unit and turn over it See the section 4 2 10 4 2 Remove the three screws black No 42932708 and remove the hinge Assy L 3 Remove the thre...

Page 171: ...Subsequently bent the post of the Guide Assy Exit Lower at portion A and release the Guide Assy Exit Lower 2 Remove the four claws and remove the Cover front Upper 3 Remove a screw silver No 42920406...

Page 172: ...to left side of Stopper Arm ADF 9 Open the Cover Assy Top ADF And remove a screw black 42932710 to detach Stopper Arm ADF Next Bend the portion A with bending the Cover Top ADF Sub which is assembled...

Page 173: ...the lever of the Cover Assy Top ADF And through the left and right tip of the lever of Frame Assy Hopping ADF to the each of guides of Cover Assy Top ADF Additionally insert the the left end of the lo...

Page 174: ...he six screws black and remove Guide Assy Top B and Cover Top ADF Sub from Cover Top ADF assembled to Cover Assy Top ADF 3 Remove six screws black and remove Guide Assy Top A from Cover Top ADF 4 Remo...

Page 175: ...remove the spring Retard 4 Remove the Lever Hopping and the spring Hopping 5 Remove the Photo sensor and remove the cable 6 Remove a screw black No 42932708 and remove the Board 6JD and cable Claw Cl...

Page 176: ...Remove the four screws silver No 42920406 and remove the SU board 4 Remove the four screws silver No 42920406 and remove the FAX board 5 Remove the two screws black No 42932708 and remove the Plate bo...

Page 177: ...y Battery Stopper ZA2 ZA6 ZA9 ZA13 R372 OSC3 CP9 IC16 IC31 IC30 IC29 50 1 CD2 CUIF 50 1 CIS1 IC21 1 9 1 9 T A A T IC15 1 9 1 9 T A A T Q11 CP1 7INCHIF 22 1 OSC2 IC7 48 37 36 25 24 13 12 1 C94 BAT1 CP2...

Page 178: ...4 Remove the ten claws and remove the Cover Bottom 5 Remove the four screws and the four screws to detach the Cover Top Plate Shield OP and Plate Hinge 6 Remove the Button Assy and Board and remove t...

Page 179: ...4 2 8 2 Open the Guide 2bin rear and remove the four claws and 2bin Cover 4 claw push push claw Guide 2bin rear 3 Remove the five separators arrenged inside of the Guide 2bin rear refer to fig 4 2 12...

Page 180: ...sconnect the cable from the Board 7RL 2 and remove a screw silver to detach the Board 7RL 8 Remove a screw silver to detach the Solenoid 9 Remove the two Photo sensors 10 Remove six screws black 10mm...

Page 181: ...Detach the Plate shield Refer to section 4 2 8 5 Detach the rear cover Assy Refer to section 4 2 5 6 Remove the 2bin Assy See to 4 2 12 7 Detach the Cover Stay L 8 Remove a screw and detach the Cover...

Page 182: ...bling The plate shield FFC must be placed at the outer side of the spring 11 Remove the three screws silver and the plate FFC 12 Detach the Cable Assy Head and disconnect the four head FFC cables and...

Page 183: ...sor 1 Detach the top cover Assy Refer to section 4 2 13 2 Disconnect the head FFC from the connector of the LED head Refer to section 4 2 7 3 Remove the seven screws black and detach the top cover 4 R...

Page 184: ...45850101TH Rev 1 4 34 Oki Data CONFIDENTIAL 4 REPLACEMENT OF PARTS Detail drawing 6 Remove the two screws silver and the Cable Assy Head 7 Remove a Lever SNS and remove a Photo Sensor and a cable...

Page 185: ...the six screws silver and detach the Stay L x6 4 2 16 Plate Stay R Plate Board R Assy Plate Support Stay 1 Remove the scanner unit See to 4 2 10 2 Detach the Cover Stay R See to 4 2 13 3 Remove the M...

Page 186: ...45850101TH Rev 1 4 36 Oki Data CONFIDENTIAL 4 REPLACEMENT OF PARTS 9 Remove the nine screws silver and detach Plate Board R Assy 10 Remove the four screws silver and detach Plate Support Stay x9 x4...

Page 187: ...Plate shield Refer to section 4 2 8 5 Disconnect the FFC cable from the main board Assy release the clamp that is holding the FFC cable and disconnect the FFC cable from the main unit 6 Disconnect th...

