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Oki OKIPAGE18 Maintenance Manual Download Page 234

40931201TH  Rev. 4

234 /

3.3.4

Hopping Motor

(1) Remove the upper cover (see 3.3.1 (1) to (3)).

(2) Remove the AOLE-PCB.  (see 3.3.2)

(3) Remove two screws 

1

, then remove the hopping motor 

2

.

2

1

Summary of Contents for OKIPAGE18

Page 1: ...40931201TH Rev 4 1 244 OKIPAGE18 OKIPAGE20Plus LED Page Printer Maintenance Manual ODA OEL INT 2002 09 06 Rev 4...

Page 2: ...manual describes the field maintenance methods for OKIPAGE18 OKIPAGE20Plus This manual is written for use by maintenance personnel Note however that the user should refer to the USER S MANUAL for meth...

Page 3: ...EMENT 51 3 1 Precautions for Parts Replacement 51 3 2 Parts Layout 53 3 3 How to Change Parts 56 3 3 1 Face up Stacker Assy 57 3 3 2 Contact Assy 58 3 3 3 DC Fan Motor 59 3 3 4 OP Panel Assy 60 3 3 5...

Page 4: ...time 106 5 PERIODIC MAINTENANCE 109 5 1 Periodic Replacing Part 109 5 2 Cleaning 109 5 2 1 Cleaning of LED lens array 109 5 2 2 Cleaning the Plastic Film 110 6 TROUBLESHOOTING PROCEDURES 111 6 1 Trou...

Page 5: ...Method 189 4 3 1 LCD Status Message List 189 4 3 2 Troubleshooting Flow 190 5 CONNECTION DIAGRAM 193 5 1 Interconnection Diagram 193 5 2 PCB Layout 194 6 PARTS LIST 195 Appendix D Second Third Paper F...

Page 6: ...neral Mechanism 226 2 2 Hopper Mechanism 226 3 PARTS REPLACEMENT 227 3 1 Precautions Concerning Parts Replacement 227 3 2 Parts Layout 229 3 3 Parts Replacement Methods 230 3 3 1 Separator 231 3 3 2 A...

Page 7: ...ntrol PC etc Centronics Parallel interface Bidirection OKI HSP interface board Option LAN etc Extension D RAM SIMM Option 4MB 8MB Flash ROM SIMM Option Paper feeding Singal flow Consumables produced b...

Page 8: ...ocessor Paper feeder Controller Operator panel Power supply unit Figure 1 2 shows the printer unit configuration Figure 1 2 Face up stacker Assy Cover Rear Cover Frame Heat Assy Stacker Assy Cover Sid...

Page 9: ...H Rev 4 9 1 3 Optional Configuration The options below are available for use with OKIPAGE18 OKIPAGE20Plus They are sold separately from the printer unit 1 Multi Feeder 2 Second Third Paper Feeder 3 DU...

Page 10: ...40931201TH Rev 4 10 4 D RAM SIMM module 72 pin SIMM 16 MB 32 MB EDO SIMM type 5 Flash ROM module 72 pin SIMM 4MB 8MB See 7 2 1 for where to install See 7 2 1 for where to install...

Page 11: ...B5 without Duplex printing A6 without Duplex printing Applicable sizes Width 3 4 to 8 5 86 to 216 mm Length 5 5 to 14 140 to 355 6 mm Thickness Automatic feed 16 to 28 lbs 60 to 105 g m2 Manual feed...

Page 12: ...s 3 page job Simplex printing Simplex printing without Power Save Temperature 50 90 32 110 14 110 F In operation Power off mode During Storage Unit Maximum wet bulb temperature Minimum difference of w...

Page 13: ...label The safety certification label is affixed to the printer in the position below ex ODA 120V 1 5 2 Warning label The warning label is affixed to the portion which may cause an injury to human body...

Page 14: ...gh a host I F decodes and edits the data and stores the edited data in a memory After completing edition of one page of data it references the font memory and generates bit data on the same memory At...

Page 15: ...ANFER ROLLER DEVELOPPING ROLLER TONER SUPPLY ROLLER CLEANING ROLLER HEATOR DUPLEX unit MULTI feeder 2nd tray BOARD PXC CL CL M M 3rd tray Paper end sensor Paper near end sensor Inlet sensor1 POWER SUP...

Page 16: ...Inputting of various sensor signals Outputting of various control signals Motor driver controller Control of Main Motor Image processing circuit Executes the image data process for printing 2 1 Main...

Page 17: ...d tray 3rd tray Multi purpose feeder Control of serial interface between controller and Duplex unit Motor driver controller Control of Hopping motor I O port Inputting of various sensor signals Output...

Page 18: ...mode is made through negotiation When the BI DIRECTION is set to ENABLE in the menu this change can be performed For the electrical physical characteristics of this interface see APPENDIX B b RS232C...

Page 19: ...SIMM 32 bits buss width Note EDO SIMMtype Access time 60ns 70ns 80ns 100ns Capacity 16 or 32MB Parity None 8 Flash ROM module Pin layout Basic specificaton Type 72 pins SIIM 32 bits buss width Access...

Page 20: ...V Voltage applied to clearimng roller 2 2 Power Supply Unit The power supply unit consists of an AC filter circuit a low voltage power supply circuit a high voltage power supply circuit heater drive c...

Page 21: ...ng opera tion Supervises the paper running state and the paper size accord ing to the paper reach time and running time Detects the form width Detects the leading part of the paper Supervises the pape...

Page 22: ...age data from the control board on the paper by electro photographic process The Figure 2 4 shows the layout of the electro photographic process mechanism Figure 2 4 Front Feeder 1st Hopping Roller Ro...

Page 23: ...control PCB 5 Clutch for Feed Roller Swithes the transfer of power to Feed Roller if necessary depending on the power from Motor Main and instructions from the control PCB 6 LED head Image data for ea...

Page 24: ...ted to the electrostatic latent image by static electricity making the image visible At the same time the residual toner on the image drum is attracted to the developing roller by static electricity 4...

Page 25: ...oltage Doctor blade Transfer roller Paper registration Registration roller Paper supply Hopping roller Toner cartridge Power supply Paper eject Fusing Cleaning Transfer Image production developing Pap...

Page 26: ...X PRINTING TIMING CHART STACKER OFF ON OFF ON ON OFF ON OFF OFF ON OFF ON OFF ON OFF ON DMON N DRUM MOTOR HMON N HOPPING MOTOR PWM1 P CLUCH for hopping PWM2 P CLUCH for REGISTRATION PSIN1 N INLETSENSO...

Page 27: ...ON OFF ON OFF OFF ON OFF ON OFF ON DMON N DRUM MOTOR HMON N HOPPING MOTOR PWM1 P CLUCH for hopping PWM2 P CLUCH for REGISTRATION PSIN1 N INLETSENSOR1 WRSENSE N PAPER SENSOR PSOUT N OUTLET SENSOR STB N...

Page 28: ...opping motor in direction b CCW drives the Front Hopping Roller Gear C and Hopping roller bult in one way bearing so that turning each of these gears in reverse direction will not be transmitted to th...

Page 29: ...ller and the Pressure Roller so that to align the skew of paper 3 During the paper fed from the 1st tray the build in clutch of Gear C is idled and not to drive the Front Hopping Roller 4 Feeding Afte...

