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Service Guide DOC-IT3000/4000

Chapter A Reference Charts

A.2.11 Power Supply Assembly

Switches

· SW1: AC Power Switch
· SW2: Cover Open Switch

Sensors

· NONE

Jumpers

· NONE

Fuses

· F1: 250V/8A (AC line fuse)
· F2: 125V/5A (Pr5vdc circuit)
· F3: 125V/3.15A (Protects the +38vdc circuit)

Test Points

· -12vdc: (CN1, Pin 11)
· +12vdc: (CN1, Pin 12)
· +5vdc: (CN1, Pin 13,31,32)
· +38vdc: (CN1, Pin 3)
· GROUND: (CN1, Pin 27,29,34)

Firmware

· NONE

Содержание DOC-IT3000

Страница 1: ...Thank You for purchasing this Factory Service Manual on EBAY from PCTECHINFO Click Here for more Factory Service Manuals for other Computer and Printer Copier Manufacturers from PCTECHINFO...

Страница 2: ...g Manual 09 17 97 Note This Adobe Acrobat version of the Okidata Service Training Manual was built with the pictures rendered at 300 dpi which is ideal for printing but does not view on most displays...

Страница 3: ...1 Electrical Principles Of Operation 14 2 1 01 Main Control Board 15 CPU 80C154 16 Memory Map on Master CPU Side 17 Address Decoder 18 Program ROM 19 RAM 20 WRITE 1 Waveforms OE Clock 21 Image Contro...

Страница 4: ...Diagram 54 2 4 03 Electrostatic Printing Process Operational Description 55 Hopping 56 Feeding 57 Charging 58 Exposure 59 Developing 60 Transfer 61 Cleaning 62 Fusing 63 Paper Ejection 64 Toner Recycl...

Страница 5: ...and PS2 Sensors 101 3 2 17 ADF Pulleys 102 3 2 18 ADF Lower Base and Sequential Guide Assemblies 103 3 2 19 ADF Left Side Frame 104 3 2 20 ADF White Exit and Resist Rollers 105 3 2 21 Timing Sensor Le...

Страница 6: ...Paper Feed Unit Boards and Connectors 144 3 2 60 Second Paper Supply Unit Option 145 3 2 61 Cassette Spring Second Paper Supply Unit 146 3 2 62 Resist Motor Second Paper Supply Unit 147 3 2 63 Second...

Страница 7: ...5 Hopping Roller 184 3 4 06 Resist Roller 185 3 4 07 Back up Roller 186 3 4 08 Printer Unit 187 3 4 09 Covers 188 3 4 10 Scanner Glass 189 3 4 11 ADF White Roller 190 3 4 12 ADF Resist Rollers 191 3 4...

Страница 8: ...Black Page is Output 223 4 3 LCD Error Messages 224 4 3 02 Index to Tables 225 4 3 03 Immediate Error Message Displayed 226 4 3 04 Maintenance Mode Error Messages 227 4 3 05 Doc It Engine Error Messag...

Страница 9: ...7 B 2 02 Cabinet Assembly 258 B 2 03 Upper Unit 1 3 259 B 2 04 Upper Unit 2 3 260 B 2 05 Upper Unit 3 3 261 B 2 06 Lower Unit 262 B 2 07 Lower Unit 263 B 2 08 Lower Unit 264 B 2 09 Paper Exit Assembly...

Страница 10: ...Apple AppleTalk LaserWriter LaserWriter II LocalTalk and Macintosh are registered trademarks of Apple Computer Incorporated Microsoft and MS DOS are registered trademarks and Microsoft Basic Windows...

Страница 11: ...sions DOC IT 3000 provides presentation quality printing 300 dpi to meet the text and image printing needs of most offices DOC IT 4000 supports an even higher quality level of printing 400 dpi The DOC...

Страница 12: ...imately 15kg 1 1 02 Ambient Temperature and Relative Humidity RH While Operating 50 to 89 F 10 to 32 C 20 to 80 RH While in Storage 14 to 122 F 10 to 50 C 1 1 03 Acoustic Rating During Operation Less...

Страница 13: ...aced face up on the Automatic Document Feeder ADF Tray Copyright 1997 Okidata Division of OKI America Inc All rights reserved See the OKIDATA Business Partner Exchange BPX for any updates to this mate...

Страница 14: ...y is 80 nanoseconds Zero Wait State DOC IT 3000 5 MB Standard Expandable to 7 MB in 1MB increments DOC IT 4000 7 MB Standard 1 2 04 Computer Interface IBM PC AT bus 1 2 05 DOC IT Interface Video Inter...

Страница 15: ...HP IIP STANDARD Not Available PCL 5 HP III OPTIONAL STANDARD Page Description Language 13 typefaces TrueImage OPTIONAL STANDARD Page Description Language 35 typefaces TrueImage OPTIONAL OPTIONAL 1 3 0...

Страница 16: ...n DOC IT 3000 300 x 300 dots per inch DOC IT 4000 400 x 400 dots per inch 1 3 07 Maximum Printing Width 7 98 inches approximately 200mm 1 3 08 Paper Cassette Capacity First Cassette 200 sheets Second...

Страница 17: ...1 4 06 Error Correction CCITT Error Correction Mode ECM 1 4 07 High Speed Modem CCITT Rev V 29 9600 7200bps CCITT Rev V 27 4800 2400bps 1 4 08 Low Speed Modem CCITT Rev V 21 channel 2 300bps 1 4 09 Tr...

Страница 18: ...ay Scale with Fatting Dither Gray Scale with Bayer Dither Gray Scale with Vertical Line Dither 1 4 12 Ringer Equivalence Number 0 68 Copyright 1997 Okidata Division of OKI America Inc All rights reser...

Страница 19: ...x 200 dots per inch 300 x 300 dots per inch 400 x 400 dots per inch 1 5 06 Photo Halftone Scanning Methods Line Art Error Diffusion Gray Scale with Course Fatting Dither Gray Scale with Fatting Dithe...

Страница 20: ...Image File IMG Digital Research GEM Image File BMP WINDOWS Image File TIF 16 Level Gray Scale Copyright 1997 Okidata Division of OKI America Inc All rights reserved See the OKIDATA Business Partner E...

Страница 21: ...de by side on one sheet of paper Merge Copy Multiple pages placed on the ADF Tray are scanned and stored in memory The operator is then directed to LOAD ADF PAPER OR PRESS STOP TO FINISH The stored im...

Страница 22: ...versal 1 7 03 Second Paper Feed Unit The Second Paper Feed Unit is a mechanism which provides the DOC IT Operator the capability to install an additional paper tray An additional paper tray is NOT inc...

Страница 23: ...r Cartridge Kit Toner Cartridge Fuser Cleaner Pad LED Lens Cleaner Pad Image Drum Cartridge Kit Image Drum Ozone Filter Copyright 1997 Okidata Division of OKI America Inc All rights reserved See the O...

Страница 24: ...4 Toner Cartridge Life First Toner Cartridge placed in an Image Drum Assembly Approximately 1 500 pages Replacement Toner Cartridge Approximately 2 500 pages 1 9 05 Fuser Cleaner Pad Life Approximatel...

Страница 25: ...Safety UL1950 version 3 CSA C 22 2 NO 950 Electro Magnetic Interference EMI FCC Part 15 Class B Communication FCC Part 68 Copyright 1997 Okidata Division of OKI America Inc All rights reserved See the...

Страница 26: ...2 Principles of Operation 2 1 ELECTRICAL PRINCIPLES OF OPERATION doclinks Copyright 1997 Okidata Division of OKI America Inc All rights reserved See the OKIDATA Business Partner Exchange BPX for any...

Страница 27: ...ware configuration of the main control board is as follows CPU 80C154 The CPU 80C154 is a one chip controller linked to many CPU peripheral units The Controller uses an INT Timer Interrupt Controller...

Страница 29: ...er Interrupt Controller INT0 and INT1 are used to request an interrupt The interrupt Controller has been programmed so that proper processing is selected when a signal is input according to an interna...

Страница 30: ...peration Memory Map on Master CPU Side The memory layout of the Doc It Engine is shown below Copyright 1997 Okidata Division of OKI America Inc All rights reserved See the OKIDATA Business Partner Exc...

Страница 31: ...be selected by decoding low order addresses MA4 through MA7 and high order addresses MA8 through MA15 output from the CPU 80C154 using 74S138 Copyright 1997 Okidata Division of OKI America Inc All ri...

Страница 32: ...ples of Operation Program ROM The standard capacity of the program ROM is 64K bytes Copyright 1997 Okidata Division of OKI America Inc All rights reserved See the OKIDATA Business Partner Exchange BPX...

Страница 33: ...y of the RAM 6264 is 8K bytes The RAM 6264 is selected by decoding high order addresses A13 through A15 output from the CPU 80C154 using an address decoder The RAM address space is 0000 to 1FFF RAM Co...

Страница 34: ...Partner Exchange BPX for any updates to this material http bpx okidata com...

Страница 35: ...00 Chapter 2 Principles of Operation WRITE 1 Waveforms OE Clock Copyright 1997 Okidata Division of OKI America Inc All rights reserved See the OKIDATA Business Partner Exchange BPX for any updates to...

Страница 36: ...ocessing functions Simple binary processing The slice level can be set Selective emphasis binary processing The slice level can be set Binary processing of systematic dither method 64 scale 8 bit patt...

