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Oki B410 Maintenance Manual Download Page 73

4. ADJUSTMENT

43984801TH Rev.1 

73 /

Oki  Data  CONFIDENTIAL

Category

Operation panel display

Default 

value

Function 

*

 Only English is supported for panel 

display

Setting item 

(Upper case)

Setting item 

(Lower case)

DOTSHIFT

MANUAL

-4.0MILLIMETER
~ 
-1.0MILLIMETER  
-0.5MILLIMETER  
0.0MILLIMETER 
+0.5MILLIMETER 
~ 
+3.5MILLIMETER 

 
 

* 

Set landscape DOTSHIFT of Manual Slot 
while printing.
Item is displayed even Tray 2 is not 
implemented. 
In this area, even EEPROM RESET such as 
ROM Ver.UP is not initialized.
Only B410/B420 Series is displayed. 
 

MPT

-4.0MILLIMETER 
~ 
-1.0MILLIMETER  
-0.5MILLIMETER  
0.0MILLIMETER 
+0.5MILLIMETER 
~ 
+3.5MILLIMETER 

 
 

* 

Set landscape DOTSHIFT of MPT while 
printing.
Item is displayed even Tray 2 is not 
implemented. 
In this area, even EEPROM RESET such as 
ROM Ver.UP is not initialized.
Only B430/B440 Series is displayed.
 

ENGINE DIAG 
MODE

-

Included in Engine Maintenance Menu.

Summary of Contents for B410

Page 1: ...Oki Data CONFIDENTIAL B410 B420 B430 MPS420b Maintenance Manual 080409B...

Page 2: ...nder any patent or trademark of Oki Data Oki Electric Industry Co Ltd Oki Electric or any third party Except as provided above nothing contained herein shall be construed as conferring any license or...

Page 3: ...Standard Standard Standard Standard Standard Monthly Duty Cycle Maximum 50 000 pages 50 000 pages 70 000 pages 70 000 pages 70 000 pages 70 000 pages Toner life ISO19752 3 500 3 500 7 000 available f...

Page 4: ...38 3 3 2 Roller Transfer 39 3 3 3 Cover Side R 40 3 3 4 Cover Side L 41 3 3 5 CU Board 42 3 3 6 Motor DC Main 43 3 3 7 OPE Cover Assy 44 3 3 8 Ope Board 45 3 3 9 MPT Assy In case of B410dn it is Manu...

Page 5: ...lems 90 6 3 Points to be checked when the printing problems are modified 90 6 4 Preparation for Troubleshooting 90 6 5 Troubleshooting Flow 91 6 5 1 LCD Status Message Trouble Table 91 6 5 2 LCD Messa...

Page 6: ...Cleaning of Paper Feed Roller and Separation Roller 158 5 Procedure for Troubleshooting 159 5 1 Precautions for Troubleshooting 159 5 2 Preparation before Troubleshooting 159 5 3 Troubleshooting Metho...

Page 7: ...SB 2 0 LAN 10BASE T 100BASE TX Toner cartridge Image drum cartridge High voltage power supply uint Low voltage power supply unit Fuser unit Main DC Motor 2nd tray unit Hopping clutch 1st Register clut...

Page 8: ...Cover Assy Guide Paper Duplex Guide Paper R Manual Assy Front Guide Assy CU board 1 2 Printer Configuration The printer main unit includes the following hardware parts Electrophotographic processing...

Page 9: ...Cover Side L Plate Base PCB Plate Assy Base Motor Fan Duplex Rear Cover Assy Fuser Assy OPE Cover Assy Guide Paper Duplex Guide Paper R MPT Assy Front Guide Assy CU board Paper cassette Toner cartridg...

Page 10: ...de R Cover Side L Plate Base PCB Plate Assy Base Motor Fan Duplex Rear Cover Assy Fuser Assy OPE Cover Assy Guide Paper Duplex Guide Paper R MPT Assy Front Guide Assy CU board Paper cassette Toner car...

Page 11: ...IGURATION 1 3 Optional Configuration The options attached to the printer are as follows These options can be ordered respectively for the printer main unit 1 Second tray unit 2 Additionally installed...

Page 12: ...ormal Paper A4 Weight 55 105kg 64 120g m2 For double side printing weight55 90kg 64 105g m2 Tray 1 Width 100 215 9 Length 210 355 6 Tray 2 Width 148 215 9 Length 210 355 6 A5 A6 B5 Letter Legal Legal...

Page 13: ...s possible to use it by a part of size Type Size Thickness Weight Kg Paper feeding Method Paper ejecting method Double side print Paper cassette Multipurpose tray 1 Manual Face up Face down Automatic...

Page 14: ...ound level 15 Consumables Toner cartridge Approx 3 500 piece Approx 7 000 piece Approx 10 000 piece A4 ISO IEC 19752 Continuous printing as printing paten But except the 1st Toner cartridge Image drum...

Page 15: ...label and Serial No label have been attached on the specified part of printer as shows below 1 5 2 Warning label Warning label has been attached on the part of printer that may cause injury to the op...

Page 16: ...cal power sensor board Note There is a risk of electric shock in the middle of the heat sink and transformer Be sure to check before touch it It may happen that the electricity has still left on the e...

