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Service Guide OKIOFFICE 84

Chapter A Board Descriptions

A3.1.8 R51 Circuit Diagram (Page 8/12)

1. Block diagram

The circuit diagram shown on page 8/12 consists of the following functions and connectors:

IC9 (Drum motor driver)

l

Connector CN13 that provides an interface between R51 board and the drum motor.

l

Figure A3.1.11 shows the related signals of the drum motor and clutch.

2. Function

1) Drum motor control

This drum motor is driven by the motor driver IC9. It is two-phase excited and bipolar-driven according to the
DMPH1, DMPH2 and DMON1-N signals that are generated from the IOGAA (CPU). This drum motor rotates the
image drum.

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Summary of Contents for OKIOFFICE 84

Page 1: ...ence copy of the OKIDATA Service Training Manual 10 01 99 Note This Adobe Acrobat version of the Okidata Service Training Manual was built with the pictures rendered at 72 dpi which is ideal for screen viewing For future updates to this manual and more on line information visit our Business Partner Exchange BPX at http bpx okidata com ...

Page 2: ...mance Specifications 19 1 6 Reports and Lists 20 1 6 1 Reports List Specifications 1 2 21 1 6 1 Shows Reports and Lists 2 2 22 Call back Message Format Example 23 Sender ID Format Example 24 TSI Printing and Local Date and Time Printing Format Example 25 Power Outage Report Format Example 26 Activity Report Format Example 27 Active Memory Files 28 Message Confirmation Report Format Example 29 Broa...

Page 3: ...r s Function Table 2 9 4 1 5 66 User s Function Table 2 9 4 2 5 67 User s Function Table 2 9 4 3 5 68 User s Function Table 2 9 4 4 5 69 User s Function Table 2 9 4 5 5 70 User s Initial Settings 71 Table 2 9 4 1 5 User s Initial Settings One touch key Program 72 Table 2 9 4 2 5 User s Initial Settings One Touch Key 73 Table 2 9 4 3 5 User s Initial Settings One Touch Key Program 74 Table 2 9 4 4 ...

Page 4: ... 3 1 2 109 Disassembly Procedure Flow Figure 4 3 2 2 110 Whole Unit Picture 111 4 3 1 LED Print Head 112 4 3 2 Image Drum Unit Rear cover Cover Main and Board NCU 113 4 3 3 Unit 0 48 OPE Panel 114 4 3 4 Separation Rubber Sensor Frame Roller Assembly U 115 4 3 5 Roller Assembly ADF CIS Lever PC1 and PC2 116 4 3 6 Board R51 Power Supply Unit Board HV P6L 117 4 3 7 Printer Unit Section 118 4 3 8 Tran...

Page 5: ...6 11 MF Send Test 152 6 12 Tone TEL FAX 153 6 13 Protocol Data Dump Printing 154 Data Dump description Figure 6 13 1 155 Analysis from the Data Figure 6 13 2 156 Facsimile Control Field Conversion Table 157 6 14 System Reset 158 6 15 Service Code 159 Service Code list Table 6 15 1 1 2 160 Service Code list Table 6 15 1 2 2 161 7 Troubleshooting 7 1 Overview 162 7 1 Overall Troubleshooting Flow Cha...

Page 6: ...n Output 202 14 Poor Fusing 203 A Board Descriptions Preface 204 Service Caution 205 A1 1 Unit Configuration and Block Diagram 206 OKIOFFICE 84 Block Diagram Figure A1 2 1 207 Block Diagram Abbreviations 208 A1 2 Function of Each Unit 209 Main Control R51 Board 210 Operation Panel Unit O4W board 211 NCU Board 212 Power Supply Unit 213 A2 1 Signal Flow Explanation 214 Copy Mode 215 Copy Picture Sig...

Page 7: ...NC WN5 FN5 and DN5 Circuit Diagram 250 B Print Operation Description B1 1 Electrophotographic Processor 251 Schematic Drawing of OKIOFFICE 84 Paper Feeding 252 B1 2 Electrophotographic Process 253 Electrophotographic Process Diagram Figure B1 3 254 B 2 1 Operations Process Explanation 255 Hopping 256 Printing and Warm up 257 Charging 258 Exposure 259 Development 260 Transfer 261 Fusing 262 Cleanin...