Страница 37: ...r x2 for image area judgment 8 bit 1 line for data holding and 4 bit l line for image area judgment Line buffer for brightness compensation 8 bit 2 line Clear RESET timing chart Copyright 1997 Okidata...

Страница 38: ...0 4000 Chapter 2 Principles of Operation External RAM Access Copyright 1997 Okidata Division of OKI America Inc All rights reserved See the OKIDATA Business Partner Exchange BPX for any updates to thi...

Страница 39: ...ial to parallel and vice versa Converts the parallel data into the serial data Controls the output data or output CLK signal mask Selects the send clock signal Line memory control block Address genera...

Страница 40: ...Page 26 Service Guide DOC IT3000 4000 Chapter 2 Principles of Operation Line Memory Read Write Waveforms...

Страница 41: ......

Страница 43: ...The information of sensor conditions on ADF signals of print control CPU and signals for A D converter circuit are input and output Copyright 1997 Okidata Division of OKI America Inc All rights reser...

Страница 44: ...hen displays the LEDs and LCD and sounds the buzzer by the control of the PU that receives the command from Doc It Controller The following components make up the operation panel 8 bit MPU 8749 or 804...

Страница 45: ...ciples of Operation Serial Video Interface Electrical Condition of DPS Interface Copyright 1997 Okidata Division of OKI America Inc All rights reserved See the OKIDATA Business Partner Exchange BPX fo...

Страница 46: ...nd scanner and has the functions below Analog output amplification Output generation of rotary encoder LED ON OFF control Start switch detection Supply of CLK SH signal to image sensor Copyright 1997...

Страница 47: ...rinter Unit Block Diagram Printer Control Board SPPY PCB Fuser Unit Main Motor Drum motor LED Array Sensors and Switches Resist Motor Fan Main Control Board Video interfaces MSM75V039 PPB interface Se...

Страница 48: ...00 Chapter 2 Principles of Operation Printer Unit Block Diagram Copyright 1997 Okidata Division of OKI America Inc All rights reserved See the OKIDATA Business Partner Exchange BPX for any updates to...

Страница 49: ...e LED head Error log number Feed length needed to feed the paper to a readable position ADF Total number of sheets scanned with ADF Total number of sheets fed with ADF currently in use Slip correction...

Страница 50: ...Engine is turned on Set register I O address Setting range 0 to 4096 dots Set value 1 300 dpi LED head 2560 dots 2 400 dpi LED head 3456 dots Motor phase selection register The motor phase selection...

Страница 52: ...nges in the thermistor resistance with the partial voltage of the reference resistance enter the LSI ports TEMP0 and TEMP1 The CPU read the status of these ports at fixed time intervals and turns on o...

Страница 53: ...set a fuser alarm if the suitable temperature area is not attained within a specified period of time after power on 3 4 The CPU on detection of a fuser alarm comes to a halt after printing the current...

Страница 54: ...to the DM PH0 and DM PH1 signals generated from the LSI The level of the input voltage to the VR1 and VR2 terminals is compared with that of the voltage drop across R35 R36 R94 and R95 fed back to pi...

Страница 56: ...s 300 dpi 3 456 400 dpi in the LED head is set in the shift register by the HD CLK signal After the 2 560 bit data is thus set in the shift register it is subsequently loaded in the latch circuit by t...

Страница 58: ...All sensor and switch signals enter the IC3 MSM75V039 ports where they are read by the MPU for appropriate processing Toner end sensor Inlet sensor Outlet sensor Paper tray identification switch Paper...

Страница 59: ...clockwise or counterclockwise It is four phase excited and unipolar driven according to the RM 01 RM 02 and RM ON P signals generated from the LSI Copyright 1997 Okidata Division of OKI America Inc A...

Страница 60: ...t If FAN SENS N is detected while printing both the heater and the fan come to a halt after the end of printout of the current page 4 A fan alarm is assumed when the fan is abnormal at power on and th...

Страница 61: ...9 has a one byte send buffer and one byte receive buffer as the interface with a main CPU and supervises MREQ P and SREQ P signals mutually for communication Copyright 1997 Okidata Division of OKI Ame...

Страница 62: ...transferred to the print LSI for printing by the serial image signal W DATA in synchronism with the serial image signal clock output from the Controller LSYNC generated from the print LSI is a line sy...

Страница 63: ...consists of an 8 bit shift register 2 bit mode register 8 clock counter and its related circuit This interface is used to input or output serial data Copyright 1997 Okidata Division of OKI America Inc...

Страница 64: ...evel when the serial data is input After that the serial data is sent to the shift register at every rising edge of the serial clock pin level Internal and external clock modes are available as a seri...

Страница 65: ...and LED head drive voltage 12 vdc Image sensor drive voltage 12 vdc Image sensor drive voltage 38 vdc Motor and fan drive voltage and high voltage source voltage High voltages 5 Kvdc Charge voltage tr...

Страница 66: ...r bias voltages about 550 vdc and 400 vdc Of these voltages the first two are generated from a high voltage power supply The grid connects to the ground via a varistor on the medium voltage generation...

Страница 67: ...signal for a predetermined period of time when 5 vdc is turned on or when the cover is opened It turns on 5 vdc after generating a reset signal Copyright 1997 Okidata Division of OKI America Inc All...

Страница 68: ...0 Chapter 2 Principles of Operation Power Supply Control Signals Copyright 1997 Okidata Division of OKI America Inc All rights reserved See the OKIDATA Business Partner Exchange BPX for any updates to...

Страница 69: ...gram execution code and storage for composing printing images Data from the scanner and to the printer is handled by dedicated on board DMA logic The high speed Host Interface IC removes the data tran...

Страница 70: ...Controller are mapped to a programmable 16 Kbyte window in the PCs memory In order to increase performance the HCC supports i960 Burst mode accesses In the Burst mode the HCC accesses 16 bytes 4x32 bi...

Страница 71: ...The FAX modem is a synchronous 9600bps half duplex modem with error detection The modem supports group 3 G3 facsimile transmission and reception The modem satisfies standards specified by CCITT V 29 V...

Страница 72: ...ck of the HCC The signals used by the Doc It Controller to communicate with the PC are as follows BDATA 0 15 RESET REFRESH SBHE IOCHRDY 5vdc 12vdc 12vdc IRQ7 10 12 14 15 LA17 23 AEN IOR IOW BALE MEMR...

Страница 73: ...gnal low on the bus to indicate the board is busy The IOCHRDY signal will remain in this state during the time while the memory controller is transferring four 32 bit words to the HCCs buffer When the...

Страница 75: ...tes Programmable DRAM refresh control Mirror image and inverted print scan functions Maskable interrupts Fully programmable timer control The IPC has seven major functional blocks Each will be discuss...

Страница 76: ...h the trace jumpers connected to tie the MDE and MDO busses together The memory data lines can be followed directly to the DRAMs and expansion memory connectors RAS and CAS lines are fed directly from...

Страница 77: ...d issue an interrupt request to the interrupt control logic in the IPC whenever the count reaches 0 Timer 3 8 bits wide this timer is used for 10 uS and 1 mS timing generation and its output is a squa...

Страница 78: ...ovide the following functions Two modular phone jacks One connects to the subscriber line the other connects to an optional telephone handset Detection of subscriber line tones and signals The DAA det...

Страница 79: ...l with light forming a latent image on the material This latent image is developed by toner with the resultant toner image being transferred to paper and fused for printing The electrophotographic tec...

Страница 80: ...l the toner is attracted to the latent image by static electricity making the image visible Transfer When paper is placed over the toner image on the photoconductive material and a positive charge opp...

Страница 81: ...arrows mark the direction of rotation of the image drum black arrows designate the path of paper feeding The following page shows the layout of the printing process hardware Copyright 1997 Okidata Di...

Страница 82: ...ed by a single resist motor as shown below Turning the resist motor in the a direction drives the hopping roller in the A direction Turning the resist motor in the b direction drives the feed roller i...

Страница 83: ...r turns on After the paper has turned on the inlet sensor advances the paper further by a predetermined length until it hits the feed roller The skew in the paper can thus be corrected Copyright 1997...

Страница 84: ...of Operation Feeding After the end of hopping the feed roller turns to advance the paper Copyright 1997 Okidata Division of OKI America Inc All rights reserved See the OKIDATA Business Partner Exchang...

Страница 85: ...espectively so a rise in the grid plate potential above about 700vdc will lead the negative charges on the grid plate to the ground via the varistor During charging the grid plate is kept at a potenti...

Страница 86: ...base The image drum layer comprising a CTL and a CGL is about 20um thick The corona discharge around the charge wire charges the image drum surface to about 700V When light from the LED is radiated to...

Страница 87: ...urface forms a latent image on it The radiated part of the image drum surface is kept at about 100vdc Copyright 1997 Okidata Division of OKI America Inc All rights reserved See the OKIDATA Business Pa...

Страница 88: ...es while rubbing on the developing roller a friction charge is generated between the developing roller and the toner allowing the toner to be attracted to the developing roller The developing roller s...

Страница 89: ...lied with the bias voltages required during the developing process as shown below 500vdc is supplied to the toner supply roller 400vdc to the developing roller Copyright 1997 Okidata Division of OKI A...

Страница 90: ...the charge wire causes the paper to be charged positive through a corona discharge Negative charges are induced on the image drum surface bringing the paper into close contact with the image drum Tone...