Page 30: ...r fed until the Inlet Sensor turns off 2 Aligning After turning on the Inlet Sensor the paper fed by a predetermined length and choked up to the wedge space formed by the Regist Roller and the Pressur...

Page 31: ...aper Hopping Roller Front Feeder Regist Roller Pressure Roller Hopping Motor Paper d Inlet Sensor Hopping Roller Gear A 1st Hopping Gear One way Gear build in Sub Roller b CCW 0 30 60 180 FF Cam Micro...

Page 32: ...r sensor to turn on the printing is started synchronously Although Gear D is always rotating due to an all time rotation of the main motor in direction c the regist roller would not rotate because the...

Page 33: ...xposure Light emitted from the LED head irradiates the image drum surface with negative charges The surface potential of the irradiated part of the image drum drops thereby forming an electrostatic la...

Page 34: ...ing roller and the toner allowing the toner to be attracted to the developing roller The developing roller surface is charged positive and the toner negative 2 The toner attracted to the developing ro...

Page 35: ...aper from its reverse side The application of a high positive voltage from the power supply to the transfer roller causes the positive charge induced to the transfer roller surface to be transferred t...

Page 36: ...en lamp which heats the heat roller A thermistor which is in contact with the heater roller regulates the heater roller at a predetermined temperature about 180 200 C A safety thermostat cuts off volt...

Page 37: ...ler transfer roller and cleaning roller are cleaned in the following cases In warming up at power on time In warming up after the cover is opened and closed When the number of accumulated sheets is 10...

Page 38: ...LED correcting head is shown below 1 Both sides wire bonding head In OKIPAGE 20 OKIPAGE 20n the correction control of LED head is excuted direction by CPU The procedure is as follows i LED head is set...

Page 39: ...RD Mode enabled RD Mode set RD 250ns min High Z High Z data1 data3 correction data1 correction data2 correction data 4992 data2 data4 1 0 0 0 dummy cycle 8 clocks RD cycle 8 clocks RD cycle 8 clocks H...

Page 40: ...ode setting Total 2496 clocks Correction data 1 Correction data 4991 Correction data 4992 Correction data 2 Correction data 4 Correction data 3 DIRECT Mode enabled DIRECT Mode set DIRECT 250ns min ii...

Page 41: ...Driver LED Driver LED Array From CPU i LED head is set to the correction control read mode and all correction data stored in EEPROM within the correction control LSI are read by CPU and stored tempor...

Page 42: ...RD Mode enabled RD Mode set RD 250ns min High Z High Z data1 data3 correction data1 correction data2 correction data 5200 data2 data4 1 0 0 0 dummy cycle 8 clocks RD cycle 8 clocks RD cycle 8 clocks H...

Page 43: ...B3 N STRB4 N Mode setting Total 5200 clocks Correction data1 Correction data1300 Correction data1301 Correction data2 DIRECT Tp Ditail figure A D A part of A A part of B A part of C A part of D Tp Tp...

Page 44: ...t data for each dot The relationship between the LED correction data and LED current correction steps with the LED driver used in an LED head is shown below LED Correction Data Corretion Data msb b3 1...

Page 45: ...nces such as when the power is turned on or when LOAD signal level is low the normal mode is enabled The printing operation is carried out in the following sequence First the printing data DATA3 throu...

Page 46: ...ce after the paper has reached the inlet sensor The traiding part of the paper does not pass over the paper sensor within a predeter mined distance after the leading edge of the paper has passed over...

Page 47: ...nit High voltage is turned off to cut the supply of 30V to the high voltage power supply circuit As a result all high voltage outputs are interrupted At the same time the CVOPN signal is sent to the c...

Page 48: ...bar is pushed by the stirring gear Operation during toner low state When the stirring bar reaches the maximum height since there is no resistance provided by the toner on the other side it falls to th...

Page 49: ...tate is detected 2 times consecutively Toner Low is established When the toner full state is detected 2 times consecutively Toner Low is cancelled When there is no change with the toner sensor for 2 c...

Page 50: ...are driven according to the setting position of the paper guide through the cam interlocked with the paper guide of the paper cassette When the paper cassette is inserted into the printer the state of...

Page 51: ...er b Reconnect the printer in the following procedure i Connect the AC cable and interface cable to the printer ii Connect the AC inlet plug to the AC receptacle iii Turn on l the power switch of the...

Page 52: ...e of use Remarks Service Tools 1 2 3 4 5 6 8 9 10 No 2 200 Philips screwdriver Magnetized No 3 100 screwdriver No 5 200 screwdriver Digital multimeter Pliers Handy cleaner LED Head cleaner P N 4PB4083...

Page 53: ...yout Face up stacker Assy Cover Rear ROLLER Transfer Cover Frame Cover Side R Manual Feed Assy CASE Assy Cassette Base Unit Cover Side L Assy Cover Blind Contact Assy Frame OP panel Assy Cover Side I...

Page 54: ...40931201TH Rev 4 54 Figure 3 2 Feed Unit FRONT HEAT Assy GUIDE Assy Eject LED HEAD FRAME Main DC Fan Motor ROLLER Assy Feed Motor Main Toner Cartridge Type 7 ID Unit Type 7 Stacker Cover...

Page 55: ...40931201TH Rev 4 55 Figure 3 3...

Page 56: ...Unit Front Frame Assy Separation 3 3 3 3 3 14 3 3 5 3 3 10 3 3 20 Roller Assy BK Stacker Assy Damper Arm Cover Rear Roller Assy Regist Motor Main Roller Assy Feed 3 3 16 3 3 6 3 3 11 3 3 12 3 3 17 Sen...

Page 57: ...ker Assy 1 Turn off the AC Power Switch and unplug the AC Power Cord from the outlet 2 Disconnect the Interface Cable 1 3 Open the face up stacker assy 2 unhook the right and left projections and then...

Page 58: ...he stacker assy 1 and unscrew 2 screw 2 to remove the assy side L 3 2 Unscrew 2 screws 4 and remove the plate contact 5 and contact Assy 6 Note Don t deform the electrode plates of the contact assy 6...

Page 59: ...40931201TH Rev 4 59 3 3 3 DC Fan Motor 1 Remove the cover assy side L See 3 3 2 1 2 Remove the DC fan motor 1 by pulling out the connector of DC fan motor 1 1...

Page 60: ...3 4 OP Panel Assy 1 Disconnect the Interface cable 1 2 Open the stacker assy 2 unscrew 2 screws 3 and remove the cover side I F 4 3 Remove 2 screws 5 and flexible cable 6 to remove the operator panel...

Page 61: ...r panel assy and cover side I F See 3 3 4 2 Unscrew 2 screws 1 and remove the cover side R 2 3 Unscrew 4 screws 3 and remove plate shield 4 4 Unscrew 4 screws 5 and 2 screws 6 unplug all the connector...

Page 62: ...both sides latches and remove the cover rear A 6 Unscrew 2 screws 1 and cover frame 2 7 Unscrew 4 screws 3 and remove the plate assy side R 4 8 Remove the lever back up release 5 and unlock the engag...