Page 8: ...Table of Contents Page Section 11 Printer Base Frame Unit 1 of 2 281 Section 11 Printer Base Frame Unit 2 of 2 282 Section 12 Cables 283 ...

Page 9: ...OKIDATA Order Processing at the appropriate number listed below Facsimile 609 222 5022 Voice 800 727 8654 You must provide the information listed below Okidata Authorization Number Dealer Number Okidata Customer Number Order Acknowledgement Number on the invoice Part Number of Kit Completing the Course Refer to the Certification Manual for information on completing the course P N 58323301 Copyrigh...

Page 10: ...b Site www okidata com Copyright Listing OKIDATA is a registered trademark of Oki Electric Industry Company Ltd marques deposee de Oki Electric Industry Company Ltd marca registrada Oki Electric Industry Company Ltd Faxable Facts is a trademark All Rights Reserved 1993 IBM PC PC DOS and Proprinter XL are registered trademarks of International Business Machines Corporation Microsoft and MS DOS are ...

Page 11: ...d Manual loading feeder Transparency for overhead projector applicable OKIOFFICE 84 l Sheet size Letter Legal A4 size Oki Data Recommended paper 9 Printable width For OKIOFFICE84 North American 203 2 mm 8 inches 203 2 mm 8 inches for assured quality l North American Legal 203 2 mm 8 inches 203 2 mm 8 inches for assured quality l ISO A4 203 2 mm 8 inches 197 3 mm 7 77 inches for assured quality l 1...

Page 12: ...itched Telephone l Network ITU T Rec V 21 channel 2 300 bps duplex modem for GSTN l ITU T Rec V 17 2 wire modem for fax applications up to 14 4 kbps l 21 Transmission speed 6 sec per sheet of ITU T No 1 sample document l Note This is Phase C time at 3 85 line mm and 28800 bps for 3 sec and 14400 bps for 6 sec in MMR code transmission 22 Protocol ITU T Rec T 30 l OKI special protocols High speed pr...

Page 13: ...Automatic alternate selecting call FAX No FAX No can be registered in one touch keys 17 Delayed transmission Maximum length of delay 3 days Delayed broadcast l Delayed transmission l 15 specified time 18 Relay broadcast initiate 19 Confidential message transmission 20 Confidential message reception 8 mail boxes 21 PHOTO mode at FINE resolution 64 scale gradations l 22 G3 sequential broadcast Memor...

Page 14: ...ner total print 42 Total page counter Scan 43 Quick scanning 6 sec minimum A4 size 3 85 line mm 44 Time and date setting 45 PC interface Standard l 46 Language selection 2 languages LCD and Reports l English Spanish English Portuguese 47 Reports Activity report l Active memory files report l Protocol report l Message confirmation report Single address and multiple addresses l Broadcast entry repor...

Page 15: ...stment of scanning level 3 LED test 4 Tone send test 5 Multi frequency MF send test 6 High speed modem send test 7 High speed modem receive test 8 Tone TEL FAX test 9 Remote diagnosis 10 System reset 11 Service default report Machine setting for service engineer Copyright 1998 Okidata Division of OKI America Inc All rights reserved See the OKIDATA Business Partner Exchange BPX for any updates to t...

Page 16: ...ral Appearance Figure 1 4 1 shows the general appearance of the OKIOFFICE 84 Figure 1 4 2 Control Panel Copyright 1998 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 ...

Page 17: ... OKIOFFICE 84 Figure 1 4 1 shows the general appearance of the OKIOFFICE 84 Figure 1 4 1 General Appearance of OKIOFFICE84 Copyright 1998 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 ...

Page 18: ...FICE 84 Chapter 1 General Information 1 4 2 Control Panel Copyright 1998 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 ...

Page 19: ... 5 1 4 9 Basic Performance Specifications Table 1 5 1 5 9 Basic Performance Specifications Table 1 5 1 6 9 Basic Performance Specifications Table 1 5 1 7 9 Basic Performance Specifications Table 1 5 1 8 9 Basic Performance Specifications Table 1 5 1 9 9 Basic Performance Specifications Copyright 1998 Okidata Division of OKI America Inc All rights reserved See the OKIDATA Business Partner Exchange ...

Page 20: ... of document to be transmitted 1 Width Max 216 mm NA Letter Min 148 mm ISO A5 size Note Effective reading width is NA Letter 215 mm 2 Length Min 128 mm Max 356 mm 14 inches Long document detection 380 mm or 150 mm TF 10 To enable or disable the long document scanning 3 Thickness Based on common bond paper a 0 08 to 0 13 mm for multiple page feeding b 0 06 to 0 15 mm for single page feeding 4 Shape...