Страница 91: ...by the cleaning blade to clean the image drum surface The toner thus scraped off is returned from the toner recovery unit to the developer station by the toner recycling unit for reuse Copyright 1997...

Страница 92: ...istor regulates the heater roller at a predetermined temperature about 180 Celsius A safety thermostat cuts off voltage supply to the heater by opening the thermostat in the event of abnormal temperat...

Страница 93: ...es the fuser unit it is ejected from the Doc it by the paper eject roller The paper can be ejected with the printed side up or down Copyright 1997 Okidata Division of OKI America Inc All rights reserv...

Страница 94: ...he cleaning blade is collected in the toner recovery tank before it is moved to the toner cartridge by the toner recycling unit for reuse Copyright 1997 Okidata Division of OKI America Inc All rights...

Страница 95: ...elow Hopping Hopping turns the hopping roller to advance the paper until the inlet sensor turns on After the paper has turned on the inlet sensor advances the paper further by a predetermined length u...

Страница 97: ...Page 67 Service Guide DOC IT3000 4000 Chapter 2 Principles of Operation 2 4 05 Sensors and Switches Inlet Sensor Photosensor Outlet Sensor Photosensor Paper Tray Identification Switch...

Страница 98: ...Paper End Sensor Photosensor Cover Open Switch...

Страница 100: ...f the fusing unit and drum cartridge is checked During Hopping Operations Whenever the inlet sensor fails to detect paper within a predetermined period of time after a feed command has been issued to...

Страница 101: ...omputer facsimiles can be received and transmitted while the user is also running another application program 2 5 01 Software Features Microsoft Windows 3 0 or above based user interface Dynamically d...

Страница 102: ...disk to the Controller CONFIG EXE DOS program used to setup the hardware configuration of the Controller DOCIT BAT A small batch program which first disables the BDDP TSR then runs POWERON EXE and fi...

Страница 103: ...for 35 fonts File Description DDP CFG Doc It configuration information This file can be edited using CONFIG EXE program and is examined by POWERON EXE during powerup configuration In addition to hard...

Страница 104: ...nd will unload the Do It TSR program from the DOS memory if it is installed POWERON EXE may not execute correctly if the TSR is running SET DOCIT C DOCIT This line will set the DOS environment variabl...

Страница 105: ...umber their scheduling is determined by a time slice allocation The front panel task and printer emulations for example use time slice allocation for scheduling because they use the same priority numb...

Страница 106: ...YES YES YES YES YES YES FAX from file of buffer YES YES YES YES YES YES YES FAX from scanner YES NO NO YES YES YES YES Note Boxes which are blanked out indicate cases which are not applicable Time sl...

Страница 108: ...k signaling and synchronization Binary Semaphores used to ensure mutual exclusion and prevent deadlock Message Queues are queues that can hold any number of messages and are used to exchange data betw...

Страница 109: ...for this information TSR Module Communications between the PC host and the Controller is done through a TSR program which resides on the host computer There is only one way to communicate to the Cont...

Страница 110: ...ailable in the outgoing message queue on the Controller memory Copyright 1997 Okidata Division of OKI America Inc All rights reserved See the OKIDATA Business Partner Exchange BPX for any updates to t...

Страница 111: ...n Four of this Service Handbook Follow the procedures listed in Adjustments and Service Settings Counters may have to be reset and adjustments may be required when either consumables or parts are repl...

Страница 112: ...boards directly on conductive surfaces Follow the recommended procedures when replacing assemblies and units After replacing the drum cartridge clear the drum counter by following the Drum Counter Res...

Страница 114: ...3000 4000 printer 2 Phillips Screwdriver with magnetic tip Straight slot Screwdriver Needle Nose Pliers 4 Inch Feeler Gauge capable of measuring 04 to 05 inches Digital Multimeter Copyright 1997 Okid...

Страница 115: ...en disassembling the Doc It 3000 4000 1 Identify the item you need to replace 2 Determine which procedure contains the instructions for this item Refer to the Table of Contents or Appendix B 3 Use the...

Страница 116: ...other sheet of paper Follow the flow line back to the box for START Write START on your other sheet of paper 7 To replace the engine controller board you would perform the following procedures 3 2 01...

Страница 117: ...39 2 3 2 03 1 3 2 40 2 3 2 04 1 3 2 41 1 3 2 05 2 3 2 42 2 3 2 06 2 3 2 43 7 3 2 07 1 3 2 44 7 3 2 08 4 3 2 45 1 3 2 09 4 3 2 46 1 3 2 10 4 3 2 47 2 3 2 11 4 3 2 48 7 3 2 12 4 3 2 49 3 3 2 13 4 3 2 50...

Страница 118: ...3 2 28 3 3 2 65 5 3 2 29 2 3 2 30 2 3 2 31 3 3 2 32 3 3 2 33 3 3 2 34 3 3 2 35 3 3 2 36 2 3 2 37 1 Copyright 1997 Okidata Division of OKI America Inc All rights reserved See the OKIDATA Business Part...

Страница 119: ...Page 79 Service Guide DOC IT3000 4000 Chapter 3 Maintenance Disassembly...

Страница 121: ...Page 80 Service Guide DOC IT3000 4000 Chapter 3 Maintenance Disassembly...

Страница 123: ...Page 81 Service Guide DOC IT3000 4000 Chapter 3 Maintenance Disassembly...

Страница 125: ...Page 82 Service Guide DOC IT3000 4000 Chapter 3 Maintenance Disassembly...

Страница 127: ...Page 83 Service Guide DOC IT3000 4000 Chapter 3 Maintenance Disassembly...

Страница 129: ...Page 84 Service Guide DOC IT3000 4000 Chapter 3 Maintenance Disassembly...

Страница 131: ...3000 4000 Chapter 3 Maintenance Disassembly Page 8 Page 9 Copyright 1997 Okidata Division of OKI America Inc All rights reserved See the OKIDATA Business Partner Exchange BPX for any updates to this m...

Страница 132: ...package Notes The image drum counter should be reset when a new image drum is installed Refer to Section 3 3 of this Service Handbook for details Refer to Section 3 4 of this Service Handbook for clea...

Страница 134: ...aced when the image drum cartridge is replaced Using a screwdriver insert the blade under the lower portion of the fan cover 1 and twist the screwdriver to remove the fan cover Remove the ozone filter...

Страница 136: ...break the tabs Lift and remove the transfer charger assembly Remove the end caps of the transfer charger assembly Using a needle nose pliers detach the spring Detach the transfer wire from the clip a...

Страница 138: ...e LED head Always clean the LED array with the LED lens cleaner provided in the toner cartridge kit Refer to Section 3 4 of this Service Handbook for cleaning information LED Head Replacement When you...

Страница 140: ...lift the operator panel assembly 1 Turn the assembly over Detach the cable 2 from connector CN1 Remove the assembly Note When reassembling the blue strip on the cable faces away form the operator pan...

Страница 142: ...r of the unit Press the OPEN lever 10 and raise the stacker cover 11 Lift the upper cover 12 Pass the scanner unit through the opening in the cover for the paper cassette Remove the stacker cover Remo...

Страница 144: ...r over Detach the spring Loosen the screw and remove the stacker open lever Remove the screw metal plate and bracket with spring Remove the screw bracket and scanner cover lever Note The metal springs...

Страница 145: ...Partner Exchange BPX for any updates to this material http bpx okidata com...

Страница 146: ...ADF unit 12 Note When installing J3 and J4 the blue strips face up Press the release lever and raise the upper unit Lower the sequential guide 13 Remove two screws 14 CAUTION Use slow and steady press...

Страница 148: ...e DOC IT3000 4000 Chapter 3 Maintenance Disassembly 3 2 09 Mini Pitch Belt ADF Remove the preliminary items Remove the upper cover Remove the ADF unit Remove mini pitch belt 1 P N 51304601 Mini Pitch...

Страница 150: ...h The reduction gear is very narrow with small teeth Note The following procedures must be done when installing the idle gear The clutch spring stopper must be set Position the clutch spring as shown...

Страница 152: ...bly from the housing 5 Detach the pulse motor assembly from the guide of the left side frame 6 and rotate the pulse motor assembly Remove the screw 7 Remove the pulse motor assembly being careful not...

Страница 154: ...e pliers to separate the claws and release the hopping roller shaft assembly 1 Push the shaft to free one end from the ADF frame Work the shaft until the other end is free Remove the ADF hopping rolle...

Страница 156: ...nd press the black tab to release the right side of the ADF paper set plate 1 Work the paper set plate free of the left side frame 2 and remove the plate Remove the two screws 3 Remove the support pla...

Страница 158: ...scanner hopper spring 3 and right scanner hopper 4 Note The right spring is larger than the left spring Work the brake roller assembly 5 free and remove it Remove the brake roller springs 6 P N N A Sc...

Страница 160: ...e Disassembly 3 2 15 Inlet and Paper Sensor Levers Remove the inlet sensor lever 1 This lever has a solid block at the end Remove the paper sensor lever 2 This lever has a cut out at the end P N N A P...

Страница 162: ...PS1 and PS2 sensors and connectors CN1 CN2 and CN5 Remove the screw 1 Remove the SPAX board 2 Note The SPAX board is separated into three sections Sensor PS1 and PS2 are on this section 2 Sensor PS5...

Страница 164: ...e position of the flange 3 Be careful not to lose the pins 4 on the exit roller 5 the white roller 6 and the resist roller 7 Remove the spring 8 Remove the tension plate assembly 9 Remove the bushings...