Page 63: ...power cord from the outlet 2 Remove the Stacker assy See 3 3 6 3 Remove four screws 1 Remove stacker mount 2 by releasing the tabs at position 2A 4 Remove Sensor stacker full 3 by releasing speading...

Page 64: ...itch off Unplug the AC power cord from the outlet 2 Remove the stacker Assy See 3 3 6 3 Unscrew 2 screws 1 release tabs at portion 1A Remove cable cover 2 guide film 3 1 2 3 1A Note Use care when repl...

Page 65: ...40931201TH Rev 4 65 3 3 9 Damper 1 Remove the damper arm See 3 3 6 2 Unscrew 2 screws 1 and remove the two damper 2 1 2...

Page 66: ...h right and left parts by pulling out the engagements on the lower part 2 Stand the manual feed assy 1 on end and unhook the engagements with both right and left manual feed hopper stays 3 Remove the...

Page 67: ...201TH Rev 4 67 3 3 11 Roller Assy Regist 1 Remove the feeder unit front See 3 3 10 2 Remove an E ring 3 gear assy clutch 4 and four screws 1 in this order and lifting out the roller assy regist 2 1 1...

Page 68: ...e the TR gear 2 and roller transfer 3 Use Holder TR Eject F for the removal 7 Unscrew 7 screws 4 and remove the main frame 5 8 Unlock latches at two points of the lever back up release 6 and pull out...

Page 69: ...40931201TH Rev 4 69 4 4 4 4 7 9 D 1 D 4 4 5 2 3 A 6 0 B C E 8 View A 2 F 3 Latch View A 5...

Page 70: ...release See 3 3 12 8 But the roller transfer feeder unit front plate FG have not be removed 2 Loosen 2 screws 1 unlock the both side s latches and remove the cover rear 2 See 3 3 6 5 3 Unlock the latc...

Page 71: ...ew 4 screws 3 and remove the heat assy 4 in the direction of the arrow by lifting the right side first Note As the heat assy 4 becomes high temperature soon after the power is turned off start the wor...

Page 72: ...transfer feeder unit front plate FG F have not be removed 2 Remove the gear roller C 1 and bush 2 warp a part of the plate FG BK 3 Take off the carrier bearing 4 and remove the roller feed c 5 in the...

Page 73: ...201TH Rev 4 73 3 3 16 Roller Assy BK 1 Remove the heat Assy See 3 3 14 2 Remove the lever back up release See 3 3 12 8 3 Unlock the engagement with the plate FG BK 1 and lift out the roller heat assy...

Page 74: ...40931201TH Rev 4 74 3 3 17 Roller Assy Feed 1 Remove the feeder unit front See 3 3 10 2 Remove the roller assy feed 1 by unlocking a latch 1...

Page 75: ...Unplug the PC connector 2 and 2 LED cables 3 from the LED head 4 3 Open the hooks of the cover stacker 1 in the direction of the arrow and remove the LED head 4 4 Pull out the head spring 5 from the...

Page 76: ...931201TH Rev 4 76 3 3 19 Paper cassette ROLLER Ass Feed ROLLER Assy Hoppibg 1 Pull out the case assy cassette 1 from the printer 2 Remove the ROLLER Ass Feed 2 and remove the ROLLER Assy Hopping 3 1 2...

Page 77: ...om the outlet 2 Pull out the case Assy Cassette 1 from the printer See 3 3 19 1 3 Release two locks and remove frame assy separation 2 At this time coil spring 3 is also remove Be careful not to lose...

Page 78: ...ansfer 2 Use the Holder TR Eject 5 for the removal Note Don t place the removed roller transfer directly on the desk and so on When placing it lay a paper and the like under it 3 Remove right and left...

Page 79: ...tch off Unplug the AC power cord from the outlet 2 Remove Frame Main See 3 3 12 7 3 Remove screw 1 Turn EP lock lever L Assy 2 in the direction of arrow A 4 Remove spring 3 5 Drop EP lock shaft 4 down...

Page 80: ...nsor 1 Turn the AC power switch off Unplug the AC power cord from the outlet 2 Remove the frame main See 3 3 12 7 3 Press the clamp part of LEVER Assy Out Sensor 1 Remove the LEVER Assy Out Sensor 1 b...

Page 81: ...ver 1 Turn the AC power switch off Unplug the AC power cord from the outlet 2 Remove the frame main See 3 3 12 7 3 Squeeze the clamp part of toner sensor lever 1 and remove the toner sensor lever 1 by...

Page 82: ...r 1 Turn the AC power switch off Unplug the AC power cord from the outlet 2 Remove the frame main See 3 3 12 7 3 Squeeze the clamp part of the paper sensor lever 1 and remove the paper sensor lever 1...

Page 83: ...sor lever 1 Turn the AC power switch off Unplug the AC power cord from the outlet 2 Remove the frame main See 3 3 12 7 3 Squeeze the clamp part of two inlet sensor levers 1 Remove the inlet sensor lev...

Page 84: ...Unplug the AC power cord from the outlet 2 Remove the frame main See 3 3 12 7 3 Unscrew 2 screws 1 and remove the BRACKET AC 2 4 Unscrew 10 screws 3 and remove the connector 6 remove the Power supply...

Page 85: ...ultaneously 7 Remove the GEAR Z38 D ADF Bearing E ROLLER Guide F and SHAFT Hopping G and Bracket Sub roller R At this time the Kock Pin H can also be detached simultaneously 8 Remove two screws 7 and...

Page 86: ...40931201TH Rev 4 86 1 5 5 7 2 3 4 6 8 9 0 A D E F R G H I J K L M N R O P Q Q F B C...

Page 87: ...3 28 5 4 Unscrew two screw 1 and then remove Guid Assy Cassette L 2 5 Remove SPRING Sheet 3 and then remove LINK Sheet 4 and pull block 5 Pay attention the direction of hook of SPRING Sheet 3 6 Remov...

Page 88: ...hook of SPRING Sheet 3 6 Remove spring 6 and then remove cassette stopper 7 7 Remove screw 8 from LINK Sheet 4 and then remove link support 9 and Roller link 0 8 Unscrew two screws A and remove the Sq...

Page 89: ...40931201TH Rev 4 89 2 B C D 3 4 5 F H I J L N F 6 7 9 0 1 8 A E G K M E...

Page 90: ...14 functions as follows Menu reset Y adjust Hex dump Duplex adjust Drum counter reset Select paper source command parameter Resource Save Second Third Front Tray Receive Buffer Size Page placement EC...

Page 91: ...x 1200 dpi Printing start position setting Drum counter total display Drum count display Setting of standard paper feed length Setting of front feeder paper feed length Setting of second tray paper f...

Page 92: ...on of printing even when the received data is less than one page by selecting the Auto Eject function on the menu To exit from this mode is turning the power OFF 3 Drum counter reset This function res...

Page 93: ...ource command ESC H on PCL 14 Page placement The function which aligns a printing image to the right 15 SETTING This function is used to adjust to improve print quality Rough thick paper Low temperatu...

Page 94: ...ed when the Enter key is pressed After the end of processing Menu key Power ON End of processing is performed by the power supply OFF 0 mm 0 25 mm 0 75 mm 1 00 mm 1 25 mm 1 50 mm 1 75 mm 2 00 mm 2 00...