Page 188: ...ve the three screws silver 8mm 5 Pull the post out of the side L Assy and detach the Guide Assy eject Note Notice to deal of the spacer of screws to fasten the Guide Assy eject to the Side L Assy Post...

Page 189: ...4 2 3 3 Detach the cover side R Refer to section 4 2 4 4 Detach the rear cover Assy Refer to section 4 2 5 5 Detach the top cover Assy Refer to 4 2 13 6 Remove the two screws silver and the plate bea...

Page 190: ...he five round head screws black and the Sensor Assy Regist 10 Disconnect each connector remove the screw silver and the relay board P6Z FUSER EXIT 6 1 1 3 12 RCR DENS POWFAN FUSERIN SOL LCR 4 4 1 1 1...

Page 191: ...45850101TH Rev 1 4 41 Oki Data CONFIDENTIAL 4 REPLACEMENT OF PARTS 11 Remove the two screws silver and the contact Assy 12 Remove the screw silver and the fuser sensor Assy 13 Remove the photosensor...

Page 192: ...er to section 4 2 1 2 Detach the cover side L Assy Refer to section 4 2 3 3 Remove the three screws black and a screw silver release the high voltage power supply board with unlatching the seven claws...

Page 193: ...1 Turn off the MFP and open the MP tray forward by inserting your fingers into the front recesses 2 Release the tab of the paper feed roller cover by pressing the right arm inward while lifting up the...

Page 194: ...slider switch and detach the spring 12 Remove the FFC cable 13 Disconnect the FFC cable from the environment sensor and detach the environment sensor 4 Release the cover AssyMPT at the left side firs...

Page 195: ...tach the front cover Assy Refer to section 4 2 17 2 Remove the three screws silver and pull out the gear Assy hopping 3 After detaching the cover gear MPT remove the two screws silver and detach the g...

Page 196: ...ickup frame Assy pickup and holder sensor Assy 1 Remove the roller Assy registration Refer to section 4 2 23 2 Remove the spring pickup 3 Remove the two round head screws black disconnect the cable fr...

Page 197: ...ONFIDENTIAL 4 REPLACEMENT OF PARTS 5 Remove the E ring the clutch hopping bearing 6 Remove the gear feed bearing E ring 7 Remove the shaft hopping and frame Assy pickup 8 Remove the round head screw b...

Page 198: ...he low voltage power supply due to potential electric shock wear insulated gloves or be careful not to touch the conductors or terminals of the power supply directly After the AC cord is unplugged the...

Page 199: ...1 4 49 Oki Data CONFIDENTIAL 4 REPLACEMENT OF PARTS 4 Remove the two screws silver and detach the low voltage power supply Assy with disconnecting of the cable of Plate Assy Conecter and the cable to...

Page 200: ...Refer to section 4 2 8 2 Remove the Plate Stay R Plate Board R Assy and Plate Support Stay Refer to section 4 2 16 3 Disconnect the cable from the clamp 4 Remove the five screws silver and detach the...

Page 201: ...r B and the gear reduction ID 8 Remove the three screws silver and the motor Assy belt 9 Remove the four screws silver 8mm and detach the motor Assy ID Notes on attaching Adjust the phase between gear...

Page 202: ...NTIAL 4 REPLACEMENT OF PARTS 4 2 27 Motor DC FU fuser motor Plate cover FU 1 Detach the guide Assy eject Refer to section 4 2 14 2 Remove the two screws silver and the plate cover FU 3 Remove the four...

Page 203: ...ns 4 2 1 to 4 2 26 2 Remove the three screws silver and the gear Assy image drum lift up 3 Remove the E ring gear lift up C D and the shaft lift up Notes on attaching To assemble the gear lift up matc...

Page 204: ...EPLACEMENT OF PARTS 4 Remove the screw silver and the three round head screws black and detach the plate guide belt and the plate base registration 5 Remove the two screws silver and the three round h...

Page 205: ...ach the plate beam front 7 Remove the eight screws silver that are fixing the plate beam bottom 8 Remove the eleven screws ten screws silver and the screw black that are fixing the plate base and both...

Page 206: ...e pressing the protrusions of the two paper feed rollers and outward detach them from their shafts 3 Bend the protrusion on both side of the cover on the paper cassette and open the cover by turning t...

Page 207: ...t the spring onto the boss on the rear of the separation roller and push the bearing of the separation roller obliquely from below onto the shaft on the side of the cassette 2 Check to make sure that...