Страница 166: ...lies Note The sequential guide assembly may be removed when the ADF unit has been removed Remove the sequential guide assembly 1 and wire spring 2 Carefully work the cable free and remove the lower ba...

Страница 168: ...ge 104 Service Guide DOC IT3000 4000 Chapter 3 Maintenance Disassembly 3 2 19 ADF Left Side Frame Remove the screw 1 Remove the ADF left side frame 2 P N N A Side Frame Left B 2 11 P N N A Screw B 2 1...

Страница 170: ...0 ADF White Exit and Resist Rollers Carefully work the white roller 1 free and remove it Carefully work the exit roller 2 free and remove it Carefully work the resist roller 3 free and remove it P N N...

Страница 172: ...CN6 3 from the board Remove the board 4 This board contains connector CN6 and sensor PS5 Note The SPAX board is separated into three sections Sensor PS5 is on this section 4 Sensor PS1 and PS2 are on...

Страница 174: ...S4 and connectors CN3 and CN4 Remove the right ground plate 5 Remove the outlet sensor lever Note The SPAX board is separated into three sections Sensors PS3 and PS4 are on this section 4 Sensor PS1 a...

Страница 176: ...ws 3 Disconnect connectors J3 4 J4 5 and J5 6 Lift and remove the main controller circuit board 7 Note When replacing the main controller board with a different main controller board the EPROM from th...

Страница 178: ...uit board Note When installing the cable the blue strip faces up Remove the two mounting screws 2 Lift the paper supply assembly 3 at its front until the frame of the unit comes off the guide pins the...

Страница 180: ...2 Remove the two mounting screws 3 Detach the resist motor 4 from the motor bracket 5 P N 56507401 Motor Pulse Resist RSPL B 2 10 P N 53335002 Motor Bracket B 2 10 Copyright 1997 Okidata Division of O...

Страница 181: ...ngine Connector Board LLCC 2 Remove the screw 1 and ground plate 2 Remove the two mounting screws 3 On the paper supply unit press the pointed end of the nylon latch 4 to push out the head 5 Remove th...

Страница 183: ...w 5 Remove the ground plate 6 Push the hopping roller shaft 7 until you can access the pin 8 with a needle nose pliers Then remove the pin from the hopping roller gear 9 Lift the right side of the hop...

Страница 185: ...28 Separator Hold the separator 1 down and remove the escape lever 2 from the pins on the paper supply unit Be careful not to lose the separator spring 3 Remove the separator P N 53500501 Separator B...

Страница 187: ...is in place or the engine controller board will short against the shield frame On the engine controller board press the pawls 9 to unlock and remove the board cover 10 Board Replacement Remove EEPROM...

Страница 189: ...ble with bracket Not shown Remove the four mounting screws 1 Screw 1A has a larger washer than the others Remove the lower PCB shield 2 P N N A Lower PCB Shield B 2 08 Copyright 1997 Okidata Division...

Страница 190: ...main motor assembly 4 in the direction of arrow A and detach it from the posts of the lower unit Rotate the main motor assembly towards the DC fan assembly until the gears are clear of obstructions Re...

Страница 191: ...Partner Exchange BPX for any updates to this material http bpx okidata com...

Страница 192: ...e deceleration gear 2 This is the black double gear Remove idle gear A 3 This is the white gear with small teeth P N 51218501 Gear Idle B RSPL B 2 06 P N 51218701 Gear Speed Reduction RSPL B 2 06 P N...

Страница 193: ...ssembly Disconnect the cable 1 to connector J1 Remove the DC fan assembly 2 P N 56508501 Fan DC Assembly RSPL B 2 06 Copyright 1997 Okidata Division of OKI America Inc All rights reserved See the OKID...

Страница 194: ...screw 1 Detach connector CN2 2 from the power supply board Remove the microswitch assembly 3 P N 55050701 Microswitch RSPL B 2 08 Cover Open Assembly Copyright 1997 Okidata Division of OKI America In...

Страница 195: ...the two high voltage cables 1 Note When installing the cables are keyed for correct placement The larger connector is to the front of the printer Detach the connector CN3 Not shown Remove the screw 2...

Страница 197: ...ate 5 Raise the upper unit Not shown Use needle nose pliers to remove the left torsion spring 6 Lift the power supply unit 7 until it comes off the front guide 8 of the lower unit 9 Slide the power su...

Страница 199: ...High Voltage Connector Working from the bottom of the unit release the claw of the high voltage connector 1 Set the unit down Use a straight slot screwdriver and work the high voltage connector free R...

Страница 201: ...er unit Remove the mounting screw 1 Remove the screw 2 and detach the ground cable 3 at the power supply 220 240 volt only Slightly lift the paper eject roller assembly 4 at its left end and slide the...

Страница 203: ...llers 6 Remove the paper eject roller shaft 7 with face up paper eject rollers 8 Detach the sheet separator 9 Note The face up paper eject roller shaft and the paper eject roller shaft are the same ro...

Страница 205: ...ers to remove the right torsion spring 5 Loosen the two mounting screws 6 Lift the upper unit Slide the upper unit to the right and work it free of the right slot to remove it CAUTION Be careful not t...

Страница 207: ...lock lever back and raise the upper unit Using a small screwdriver push the actuator 1 from the bottom until it is released from the upper unit Remove the actuator P N 50312501 Actuator B 2 03 Copyri...

Страница 208: ...f the eject sensor B lever 2 to disengage it from the eject sensor C lever 3 Remove both levers P N 53527801 Paper Eject Sensor Lever B B 2 03 P N 53527901 Paper Eject Sensor Lever C B 2 03 Copyright...

Страница 209: ...using unit to the right until the lock plates disengage from the grooves of the upper unit Not shown Remove the fusing unit being careful not to lose the springs 5 Installation The four separator claw...

Страница 211: ...Be careful not to lose the springs 3 Remove the brackets Remove the knock pin 4 Remove the pressure roller gear 5 Remove the resist ground plate 6 P N 53058501 Ground Plate Resist B 2 04 P N 53334302...

Страница 212: ...Partner Exchange BPX for any updates to this material http bpx okidata com...

Страница 213: ...remove it from the resist sensor lever 2 Use a small straight slot screwdriver and detach the nylon rivet 3 from the toner sensor lever 4 P N 53329601 Sensor Flag Resist B 2 03 P N 53503001 Sensor Le...

Страница 214: ...the left lock lever from the shaft until you can access the knock pin 5 Use needle nose pliers to remove the knock pin Slide the lock lever shaft until you can remove the left lock lever Use needle no...

Страница 216: ...ide the LED head holder 3 until the shaft of the holder disengages from the point of the bracket of the upper frame 4 Work the extension free of the opening and remove the LED head housing P N 5561960...

Страница 217: ...switches 1 and open the LED holder 2 CAUTION DO NOT REMOVE THE RELEASE KNOBS AND SPRINGS 3 Use a small straight slot screwdriver to pry the ground plate 4 free Remove the ground plate P N 53058401 Gro...

Страница 219: ...ave to use a straight slot screwdriver to detach the guides Remove the back up roller 4 Remove the back up roller springs 5 Remove the reinforcement plate 6 Installation Make sure that the springs are...

Страница 221: ...Remove idle gear C 2 Note The cutout 3 on the post should be positioned to the left side of the printer and on the top when installing P N 53329501 Post RSPL B 2 06 P N 51218601 Gear Idle Base RSPL B...

Страница 222: ...se the upper unit Working from underneath the unit and using a standard screwdriver release the claws 1 from both sides of the registration roller assembly 2 CAUTION The claws can be accessed from the...

Страница 224: ...Remove the shield plate Remove the screw 1 Remove the cable clamp 2 Detach the scanner cable 3 from connector J5 4 of the SPSX board 5 Remove the scanner unit Note Refer to Section 3 3 of this Service...

Страница 226: ...e scanner at the top Remove five screws 1 Lift the lower unit 2 and remove the upper case 3 with START button P N 50316901 Screw Tapping Scanner RSPL B 2 13 P N 53063901 Cover Upper Scanner RSPL B 2 1...

Страница 227: ...pper case Remove the screw 1 and detach the ground clip 2 Detach the scanner cable 3 from connector CN2 4 of the SPHY board 5 P N 56625701 Cable Scanner RSPL B 2 01 13 Copyright 1997 Okidata Division...

Страница 228: ...ou can access CN1 5 Detach CN1 Remove the scanner board P N N A Lower Case B 2 13 P N N A Plate B 2 13 P N 55067401 Scanner Board SPHY PCB B 2 13 P N N A Plate B 2 13 P N N A Gear Assembly B 2 13 P N...

Страница 229: ...dures must be performed to reach the base frame The connector cap 2 may be accessed from the underneath the printer No other disassembly procedures are required to access this part P N 53057801 Frame...

Страница 230: ...d remove the memory board Installation Position the expansion board so the key is facing to the left Slide the board into the connector slot Push the board until the locking tabs snap over the edges Y...

Страница 232: ...r feed unit 1 Installation When installing the optional second paper feed unit your must remove the connector cap The cap is accessed from the bottom of the DOC IT Use a small straight slot screwdrive...

Страница 234: ...e the four screws 5 Remove the LLIF board 6 Remove the screw 7 Remove the shield 8 with connector AKJ 40AG 9 Work the connector free of the bracket and remove the connector The lower base 10 is the ho...