Page 95: ...e or key Press the Menu key 1 2 3 5 16 2ND TRAY Press the or key Press the Menu key 1 2 3 9 16 3ND TRAY Press the or key Press the Menu key 1 2 3 4 16 FRONT Press the or key Press the Menu key CENTER...

Page 96: ...printing The rolling ASCII pattern is printed continuously for various engine tests Press the ON LINE key to cancel this mode 4 RS232C LOOP TEST Performs a loop test of RS 232C 5 EEPROM reset All EEPR...

Page 97: ...r the end of processing PAGE CNT nnnnnn Press the Menu key Writing into the EEPROM is performed when the Enter key is pressed Press the or key Press the Menu key RECOVER key Power ON n n n n n n Press...

Page 98: ...sets head strobe time at 600 x 1200 dpi 5 Printing start position setting Sets the printing start position 6 Drum count total display Displays on the LCD the total number of drum revolutions in the u...

Page 99: ...ts the paper feed length of the duplex 17 CH Voltage setting Addition item from NBC F W Rev 05 12 This function sets CH voltage control so as to print spots policy 18 Engine Test mode Performs an engi...

Page 100: ...mm 3 5 mm 4 0 mm 0 5 mm Writing into the EEPROM is performed when the Enter key is pressed 0 5 mm intervals PRINTPOS 0 mm Press the Menu key Press the or key Press the Menu key Press the Menu key DRUM...

Page 101: ...NE XXX Writing into the EEPROM is performed when the Enter key is pressed Writing into the EEPROM is performed when the Enter key is pressed Writing into the EEPROM is performed when the Enter key is...

Page 102: ...Menu Range Resource Save Receive Buffer Enable Disable of Operator Panel Menu Function X Y DUP ADJUST Paper Feed Command of 2nd 3rd Front Trays Print Shift to Left Based Cleaning Cycle Systems Mainte...

Page 103: ...en Replacing A Part Adjustment necessary when replacing one of the followimg parts Part Replaced Adjustment Image Drum Cartridge Reset the image drum counter Refer to User s manual Fuser Unit Reset th...

Page 104: ...rinter power on Press the MENU key until FUSER COUNT RESET is displayed Press the ENTER key to reset the fuser count After the initializing process is completed the printer enters into the operation m...

Page 105: ...turning the power on while depressing two keys corresponding to the destination according to the following table Destination Keys to be depressed ODA MENU OEL MENU OKI INT A MENU PAPER SIZE Australia...

Page 106: ...ing in replacing LED head But individual setting can be changed by ENGINE Maintenance menu as before The procedure in such case shown below Luminous intensity marking label 8 4 4 4 7 0 0 0 0 0 0 0 0 0...

Page 107: ...display on LED head 0 61 0 64 0 65 0 69 0 70 0 73 0 74 0 79 0 80 0 84 0 85 0 90 0 91 0 96 0 97 1 03 1 04 1 10 1 11 1 18 1 19 1 26 1 27 1 35 Drive time parameter 13 12 11 10 9 8 7 6 5 4 3 2 Setting of...

Page 108: ...o the on line state HEADTYPE AUTO Press or key until 14 is displayed LED HEAD No 14 Press the Menu key HEADTYPE TYPE3WB Press or key until TYPE3WB is displayed Default setting is AUTO The corresponden...

Page 109: ...200 000 Hopping Roller Assy 200 000 Separation Frame Assy 200 000 5 2 Cleaning Remove any toner and dust Clean inside and around the printer with a piece of cloth when necessary Use the handy cleaner...

Page 110: ...ic Film 1 Open the stacker assy and remove I D unit 2 After cleaning LED head wipe off the paper powder by LED LENS CLEANER and remove the paper powder 3 Take the remove paper powder out of the printe...

Page 111: ...run in proper ambient conditions 2 Have the supplies toner and the routine replacement part image drum cartridge been replaced properly 3 Is the paper normal See paper specifications section 4 Has the...

Page 112: ...5 1 6 4 Preparation for Troubleshooting 1 Operator panel display The failure status of this printer is displayed on the liquid crystal display LCD in the operator panel Take proper corrective action a...

Page 113: ...mmm Paper size in the tray being selected LETTER EXECUTIVE LEGAL 14 LEGAL 13 A4 SIZE A5 SIZE A6 SIZE B5 SIZE COM 10 MONARCH COM 9 DL ENV C5 ENV C4 ENV xxx Emulation in operation AUT PCL PS PPR FX and...

Page 114: ...of the first line Informs that the sheets are near to end in a tray cassette common with 1st 2nd 3rd when the remaining reaches 20 sheets it is detected Informs that the amount of toner low This is i...

Page 115: ...r But when the total drum count were 30 pages this error would be indicated when the total drum count were 30 pages an impossible to reset alarm ERROR 77 which will be described later would be indicat...

Page 116: ...ine will become MANUAL LETTER REQUEST or MANUAL A4 SIZE REQUEST Prints the demo page Ready light on execution by command Ready flash execution by switch Prints current menu setting Ready Light on exec...

Page 117: ...celed when job receiving is completed Indicates that the capacity of memory is Overflowed due to the following reasons The operation is continued by pressing Recover switch Additional RAM should be in...

Page 118: ...the cover or pressing ON LINE key but this indication appears when every one page is ejected During change drum alarm CHANGE DRUM two line space appears instead of this indication to encourage an oper...

Page 119: ...copy were fed simultaneously Open the cover then close it to perform recovery printing and the error display is released If this error occurs frequently see chapter 6 5 2 Remove all of the paper in t...

Page 120: ...cover remove the paper then close the cover When the cover is closed recovery printing is performed and the error display is released If the error occurs frequently see chapter 6 5 2 Open the cover re...

Page 121: ...ror 74 SSIO error Controller error ERROR CONTROLLER nn aaaaaaaa Light off Flash Remedy Replace the program ROM Location BOARD FFH IC6 IC8 IC30 IC31 Replace the Main board BOARD FFH Note When replacing...

Page 122: ...operator panel 81 I F timeout occurred between the printer main unit and the optional tray 2nd tray 3rd multi feeder 82 This is displayed when one of the following occurs I F timeout has occurred bet...

Page 123: ...eption command fetch 07 Bus error exception data load or store 08 System call exception 09 Break point exception 0A Reserve command exception 0B Coprocessor No Use exception Note 1 0C Computation over...

Page 124: ...d and the Power Supply Unit High voltage ERROR74 6 I F time out between the printer and the operator panel 7 ERROR80 7 I F time out no response between the printer and an 5 optional tray 2nd tray 3rd...

Page 125: ...e between L and N pins of the AC inlet using a multimeter Is there continuity between L and N pins normal resis tance 554 k For measuring points see Figure 6 2 No Replace the fuse F2 or the Power Supp...

Page 126: ...ce the connecting cord No Replace the operator panel assembly Is the printer recovered No Replace the Main board YES END Yes Is message shown in the LCD display No Replace the Main board YES message s...

Page 127: ...CTOR Main control board BOARD FFH FRONT 9 1 7 1 7 1 4 1 3 1 1 2 1 3 4 1 2 5 6 ENVELOPE MOTOR 1 1 2 FAN END LOW 2NDTRAY CLR CLH PANEL IC19 MUPIS A1 C1 A32 C32 1 2 71 72 1 2 71 72 1 2 71 72 CENT RS232C...