Page 17: ...xposed part of image drum surface becomes lower Then forms electrostatic latent image 3 Development Negative charged toner is attracted to the electrostatic latent image due to electrostatic while tou...

Page 18: ...to the negative charged image drum When the surface electric potential of exposed part of the image drum goes to decrease the electrostatic latent image complying with image signal is formed Image dru...

Page 19: ...etween the image developing roller and toner toner is attracted to the image developing roller Image drum Charged roller Image developing plate Toner supply roller Image developing roller 2 The toner...

Page 20: ...he necessary bypass voltage in image processing is impressed on the toner feeding roller and image developing roller as show below Image drum Basic material Toner feeding roller While the cover is clo...

Page 21: ...s the converse polarity with toner polarity is applied from the backside of the paper As high plus voltage is applied to transfer roller from the power supply the plus charge on the transfer roller su...

Page 22: ...ler Image drum Transferring roller 2 Roller cleaning In the following case there is a need of cleaning the charged roller transfer roller and cleaning roller Warming up as switching on the power suppl...

Page 23: ...alogen lamp The thermistor that contacts the Heat roller adjusts the Heat roller temperature to the temperature specified by the menu complying with the paper width For safety the thermostat shuts off...

Page 24: ...ting the paper which firstly passed through the fuser unit after the backside printing is conveyed to the inward of Duplex Unit by the reverse operation of the second ejecting roller that is a certain...

Page 25: ...ntrance sensor lever Conveying roller Paper feeding roller Pick up roller DC motor Counterclockwise rotation Paper feeding clutch Paper Writing out sensor lever 2 Paper feeding from Multipurpose tray...

Page 26: ...tion 3 Fuser unit and paper ejecting 1 The fuser unit and eject roller is 2 Simultaneously the eject roller rotates and then the paper is ejected Eject roller Eject roller Planet gear Paper route Sole...

Page 27: ...N Normal rotation Inverse rotation Belt Duplex conveying roller Duplex conveying roller Belt 4 Paper reversing and paper multi feeding 1 TRemoving the first eject roller at the rear part of paper and...

Page 28: ...ion portion of agitating bar the agitating bar rotates in accordance with the rotating of gear Even after the magnet part of the agitating Bar reaches the highest position it still rotates at the same...

Page 29: ...NTIAL 2 Operational explanation Toner full status Toner low status t1 t2 t1 t2 Magnet attracting time Toner sensor alarm actuates if there is not any change on toner sensor Toner sensor is not monitor...

Page 30: ...cause it is easy to be lost 6 Do not use the gloves that is easy to occur electrostatic while dealing with IC such as micro sensor ROM RAM etc and PCB 7 Do not put the print circuit board on the equip...

Page 31: ...h 3 1 Graph 3 1 Maintenance tools No Maintenance tools Quantity Application Remark 1 No 2 200 Magnetic driver 1 3 5mm Screw 2 No 3 100 Driver 1 3 No 5 200 Driver 1 4 Digital multi meter 1 5 Pliers 1 6...

Page 32: ...Figure 3 1 A A A A Stacker Cover Assy Cover Side R Cover Side L Plate Base PCB Plate Assy Base Motor Fan Duplex Rear Cover Assy Fuser Assy OPE Cover Assy Guide Paper Duplex Guide Paper R Manual Assy...

Page 33: ...R Cover Side L Plate Assy Base Motor Fan Duplex Rear Cover Assy Fuser Assy OPE Cover Assy Guide Paper Duplex Guide Paper R MPT Assy Front Guide Assy CU board Plate Base PCB Toner cartridge Low voltag...

Page 34: ...ide R Cover Side L Plate Assy Base Motor Fan Duplex Rear Cover Assy Fuser Assy OPE Cover Assy Guide Paper Duplex Guide Paper R MPT Assy Front Guide Assy CU board Plate Base PCB Toner cartridge Low vol...

Page 35: ...Rev 1 35 Oki Data CONFIDENTIAL 3 Parts replacement Base unit Photo Interrupter Roller Pick Up Roller Feed Now Guide Cassette L Guide Cassette R Plate Base Gear Assy Clutch Figure 3 4 B410d B410dn B43...

Page 36: ...1TH Rev 1 36 Oki Data CONFIDENTIAL 3 Parts replacement Photo Interrupter Roller Pick Up Roller Feed Now Guide Cassette L 530sht Guide Cassette R 530sht Plate Base Gear Assy Clutch Figure 3 5 Base unit...

Page 37: ...End Lever Duplex Lever Cassette Gear Assy Clatch 3 3 23 PR Unit LED Head 3 3 1 High Low voltage Power Board 3 3 17 Paper Feeding Roller Roller Pick Up Roller Feed NOW Roller Assy MPT 3 3 24 Replace pa...

Page 38: ...arrow direction and then remove it Secondly remove Hook B then remove LED Assy At this moment the 2 springs can be also removed jointly 4 Remove cable from the connector of LED Assy 5 Installing is pe...

Page 39: ...right side and remove the post on the top of gear from the contact of Frame Assy Lower Remove the latches on the 2 places of Gearing TR of Gear 5 Hold the Bearing TR on the both side and then lift up...