Страница 236: ...two screws 2 Press the paper supply unit release lever 3 down Remove the second paper supply unit 4 P N 50063501 Unit Second Paper Tray B 2 17 P N 53059501 Front Panel R B 2 17 Copyright 1997 Okidata...

Страница 237: ...n When installing the cassette spring keep the latch lever pressed down and the cassette set lever 3 pushed up After the cassette spring is installed press the cassette set lever down P N N A Cassette...

Страница 238: ...tor on the bracket 3 Be careful not to scrape the pins against the LLFC Circuit Board 4 Check that the pins of the pulse motor are securely in contact with the LLFC Circuit Board Then attach the pulse...

Страница 239: ...emove the two screws 1 Remove the second paper supply unit control board 2 from the guides 3 P N 55051401 PCB LLFC 2nd Tray Controller Option RSPL B 2 17 Copyright 1997 Okidata Division of OKI America...

Страница 240: ...pping roller shaft 1 to the left to unlock it Remove the hopping gear pin 2 and the E clip 3 Slide the hopping roller shaft 1 to the right and remove the hopping roller 4 Note Installation Install the...

Страница 242: ...l 3 is unlocked Press the paper end lever down 4 and remove the upper plate assembly 2 Hold the separator 5 down and remove the escape lever 6 Then remove the separator Be careful not to lose the sepa...

Страница 243: ...checks Firmware changes are saved in the EEPROM located on the engine controller board The items listed below provide information on the Doc It Engine service life and are automatically updated Autom...

Страница 244: ...aced perform the following ADF Paper Feed Counter Reset ADF Slip Adjustment Copyright 1997 Okidata Division of OKI America Inc All rights reserved See the OKIDATA Business Partner Exchange BPX for any...

Страница 245: ...dif y Modif y Only Automatic Document Feeder ADF P a p e r F e e d Counter Service X Automatic Document Feeder ADF Slip Adjustment Maintenance X Buzzer Level Administration X Drum Counter Service X Dr...

Страница 246: ...LE P N TABLE P N TABLE TEXT Software Version Administration X Z_TBL_BODY TABLE P N TABLE P N TABLE P N TABLE P N TABLE P N TABLE P N TABLE P N Time to Quiet Administration X Toner Counter Service X To...

Страница 247: ...dministration Keyclick Length X Administration Print Darkness Control X Administration Print Start Position Adjustment X Administration Scan Start Position Adjustment X Administration Software Version...

Страница 248: ...Service Total Printed Page Counter X Service Total Scanned Document Counter X Copyright 1997 Okidata Division of OKI America Inc All rights reserved See the OKIDATA Business Partner Exchange BPX for a...

Страница 249: ...paper Verify that no error messages are displayed on the LCD control panel Raise the scanner cover Power ON the Doc It while pressing the START button on the scanner unit The LCD will display Replace...

Страница 250: ...w and Modify Modify Only Maintenance Automatic Document Feeder ADF Slip Adjustment X Maintenance LED Head Type Selection 300 400 X Maintenance LED Head Drive Time Setting X Maintenance Scanner Shading...

Страница 251: ...l Raise the scanner cover Power ON the Doc It while pressing the START button on the scanner unit The LCD will display Replace Unit 1 PRN 2 SCN STOP Note If an error message appears please refer to Se...

Страница 252: ...Power off the unit Power on the unit Note If you do not power off the unit the message WARMING UP will be displayed on the operator panel The message will remain until the unit is powered off then on...

Страница 253: ...button on the scanner unit The LCD will display Replace Unit 1 PRN 2 SCN STOP Note If an error message appears please refer to Section 4 of this Service Handbook Press and hold the 7 key on the numer...

Страница 255: ...ll display Shading Adjust START or STOP Remove the scanner from the ADF Place the scanner on a white surface Press the START key to select the white scanner shading adjustment Press the STOP key to ca...

Страница 256: ...nt procedure The LCD will display Replace Unit 1 PRN 2 SCN STOP Press the STOP key to exit Maintenance Mode Power off the unit Power on the unit Note If you do not power off the unit the message WARMI...

Страница 257: ...s the left and right arrow keys Changes made in the Administration Mode are in effect only until the Doc It Controller is initialized The settings may be saved when the controller is initialized if SA...

Страница 258: ...ine R Version X Administration Keyclick R Length X Administration Print Darkness R Control X Administration Print Start Position R Adjustment X Administration Scan Start Position R Adjustment X Admini...

Страница 259: ...LCD displays Buzzer level SETTINGS Settings are Low Medium or High A check mark will indicate the current setting Press the left or right arrow key to move to the desired level Press the ENTER key Exi...

Страница 260: ...five seconds Release the ENTER key The word Administration will be displayed on the LCD Press the up or down arrow keys to move through the adjustments until the LCD displays Engine version M xxxx S...

Страница 261: ...e through the adjustments until the LCD displays Keyclick length SETTING Settings are Off Short Medium Long Press the left arrow key until the desired setting is reached Press the ENTER key Exit the A...

Страница 262: ...ETTING The settings are 2 1 0 1 2 The lightest setting is 2 The darkest setting is 2 Press the left or right arrow key until the desired setting is reached Press the ENTER key Exit the Administration...

Страница 263: ...e ENTER key The word Administration will be displayed on the LCD Press the up or down arrow keys to move through the adjustments until the LCD displays Print start pos SETTING The settings are 0 6 1 1...

Страница 264: ...ounter when replacing an image drum The drum counter in the Service Mode allows the service technician to view the drum count and or reset the drum counter Note The Service Mode should not be made ava...

Страница 265: ...seconds Release the ENTER key The word Administration will be displayed on the LCD Press the up or down arrow keys to move through the adjustments until the LCD displays Scan start pos SETTING The se...

Страница 266: ...oc It 3000 4000 is initialized Press and hold the ENTER key for five seconds Release the ENTER key The word Administration will be displayed on the LCD Press the up or down arrow keys to move through...

Страница 267: ...is initialized Press and hold the ENTER key for five seconds Release the ENTER key The word Administration will be displayed on the LCD Press the up or down arrow keys to move through the adjustments...

Страница 268: ...eys to move through the adjustments until the LCD displays Save config Yes No Press the left or right arrow key until the desired setting is reached Press the ENTER key Exit the Administration Mode by...

Страница 269: ...rd Administration will be displayed on the LCD To move through the adjustments until the LCD displays Restore defaults Yes No A check mark will indicate the current setting Press the left arrow key to...

Страница 270: ...e scanner cover While pressing the START button of the scanner unit press and release the ENTER key The word Service will be displayed on the LCD To move forward through the adjustments press the down...

Страница 271: ...y Modify Only Service Automatic Document Feeder ADF Paper Feed Counter X Service Drum Counter X Service Fuser Counter X Service Toner Counter X Service Total Printed Page Counter X Service Total Scann...

Страница 272: ...five seconds Release the ENTER key ADMINISTRATION will be displayed on the LCD Open the scanner cover While pressing the START button of the scanner unit press and release the ENTER key The word Serv...

Страница 273: ...d user to reset the drum counter when replacing an image drum The drum counter in the Service Mode allows the service technician to view the drum count and or reset the drum counter Note The Service M...

Страница 274: ...or Copier Copyright 1997 Okidata Division of OKI America Inc All rights reserved See the OKIDATA Business Partner Exchange BPX for any updates to this material http bpx okidata com...

Страница 275: ...ng the START button of the scanner unit press and release the ENTER key The word Service will be displayed on the LCD Move through the adjustments by pressing the down or up arrow keys until the LCD d...

Страница 276: ...or five seconds Release the ENTER key ADMINISTRATION will be displayed on the LCD Open the scanner cover While pressing the START button of the scanner unit press and release the ENTER key The word Se...

Страница 277: ...elease the ENTER key The word Service will be displayed on the LCD Move through the adjustments by pressing the down or up arrow keys until the LCD displays Scan ctr VALUE Reset No Yes Check marks ind...

Страница 278: ...t the Doc It 3000 4000 is initialized Press and hold the ENTER key for five seconds Release the ENTER key ADMINISTRATION will be displayed on the LCD Open the scanner cover While pressing the START bu...

Страница 280: ...3 4 Cleaning The following sections describe the cleaning process for many of the DOC IT components Copyright 1997 Okidata Division of OKI America Inc All rights reserved See the OKIDATA Business Par...

Страница 281: ...r toner blotching are present on printer output Power OFF the printer Press the OPEN switch raise the stacker cover Move the wire cleaner 1 of the image drum cartridge all the way to the left and then...

Страница 283: ...ver backward to lift the LED holder Take out the wire cleaner 1 Position the wire cleaner in the transfer charger assembly as shown Slide the wire cleaner left and right several times across the wire...

Страница 284: ...te lines or stripes voids and or light printing are present on printer output Use the LED lens cleaner provided in the image drum kit Place the LED head cleaner pad 1 against the LED lens array 2 Slid...

Страница 286: ...If you remove the paper tray you can access the hopping roller for cleaning Remember to clean the hopping roller on the second paper supply if installed Copyright 1997 Okidata Division of OKI America...

Страница 287: ...r 3 Maintenance Disassembly 3 4 06 Resist Roller Clean with ethyl alcohol Copyright 1997 Okidata Division of OKI America Inc All rights reserved See the OKIDATA Business Partner Exchange BPX for any u...