Page 208: ...inserting your fingers into the front recesses 2 Release the tab of the paper feed roller cover by pressing the right arm inward while lifting up the MP tray lightly Release the tab on the left side i...

Page 209: ...oller insert them onto the shafts and turn them all the way After attaching the rollers make sure that they do not come off 2 If closing the MP tray without returning the tab to the correct position t...

Page 210: ...and the Fuser Unit Refer to section 4 2 1 and 4 2 2 2 Remove the Cover Side L Assy Refer to section 4 2 3 3 Remove the cover Assy registration Refer to section 4 2 16 4 Remove cables and two screws s...

Page 211: ...the gear lift up match the phase of the right and left gears Refer to the Notes on attaching in the section 4 2 24 4 2 33 Guide Assy Side R Rack R 1 Refer to section 4 2 27 2 Remove four screws silve...

Page 212: ...following figure c Pull up and detach the Cover FaceUP B from the Cover FaceUP A b a c Cover FaceUP A 3 Detach the Shoulder Lock from the Cover FaceUP B by using the tool whose head is flat ex flat bl...

Page 213: ...icant specified must be applied to portions from which lubricant was wiped Lubrication work 1 Lubricant names and their abbreviations EM 30L MOLYKOTE EM 30L EM D110 MOLYKOTE EM D110 HP 300 MOLYKOTE HP...

Page 214: ...ace EM 30LP Class A Side surface EM 30LP Class A Side surface EM 30LP Class A Cog surface and Edge surface Rack L Apply a small amount of MOLYKOTE EM 30LP 26 positions Guide Assy Side R OR Board Assy...

Page 215: ...0LP 2 positions Class C Apply a normal amount of MOLYKOTE EM 30LP to the hatched portions Class C Gear Assy MPT Apply a normal amount of MOLYKOTE EM 30LP 2 positions Class C Apply a normal amount of M...

Page 216: ...mount of MOLYKOTE EM 30LP Class C Apply a normal amount of MOLYKOTE EM 30LP Class D Apply a normal amount of MOLYKOTE EM 30LP Class C 2 points Gear liftup B Large Gear all around tooth face Gear liftu...

Page 217: ...Assy Side R Apply a normal amount of MOLYKOTE EM 30LP Class C Apply MOLYKOTE HP300 normal amount to the shafts Class C Bush FU Plate Fuser Caulking 3 Plate Assy Side R Plate Fuser Caulking Gear FU A...

Page 218: ...ched portions Class C 4 positions Apply EM 30LP Class C on the side surface 4 positions Apply EM 30LP Class C on the edge surface 4 positions Expanded view 5 Plate Assy Side R Apply a normal amont of...

Page 219: ...Assy Side R Apply a small amount of MOLYKOTE EM 30LP Class A Apply a small amount of MOLYKOTE EM 30LP Class A Apply a small amount of MOLYKOTE EM 30LP Class A Expanded view 7 Plate Assy Side R Apply a...

Page 220: ...large amount of MOLYKOTE EM 30LP to the hatched areas Class F 4 portions Gear Reduct ID 1 Roller Assy Regist Holder Assy Regist 4 Holder Assy Regist 3 Apply a normal amount of MOLYKOTE EM 30LP to the...

Page 221: ...normal amount of MOLYKOTE EM 30LP to the hatched area Class C Apply a normal amount of MOLYKOTE EM 30LP to the hatched area Class C Holder Assy Regist 2 Holder Assy Regist 1 3 Roller Assy Regist Appl...

Page 222: ...pper Pitch Roller Backet Apply a small amount of HANARL SF 133 to the hatched areas 2 positions Class A 2 Guide Assy Eject_Upper Apply a small amount of HANARL SF 133 to the hatched areas 2 positions...

Page 223: ...45850101TH Rev 1 4 73 Oki Data CONFIDENTIAL 4 REPLACEMENT OF PARTS Guide Assy Eject Apply HARVES MDF 1207 all round...

Page 224: ...ss C 3 positions Frame Assy BFUSE D502 O505 O503 O516 D514 D513 R507 O502 R509 R508 O515 R513 R514 R511 R803 R801 R503 R504 R501 R502 O501 D501 D505 D506 O504 R802 D504 BFUCUT After polish the termina...

Page 225: ...OP Plate Assy Inner Apply a normal amount of MOLYKOTE EM 30LP to the hatched area Class C Apply a normal amount of MOLYKOTE EM 30LP to the hatched area Class C Spring Torsion PM is applied to the port...