Page 40: ...ble from the main unit 3 Open the Rear Cover Assy 4 Open the Stacker Cover Assy 5 Take out the image drum cartridge 6 Remove the Cover Access 7 Remove the screw Black Remove the Cover Side R 8 Install...

Page 41: ...2 Unplug the interface cable from the main unit 3 Open the Rear Cover Assy 4 Open the Stacker Cover Assy 5 Take out the image drum cartridge 6 Remove the 2 screws Black Remove Cover Side L 7 Installin...

Page 42: ...er In the meantime remove the cable connector with core together 4 Remove the 2 pieces of small screws Silver 2 pieces of big screws Silver and cable connector from the CU board Remove the Spring FG S...

Page 43: ...undling the cable of Motor DC Main and the cable of Resist clutch 5 Remove the 3 pieces of screws Silver and the 1 piece of screw Black 6 Remove the Motor DC Main Unplug the cable from the Piece Guide...

Page 44: ...rew Silver Remove the Film Core Holder 6 Remove the FFC cable from the CU board 7 Open the Cover Assy MPT 8 Pull Claw A by the arrow direction Remove the clamp by pushing Claw B as the arrow direction...

Page 45: ...Remove OPE Cover Assy Refer to 3 3 7 2 Remove Ope Board from Cover OPE by pulling the claw as the arrow direction 3 Unplug FFC cable from Ope Board 4 Remove Button KEY and Lens LCD from Ope Board 5 In...

Page 46: ...Frame Assy Lower by arrow B direction and then remove Lever Lock Top 8 Holding up MPT Assy Manual Assy and remove it 9 Installing is performed by the inverse procedure with removing A A B B Driver Pa...

Page 47: ...3 3 3 3 4 4 Remove OPE Cover Assy Refer to 3 3 7 5 Remove MPT Assy Refer to 3 3 9 6 Remove the clamp of claw by pushing by arrow direction and then remove Cover Paper R 7 Remove the 2 screws Black Rem...

Page 48: ...d Cover Side L Refer to 3 3 3 3 3 4 4 Remove OPE Cover Assy Refer to 3 3 7 5 Remove MPT Assy Refer to 3 3 9 6 Remove Guide Assy Front Refer to 3 3 10 7 Remove Roller Assy Feed by arrow direction 8 Ins...

Page 49: ...3 4 4 Remove OPE Cover Assy Refer to 3 3 7 5 Remove MPT Assy Refer to 3 3 9 6 Remove Front Guide Assy Refer to 3 3 10 7 Remove Roller Assy Feed Refer to 3 3 11 8 Remove Duplex Assy 9 Remove the 2 scre...

Page 50: ...to 3 3 5 2 5 Remove film Core Holder Refer to 3 3 7 5 6 Remove LED cable from CU board 7 Remove the screw Silver 8 Open the Stacker Cover Assy by the arrow direction and remove Stacker Cover Assy from...

Page 51: ...the Fuser Assy by bowing down the lock at the left side 9 Installing is performed by the inverse procedure with removing Note Fuser Assy may be really hot beware of handling Note on removing installi...

Page 52: ...43984801TH Rev 1 52 Oki Data CONFIDENTIAL 3 Parts replacement Connector for Thermistor Connector for FAN Arrow High voltage power board Thermistor...

Page 53: ...ate Solenoid 6 Remove Solenoid from Rear Cover Assy Because the plunger is not fixed beware of not to drop or lose it 7 Remove Rear Cover Assy by bowing down the supporting point part of Rear Cover As...

Page 54: ...er Assy Refer to 3 3 13 15 Remove Fuser Assy Refer to 3 3 14 16 Remove Rear Cover Assy Refer to 3 3 15 17 Remove all the cable from Hook A of Holder SNS extend them and put on the right front side of...

Page 55: ...Rev 1 55 Oki Data CONFIDENTIAL 3 Parts replacement Hook Hook Cable Cable Connector Attention to wire interwining Attention to wire interwining High voltage power board Plate Base PCB Hook Cable G Hoo...

Page 56: ...installing 1 Beware of not to touch the DC motor inattentively Do not rotate motor 2 Do not apply excessive pressure to the power switch 3 While installing High voltage Low voltage power board to the...

Page 57: ...r 7 Installing is performed by the inverse procedure with removing Note on removing installing 1 Beware of not to touch the DC motor inattentively Do not rotate motor 2 While installing beware of not...

Page 58: ...and Lever Reset L 6 Remove Lever Reset R 7 Lift up Roller Back up and remove it At this moment 2 of Holder BU Spring Bias Back up Bearing Ball and Washer C are also removed 8 Remove color that are at...

Page 59: ...ring R 6 Remove the lock of Gear Resist Remove Gear Resist Bearing Resist Assy 7 Lift up the left side of Roller Resist Assy and remove it at the arrow direction 8 Remove the lock of Gear Pressure Rem...

Page 60: ...ver In Sensor Entrance and Paper Press the Clamp of press Lever In Sensor as up direction and then remove them While remove Lever In Sensor beware of not to loss or break Spring Sensor In Spring Write...

Page 61: ...t Press Lever Eject Sensor as down direction and remove it While remove Lever Eject Sensor beware of not to loss or break Spring SNS 5 Press the claw of Frame Assy Lower as the arrow direction Remove...