Страница 288: ...r 3 Maintenance Disassembly 3 4 07 Back up Roller Clean with ethyl alcohol Copyright 1997 Okidata Division of OKI America Inc All rights reserved See the OKIDATA Business Partner Exchange BPX for any...

Страница 289: ...with a vacuum cleaner designed to handle toner If you use a vacuum cleaner that does not have a toner filter you may severely damage the vacuum cleaner Copyright 1997 Okidata Division of OKI America I...

Страница 290: ...sassembly 3 4 09 Covers Clean as needed Use a soft clean cloth and a general purpose cleaner Copyright 1997 Okidata Division of OKI America Inc All rights reserved See the OKIDATA Business Partner Exc...

Страница 291: ...4 10 Scanner Glass Use a clean lint free cloth and a general purpose cleaner to clean the scanner glass Copyright 1997 Okidata Division of OKI America Inc All rights reserved See the OKIDATA Business...

Страница 292: ...3 Maintenance Disassembly 3 4 11 ADF White Roller Clean with ethyl alcohol Copyright 1997 Okidata Division of OKI America Inc All rights reserved See the OKIDATA Business Partner Exchange BPX for any...

Страница 293: ...3 Maintenance Disassembly 3 4 12 ADF Resist Rollers Clean with ethyl alcohol Copyright 1997 Okidata Division of OKI America Inc All rights reserved See the OKIDATA Business Partner Exchange BPX for an...

Страница 294: ...3 Maintenance Disassembly 3 4 13 ADF Hopping Roller Clean with ethyl alcohol Copyright 1997 Okidata Division of OKI America Inc All rights reserved See the OKIDATA Business Partner Exchange BPX for an...

Страница 295: ...med once a year or as needed Place a small amount of silicon oil on the gears of the main motor Do NOT allow lubricant to contact the surface of any rollers or paper guides Copyright 1997 Okidata Divi...

Страница 296: ...RAP will ask you questions The answers to these questions will determine the next course of action to be taken If when applying these procedures to actual failures you encounter a situation that is n...

Страница 297: ...other Service Technicians All messages left on OKILINK receive a response within one working day If you leave a message please sign on again to read the response You will not be contacted in any other...

Страница 298: ...ng on page 1 of a RAP that contains 10 pages Due to limitations of our flowchart generation software some pages may be blank These pages will be marked accordingly Lines that leave or enter a page are...

Страница 299: ...o RAP 20 6 Poor quality output from Doc It Refer to the following pages Perform the Print Test Refer to Section 4 8 of this Service Handbook Does the print test pass NO Identify the image problem Ligh...

Страница 300: ...fer to RAP 12 Vertical Black Stripes Refer to RAP 14 White Vertical Stripes Refer to RAP 19 Copyright 1997 Okidata Division of OKI America Inc All rights reserved See the OKIDATA Business Partner Exch...

Страница 301: ...or Blurred 4 38 8 Scanned Images Light or Blurred 4 42 9 Dark Background Density 4 46 10 Scanned Image Dark Background Density 4 48 11 Blank Paper is Output 4 52 12 Scanned Image Blank Paper is Output...

Страница 302: ...Facsimile Transmit Error 4 88 23 Facsimile Receive Error 4 90 24 Doc It Does Not Initialize 4 92 25 Black Output Copyright 1997 Okidata Division of OKI America Inc All rights reserved See the OKIDATA...

Страница 303: ...n resolved YES End of procedure NO Replace the resist motor Go to B NO Replace the engine control board Has the problem been resolved YES End of procedure NO Replace the resist motor Go to B B Does a...

Страница 304: ...procedure NO Contact Technical Support Copyright 1997 Okidata Division of OKI America Inc All rights reserved See the OKIDATA Business Partner Exchange BPX for any updates to this material http bpx o...

Страница 305: ...board toggle MSM75V039 Pin 81 YES Check the outlet sensor lever for normal operation the lever should move freely Go to C NO Replace the engine control board Go to C C Has the problem been resolved YE...

Страница 306: ...ed correctly Then go to B NO Use paper of specified length Then go to B B Is the paper tray installed correctly YES Check the paper path Then go to C NO Install the paper tray correctly Then go to C C...

Страница 307: ...place the fusing unit Has the problem been resolved YES End of procedure NO Contact Technical Support NO Power OFF the unit then power ON the unit Is the fuser lamp lit YES Ensure proper contact betwe...

Страница 308: ...panel Replace the engine control board Has the problem been resolved YES End of procedure NO Replace the DC fan assembly Has the problem been resolved YES End of procedure NO Contact Technical Suppor...

Страница 309: ...while feeding paper Are all sensor signals being received YES Check that the sensor lever moves freely Then go to A NO Replace the ADF unit After replacing the ADF perform the ADF slip adjustment Refe...

Страница 310: ...is installed correctly 3 Visually inspect the transfer wire If it is broken replace it 4 Clean the transfer charge wire if it is dirty B Perform the printer unit test Refer to Section 4 8 of this Ser...

Страница 311: ...of the hand scanner dirty YES Clean the glass NO Visually inspect the quality of the scanned image as displayed on the PC monitor Is the displayed image light or blurred as a whole YES Replace the ha...

Страница 312: ...conductive properties Is the problem resolved YES End of procedure NO Go to A NO Replace the fuser cleaner pad Is the problem resolved YES End of procedure NO Go to A A Replace these possible defectiv...

Страница 313: ...of the scanned image as displayed on the PC monitor Is the displayed image also in dark background density NO Contact Technical Support YES Perform scanner shading adjustment Refer to Section 3 3 of...

Страница 314: ...oard NO Insure that the LED head is connected properly Has the problem been resolved YES End of procedure NO Perform the following in the order listed 1 Make sure the image drum cartridge is connected...

Страница 315: ...the problem been resolved YES End of procedure NO Replace the hand scanner After replacing the hand scanner perform the sensor shading adjustment Refer to Section 3 3 of this Service Handbook Has the...

Страница 316: ...mage drum cartridge reset the drum counter Refer to Section 3 3 of this Service Handbook Has the problem been resolved YES End of procedure NO Replace the LED head After replacing the LED head reset t...

Страница 317: ...anner perform the sensor shading adjustment Run the Poweron d t debug diagnostic mode If you get an error message refer to Section 4 6 of this Service Handbook Has the problem been resolved YES End of...

Страница 318: ...he registration rollers 2 27 57 6 Defective development roller Replace the image drum cartridge 2 47 62 8 Defective fuser pad Defective fusing unit Replace the fuser pad Replace the fusing unit 2 72 6...

Страница 319: ...book Raise the stacker cover to stop the print cycle just as the bottom of the paper goes under the hopping roller Lift the upper unit remove the paper and look at the image drum Is there a complete t...

Страница 320: ...the problem been resolved YES End of procedure NO Replace the engine control board Has the problem been resolved YES End of procedure NO Contact Technical Support NO Replace the pressure spring Has t...

Страница 321: ...After replacing set LED head drive time Refer Section 3 3 of this Service Handbook Has the problem been resolved YES End of procedure NO Go to A A Replace the image drum cartridge Has the problem bee...

Страница 322: ...oblem been resolved YES End of procedure NO Go to the next step listed below NO Are the images displayed on the PC screen OK YES Refer to RAP 18 for further troubleshooting NO Replace the scanner Afte...

Страница 323: ...tray is properly connected NO Verify that all of the connectors on the engine control board are properly connected Has the problem been resolved YES End of procedure NO Check the control signals for t...

Страница 324: ...the engine control board and the metal base frame Insert a spacer if one is needed Check that there is no foreign particles inside the case that would cause the operation panel to short out Remove all...

Страница 325: ...line at a lower speed resend fax Has the problem been resolved YES End of procedure NO Make sure your configuration program is functioning properly Has the problem been resolved YES End of procedure N...

Страница 326: ...hen try to fax a document Has the problem been resolved YES End of procedure NO Make sure your configuration program is functioning properly Has the problem been resolved YES End of procedure NO Verif...

Страница 327: ...NO Verify that the interrupt is not being used by any other option card or device in the system config exe Has the problem been resolved YES End of procedure NO Run the Poweron d t debug diagnostic mo...

Страница 328: ...r supply Is the problem resolved YES End of procedure NO Replace the LED Head Is the problem resolved YES End of procedure NO Replace the engine control board Is the problem resolved YES End of proced...

Страница 329: ...3 02 The index will direct you to the appropriate table The tables list LCD messages PC messages failure descriptions causes and recommended corrective actions Some recommended actions may refer you t...

Страница 330: ...Power Up 4 99 Maintenance Mode Error 4 100 Doc It Engine Error Messages 4 101 POWERON EXE Operational Error Messages 4 102 POWERON EXE Diagnostic Error Messages 4 103 Copyright 1997 Okidata Division...

Страница 331: ...No 04 MECH ERR GAMMA RAM CHECK Gamma RAM check error Gamma write read RAM check error Replace the SPSX main control board No 05 MECH ERR SHADING RAM Shading RAM check error Shading write read RAM chec...

Страница 332: ...ace the Scanner No D4 CPU ERROR SCL Dither ID error Replace the Scanner No D5 CPU ERROR SCL Tone Map ID error Replace the Scanner No D6 CPU ERROR Auto Document Feeder error Clean the ADF Rollers Make...