Page 226: ...ONFIDENTIAL 4 REPLACEMENT OF PARTS Cassette Assy Plate Assy Receive PX756 Grease inside of this area 2 positions Case Cassette Plate Assy Receive PX756 Apply normal amount of MOLYKOTE EM 30LP to the h...

Page 227: ...it A A Cover Assy Top Class S CONN Head Code Do not adhere it to the other side of the terminal blue film side TETRA C9300 is soaked into BEMCOT M3 and sreads on each terminal of K Y M and C Class S D...

Page 228: ...ONFIDENTIAL 4 REPLACEMENT OF PARTS 4 3 2 2bin section Guide Assy 2Bin HARVES MDF 1207 Apply HARVES all round Gear Connect Gear Idle Eixt Z28 Apply HARVES MDF 1207 to the gray area of the Pinch Roller...

Page 229: ...ction 1 Frame Assy FB 1 Plate Pulley Caulking Gear Idle Gear Pulley Without the internal perimeter surface grease adhesion HARVES MDF 1207 Apply HARVES all round HARVES MDF 1207 Apply HARVES all round...

Page 230: ...T OF PARTS Hinge Assy L Hinge Assy R 1 Slider Hinge ADF Hinge Assy L Hinge Assy R Slider Hinge ADF EM D110 Class C Apply a normal amount of MOLYKOTE EM D110 to the hatched 8 ribs EM D110 Class C Apply...

Page 231: ...dhesion HARVES MDF 1207 Apply HARVES MDF 1207 to the hatched area 4 sliding surfaces HARVES MDF 1207 Apply HARVES MDF 1207 to the hatched area 4 sliding surfaces Leave it for about 3minutes drying tim...

Page 232: ...inting HARVES MDF 1207 and then assemble the Gear Planet HARVES MDF 1207 All around Apply HARVES MDF 1207 all around of Gear Planet 3 pcs Cover Assy Top ADF Leave it for about 3minutes drying time aft...

Page 233: ...VES MDF 1207 All around Apply HARVES MDF 1207 all around of Shaft Press 4 pcs Leave it for about 3minutes drying time after painting HARVES MDF 1207 and then assemble the rollers HARVES MDF 1207 All a...

Page 234: ...HARVES MDF 1207 all around of Shaft Press 4 pcs HARVES MDF 1207 All around Apply HARVES MDF 1207 all around of Slider Lock 2 pcs Roller Assy Eject ADF Leave it for about 3minutes drying time after pai...

Page 235: ...ADF HARVES MDF 1207 Apply HARVES MDF 1207 to gear teeth only of Gear Clutch Z27 ADF Assy 1 Shaft Press HARVES MDF 1207 All around Apply HARVES MDF 1207 all around of Shaft Press 4 pcs Leave it for abo...

Page 236: ...the shaft Apply MOLYKOTE EM 30LP Class C to the gear tooth of Gear Regist Leave it for about 3minutes drying time after painting HARVES MDF 1207 and then assemble 3 Plate Drive Caulking HARVES MDF 120...

Page 237: ...pply to 1 place with range 10mm or more The application place is arbitrary It is application to a state without a lump jumping out of an Gear tooth top the tooth bottom Apply Class C of MOLYKOTE EM 30...

Page 238: ...here it to other parts Confirm the foreign matter such as thread craps doesn t adhere in the terminal Tetra C 9300 Class S To apply around the bending portion part 7 Frame RADF Apply a normal amount o...

Page 239: ...v 1 4 89 Oki Data CONFIDENTIAL 4 REPLACEMENT OF PARTS OP Panel Assy 1 Gear Idle Z20 OP 2 2 Gear Rack OP HARVES MDF 1207 Apply HARVES all round HARVES MDF 1207 Apply HARVES all round Gear Idle Z20 OP 2...

Page 240: ...g 5 2 5 2 Cleaning of LED lens array 5 3 5 3 Cleaning the Feed rollers and the Retard roller 5 5 5 4 Cleaning the MPT Feed rollers 5 7 5 5 Cleaning Rollers in the ADF 5 9 5 6 Cleaning the rollers insi...

Page 241: ...aning Remove toner powder and dust in the MFP inner section Clean the inside of and the periphery of the MFP with the cloth as needed Clean the MFP inner section with the handy cleaner maintenance too...

Page 242: ...ver forward b While lines or White belt White spot pale printing If the vertical white lines and white belt white spot pale printing occur in printing as shown below the LED lens array should be clean...