Page 62: ...Press the clamp of Lever End by the up direction and then remove it 4 Press the clamp of Lever Duplex by the up direction and then remove it 5 Press the clamp of Lever Cassette by the up direction and...

Page 63: ...ide Hopping shaft by the arrow direction and remove Gear Assy Clutch 10 Installing is performed by the inverse procedure with removing Note on removing installing 1 Beware of not to touch the DC motor...

Page 64: ...e them Note on removing installing 1 While install the Paper feeding roller With Gear Roller Pick Up be sure to press in it till the setting sound at the deep side shaft can be heard as the confirmati...

Page 65: ...ray widen paper supporter 3 Open the cover of Paper feeding roller of Multi purpose Tray by up direction Remove Roller Assy MPT by rolling it to the near side Note on removing installing 1 While insta...

Page 66: ...display Default value Function Only English is supported for panel display Setting item Upper case Setting item Lower case OP MENU ALL CATEGORY ENABLE DISABLE Sets category ALL Enable Disable of User...

Page 67: ...splay Condition NIC full assembled MEMORY MENU ENABLE DISABLE Set Category MEMORY MENU ENABLE DISABLE Set to DISABLE Category MEMORY MENU OF User Menu is not displayed SYS ADJUST MENU ENABLE DISABLE S...

Page 68: ...le from 1 yet it is from 0 as setting TYPE 2 Only B430 B440 series is displayed SIDM MENU SIDM MANUAL ID 0 2 9 J E Set Pn specified by MANUAL in CSF CONTROL CONMENT OF MANUAL 1 ID No FX PPR ESCP Emu E...

Page 69: ...RALLEL MENU ENABLE DISABLE USB MENU USB MENU ENABLE DISABLE NETWORK MENU NETWORK MENU ENABLE DISABLE MEMORY MENU MEMORY MENU DISABLE ENABLE SYS ADJUST MENU SYS ADJUST MENU DISABLE ENABLE MAINTENANCE M...

Page 70: ...ENU MENU Select by Key SETTING and press key MENU MENU Select by Key SETTING and press key MENU MENU Select by Key SETTING and press key MENU MENU Select by Key SETTING and press key MENU MENU Select...

Page 71: ...nt on board starts MENU RESET EXECUTE Reset the EEPROM content to the Factory Default setting value After the setting alteration it reboots automatically Part of special item is not initialized CONFIG...

Page 72: ...d equipment sets IBM PPR and EPSON FX as ENABLE yet ESC P as DISABLE IBM PPR III XL ENABLE DISABLE E J EPSON FX ENABLE DISABLE E J ESC P ENABLE DISABLE J E PS3 EMULATION ENABLE DISABLE PCL XL ENABLE D...

Page 73: ...T of Manual Slot while printing Item is displayed even Tray 2 is not implemented In this area even EEPROM RESET such as ROM Ver UP is not initialized Only B410 B420 Series is displayed MPT 4 0MILLIMET...

Page 74: ...Press Key MENU MENU and move Press Key MENU MENU and move Select by Key SETTING and press key MENU MENU Select by Key SETTING and press key MENU MENU Select by Key SETTING and press key MENU MENU Sel...

Page 75: ...METER 0 5MILLIMETER 3 5MILLIMETER MPT 4 0MILLIMETER 1 0MILLIMETER 1 5MILLIMETER 1 0MILLIMETER 0 5MILLIMETER 0 0MILLIMETER 0 5MILLIMETER 3 5MILLIMETER ENGINE DIAG MODE INITIALIZING ONLINE Press Key SET...

Page 76: ...STEP3 In this printer this setting is not used PRINTPOS 0 mm 0 5mm 3 5mm 4 0mm 0 5mm Set the start position of printing LENSHIFT 0 mm 0 5mm 3 5mm 4 0mm 0 5mm Set the offset of picture elastic The mino...

Page 77: ...g amount that is from the multipurpose feeder Paper striking amount setting EF TBL No 1 No 2 No 3 In this printer this setting is not used DUPLEX POS 0 mm 1 mm 7 mm 8 mm 1 mm Set Paper feeding amount...

Page 78: ...3 2 1 0 1 2 3 Current value converting of TR1_I at TR resist lead 0X MODE ENABLE DISABLE A C Zero Cross Phase Control ENABLE DISABLE Select whether operate phase control 0X TC AUTO FIX TC Fixed Varie...

Page 79: ...CT In this printer this setting is not used PRT DUTY 1 1 1 10 1 20 1 50 Set Duty that is used for Motor Accelerating Test in the factory Setting as 1 n means that after 1 piece of paper printing it ma...

Page 80: ...y MENU MENU Press Key SETTING Select by Key SETTING and press key MENU MENU Display Indicating Set the drive time of ED Head Set by the relative value between the strobe time of 600 x 1200DPI and the...

Page 81: ...ETTING and press key MENU MENU Select by Key SETTING and press key MENU MENU Select by Key SETTING and press key MENU MENU Select by Key SETTING and press key MENU MENU Select by Key SETTING and press...

Page 82: ...nd press key MENU MENU Maximum CH voltage offset Minimum CH voltage offset Current value converting of TR1_I at TR resist lead A C Zero Cross Phase Control ENABLE DISABLE Select whether operate phase...