Page 128: ...40931201TH Rev 4 128 Figure 6 3 Connector and Pin Location CN3 PC501 CN6 CN5 CN2 1 3 F1 F2 1 1 2 25 26 1 15 15 SW1 SW1 SB DB CB FG CH CL2 TNSNS WRSNS PSIN2 PSIN1 CN7...

Page 129: ...ge or replace the Power Supply Unit High Voltage See Figure 2 3 Sensor Layout Diagram No Replace the hopping roller assembly or paper cassette assembly No Is the hopping roller rotating Yes Set the pa...

Page 130: ...ltage See Figure 2 3 Sensor Layout Diagram No Does a jam error occur after paper feeding Yes Is the paper fed on the inlet sensor lever Yes Go to No Go to No Does the front feeder paper sensor lever o...

Page 131: ...3 Sensor Layout Diagram Is the printer recovered No Replace the Power Supply Unit High Voltage YES END No Has the paper reached the paper sensor lever No Is the Drum motor rotating No Go to on the nex...

Page 132: ...the outlet sensor on the Power Supply Unit AC120V or 230V See Figure 2 3 Sensor Layout Diagram Is the printer recovered No Replace the Power Supply Unit AC120V or 230V YES END No Is the drum motor rot...

Page 133: ...e fuser unit installed properly No Install the fuser unit properly No Is the image drum cartridge set properly No Set the image drum cartridge properly No Does the paper sensor lever operate smoothly...

Page 134: ...t sensor on the Power Supply Unit AC120V or 230V See Figure 2 3 Sensor Layout Diagram Is the printer recovered No Replace the Power Supply Unit AC120V or 230V YES END No Is the face up stacker drawn o...

Page 135: ...Layout Diagram Is the printer recovered No Replace the Power Supply Unit High Voltage YES END YES END YES Does the outlet sensor lever operate smoothly No Replace the outlet sensor lever Is the print...

Page 136: ...tor contact so as to touch the contact assembly properly Yes Does appear the heat on signal at pin 6 HEAT ON signal 0 V in heater on state of the POWER connector on the Main board No Replace the Main...

Page 137: ...and 5 8 240 V between pins 3 and 4 See Chapter 7 3 Yes Replace the fuser unit No Is the AC voltage applied to the CN2 connector on the Power Supply Unit AC120V or 230V See Figure 6 3 No Is CN2 connect...

Page 138: ...nnection between the Main board and the Duplex Unit connected properly See Chapter 7 1 No Connect the cable properly Yes Replace the Main board Is the printer recovered No Isolate the trouble by follo...

Page 139: ...nnector of the parallel interface cable connected to the printer prop erly No Connect the connector of the parallel interface cable to the printer properly Yes Is there any defect in the cable broken...

Page 140: ...to the printer properly No Connect the connector printer properly Yes Is there any defect in the serial interface cable broken or bent pin broken wire Yes Replace the serial interface cable No Perform...

Page 141: ...the Main board OK No A trouble may exist in the interface board option interface cable or host side Ask the user to check these items B Synchronous serial I O error ERROR 74 Are POWER connector of th...

Page 142: ...cal direction Figure 6 4 4 Cyclical defect Figure 6 4 5 Print voids 6 Poor fusing 7 images are blurred or peeled off when touched by hands White belts streaks in the vertical direction Figure 6 4 8 Sn...

Page 143: ...ate of the transfer roller contact with the Power Supply Unit High Voltage and Shaft of the transfer roller properly Yes Are the contact of the developing roller and the contact of the toner supply ro...

Page 144: ...d reset the drum counter Refer to User s Manual No Replace the Main board or Power Supply Unit High Voltage 3 Black paper is output Is the LED head connected properly Check connector HEAD1 14P HEAD2 1...

Page 145: ...mode by turning the power on while pressing the MENU key and reset the drum counter Refer to User s Manual No Replace the LED head Has the trouble been removed YES END Note After replacing the LED he...

Page 146: ...cartridge Transfer roller 2 28 58 mm Replace the transfer roller Heat roller 3 46 88 mm Replace the fusing unit assy Back up roller 3 46 88 mm Replace the back up roller Notes 1 After replacing the im...

Page 147: ...Yes Replace the image drum cartridge Has the trouble been removed YES END Note After replacing the image drum cartridge set the printer in the user maintenance mode by turning the power on while press...

Page 148: ...p roller normal No Replace the spring Yes Is the contact of the fusing unit assy contacted with the contact assy properly No Adjust the contact of the fusing unit assy to contact the contact assembly...

Page 149: ...12p on the Main board and PC connector on the LED head No Install the LED head properly Yes Replace the LED head Has the trouble been removed YES END Note After replacing the LED head set the printer...

Page 150: ...installed properly No Install the LED head properly Yes Increase the printer setting number 0 1 Refer to User s manual 0 Blockly faded print Is toner low Yes Supply toner No Is paper of the specified...

Page 151: ...40931201TH Rev 4 151 Figure 6 5 Charge Roller Developing Roller Cleaning Roller Toner Supply Roller Ground E C D A B...

Page 152: ...40931201TH Rev 4 152 Figure 6 6...

Page 153: ...2 3 4 5 6 LD GND DATAOUT DATAIN 5V CLK 1 2 3 4 5 6 7 8 9 HMPH1N HMPH1P HMPH2N HMPH2P 5V GND TRAYPAPER HOME GND 1 2 3 4 5 6 7 INSEND CLK DATA SDR GND 38V 5V 1 2 3 4 DMPH1N DMPH1P DMPH2N DMPH2P 1 2 38V...

Page 154: ...NT RS232C 1 14 13 25 18 36 11 19 FSIMM1 SIMM1 SIMM2 STKFULL HEAD2 HEAD1 DUP POWER SIZE 1 2 1 2 25 26 5 6 1 12 12 11 2 1 13 14 1 2 1 3 IC7 IC8 IC30 IC5 IC6 IC31 DRAM DRAM Motor driver for Hopping Motor...

Page 155: ...40931201TH Rev 4 155 2 Power supply board AC120V 230V 3 Power supply board High voltage CN3 PC501 CN6 CN5 CN2 1 3 F1 F2 SW1 SW1 SB DB CB FG CH CL2 TNSNS WRSNS PSIN2 PSIN1 CN7...

Page 156: ...40931201TH Rev 4 156 4 Flash ROM module BOARD FSL or BOARD FSL 2 ROM1 ROM0 EEPROM...

Page 157: ...to CN8 connector on the Power Supply Unit High Voltage Heater Thermistor Unit Circuit Diagram Illustration Resistance Between pins 1 and 2 3 1 Between pins 3 and 4 3 1 Between pins 1 and 2 220k at 25...

Page 158: ...01TH Rev 4 158 Orange Yellow Brown Black M 1 2 3 4 Unit Circuit Diagram Illustration Resistance Between pins 1 and 2 6 7 Between pins 3 and 4 6 7 Hopping motor Fan Red Black 38 V 1 FANALM N 3 0 V 2 M...