Page 21: ...r Documents shall be placed facedown on ADF stacker The first sheet will be fed first in the feeder and will exit facdown in the document stacker 6 Document skew Max 2 6 mm skew over a document of A4 length For a document longer than A4 length occurrence of skew exceeding 2 6 mm over any A4 length is 0 5 or less Except 13 lb 7 Document jam detection 1 Transmission will stop and line disconnection ...

Page 22: ... by 1000 mm 4 Thickness 0 08 mm to 0 12 mm 5 Condition New paper For the manual loading feeder 1 Type Plain paper transparency for overhead projector colored paper printed paper 2 Size A4 NA Letter NA Legal 3 Weight thickness and condition Same as above Note One single sheet should be loaded on the manual paper feeder for one occasion For best results use Oki Data recommended papers 1 Xerox 4200 2...

Page 23: ...3 4 11 46 291 13 76 349 6 12 76 324 2 EW 8 0 203 2 8 0 203 2 8 0 203 2 8 0 203 2 T 12 3 0 12 3 0 12 3 0 12 3 B 12 3 0 12 3 0 12 3 0 12 3 L 25 6 35 0 13 3 4 0 25 6 35 0 25 6 35 R 25 6 35 0 13 3 4 0 25 6 35 0 25 6 35 1 Guaranteed printing area NA LETTER SIZE ISO A4 SIZE 14 inch LEGAL SIZE 13 inch LEGAL SIZE inch mm inch mm inch mm inch mm PL 11 279 4 11 7 297 14 355 6 13 330 2 PW 8 5 216 8 27 210 8 ...

Page 24: ...Copyright 1998 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 ...

Page 25: ...5 4 line l mm EX FINE 300 dot inch EX FINE Variable Automatically adjusted to the paper length 300 to 412 dot inch l 3 85 to 5 06 line mm STD l 7 7 to 10 13 line mm FINE l 15 4 to 20 24 line mm EX FINE l 17 Recording system Electro photographic printing 1 211 3mm 2496 bit or 216 7mm 2560 bit LED print head 18 Skew of recording paper Maximum allowable skew is or 1 mm over an advance of 100 mm 19 Co...

Page 26: ...Copyright 1998 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 ...

Page 27: ...ransmission speed Activated by FTT Times Activated by RTN Times Activated by PR Times Protocol 1st 14400 bps 1 1 4 Note 1 ITU T V 17 V 17 2nd 12000 bps 1 1 4 Note 1 ITU T V 17 V 17 3rd 9600 bps 1 1 4 Note 1 ITU T V 17 V 29 4th 7200 bps 1 1 4 Note 1 ITU T V 17 V 29 5th 4800 bps 2 1 4 Note 1 ITU T V 17 V 27 ter 6th 2400 bps 2 1 4 Note 1 ITU T V 17 V 27 ter When the last trial fails the transmitting ...

Page 28: ...o 30 seconds Selectable in 5 sec steps F OT9 11 31 Image memory Memory condition pages Standard 1 M byte 80 Note ITU T No 1 sample document is used to count the number of sheets MMR STD Sender ID off Note OKIOFFICE 84 does not back up the message received in memory for the power failure No Item Specifications 34 Overheat protection The heater of the fuser unit is controlled within the predetermine...

Page 29: ...mming function 36 Power supply unit and Power consumption of the machine Power consumption of the machine Typical power Transmit 17W Receive 425W Local copy 428W Standby Power Save OFF 5 4W Standby Power Save ON Since the PC interface is standard in OKIOFFICE 84 it has no power save mode 37 Ambient condition 1 Operating condition 2 Storage condition See Figure 1 5 1 See Figure 1 5 1 Copyright 1998...

Page 30: ...fications Note The curve connecting 28 C 85 and 0 C 64 is the condensation curve Figure 1 5 1 Ambient Conditions No Item Specifications 38 Dimension Main body 1 Width Approx 316 mm 2 Depth Approx 383 mm 3 Height Approx 190 mm 39 Weight Main body Approx 8 kg Excluding recording paper and packing materials ...