Page 83: ...s not used Set Duty that is used for Motor Accelerating Test in the factory Setting as 1 n means that after 1 piece of paper printing it makes the engine idles away for n 1 piece of paper amount The s...

Page 84: ...NE displayed open Upper Cover 3 Press ON LINE switch for 5 second Open the Top Cover by ONLINE and NODATA status press ON LINE switch for 5 second The following setting information displays on LCD for...

Page 85: ...ET Operation 2 6 PU EEPROM area mapping check error at the time of a power on 3 7 System Maintenance Menu EEPROM RESET Operation 4 1 Destination Check is for the operation on the different product des...

Page 86: ...ard of Controller copy the old EEPROM content to the new EEPROM of new board and then save the customer setting To operate this use Maintenance Utility About the operating method of Maintenance Utilit...

Page 87: ...the toner cartridge should be replaced Note As for the LED lens array clean it with soft tissues or soft cloth after eliminating static electricity of a maintenance tool 5 Periodic Maintenance While...

Page 88: ...o clean the LED head after eliminating static electricity 1 Eliminate static electricity by touching the aluminum foil film section before cleaning the LED head 2 Wipe the whole LED head softly with t...

Page 89: ...ed on the upper line of the LCD and 490 MP tray No Paper is displayed on the lower line For B410 series Manual is displayed on the upper line of LCD and A4 Load is displayed on the lower line At this...

Page 90: ...um cartridge are proper replaced 3 Check that the image drum cartridge is proper set 6 3 Points to be checked when the printing problems are modified 1 Make sure not to touch the surface of the image...

Page 91: ...ory may be damaged the power is not turned off during the display Normal MENU RESETTING MENU RESETTING OFF OFF In Resetting the menu Since the flash memory may be damaged the power is not turned off d...

Page 92: ...IT A MOMENT DATA WRITING WAIT A MOMENT DATA WRITING OFF Blinking In writing the NIC program data to be updated It is displayed only during the special mode for the maintenance Normal POWER OFF ON DATA...

Page 93: ...Normal Print font PRINT FONT Not determined Not determined Prints the font list Normal Print menu map PRINT MENU MAP Not determined Not determined In printing the menu map Normal Print file list PRIN...

Page 94: ...ower saving mode Warning Toner low TONER LOW Not determined ON Blinking OFF The status where the toner is low Replace the toner cartridge Warning NON OEM toner NONOEM TONER DETECTED Not determined ON...

Page 95: ...TRAY1 OR DUPLEX OPEN Not determined ON Tray 1 unit is removed or the duplex unit is not installed Warning File system full FILE SYSTEM FULL Not determined ON It is impossible to write in the frashmemo...

Page 96: ...L 17 INVALID PARAMETER 18 NO CONTIG SPACE 19 CANT CHANGE ROOT 20 FD OBSOLETE 21 DELETED 22 NO BLOCK DEVICE 23 BAD SEEK 24 INTERNAL ERROR 25 WRITE ONLY Warning Press the online SW Invalid Data PRESS ON...

Page 97: ...message Writing is completed DOWNLOAD MESSAGE SUCCESS Not determined Not determined Writing of the message data to be updated succeeds Error Online Download message Writing Failed DOWNLOAD MESSAGE FA...

Page 98: ...a toner cartridge for this product Error 617 Replace a toner nnn Toner is for other printers REPLACE TONER nnn INCOMPATIBLE TONER OFF Blinking The toner cartridge is not matched Set a toner cartridge...

Page 99: ...E nnn IMPROPER LOCK LEVER POSITION OFF Blinking The toner is not supplied Check that the knob of the toner cartridge is horizontal Tap the cartridge Error 343 Set the drum again nnn Drum error CHECK I...

Page 100: ...to the PJL command 2 Reboot in accordance with the menu change 3 Reboot due to the quit operator of the PostScript language 4 Reboot from Network Utility including Web Error In shutting down SHUTTING...

Page 101: ...PROM Error 041 CU Flash Memory Error 042 Flash File System Error 043 Flash File System Version Mismatch 063 PCI Driver Open error Reserved 070 PostScript Internal Error 072 Engine Communication Error...

Page 102: ...nePageSequencer IMGSET Error 207 EnginePageSequencer illegal Function Call 208 EnginePageSequencer Parameter Error 210 EngineControl illegal Page Cargo Reserved 211 EngineControl Page Error Reserved 2...

Page 103: ...roubleshooting flowchart displayed below to solve the trouble No Trouble Flowchart No 1 The printer does not work normally after tuning on the power 2 Jam Alert Paper feed jam Paper path jam Paper eje...

Page 104: ...f the main board and GND short out Check with 18 pins and 35 pins of CENT connector No Replace the low voltage power Yes Replace the main board Yes The flexible cable of the operator panel Assy is app...

Page 105: ...or of the sensor board or high voltage power or replace the high voltage power sensor board No Replace the paper feed roller pick up roller or paper cassette No Does the paper feed roller rotate Yes S...

Page 106: ...e paper reach the ejection sensor lever Yes Does the ejection sensor lever work normally It moves freely by touching No Replace the ejection sensor lever Yes Clean the ejection sensor or replace the p...