Page 159: ...LOW 2NDTRAY CLR CLH PANEL IC19 MUPIS A1 C1 A32 C32 1 2 71 72 1 2 71 72 1 2 71 72 CENT RS232C 1 14 13 25 18 36 11 19 FSIMM1 SIMM1 SIMM2 STKFULL HEAD2 HEAD1 DUP POWER SIZE 1 2 1 2 25 26 5 6 1 12 12 11 2...

Page 160: ...40931201TH Rev 4 160 8 PARTS LIST Figure 8 1 Printer Unit 7 8 4 5 9 11 12 3 19 19 20 18 2 10 16 15 1 23 14 13 21 22 6 17...

Page 161: ...0405420 40462501 Name Cover Side L Ass Cover Side R Cover Frame Cover Side I F Plate Shield Cover Rear Frame OP panel Ass ODA Frame OP Panel Ass OEL Frame OP panel Ass INT SMCD6X280BDX10 BL Face up St...

Page 162: ...Frame Main Unit 71 65 52 64 25 23 68 8 66 24 53 51 6 6 7 19 72 22 21 11 18 3 17 25 47 7 14 13 15 20 44 48 39 29 50 33 32 30 34 49 43 40 10 9 10 9 1 28 26 41 42 36 35 31 27 45 37 38 12 5 16 2 63 57 62...

Page 163: ...299301 40299401 40299501 40299601 Name FRAME Assy Main Spring TSP3 3 0 35 16 2 33 9 230G Damper LEVER Separator TR Bearing TR Spring R GUIDE ASS Discharge Sensor In Spring In Sensor Write Sensor Lever...

Page 164: ...0716701 41530902 41811602 Name GEAR Idle J BEARING Plastic Feed Bearing GEAR Assy Clutch Z50 PLATE FG 1st ROLLER Ass Feed GEAR Assy Clutch Z40 EP Rock Lever R EP Lock Spring ROLLER Assy BK GEAR Idle E...

Page 165: ...Rev 4 165 Figure 8 3 Base Unit 52 51 53 54 9 8 1 10 2 19 22 5 17 48 14 8 5 15 13 16 48 11 6 9 3 18 43 46 28 27 20 21 29 42 41 45 44 24 35 34 40 30 48 39 47 37 36 38 26 36 27 31 18 50 50 49 3 7 6 4 25...

Page 166: ...401 40325301 40317901 40318001 Name GUIDE Assy Cassette L GUIDE Cassette L Pull Block Lever Link Caulking ROLLER Link Link Support Spring Sheet Cassette Stopper Pressure Coil Spring Earth Plate L GUID...

Page 167: ...301 Name FX050 Photo Sensor Connection Code Wire Connection Code Wire LEVER Sub roller caulking ROLLER Link Sub Bracket Sub roller Press fitting Plate Planet GEAR Planet z28 BRACKET Spring Sub SPRING...

Page 168: ...gnal direction Compatible Nibble 1 2 9 10 11 12 13 14 15 16 17 18 19 20 27 28 29 30 31 32 33 34 35 36 DATA STROBE DATA BIT n ACKNOWLEDGE BUSY PAPER END SELECT AUTO FEED 0V CHASSIS GROUND 5V 0V 0V 0V 0...

Page 169: ...e circuit a Receiving circuit DATA STROBE and INPUT PRIME DATA BIT 1 to 8 b Sending circuit C R2 R1 5V 74LS19 or equivalent Signal name R1 R2 DATA STROBE INPUT PRIME 3 3K 3 3K C 100 1K 560pF 0 001 F R...

Page 170: ...by ON LINE SW c Off line on line switching timing by ON LINE SW PARALLEL DATA DATA BITs 1 to 8 DATA STOROBE ACKNOWLEDGE BUSY 0 5 s min 0 5 s min 0 5 s min 0 5 s max 0 5 s min 0 min 0 min 0 min 0 5 s t...

Page 171: ...INPUT PRIME timing when set to the effective INPUT PRIME signal INPUT PRIME SELECT ACKNOWLEDGE BUSY 0 min 50 s min 5 s max 10 s max 0 5 s to 10 ms Nibble Mode Conforms to IEEE 1284 spec ECP Mode Conf...

Page 172: ...nal name Signal direction Abbreviation Functions 1 2 3 4 5 6 7 8 17 18 19 20 21 25 Frame Ground Transmitted Data Received Data Request To Send Signal Ground 5V Data Terminal Ready FG TD RD RTS SG DTR...

Page 173: ...Note The above signal level is for the case where 3K x 15pF is being connected to the terminal 6 Communications protocol a READY BUSY protocol b X ON X OFF protocol 75189 or equivalent INPUT OUTPUT 3V...

Page 174: ...ntended for automatically reversing papers of which one side have been already printed and re feeding them to the unit for printing other side The main functions are the followings Paper that can be u...

Page 175: ...At this time as the roller 1 rotates in the direction of arrow A a sheet is retracted in the rear of the cassette And then a given time later after the edge of the sheet passes through the IN SNS DUP...

Page 176: ...s and the sheet route section of the Duplex opens by pulling out the cassette This enables a jam to be released Structurally the LEVER Release can be pushed up by back edge of cassette and the sheet r...

Page 177: ...the LEVER Release Dup from the boss of the Hopping Frame Groove Connector LEVER Release Dup Duplex Unit Printer 3 Rotate the LEVER Lock Dup in the direction of the arrow to release the Lock Release Re...

Page 178: ...tomatically with built in connector 2 Lock the Duplex Unit to the printer by turning the LEVER Lock Dup to the next locking position as below LEVER Lock Dup Connector 3 From front side of printer snap...

Page 179: ...o not disassemble the Duplex Unit if it is operating normally 3 Establish the extent of disassembly suitable for the purpose of the procedure and do not disassemble any more than necessary 4 Only spec...

Page 180: ...s in the field Table 3 1 Service Tools No 1 100 Philips screwdriver No 2 100 Philips screwdriver No 3 100 screwdriver No 5 200 screwdriver Digital multimeter Pliers Handy cleaner Connector remover OKI...

Page 181: ...40931201TH Rev 4 181 3 2 Parts Layout This section describes the layout of the main components Solenoid Assy Control board Board LEX Connector IMSA 9714N 14A Photo sensor Photo sensor Motor...

Page 182: ...eplacement Methods This section describes the parts replacement methods for the components listed in the disassem bly order diagram below Duplex Unit Board LEX 3 3 1 Connector 3 3 2 Photo Sensor 3 3 3...

Page 183: ...them in the arrow direction 2 Unscrews five screws 2 to remove the bracket 3 3 Unlatch all the nails and unplug all the connectors 4 to remove the Board LEX 5 Note When installing the Board LEX instal...

Page 184: ...MSA 9714N 14A 1 Remove two LEVER Release DUP 1 2 Take away two SPRING Support 2 to remove FRAME MAIN DUP 3 Remove the FRAME MAIN DUP by lifting in up from A side 3 Remove two STUD 4 to unplug the Conn...

Page 185: ...four ROLLER Pinch 4 and eight SPRING Pinch u 5 4 Release the lock to remove two BRACKET Pinch 6 and two SPRING Pinch R 9 5 Release the lock to remove LEVER Sensor D IN 0 and SPRING Sensor A 6 Unplug t...