Страница 333: ...U ERROR Paper size error Refer to RAP 2 No E7 CPU ERROR Fuser life over error Replace the fuser and reset the counter No E8 CPU ERROR Drum life over error Replace the image drum and reset the counter...

Страница 334: ...wait states An invalid numerical value was used An invalid number was entered with the w command Use only 01 for number of wait states Doc It controller board not found The presence of the Doc It con...

Страница 335: ...It controller board Warning Memory amount detected does not match configuration setup DDP CFG file memory amount does match that of the POWERON EXE program Defective SIMM Replace the defective SIMM o...

Страница 336: ...circuit on the Doc It controller has failed Defective Doc It controller board Replace the Doc It controller board Memory unique address test failed The i960 cannot correctly access the on board memor...

Страница 337: ...on the controller Defective Doc It controller board Replace the Doc It controller board Copyright 1997 Okidata Division of OKI America Inc All rights reserved See the OKIDATA Business Partner Exchang...

Страница 338: ...m that can be run from the DOS prompt but is usually executed as part of the PCs AUTO EXE BAT procedure The purpose of the Poweron program is to Initialize the Doc It Controller Board Check the amount...

Страница 339: ...ard if any circuit fails the test a message will be displayed on your PC screen If all of the circuits pass the test you will see controller confidence test completed on the PC screen Copyright 1997 O...

Страница 340: ...iagnostic test the d command is responsible for displaying messages to the PC screen Running the Poweron test in the t d mode is an aid in isolating problems These commands must be separated by a spac...

Страница 341: ...Controller It also informs you of the present I O Base Address which is the specified page frame in the CONFIG EXE program During this test you are given port availability and downloading information...

Страница 342: ...Partner Exchange BPX for any updates to this material http bpx okidata com...

Страница 343: ...bank error you should replace that bank if that bank is replacable Otherwise you must replace the entire Doc It Controller Board Additionally the IRQ host IRQ and DMA loopback tests are performed The...

Страница 345: ...with or without being connected to the Doc It Controller Board To enter the maintenance mode Refer to the Chart in SECTION 4 5 2 of the Service Handbook The charts provide you with a brief descriptio...

Страница 346: ...Page 237 Service Guide DOC IT3000 4000 Chapter 4 Failure Repair Analysis 4 5 02 Maintenance Mode Selection The following charts show how to perform the indicated test in the maintenance mode...

Страница 348: ...s used in the DOC IT Document Processing System The following areas are covered Switches Sensors Jumpers Fuses Test Points Firmware Where an item is not applicable the word NONE will be listed Copyrig...

Страница 349: ...ler Board w o ROM SPPY A 2 02 Operator Panel Board RCDP A 2 03 Engine Connection Board LLCC 2 A 2 04 Scanner Board SPHY A 2 05 ADF Sensor Board SPAX A 2 06 Second Tray Controller Board LLFC A 2 07 Sec...

Страница 351: ...s A 2 01 Main Controller Board SPSX w o ROM Switches NONE Sensors NONE Jumpers NONE Fuses F1 soldered 1 amp protects 38vdc circuit Test Points 5vdc J5 Pin A4 12vdc J5 Pin A7 12vdc J5 Pin B7 38vdc Chec...

Страница 352: ......

Страница 354: ...Sensors PS1 Paper Exit Sensor PS2 Registration Sensor PT1 Toner End Sensor Jumpers NONE Fuses NONE Test Points 12vdc Image Sensor Drive Voltage J6 Pin 11 12vdc Image Sensor Drive Voltage J6 Pin 12 38...

Страница 356: ...e DOC IT3000 4000 Chapter A Reference Charts A 2 03 Operation Panel Board RCDP Switches SW1 through SW26 Function Keys Sensors NONE Jumpers NONE Fuses NONE Test Points 5vdc CN1 Pins 1 and 2 GROUND CN1...

Страница 358: ...ide DOC IT3000 4000 Chapter A Reference Charts A 2 04 Engine Connection Board LLCC 2 Switches SW1 SW2 SW3 Tray Identification Switches Sensors SEN1 Paper End Sensor Jumpers NONE Fuses NONE Test Points...

Страница 360: ...Reference Charts A 2 05 Scanner Board SPHY Switches SW1 Scan Select Switch Sensors PS1 Hand Scan Timing Sensor Jumpers NONE Fuses NONE Test Points 12vdc CN2 Pin B1 12vdc CN2 Pin A1 5vdc CN2 Pin B4 GRO...

Страница 361: ......

Страница 363: ...oard SPAX Switches NONE Sensors PS1 Paper In 1 PS2 Paper Set PS3 Scanner Set PS4 Paper Out PS5 Paper In 2 Jumpers NONE Fuses NONE Test Points 5vdc CN2 Pin 9 GROUND CN2 Pin 10 5vdc CN4 Pin 2 GROUND CN4...

Страница 365: ...ler Board LLFC Switches SW1 SW2 SW3 Tray Identification Switches Sensors SEN1 Paper end Sensor 2nd Tray Jumpers NONE Fuses F1 soldered 1 amp protects 38 vdc circuit Test Points NONE Firmware NONE Copy...

Страница 366: ...Partner Exchange BPX for any updates to this material http bpx okidata com...

Страница 367: ...Page 247 Service Guide DOC IT3000 4000 Chapter A Reference Charts A 2 08 Second Tray Connection Board LLIF Switches NONE Sensors NONE Jumpers NONE Fuses NONE Test Points NONE Firmware NONE...

Страница 369: ...Chapter A Reference Charts A 2 09 Power Connector Board LLIE Switches NONE Sensors NONE Jumpers NONE Fuses NONE Test Points NONE Firmware NONE Copyright 1997 Okidata Division of OKI America Inc All ri...

Страница 370: ...Partner Exchange BPX for any updates to this material http bpx okidata com...

Страница 371: ...ches SW1 AC Power Switch SW2 Cover Open Switch Sensors NONE Jumpers NONE Fuses F1 250V 8A AC line fuse F2 125V 5A Protects 5vdc circuit F3 125V 3 15A Protects the 38vdc circuit Test Points 12vdc CN1 P...

Страница 373: ...Chapter A Reference Charts A 2 12 DOC IT Controller Board PPB Switches NONE Sensors NONE Jumpers IRQ Select See illustration for settings OkiSelect See illustration for settings Fuses NONE Test Points...

Страница 375: ...Page 251 Service Guide DOC IT3000 4000 Chapter A Reference Charts A 2 10 Second Tray Connection Board LLIG Switches NONE Sensors NONE Jumpers NONE Fuses NONE Test Points NONE Firmware NONE...

Страница 376: ......

Страница 378: ...that some items are only available as assemblies Every effort has been made to clearly indicate which items are in assemblies and which are not Please refer to the RSPL which can be found on our Elect...

Страница 379: ...e protected Option An option is a part assembly which is added to a DOC IT 3000 4000 The option expands the DOC ITs functionality An option may or may not be installed by the end user Instructions for...

Страница 380: ...d authorization product support information Okidata depot information and services third party service information information about Okidatas Customer Information Center Okidata service and support te...

Страница 381: ...Section Cabinet Assembly B 2 01 Cabinet Assembly B 2 02 Upper Unit B 2 03 Upper Unit B 2 04 Upper Unit B 2 05 Lower Unit B 2 06 Lower Unit B 2 07 Lower Unit B 2 08 Paper Exit Assembly B 2 09 Paper Su...

Страница 382: ...Unit B 2 17 Second Tray Unit Packing Materials B 2 18 Copyright 1997 Okidata Division of OKI America Inc All rights reserved See the OKIDATA Business Partner Exchange BPX for any updates to this mate...

Страница 384: ...Partner Exchange BPX for any updates to this material http bpx okidata com...

Страница 385: ...1 Tray Scanner Paper RSPL 3 2 01 3 50089501 N A Paper Cassette Letter 3 2 01 3 70020501 4YA4076 3662G 1 Paper Cassette Legal Option 3 2 01 3 70020601 4YA4076 3664G 1 Paper Cassette Envelope Option 3...

Страница 386: ...Assembly RSPL 3 2 01 9 50706901 4PP4076 3637P 1 Clamp Ground Scanner Cable 3 2 52 10 56625701 3YS4111 2081P 1 Cable Scanner RSPL 3 2 54 11 50216501 3YX4076 3621G 1 Unit Scanner Assembly without cable...

Страница 388: ...er Consumable Refer to B 2 15 3 2 02 4 50316201 D4 10 G Screw Cover RSPL 3 2 06 5 50515202 4LP 7046 2 Washer Cover Screw RSPL 3 2 06 6 51708101 3PP4094 5561P1 Brackets Rear Cover RSPL 3 2 06 7 N A 2PA...

Страница 390: ...Page 259 Service Guide DOC IT3000 4000 Chapter B Illustrated Parts Listing B 2 03 Upper Unit...

Страница 391: ...1 Torsion Spring Left 3 2 40 7 50918201 4PP4083 2094P1 Torsion Spring Right 3 2 40 8 51005001 3PP4083 2092P1 Fulcrum Block 3 2 40 9 51218501 4PP4083 3130P1 Gear Idle B RSPL 3 2 40 10 53527801 4PP4083...

Страница 393: ...Page 260 Service Guide DOC IT3000 4000 Chapter B Illustrated Parts Listing B 2 04 Upper Unit...