Page 107: ...Does the ejection sensor lever work normally It moves freely by touching No Replace the ejection sensor lever Yes Clean the ejection sensor or replace the parts Yes Is the paper ejection roller appro...

Page 108: ...s Does the write sensor lever work appropriately It moves freely by touching No Replace the write sensor lever or clean the high voltage power the entrance sensor of the sensor board Yes Replace the h...

Page 109: ...ge power sensor board No Insert the Thermistor connector correctly Yes Is the heater connector normally inserted in the CN1 connector of the low voltage power No Insert the heater connector appropriat...

Page 110: ...appropriately Yes Replace the main board Has the trouble been solved No Check the trouble according to the maintenance manual of the Second Tray unit of the appendix C Yes Completed No Replace the mai...

Page 111: ...he white section is dirty Vertical black belt Black line Periodic failure Vertical white belt White line White paper Trouble Flowchart number Pale printing or the whole printing is faded Fig 6 2 The w...

Page 112: ...rd See Figure 6 5 No Adjust the contact plate of the transfer roller so that it can be connected to the transfer roller shaft Yes Are the contact of the developing roller and toner supply roller of th...

Page 113: ...Adjust so that the cleaning roller contact can be properly connected to the contact assembly Yes Replace the image drum cartridge Has the trouble been solved Yes Completed No Replace the main board h...

Page 114: ...ead Has the trouble been solved Yes Completed No Replace the main board high voltage power sensor board Periodic failure Cycle Handling Image Drum 94 37mm Replace or clean the image drum cartridge Dev...

Page 115: ...cable Has the problem been solved Yes Completed No Replace the Main board or High voltage power sensor board In case of inefficient fusing If touch by hand the character or image that are printed on p...

Page 116: ...the transfer roller Has the trouble been solved Yes Completed No Are the surface status of the back up roller and the installation of the bias sprint of the back up roller appropriate No Replace the...

Page 117: ...pairing 43984801TH Rev 1 117 Oki Data CONFIDENTIAL Contact C h a r g i n g r o l l e r E a r t h D r u m C l e a n i n g r o l l e r D e v e l o p i n g r o l l e r T o n e r s u p p l y r o l l e r E...

Page 118: ...6 Procedures for Repairing 43984801TH Rev 1 118 Oki Data CONFIDENTIAL Contact plate for Transfer High voltage power sensor board Contact Figure 6 4...

Page 119: ...or 2ND TRAY PW HVIF Low voltage power CN3 CN1 CN1 CN2 TR S5 S6 SB S7 CB S9 DB S8 CH S11 GND S10 High voltage output CN4 TT1 board CN1 To the ID unit Cover open switch DC motor Assy Clutch Hopping Clut...

Page 120: ...a CONFIDENTIAL 7 2 Board Layout 1 Main control board The front side of the printer 19 1 36 CENT LAN USB CN5 CN4 7 199 41 39 1 200 42 CN2S EXRCO DM PEISTD LCDPNL HVIF 40 2 1 1 9 1 8 15 1 10 2 27 28 1 1...

Page 121: ...n 1 O TXD Transmission signal 2 O TXD Transmission signal 3 I RXD Reception signal 4 NC Not used 5 NC Not used 6 I RXD Reception signal 7 NC Not used 8 NC Not used PW Connector Pin Allocation Connecti...

Page 122: ...obe 15 15 O D0 Data 0 16 16 O D1 Data 1 17 17 O D2 Data 2 18 18 O D3 Data 3 19 19 O HSYNCN Synchronizing signal 20 20 O LOAD Load 21 21 C VSS Logic Ground 22 22 O CLKN Clock 23 23 O CLKP Clock 24 24 C...

Page 123: ...o the Rear Sensor Pin No I O Signal Function 1 1 O 5V Logic Circuit Power Supply 2 2 C EXIT N Detection of the media output 3 3 O GND Logic Ground 4 4 C 5V Logic Circuit Power Supply 5 5 O RCOPN N Det...

Page 124: ...B1 Output 17 17 O DB2PWM DB2 Output 18 18 O SBPWN SB2 Output 19 19 O 5V 5V Power 20 20 I TONER Toner Amount Detection 21 21 C GND Logic Ground 22 22 O FANPOW FAN Drive Power 23 23 I FANALM FAN Alarm D...

Page 125: ...22 4 C DATA2 P Data bit 2 5 23 5 C DATA3 P Data bit 3 6 24 6 C DATA4 P Data bit 4 7 25 7 C DATA5 P Data bit 5 8 26 8 C DATA6 P Data bit 6 9 27 9 C DATA7 P Data bit 7 10 28 10 O ACK N Acknowledge 11 2...

Page 126: ...gic Power 22 22 O VDD Logic Power 23 23 O DQ9 Data Bus 9 24 24 O DQ13 Data Bus 13 25 25 O DQS1 Data Strobe 1 26 26 O DM1 Data mask 1 27 27 C VSS Logic Ground 28 28 C VSS Logic Ground 29 29 O DQ10 Data...

Page 127: ...D Logic Power 83 83 NC Not Connected 84 84 NC Not Connected 85 85 NC Not Connected 86 86 NC Not Connected 87 87 C VSS Logic Ground 88 88 C VSS Logic Ground 89 89 NC Not Connected 90 90 C VSS Logic Gro...