Page 186: ...DUP See section 3 3 2 2 Release the lock to remove Two LEVER Sensor F R 1 and two SPRING Sensor F R 2 3 Unplug the Connection Code Wire 3 and remove Photo Sensor 4 4 Take away the SPRING SL 5 and two...

Page 187: ...n 9 can be removed simultaneously 5 Unscrew the screw 0 to remove the PLATE Earth BTM A 6 Disengage the latch and remove two PULLEY MX25B Mini Pitch BeltC and two Bushes D 7 Disengage the latch to rem...

Page 188: ...ning the problem from the user 3 Go through the checking in the conditions similar to that in which the problem occurred 4 2 Preparations for the Troubleshooting 1 Display on the Operator panel The st...

Page 189: ...t Informs that a jam occurs in reversing papers in the re verse roller within the Duplex Unit Informs that a jam occurs in impinge feedingpaperswithin the Duplex Unit Informs that the 1st tray is pull...

Page 190: ...connection cord between the Motor and the Board LEX Yes Replace the GEAR Assy YES END No Replace the Motor YES END No Replace the Board LEX No Connect the connection cord properly No Does the square s...

Page 191: ...YES END No Replace the Board LEX No Connect the connection cord properly No Replace the Duplex In sensor lever LEVER Sensor D IN and SPRING Sensor D IN YES Remove the paper Duplex FEED JAM2 Has a pap...

Page 192: ...e connection cord properly Yes Is the Duplex Front sensor lever operating normally Yes Is the connection cord between the Duplex Front sensor and the Board LEX connected properly Yes Does the connecti...

Page 193: ...UTCH 2 1 38V GND 38V GND SOLENOID INLET SENSOR FRONT SENSOR 1 2 GND DUPINSENS 5V 1 2 3 1 2 3 GND PAPERLOW 5V PH1N PH1P PH2N PH2P 38V GND GND 5V GND GND OUTSNS CLK DATA INSNS SDR PAPERSNS 1 2 3 4 5 6 7...

Page 194: ...40931201TH Rev 4 194 ROM CPU 1 4 1 4 1 3 1 1 CLUTCH FSENS INSENS SL2 1 18 12 1 MAIN Motor driver Rear Sensor 5 2 PCB Layout LEX PCB...

Page 195: ...6 PARTS LIST 22 29 30 47 46 44 38 36 37 27 25 28 27 25 24 42 25 14 35 19 44 21 20 33 34 33 34 41 32 31 40 4 5 2 2 49 5 4 11 9 9 10 1 45 43 12 13 17 43 15 16 50 50 6 18 7 2 8 18 7 2 8 45 6 14 4 5 5 4 3...

Page 196: ...0386501 40375301 Name COVER Upper DUP Affix ROLLER Pinch SHAFT Pinch SPRING Pinch U SPRING Pinch U SPRING Pinch R BRACKET Pinch R SHAFT Pinch R LEVER Lock Ass SPRING Lock frame SPRING Lock frame LEVER...

Page 197: ...393701 40495804 40942601 40318201 40382701 41005501 41005401 Name SOLENOID Ass SPRING SL PLATE Earth F R PLATE Earth F R 2 PLATE Earth BTM Knock Pin E Ring LEVER Lock DUP LEVER Release DUP SPRING Supp...

Page 198: ...gnal from the printer to supply papers to the printer automati cally The main functions are as followings Applicable media Paper Type Cut Sheet Size A4 A5 B5 Letter Executive Legal13 Legal14 Special S...

Page 199: ...efined amount to the regist roller within the printer During the hopping roller is rotating Roller C is racing because it includes one way bearing At the same time planetary gear D shifts in the direc...

Page 200: ...ler K Gear J Roller K Gear N for timing belt Roller C Roller C Hopping roller gear Hopping roller gear Planetary gear D Planetary gear D Sub roller Sub roller gear Sub roller Sub roller gear Hopping m...

Page 201: ...sent into the printer one by one When papers are set to the cassette the feeding motion is activated by the hopping motor to send only a top paper which is caught on the brake shoe Roller feeder Hopp...

Page 202: ...not disassemble the Second Third Paper Feeder if it is operating normally 3 Establish the extent of disassembly suitable for the purpose of the procedure and do not disassemble any more than necessary...

Page 203: ...s in the field Table 3 1 Service Tools No 1 100 Philips screwdriver No 2 100 Philips screwdriver No 3 100 screwdriver No 5 200 screwdriver Digital multimeter Pliers Handy cleaner Connector remover OKI...

Page 204: ...1TH Rev 4 204 3 2 Parts Layout This section describes the layout of the main components Roller assy feed Roller assy hopping Cover front assy Board BBB Case assy cassette Frame side R assy Frame side...

Page 205: ...ThirdPaper Feeder Roller assy hopping Roller assy feed 3 3 1 Cover front assy 3 3 2 Board BBB 3 3 3 Lever paper end Lever paper near end 3 3 4 Motor 3 3 5 Connector IMSA 9714N 14B Connector IMSA 9714...

Page 206: ...201TH Rev 4 206 3 3 1 Roller assy hopping Roller assy feed 1 Remove the Case assy cassette 1 2 Disengage latchs to remove the Roller assy hopping 2 3 Disengage latchs to remove the Roller assy feed 3...

Page 207: ...40931201TH Rev 4 207 3 3 2 Cover front assy 1 Unscrew two screws 1 to remove the Cover front assy 2 1 1 2...

Page 208: ...40931201TH Rev 4 208 3 3 3 Board BBB 1 Unscrew a screw 1 to remove the PCB cover bracket 2 2 Take away all connectors 3 and three screws 4 to remove the Board BBB 5 1 2 4 3 3 4 5 3...

Page 209: ...4 209 3 3 4 Lever paper end Lever paper near end 1 Unscrew five screws 1 to remove roller cover bracket 2 and PLATE Earth L 3 2 Disengage latches to remove the Lever paper end 4 and Lever paper near e...

Page 210: ...section 3 3 3 3 Remove the roller cover bracket See section 3 3 4 4 Unscrew seven screws 1 to remove the bottom bracket 2 5 Unscrew five screws 3 to remove the Frame side L assy 4 and Frame side R 5...

Page 211: ...or IMSA 9714N 14B Connector IMSA 9714N 14A 1 Remove the Motor See section 3 3 5 2 Unscrew two screws 1 to remove Connector IMSA 9714N 14B 2 and Plate Earth FR 4 3 Unscrew two screws 4 to remove the co...

Page 212: ...he Connector See section 3 3 6 3 Unscrew two screws 1 to remove the motor bracket 2 At this time the Mini pitch belt 3 and Gear double 4 can be removed simultaneously 4 Disengage latchs to remove the...

Page 213: ...e the Connector See section 3 3 6 3 Remove the motor bracket See section 3 3 7 4 Disengage latchs to remove the Feeding bearing 1 5 Disengage latchs to remove the Pulley feed 2 At this time the Gear f...

Page 214: ...ve the Gear hopping 2nd 7 At this time the Bracket planet assy 8 can be removed simultaneously 6 Take away two E ring 9 and pull out the Knock pin 0 to remove the Gear Z38 A 7 Remove two ADF bearing B...