Page 243: ...oth Note Do not use solvents including methyl alcohol and thinner 4 Press the button a and open the Output Tray b a b x4 6 Close the scanner unit and these covers are performed by the inverse procedur...

Page 244: ...Rev 1 5 5 5 3 Cleaning the Feed rollers and the Retard roller 1 Power off the MFP 2 Pull out the tray 3 Wipe two paper feed rollers inside the printer with a soft cloth that has been slightly moistene...

Page 245: ...5850101TH Rev 1 5 6 4 Wipe two paper feed rollers in the tray with a soft cloth that has been slightly moistened with water and then squeezed well Note Use water only 5 Push the tray back into the MFP...

Page 246: ...ONFIDENTIAL 5 REGULAR MAINTENANCE 45850101TH Rev 1 5 7 5 4 Cleaning the MPT Feed rollers 1 Power off the MFP 2 Open the MPT 3 Close the MPT gently to a position where the left and right tabs fit the a...

Page 247: ...Wipe the two feed rollers with a tightly wrung cloth soaked in water through the opening for MPT Note 1 Use water only 2 Do not bend the lever 7 Open the Retard Roller cover and wipe the retard rolle...

Page 248: ...onth 1 Power off the MFP 3 Wipe the document feed roller guide surface and retard roller with a soft cloth that has been slightly moistened with water and squeezed well Wipe the whole surface of the r...

Page 249: ...ta CONFIDENTIAL 45850101TH Rev 1 5 10 5 REGULAR MAINTENANCE 5 Wipe the rollers with a soft cloth lightly moistened with water 6 Close the inner cover and the ADF Cover by the inverse procedure with op...

Page 250: ...document pad It is recommended to clean these at same time with rollers in ADF See clause 5 5 1 Open the document glass cover 3 Wipe the rollers with a soft cloth lightly moistened with water Caution...

Page 251: ...image quality of the printouts 1 Open the document glass cover 2 Wipe the ADF document holding pads document glass and ADF document glass gently with a soft cloth that has been slightly moistened with...

Page 252: ...Oki Data CONFIDENTIAL 6 CONNECTION DIAGRAMS 6 1 Connection diagram 6 2 6 2 Board Layout 6 4 6 3 Resistance value 6 15 6 4 Firmware Information 6 20...

Page 253: ...Inside temperature thermistor FFC10P FFC10P AMP6P AMP3P AMP3P JST6P JST7P AMP12P JST4P JST24P AC 9715B 12Z02 K HEAD Y HEAD M HEAD C HEAD FFC 24P FFC 24P FFC 24P FFC 24P FFC 24P FFC 24P FFC 24P FFC 24P...

Page 254: ...Board 6WB JST 6P JST 3P JST 4P AMP 3P AMP 3P AMP 3P Hopping sensor Document length detect1 Document length detect2 JST 34P DFSTX JST 3P JST 3P AMP 3P AMP 3P AMP 3P Relay connector JST 26p JST 26p Fla...

Page 255: ...PCL 1 10 B2IF 1 9 DCID 26 25 2 1 6 1 1 6 PE HOP 1 3 MPT PE 1 2 23 24 OPTION 1 14 13 2 SUPOW IC18 R 1 9 1 A A 9 R IC25 IC27 IC28 40 39 37 38 143 144 2 1 DIMM R 1 9 1 A A 9 R IC31 IC32 1 6 IC35 1 12 13...

Page 256: ...OSC2 IC7 48 37 36 25 24 13 12 1 C94 BAT1 CP2 C49 CP3 CP10 D3 IC12 D1 RM4 L3 10 1 CP8 F2 RM2 C113 Q1 F1 D2 IC18 K 10 20 20 10 1 26 26 1 A AF AF A Y SUIMDBG1 10 1 IC19 IC8 SUJTAG1 8 1 7 2 IC11 12 1 2 11...

Page 257: ...GCL 1 2 SETCOV 6 1 HOP 4 1 2 2 45734599 6RL Board 6RL 5 Document double feed sensor board Tx Board 6JC Component side SNS1 ZA4 ZA3 MST 3 1 ZA2 Board 6JC 6JC 1 1 45824499 45824599 2 2 6JD Board 6JD ZA2...

Page 258: ...4675399 2 2 C9 CTNR JP1 JP2 KTNR MTNR SSNS TOPCV YTNR 8 Color registration sensor board Board PRC Component side SNS CN 9 Panel board Board TP1 Component side TEST2 3 3 45657499 TP1 Board TP1 1 40 TFT...