Page 31: ...dge x 1 4 Telephone cord for 4 5 Document stacker x 1 6 Line cord x 1 7 One touch sheet x 1 Already installed 8 User s guide x 1 Copyright 1998 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 ...

Page 32: ... Lists Table 1 6 1 1 2 Reports and Lists Specifications Table 1 6 1 2 2 shows Reports and Lists Specifications Copyright 1998 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 ...

Page 33: ...s received in memory with or without errors REPORT PRINTOUT 1 Manual printout 6 Message confirmation report The fax can print out a message confirmation report manually or automatically in the following cases 1 Manual print By pressing the COPY key after a communication 2 Automatic printout When the FP 01 to enable or disable automatic printing after a communication is set to Enable 7 Broadcast en...

Page 34: ...Copyright 1998 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 ...

Page 35: ...y Report Format Active Memory Files Message Confirmation Report Format Broadcast Entry Report Format Broadcast Confirmation Report Confidential RX Report Telephone Directory Configuration Report User Service Default Report Configuration Report Service bit ON Copyright 1998 Okidata Division of OKI America Inc All rights reserved See the OKIDATA Business Partner Exchange BPX for any updates to this ...

Page 36: ...le 1 Date and time 2 Sender ID 3 CSI Personal ID 4 Letters PLEASE CALL BACK 5 Sender ID 6 Sender s call back telephone number Copyright 1998 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 ...

Page 37: ...CE 84 Chapter 1 General Information Sender ID Format Example Copyright 1998 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 ...

Page 38: ... and Local Date and Time Printing Format Example Note TSI printing TF 05 Local date and time printing TF 04 Copyright 1998 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 ...

Page 39: ...Outage Report Format Example Note Memory reception only is printed on the mode in the report as called Copyright 1998 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 ...

Page 40: ...Page 27 Service Guide OKIOFFICE 84 Chapter 1 General Information Activity Report Format Example 1 Title of the report 2 Date and time when the report was printed ...

Page 41: ... GER AUT SUI INCOMING Manual RX in case of country code GER AUT SUI 10 Number of transmitted pages or received pages 11 Result code OK Note1 NO STOP Note 2 BUSY PAPER Out of recording paper S_JAM Document jam R_JAM Recording paper jam COVER COMP Completion of a broadcast PUNIT Printer Alarm CANCL Confidential reception T O Note 1 The following cases are included Unmatched handshaking to the receiv...

Page 42: ...fidential Bulletin Poll Prints the opened condition of Personal Box l MODE shows the type of Box l ENTRIES prints the number of receipt times stored in the memory l PAGES prints the number of total pages of each Box l 3 POLLING TX RX Prints the information of Polling RX or Polling TX of unused Box l POLLING TX prints MODE column and number of read pages l When Feeder Polling TX the number of read ...

Page 43: ...he communication date and time distant station ID and Mode l OTHERS When there is no stored image data in the memory at all this Active Memory Files is not printed out l Copyright 1998 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 ...

Page 44: ...Page 29 Service Guide OKIOFFICE 84 Chapter 1 General Information Message Confirmation Report Format Example Example 1 of 2 Example 2 of 2 ...

Page 45: ...gth of time for which the fax was connected to the line 6 Identification of the remote station Personal ID Location ID TSI CSI Dial number 7 Communication mode Reference to ACTIVITY REPORT 8 Number of transmitted pages or received pages 9 Result of the communication Reference to ACTIVITY REPORT 10 Service code 11 Message ...

Page 46: ...Copyright 1998 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 ...

Page 47: ...Page 30 Service Guide OKIOFFICE 84 Chapter 1 General Information Broadcast Entry Report Format Example ...

Page 48: ...Copyright 1998 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 ...

Page 49: ...cation of remote station Personal ID TSI Location ID or Dial number Printing in this order depending if information is programed in remote fax machine Copyright 1998 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 ...

Page 50: ...ter 1 General Information Confidential Reception Report Format Example Copyright 1998 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 ...

Page 51: ...Page 33 Service Guide OKIOFFICE 84 Chapter 1 General Information Telephone Directory Example Example 1 of 3 ...

Page 52: ......

Page 53: ... Example 2 of 3 Example 3 of 3 ...

Page 54: ...Copyright 1998 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 ...

Page 55: ...Page 34 Service Guide OKIOFFICE 84 Chapter 1 General Information Configuration Report User ...

Page 56: ... 1 Function 21 is printed out when the MFP Operation ON OFF setting is set to ON from HOST to MFP ...