Page 215: ...3 Take away the Spring 2 to remove the Cassette stopper 3 4 Take away the Spring sheet 4 to remove the Pull block 5 At this time Lever link 6 can be removed simultaneously 5 Unscrew a screw 7 to remov...

Page 216: ...r 3 4 Take away the Spring sheet 4 to remove the Pull block 5 At this time Lever link 6 can be removed simultaneously 5 Unscrew a screw 7 to remove the Link support 8 6 Remove the Roller link 9 7 Remo...

Page 217: ...ning the problem from the user 3 Go through the checking in the conditions similar to that in which the problem occurred 4 2 Preparations for the Troubleshooting 1 Display on the Operator panel The st...

Page 218: ...ird Paper Feeder Notifies of occurrence of in terface timeout between the printer and the Second third Paper Feeder Check the paper in the Second third Paper Feeder Carry out the recovery printing by...

Page 219: ...d to above the inlet sensor lever YES Is the inlet sensor lever operating normally NO Replace the inlet sensor lever YES Clean the inlet sensor 1 on the power supply unit High Voltage or replace the p...

Page 220: ...y 3rd tray auto setting switch to 3rd TRAY TRAY 6P SW SIZE 6P MAIN2 7P MAIN1 7P MOTOR 4P HOPPING MOTOR PH1N PH1P PH2N PH2P 1 2 3 4 7P 7P CN11 6P BOARD PXC INSENS CLK DATA SDR GND 38V 5V 1P 2P 3P 4P 5P...

Page 221: ...40931201TH Rev 4 221 5 2 PCB Layout BBB PCB 2 1 6 5 2 1 TRAY 1 1 4 7 1 7 MOTOR IC2 IC3 IC1 CPU SIZE LOW END Paper near end sensor Motor driver Paper end sensor...

Page 222: ...3 8 13 Included 2 9 3 18 6 7 17 25 24 61 66 16 20 62 23 22 45 65 52 51 26 48 49 36 36 39 37 53 33 40 41 47 54 60 43 44 46 32 34 56 55 42 35 45 30 27 19 29 31 38 28 1 64 7 8 9 3 68 67 10 5 4 11 9 2 Inc...

Page 223: ...4PP4043 4489P001 4PP4076 3949P001 40247101 40247201 40247801 40433401 40247701 40247501 Name Frame side L assy Guide cassette L Pull block Lever link Caulking Link support Spring Sheet Cassette stoppe...

Page 224: ...01 40912601 40912401 Name ADF bearing Bracket sub roller Cauking Gear planet z28 Plate planet Bracket spring sub Spring sub roller Gear z38 Lever release assy Spring release Guide roller Bearing F Spa...

Page 225: ...e followings Paper that can be used approximately 50 sheets of envelopes can be set at a time 1 2 External View and Component Names Plain paper Thick paper OHP film Post card label sheet Envelope A6 1...

Page 226: ...g motor rotates in the direction of arrow E The planet gear F moves to the direction of arrow H and drives idle gear J The rotation of idle gear J is transmitted to the gears linked to it and drives p...

Page 227: ...o not disassemble the Multi Feeder if it is operating normally 3 Establish the extent of disassembly suitable for the purpose of the procedure and do not disassemble any more than necessary 4 Only spe...

Page 228: ...ital multimeter Pliers Handy cleaner Connector remover OKI P N 4PP4076 5395P1 2 2 5 mm screws 3 5 mm screws 1 1 1 1 1 1 1 1 No Service Tools Q ty Place of use Remarks 1 2 3 4 5 6 7 8 Service Tools Tab...

Page 229: ...201TH Rev 4 229 3 2 Parts Layout This section describes the layout of the main components Separator Sensor lever Roller B Roller A Planet gear Control board AOLE PCB Hopping motor Hopping cover Upper...

Page 230: ...s the parts replacement methods for the components listed in the disassembly order diagram below Multi Feeder Separator 3 3 1 AOLE PCB 3 3 2 Square shaped connector 3 3 3 Hopping motor 3 3 4 Planet ge...

Page 231: ...gage it from the separator bracket 8 then remove the separator 9 The spring 0 comes off at the same time so be careful not to lose it Check at the time of assembly When the secondary stage of idle gea...

Page 232: ...Remove the upper cover see 3 1 1 1 to 3 2 Remove two screws 1 and remove the AOLE PCB 2 3 Remove the connector 3 4 Remove the connector 4 Caution Be careful to set the sensor plate properly when moun...

Page 233: ...3 Remove the screw 1 and remove the square shaped connector 2 4 Using the connector remover remove the nylon cord 3 from the square shaped connector 2 5 1 4 2 3 Confirmation after assembly 1 The squa...

Page 234: ...40931201TH Rev 4 234 3 3 4 Hopping Motor 1 Remove the upper cover see 3 3 1 1 to 3 2 Remove the AOLE PCB see 3 3 2 3 Remove two screws 1 then remove the hopping motor 2 2 1...

Page 235: ...40931201TH Rev 4 235 3 3 5 Planet gear 1 Remove the upper cover see 3 3 1 1 to 3 2 Remove the AOLE PCB see 3 3 2 3 Remove two screws 1 then remove the motor bracket assy 2 and the planet gear 3 3 2 1...

Page 236: ...ee 3 3 2 5 Remove the motor bracket assy see 3 3 5 6 Remove the gear 1 7 Shift the roller B 2 to the right lift it by holding on its left side and pull it out to the left side The bearing 3 also comes...

Page 237: ...s 5 and remove the frame 4 see 3 3 6 5 Move the belt to the right and remove it from the one way pulley 6 6 Move the carrier roller assembly to the right and remove it from the shaft 7 7 Move the roll...

Page 238: ...ni pitch belt Feed roller 1 Remove the roller A see 3 3 7 2 Remove the bearing 1 and remove the feed roller assy 2 3 Remove two bearings 3 and remove the plate 4 4 Remove the mini pitch belt 5 and the...

Page 239: ...g 1 Display on the operator panel The status of the problem is displayed on the LCD Liquid Crystal Display on the operator panel Go through the appropriate troubleshooting procedures according to the...

Page 240: ...otifies of occurrence of interface timeout between the printer and the Multi Feeder Check the paper in the Multi Feeder Carry out the recovery printing by opening the cover removing jammed paper and c...

Page 241: ...eing fed to above the inlet sensor lever YES Is the inlet sensor lever operating normally NO Replace the inlet sensor lever YES Clean the inlet sensor 1 on the power supply unit High Voltage or replac...

Page 242: ...5 CONNECTION DIAGRAM 5 1 Interconnection Diagram AOLE PCB CN3 2 M T3 1 M T4 4 M T1 3 M T2 M CN1 OPTPSIN N OPTSCLK N OPTSD P OPTSDR N OVP 30V 5V 7 6 5 4 3 2 1 Pulse motor To the Printer 5 2 PCB Layout...

Page 243: ...40931201TH Rev 4 243 2 3 12 4 9 8 6 1 11 10 5 7 12 6 PARTS LIST...

Page 244: ...4P001 4PB4043 4614P001 4LP 1313 338 4PB4043 4743P001 4YA4046 1647G011 2201000P0141 4YS4011 4448P004 4PP4083 2394P001 Name Separator Roller A Planet gear Hopping motor Roller C One way pulley Mini pitc...

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