Page 259: ...SW505 SW506 SW507 SW510 SW511 SW512 SW513 SW514 SW515 SW516 SW530 SW531 SW532 SW533 SW534 SW540 SW541 D LED501 D LED504 D LED505 RJ521 RJ525 RJ520 RJ524 RJ512 RJ523 RJ511 RJ506 RJ518 1 22 1 2 3 4 5 6...

Page 260: ...ent side WR IN2 IN1 CN 44607799 E K A 5 1 C E C E A K A K 2 2 RSG C 15 Relay board Board P6Z Component side 1 4 1 1 2 1 4 4 12 1 30 29 1 2 1 5 1 3 1 6 1 3 44607699 3 3 P6Z BELTFAN C2 C3 C18 CP1 CP2 CP...

Page 261: ...0101TH Rev 1 6 10 6 CONNECTION DIAGRAMS 17 2bin LED board Board 1LD Component side Board 1LD 1LD 1 1 45823699 18 2bin relay board Board 7RL Component side SNSIF SETCOV REV PM MOTIF CL1 2 2 44997899 2...

Page 262: ...1 6 11 6 CONNECTION DIAGRAMS 19 FAX board Board FXS Component side VR1 2 2 45671299 LINE TEL CP3 CP2 R37 R36 BF2 BF1 28 22 21 14 8 7 1 16 13 12 9 8 5 4 1 CN2 1 2 6 5 CN1 1 2 6 5 CN3 24 1 ZNR1 ZNR2 S2...

Page 263: ...1 JP30 JP42 JP41 JP71 JP55 JP80 JP18 JP47 JP81 JP14 JP34 JP35 JP17 JP16 JP79 JP9 JP77 JP12 JP50 JP39 JP10 JP13 JP85 JP11 JP64 JP63 JP82 JP78 JP111 1 1 1 1 JP87 JP86 JP119 JP115 JP121 JP144 JP140 JP129...

Page 264: ...Low Voltage Power board 1H609WA Component side C201 250V T2AL F651 24 23 2 1 J3 C135 C137 Q140 RC111 Q112 Q111 L111 T601 Seriol No C601 T201 D423 TH301 RC301 RC302 CR51 CR52 C126 L5 J2 4 2 3 1 L1 J4 2...

Page 265: ...Oki Data CONFIDENTIAL 45850101TH Rev 1 6 14 6 CONNECTION DIAGRAMS 22 Transfer Belt Unit Fuse Transfer belt unit for consumable parts Transfer belt unit Relay Board Contact point Contact point Fuse...

Page 266: ...6 CONNECTION DIAGRAMS 6 3 Resistance value Unit Electrical circuit diagram connection Part outside view Resistance value Belt motor M 1 2 3 4 Between pin 1 and pin 2 3 4 Between pin 3 and pin 4 3 4 ID...

Page 267: ...1 6 16 6 CONNECTION DIAGRAMS Unit Electrical circuit diagram connection Part outside view Resistance value Fuser motor IP1 Across both ends of IP1 1 or less Hopping motor M 1 2 3 4 Between pin 1 and p...

Page 268: ...outside view Resistance value Duplex print motor 1 3 RED A 4 6 YELLOW B WHITE B COLOR OF LEAD COLOR OF LEAD BLUE A PIN No PHR 6 PIN No PHR 6 PHR 6 connector Between pin 1 and pin 3 3 2 Between pin 4 a...

Page 269: ...RAMS Unit Electrical circuit diagram connection Part outside view Resistance value Flatbed motor M 1 3 2 4 Between pin 1 and pin 3 7 4 Between pin 2 and pin 4 7 4 ADF feed motor ADF hopping motor M 1...

Page 270: ...hermistor PT5 312 Upper Side Thermistor PTA7 312 Planar Heater Thermistor PM5 342 Lower Thermistor PTA7 312 Fuse 1 3 2 4 Thermostat Upper Lower 13P RWZV K4GG P4 13P RWZV K4GG P4 CZHR 07V S CZHR 06V S...

Page 271: ...1 A AP AP A AA IC CD2 2 7 1 8 T1 RM14 RM16 RM20 RM21 RM22 RM23 RM24 RM25 1 50 SUIF 24 1 HEAD0 24 1 HEAD1 24 1 HEAD2 24 1 HEAD3 1 16 17 32 33 48 49 64 SOLDER Specified stamp location Series No Stamp N...

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Oki MC873dn, Maintenance Manual

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Summary of Contents for MC873dn

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