Page 128: ...nnected 141 141 NC Not Connected 142 142 NC Not Connected 143 143 O VDD Logic Power 144 144 O VDD Logic Power 145 145 NC Not Connected 146 146 NC Not Connected 147 147 NC Not Connected 148 148 NC Not...

Page 129: ...be 7 184 184 O DM7 Data Mask 7 185 185 C VSS Logic Ground 186 186 C VSS Logic Ground 187 187 NC Not Connected 188 188 NC Not Connected 189 189 NC Not Connected 190 190 NC Not Connected 191 191 O VDD L...

Page 130: ...7 Connection Diagram 43984801TH Rev 1 130 Oki Data CONFIDENTIAL 2 High Voltage Power Sensor Board PS2 PS1 PS3 CN4 6 3 3 1 1 1 CN1 CN2...

Page 131: ...n to FAN CN2 Connector Pin Allocation Connection to the Fusing Thermistor Pin No I O Signal Function 1 O 5V Sensor Power 2 NC Not Connected 3 I THERM Fusing Temperature Detection CN4 Connector Pin All...

Page 132: ...7 Connection Diagram 43984801TH Rev 1 132 Oki Data CONFIDENTIAL 3 Low Voltage Power 8 1 CN3 220V 110V CN1 CN2...

Page 133: ...Pin No I O Signal Function 1 2 When shoring out it responds to 110v power voltage and if it is open it responds to 220V CN3 Connector Pin Allocation Connection to the Main Control Board Pin No I O Si...

Page 134: ...t Diagram Part Diagram Resistance Value Clutch Hopping Regist MP Tray Cable Cable Cable Color Black Hopping Blue Regist Yellow MP Tray C 1 2 Between 1 to 2 pin 192 Fuser Unit Assy 1 2 3 4 Thermostat H...

Page 135: ...7 Connection Diagram 43984801TH Rev 1 135 Oki Data CONFIDENTIAL Unit Circuit Diagram Part Diagram Resistance Value FAM Motor Red Black 24 V 1 FANALM N 3 0 V 2 M Solenoid 1 2 S Between 1 to 2 pin 89...

Page 136: ...7RE 40360 730B D29A Model DDK Ltd Cable side 36 Pole Plug Male Equivalent to 57FE 30360 20N D8 Model DDK Ltd 2 Cable Cables compatible with IEEE Std 1284 1994 under 1 8mm or equivalent product should...

Page 137: ...s completed It is outputted at the posterior border of the busy signal 11 Busy PtrBusy FROM PRINTER Signal to show whether the printer can receive data The data can not be received at the high level 1...

Page 138: ...DMA Start Notice for transfer to the Online Idling PError H L H L H L H L H L nAck Busy nFault Select PEND RUNNING LSI initialization F W initialization Receive DMA b At the Power ON Menu Setting PARA...

Page 139: ...Data Reception Menu Setting Ack Busy Timing Ark in Busy e I Prime When Menu Setting is not I PRIME DISABLE Idling Idling I F initialization nInit H L H L Busy T INIT Printer Status Send and Receive Bu...

Page 140: ...t Select PEND RUNNING RUNNING Printer Status Receive DMA Busy H L H L H L H L PError nFault Select PEND RUNNING RUNNING Paper End Online Receive DMA Restart Receive DMA Completion Notice for transfer...

Page 141: ...exits the menu setting mode and returns to the offline status Online Press the Menu key 9 times Centronics Menu Centronics Menu is shown on the display Press the Enter key Centronics Enable Press the...

Page 142: ...he center of ACK pulse Factory Default ACK IN BUSY Items I PRIME Display Function Disable I PRIME signal is ignored 3 microseconds Enable at the I PRIME signal of 3 s 50 micro seconds Enable at the I...

Page 143: ...ion under 2 0m It is recommended to use a shielded cable Note The cable is not included 3 Interface Signal 4 Connector Pin Allocation 2 3 4 1 5 Format and Type Full speed transmission Self power devic...

Page 144: ...IH Min D D 200mV Difference 0 D D 200mV and D VIH Min D D 200mV Single ended 0 SE0 D and D VIL Max D and D VIH Min Data J state Low speed Full speed Difference 0 Difference 1 Data K state Low speed Fu...

Page 145: ...of the pulse motor hopping to control a signal from the printer The main function is as follows Available paper Paper Type Standard paper Ream weight 55 to 105 kg A4 A5 B5 Custom LETTER Executive LEGA...

Page 146: ...are rotated Therefore paper in a tray is fed 2 After paper is carried by the transfer roller Tray 2 and transfer roller main body to set the entrance sensor lever to ON the paper goes into the regist...

Page 147: ...in the part replacement procedure 4 Use specified maintenance tools 5 Disassemble the parts in the specified order Parts may be damaged if they are not disassembled in proper order 6 Set small items...

Page 148: ...IAL 3 2 Arrangement of Parts The arrangement of main parts is as shown in the following figure Figure 3 1 Connector 9715S 08Z02 G4C Guard Connector Gear Assy Clatch Roller Feed Now Roller Pick Up Roll...

Page 149: ...llowing disassembling procedure In the part replacement procedure parts on which a part number is displayed in white figure in the black circle are RSPL Second Tray unit Roller Pick Up Roller Feed Now...