Page 57: ...Copyright 1998 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 ...

Page 58: ...eneral Information Service Default Report Configuration Report Service bit ON Copyright 1998 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 ...

Page 59: ...Page 36 Service Guide OKIOFFICE 84 Chapter 2 Installation 2 1 General Setup Information The following flowchart outlines the installation procedure ...

Page 60: ......

Page 61: ......

Page 62: ...Copyright 1998 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 ...

Page 63: ...e of 2500 m and below 5 Exposure Within five minutes at luminous intensity 2 000 lux with the stacker cover opened 6 Required space for installation The facsimile requires adequate space for safety and good operability 7 Levelness of installation surface 1 degree maximum 8 Other requirements Avoid installing in any of the following places A place exposed to direct sunlight l A place near a heat so...

Page 64: ...Note ...

Page 65: ...is space is necessary for installing the document stacker 3 This space is necessary for ventilation Copyright 1998 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 ...

Page 66: ...tion 2 3 Unpacking Procedure 1 Remove tape on the top of the carton box and open its cover Figure 2 3 1 1 Unpacking Procedure 1 2 Take out the accessory box from the carton box See Figure below 2 3 3 Take out the machine with plastic wrapper from the box ...

Page 67: ...Figure 2 3 Unpacking Procedure 2 ...

Page 68: ...Copyright 1998 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 ...

Page 69: ...g to the following list Item No Name Quantity Remarks 1 OKIOFFICE 84 1 2 AC power cord 1 3 I D unit 1 Already installed 4 Toner cartridge 1 5 Line cord 1 6 One touch sheet 1 Already installed 7 User s guide 1 8 Tray paper 1 9 Tray document 1 10 Document stacker 1 Copyright 1998 Okidata Division of OKI America Inc All rights reserved See the OKIDATA Business Partner Exchange BPX for any updates to ...

Page 70: ...m ID Unit already installed l Toner cartridge l Recording paper l Tray paper Tray document and Document stacker l 2 Procedure 1 Toner cartridge Peel off the fixed tape attached to the cover top l Open the cover top l Take the plastic cover out of the ID unit l Take out the plastic cover out of the ID unit l ...

Page 71: ... to l eliminate the otner deflection and peel off the seal gently Figure 2 5 3 Toner Cartridge Installation 3 Ensure that the plastic tab on the right hand side of the toner cartridge recess lines up with the groove on the l toner cartridge Press down on both ends to make sure the cartridge is fully seated l ...

Page 72: ...Figure 2 5 4 Toner Cartridge Installation 4 Push the gray tab forward until it stops l Figure 2 5 5 Toner Cartridge Installation 5 ...

Page 73: ...ely l 3 Recording paper Note About 100 sheets of the new paper can be set on the tray paper Loading the new paper Sheets must not exceed 100 sheets of the new paper on the tray paper If excessive sheets are set it will cause paper jams Figure 2 5 6 Recording Paper Cassette Installation 2 4 Tray paper Tray document and Document stacker option Hang the tray paper the tray document and the stacker do...

Page 74: ... 2 5 7 Document Stacker Installation Copyright 1998 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 ...

Page 75: ...ve mentioned voltage range and if so check that the power switch is turned OFF After turning off the power switch connect the female plug of the AC cord to the machine and insert the male plug of the AC cord to the inlet receptacle Turn the power switch ON and check that the display shows Time message indicating the standby mode Copyright 1998 Okidata Division of OKI America Inc All rights reserve...

Page 76: ...stallation 2 7 Telephone and Line Connections 1 Procedure Connect the lines l Copyright 1998 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 ...

Page 77: ...FFICE 84 for shipment REMOVE THE IMAGE DRUM AND TONER FROM THE UNIT AND SHIP SEPARATELY Failure to do this will result in damage to the machine Copyright 1998 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 ...

Page 78: ...Functions 2 9 5 Function Program 2 9 6 Clock Adjustment 2 9 7 Dual Access Operation 2 9 8 System Data Programming 2 9 9 Dial Parameter Settings 2 9 10 Off line Tests 2 9 11 On line Tests 2 9 12 Installation of Optional Units Copyright 1998 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 ...

Page 79: ... General Procedure of Key Operation Figure 2 9 1 shows the general procedure of key operation Copyright 1998 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 ...