Страница 394: ...10201 4PP4083 2064P1 Lock Lever Shaft 3 2 46 7 N A N A Lock Lever Right U p p e r F r a m e DOC IT 3 2 46 8 53058501 4PP4083 2066P1 G r o u n d P l a t e Resist 3 2 44 9 53334302 4PP4083 2848P1 Pressu...

Страница 395: ...Page 261 Service Guide DOC IT3000 4000 Chapter B Illustrated Parts Listing B 2 05 Upper Unit...

Страница 396: ...14301 4PP4083 2099P1 Spring Clamp LED RSPL 3 2 04 4 50914101 4PP4083 2088P1 Spring Bias LED Head RSPL 3 2 04 5 53058401 4PP4083 2090P1 Ground Plate LED Head 3 2 48 6 51901301 3PP4083 2594P1 Knob Left...

Страница 397: ...SPL 3 2 56 2 50216501 3YX4076 3621G1 Unit Scanner Assembly without cable RSPL 3 2 52 3 50215205 4YA4083 2124G8 Unit Paper Supply RSPL 3 2 24 4 50917001 4PP4083 2295P1 Spring Cassette RSPL 3 2 24 5 518...

Страница 398: ...2593P1 Gear Idle A RSPL 3 2 32 13 56725901 3PB4083 2108P1 Connector High Voltage RSPL 3 2 37 14 50087401 3PA4083 3143G1 Charger Transfer Assembly RSPL 3 2 03 15 53329501 4PP4083 2046P1 Post RSPL 3 2...

Страница 400: ...Page 263 Service Guide DOC IT3000 4000 Chapter B Illustrated Parts Listing B 2 07 Lower Unit...

Страница 401: ...Registration Assembly RSPL 3 2 51 5 51005101 3PP4083 2566G1 Fusing Guide 3 2 49 6 51003601 3PP4083 2035P1 Sheet Guide 3 2 49 7 50079201 4PA4083 2896G1 Roller Back up Assembly RSPL 3 2 49 8 50914801 4...

Страница 402: ...64 Service Guide DOC IT3000 4000 Chapter B Illustrated Parts Listing B 2 08 Lower Unit Item Okidata P N Oki J P N Description Comments Refer to B 1 02 Disassembly Procedure 1 N A N A Upper PCB Shield...

Страница 403: ...troller RSPL 3 2 29 8 N A N A Lower PCB Shield 3 2 30 9 55044701 3PU4003 5942P1 PCB LLIE Power Connection RSPL 3 2 31 10 56411401 4YA4045 1200G1 Power Supply 120 V RSPL 3 2 36 11 55050701 4YX4056 3735...

Страница 404: ...4000 Chapter B Illustrated Parts Listing B 2 09 Paper Exit Assembly Item Okidata P N Oki J P N Description Comments Refer to B 1 02 Disassembly Procedure 0 50066501 2YX4083 2026G1 Roller Exit Assembl...

Страница 405: ...4083 2027P1 Sheet Guide 3 2 39 5 50705301 RE6 SUS E Clip 3 2 39 6 51222801 4PP4083 2344P1 Idle Gear Paper Eject 3 2 39 7 53528201 3PP4083 2881P1 Separator Sheet 3 2 39 8 53334401 4PB4083 2028P1 Paper...

Страница 406: ...6 Service Guide DOC IT3000 4000 Chapter B Illustrated Parts Listing B 2 10 Paper Supply Unit Item Okidata P N Oki J P N Description Comments Refer to B 1 02 Disassembly Procedure 1 N A N A Upper Plate...

Страница 407: ...sembly Left 3 2 27 10 53528701 3PP4083 2266P1 Setting Lever 3 2 27 11 53500501 4PP4083 2255G1 Separator 3 2 28 12 50917101 4PP4083 2270P1 Separator Spring 3 2 28 13 53528601 3PP4083 2256P1 Escape Leve...

Страница 408: ...22 53334901 3PP4083 2261P1 Hopping Roller B 3 2 27 23 50705401 RE6 SUS E Clip 3 2 27 Copyright 1997 Okidata Division of OKI America Inc All rights reserved See the OKIDATA Business Partner Exchange BP...

Страница 409: ...000 Chapter B Illustrated Parts Listing B 2 11 Automatic Document Feed ADF Unit Item Okidata P N Oki J P N Description Comments Refer to B 1 02 Disassembly Procedure 0 50216401 1YX4076 3505G1 Assembly...

Страница 410: ...n Gear 3 2 10 9 56509901 4YX4076 3533G1 Motor Assembly 3 2 11 10 N A 4PP4076 3534G1 Motor Bracket 3 2 11 11 56507301 N A Pulse Motor 3 2 11 12 N A 4PB4083 2500P10 Screw 3 2 19 13 N A 3PP4076 3510P1 Pa...

Страница 411: ...oller 3 2 20 21 N A 4PP4076 3560P1 Hopping Spring 3 2 12 Copyright 1997 Okidata Division of OKI America Inc All rights reserved See the OKIDATA Business Partner Exchange BPX for any updates to this ma...

Страница 412: ...000 Chapter B Illustrated Parts Listing B 2 12 Automatic Document Feed ADF Unit Item Okidata P N Oki J P N Description Comments Refer to B 1 02 Disassembly Procedure 0 50216401 1YX4076 3505G1 Assembly...

Страница 413: ...A4076 3650G1 Tension Plate Assembly 3 2 17 9 50922101 4LB 192500 5 Spring 3 2 17 10 51607301 4PP4076 3949P1 Bush 3 2 17 11 N A 4PA4076 3623G1 Side Frame Right 3 2 22 12 51010601 1PP4076 3528P1 Guide S...

Страница 414: ...3PP4076 3624G1 Conveyer Frame 3 2 22 Copyright 1997 Okidata Division of OKI America Inc All rights reserved See the OKIDATA Business Partner Exchange BPX for any updates to this material http bpx okid...

Страница 415: ...Page 269 Service Guide DOC IT3000 4000 Chapter B Illustrated Parts Listing B 2 13 Scanner Unit Item Okidata P N Oki J P N Description Comments Refer to B 1 02 Disassembly Procedure...

Страница 416: ...A Plate 3 2 55 6 56625701 3YS4111 2081P1 Cable Scanner RSPL 3 2 54 7 55067401 4YA4045 1201G1 Scanner Board SPHY PCB 3 2 55 8 N A N A Plate 3 2 55 9 N A N A Gear Assembly 3 2 55 10 50093701 N A Image S...

Страница 417: ...Page 270 Service Guide DOC IT3000 4000 Chapter B Illustrated Parts Listing B 2 14 Packing Materials Item Okidata P N Oki J P N Description Comments Refer to B 1 02 Disassembly Procedure...

Страница 418: ...N A 4 53531803 4PP4083 3026P3 Foam Packaging EP Cartridge RSPL N A 5 53562003 N A Assembly Image Drum Repacking N A 6 53556701 3PP4076 3670P001 Tray Diskette Storage DOC IT Not Shown N A Copyright 19...

Страница 419: ...Illustrated Parts Listing B 2 15 Consumables Item Okidata P N Oki J P N Description Comments Refer to B 1 02 Disassembly Procedure 1 56106601 N A Image Drum Kit Consumable Includes 2 and 3 N A 2 5610...

Страница 420: ...A 5 52105602 N A Toner Cartridge Consumable 3 2 01 6 53500901 3PB4083 2096P1 Fuser Pad Consumable 3 2 43 7 N A N A LED Lens Cleaner Consumable N A Copyright 1997 Okidata Division of OKI America Inc A...

Страница 421: ...B 2 16 Options Item Okidata P N Oki J P N Description Comments Refer to B 1 02 Disassembly Procedure 1 70018601 N A Second Tray Assembly Option 3 2 58 2 70020501 4YA4076 3662G1 Paper Cassette Legal Op...

Страница 422: ...G1 Paper Cassette Universal Option 3 2 01 3 56626902 N A Cable 15ft DOC IT I F Molded Option RSPL 3 2 01 4 70020001 N A Software Kit Phoenix Page Option N A 4 70020101 N A Software Kit TrueImage 13 Fo...

Страница 423: ...C IT3000 4000 Chapter B Illustrated Parts Listing B 2 17 Second Tray Unit Item Okidata P N Oki J P N Description Comments Refer to B 1 02 Disassembly Procedure 0 70018601 N A Second Tray Unit Option I...

Страница 424: ...ion RSPL 3 2 59 7 55051401 4YA4083 5015 G1 PCB LLFC 2nd Tray Controller Option RSPL 3 2 63 8 56726001 224A1282P008 1 Connector PM8DOX Option RSPL 3 2 59 9 55067101 3PU4009 1238 P1 PCB LLIG Connection...

Страница 425: ...hapter B Illustrated Parts Listing B 2 18 Second Tray Unit Packing Materials Item Okidata P N Oki J P N Description Comments Refer to B 1 02 Disassembly Procedure 1 53553301 N A Foam Cushion Set Inclu...

Страница 426: ...4 53551401 N A Graphic Box DOC IT Second Tray Unit N A Copyright 1997 Okidata Division of OKI America Inc All rights reserved See the OKIDATA Business Partner Exchange BPX for any updates to this mate...

Страница 427: ...ation Package Every Critique that is returned is read by the Technical Training Group Your comments suggestions and criticisms are used to update and revise training kits You should reference the trai...

Страница 428: ...available when a product is first released However Okidata wants to respond to these requests Okilink II provides round table discussions of technical problems Errors and corrections in the training...

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