Page 150: ...the direction of the arrow to remove Roller Pick Up 3 Push the claw in the direction of the arrow to remove Roller Feed NOW 4 As for reinstalling take the opposite sequence to removal sequence Precaut...

Page 151: ...2 Guard Connector Connector 9715S 08Z02 G4C 1 Turn off the printer and pull the AC cord Remove the printer from the device 2 Remove two Screw Shoulders 3 Remove the connector to remove Guard Connecto...

Page 152: ...TIAL 3 3 3 Roller Feed 1 Turn off the printer and pull the AC cord Remove the printer from the device 2 Remove the 4 screws Black Remove the clamp of claw at the 2 places and remove Cover Front 3 Slid...

Page 153: ...er and pull the AC cord Remove the printer from the device 2 Remove two Screw Shoulders 3 Remove two screws silver to remove two Cover Top Pot 4 Remove four screws silver to remove Plate Top 5 Disconn...

Page 154: ...e Plate Top See 3 3 4 2 to 4 3 Remove the screw Black that is for fixing the core 4 Disconnect the connector at the Connector 9715S 08Z02 G4C and disconnect the connector at Board OT7 to remove CONN C...

Page 155: ...lamps of two claws to remove Cover Front 4 Disconnect two connectors 5 Remove five screws black and two screws silver to remove Plate Hop Caulking Assy 6 Remove the cable from Clamp Cable and remove E...

Page 156: ...enance Manual for Second Tray unit 43984801TH Rev 1 156 Oki Data CONFIDENTIAL Cable Positions of Lever Paper End and Sensor The top of the Lever Paper End should be in the groove of the sensor Sensor...

Page 157: ...Frame Assy Retard Spring Retard 1 Detach Cassette Assy 2 Push two claws in the direction of the arrow to remove Retard Cover 3 Push Frame Assy Retard in the direction of the arrow Spring Retard is al...

Page 158: ...paper cassette 2 Wipe off paper feed rollers two rollers with a wet cloth which is wrung or LED lens cleaner Memo The LED lens cleaner is attached with the toner cartridge for the replacement 3 Open...

Page 159: ...cked in the user s manual 2 Obtain detail information at the failure from customers as much as possible 3 Inspect the status which is close to the status at the failure 5 2 Preparation before Troubles...

Page 160: ...Troubleshooting Method When trouble occurs in the device search the trouble with the following steps Trouble occurs Trouble displayed on the LCD message According to the LCD status message list search...

Page 161: ...nit Check paper in the extended paper feed unit Open and close the top cover to recover printing and delete the error display Size Error Load mmmm pppp and press the online switch 462 Tray2 size is wr...

Page 162: ...s the entrance sensor plate work normally No Replace the entrance sensor plate Yes Clean the high voltage power the entrance sensor on the sensor board Or replace the high voltage power sensor board o...

Page 163: ...i Data CONFIDENTIAL SNS CN3 CN2 CN1 CN3 HCLTGND 2 HCLTON P 1 Gear Assy Clatch HOP1 1 HOP2 2 HOP3 3 HOP4 4 SCLK N 1 DATA N 2 SDP N 3 OPCNT N 4 0V 5 5V 6 0VP 7 24 8 CN2 CN1 M Connection to the printer 6...

Page 164: ...IN No I O Signal Function 1 1 I SCLK N Clock 2 2 I O DATA N Data 3 3 O SDP N OPT Transmission Mode 4 4 I OPCNT N Control Signal 5 5 C 0V Logic Ground 6 6 I 5V Logic Circuit Power supply 7 7 C 0VP Anal...

Page 165: ...FTP SMTP HTTP Other than IPP HTTP Telnet FTP NetBEUI SNMP DHCP BOOTP AutoIP DNS UPnP SLP TCP IP ICMP ARP UDP IPv6 LLTD Windowa Relly NetBEUI SMB CIFS WINS NetBIOS NetWare Q Server over IPX Q Server ov...

Page 166: ...P Specify by the default Log in name of a user who called LPR Printing a user name on the banner sheet J Specify by J option Printing a job name on the banner sheet Default File name C Specify by C op...

Page 167: ...sers In addition it offers multiple connections to one client Item Factory Default Setting Range Contents The number of connection clients 1 to 8 clients It shows the number of simultaneous connectabl...

Page 168: ...lt is not overlapped with other printers manufactured by OKI DATA Overseas Olxxxxxx prn1 Japan Mlxxxxxx prn1 OEM Etherxxxxxx prn1 Printer Name has to be set in NetWare Server by the Novell tool Job Ti...

Page 169: ...tted File Server Name NULL Enter a name of File Server to be connected File Server is the File Server where each setting value is specified by the Novell tool It is not necessary to input this value a...

Page 170: ...y a Zone of EtherTalk It is not necessary to input this value and if this column is blank all of SoftNIC should be connected to Zone EtherTalk Printer Name Model Name Specify an identifier of the prin...

Page 171: ...IP VERSION is IP v4 or IPv4 V6 Gateway address xxx xxx xxx xxx Set the gateway address Display Conditions TCP IP is enabled and IP VERSION is IP v4 or IPv4 V6 WEB Enable Disable Specify Enable Disable...

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