Page 80: ...Page 46 Service Guide OKIOFFICE 84 Chapter 2 Installation Key Operation Flowchart ...

Page 81: ......

Page 82: ...returns to standby mode by pressing the START key 1 In case of Germany Austria and Switzerland version ACTIVITY REPORT message does not appear on the LCD display 2 User can read no of counter in LCD but can not clear Effective if the service bit is set to ON ...

Page 83: ......

Page 84: ...ies 4 When the service bit is set to OFF ERR REPORT MCF of No 03 RING RESPONSE of No 11 DISTINCTIVE RING of No 12 and POWER SAVE MODE of No 18 are bypassed to the next function No in some countries Effective if the service bit is set to ON ...

Page 85: ......

Page 86: ...Copyright 1998 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 ...

Page 87: ...ing the corresponding service number on Technical Function The detailed procedures of the initial setting items will be explained on the following pages Note 1 S ON Effective if the service bit has been set to ON FP Function program setting TF Technical function setting Note 2 The fonts displayed on the LCD operation panel may differ from fonts written this manual Copyright 1998 Okidata Division o...

Page 88: ...munication also 03 Country code Selecting the following country code USA INT L GBR IRL NOR SWE FIN DEN GER HUN TCH POL SUI AUT BEL HOL FRE ESP ITA GRE AUS NZL SIN HNG POR LTA MEX 04 Time and date print Enables or disables the function of printing local date and time at the top of the received page OFF ONCE ALL selectable OFF Time and date are not printed ONCE Time and date are printed at the top o...

Page 89: ......

Page 90: ... from No 1 to No 4 of upper TYPE2 are the same as TYPE1 5 If the fax does not detect CNG signal during working of TAD the machine will go to standby mode TYPE3 means The function from No 1 to No 2 of upper Type 1 are the same as TYPE1 3 The fax does not detect CNG signal during 15 seconds from TAD operation starting 4 The fax starts CNG detection after 15 seconds from TAD operation If the CNG is d...

Page 91: ...Copyright 1998 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 ...

Page 92: ... receiving image data is affected by noise on the telephone line OFF Any of MH MR and MMR 13 High speed modem rate Specifies the modem s starting speed 14 4k 9 6k or 4 8kbps 14 T1 TX timeout value T1 TX is a time to detect up to 3 flags of DIS sent from a called fax machine Registers the time duration in seconds for which the fax waits for the remote station s answer This timer starts when the las...

Page 93: ...Copyright 1998 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 ...

Page 94: ...ons will not be supported Reception of Extra Fine 8 15 4 line l mm 300 dpi l SEP SUB frames l Note To improve compatibility between this fax machine and other company s fax machines If communication error occurs frequently when a fax sender is an older version 18 Error criterion Registers the threshold value whether to transmit RTN or MCF signal when the error occurs in received data 00 to 99 sele...

Page 95: ...ince the maximum send signal power level dB of the fax is at 0 dB you can select 0 dB to 15 dB in one dB steps for the send signal power level 0 to 15 dB selectable Copyright 1998 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 ...

Page 96: ...AX SW T Adjusts the attenuation dB for the quasi ring back tone send signal of TEL FAX switching 23 MF attenuator Adjusting value is 0 to 15 dB in one dB steps Adjusts the attenuation dB for the send MF tone power level Adjusting value is 0 to 15 dB in one dB steps 24 Ring duration detection time Selects the minimum ring detection time to meet country s requirements Adjusting time is 100 MS to 990...

Page 97: ...t of the old used LED print head old part you do not always have to set the LED print head strobe signal Note 2 Intensity ranking is determined by the first second and third digits from the right on the LED print head serial number i e in 212 212 is the intensity ranking Copyright 1998 Okidata Division of OKI America Inc All rights reserved See the OKIDATA Business Partner Exchange BPX for any upd...

Page 98: ...Transfer roller latch current Selects the latch current for transfer roller 2 1 0 1 2 30 NSF switch NSF signal transmission selectable ON Transmits NSF signal OFF Disables NSF signal Note When NSF switch OFF the fax operation is shown as below When transmitting even if OKI NSF signal is l detected from the remote machine the fax transmits DCS signal The fax does not transmit NSC signal When Remote...

Page 99: ... Personal ID 32 Toner Count Clear Enables or disables the clear operating of Toner Counter Clear OT7 without Service bit ON OFF TF01 ON Enables OFF Disables 33 Parallel Pick Up To control a receiving fax by 2 digits the same digits as remote reception from a telephone set connected parallel to the telephone line ON To enable OFF To disable For the details see Appendix A3 Section 4 5 Outline of Par...

Page 100: ...rough the internal handset by lifting up the handset while the call buzzer is sounding Note 1 The predetermined time is selectable between 20 or 35 sec Function program No 10 2 No ringing signal is sent to the external telephone handset 3 Choice of message sending level The level is selectable from 0 to 15 dB in one dB step Technical function No 22 4 TEL FAX mode is available by Technical Function...

Page 101: ...Page 56 Service Guide OKIOFFICE 84 Chapter 2 Installation TEL FAX Mode Flow Chart ...

Page 102: ... Notes 1 Ring Back Tone 1 sec ON 3 2 sec OFF 2 When you want to talk by phone pick up handset 3 The called party can send CED to the calling party immediately to start FAX communication if the CNG is ...

Page 103: ...tect CNG signal during working of TEL FAX mode LCD display indicates LIFT HANDSET Copyright 1998 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 ...

Page 104: ... not detect CNG signal the fax will go to receiving mode 1 To enable the manual TX mode Load document Press START button Manual transmission Copyright 1998 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 ...

Page 105: ...gnal during 15 seconds from TAD operation starting The fax starts CNG signal detection after 15 seconds from TAD operation When the fax does not detect CNG signal and ends TAD operation on hook of TAD operation the fax return to standby state Copyright 1998 Okidata Division of OKI America Inc All rights reserved See the OKIDATA Business Partner Exchange BPX for any updates to this material http bp...

Page 106: ... To enable or disable the following functions Drum and toner counter display clear l Service default report printing l Protocol dump report printing l Ring response time setting l Dial parameters setting l Printer counters clearing l 2 Procedure Reference See Figure 2 9 1 for the general operation flow 2 Technical functions ...

Page 107: ...Copyright 1998 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 ...

Page 108: ...Page 60 Service Guide OKIOFFICE 84 Chapter 2 Installation Technical Functions 01 to 11 Table 2 9 3 1 5 ...

Page 109: ......

Page 110: ...Copyright 1998 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 ...

Page 111: ...Page 61 Service Guide OKIOFFICE 84 Chapter 2 Installation Technical Functions 12 to 16 Table 2 9 3 2 5 ...

Page 112: ...Copyright 1998 Okidata Division of OKI America Inc All rights reserved See the OKIDATA Business Partner ...

Page 113: ...Exchange BPX for any updates to this material http bpx okidata com ...

Page 114: ...Page 62 Service Guide OKIOFFICE 84 Chapter 2 Installation Technical Functions 24 to 27 Table 2 9 3 3 5 ...

Page 115: ......

Page 116: ...Copyright 1998 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 ...

Page 117: ...Page 63 Service Guide OKIOFFICE 84 Chapter 2 Installation Technical Functions 17 to 23 Table 2 9 3 4 5 ...

Page 118: ......

Page 119: ...Copyright 1998 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 ...

Page 120: ...hapter 2 Installation Technical Functions 28 to 31 Table 2 9 3 5 5 Copyright 1998 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 ...

Page 121: ...ering the corresponding function number on Function Programming The detailed procedure of the initial setting items will be explained on the following pages Note S ON Effective if the service bit has been set on FP Function program setting TF Technical function setting Copyright 1998 Okidata Division of OKI America Inc All rights reserved See the OKIDATA Business Partner Exchange BPX for any updat...

Page 122: ...e 1 2 and 3 5 Mixed dial Type of dialing can be changed from pulse dial to tone dial halfway in dialing process The changing point is specified by the key This feature is not available in all countries 2 Manual dial With a telephone handset 3 Receive mode 1 Auto receive mode Selectable by key operation 2 Manual receive mode Selectable by key operation 3 Telephone fax automatic switchover Selectabl...

Page 123: ...assigned to each of one touch keys and two digit dial codes 01 to 70 Any location ID can be searched and displayed on LCD Then direct dialling to the ID s station can be performed There are two methods of searching 1 Search based on the first character specified 2 Searching by displaying all registered location IDs one after another in the lexicographical order Location ID Max 15 characters 8 Voic...

Page 124: ...Exchange BPX for any updates to this material http bpx okidata com ...

Page 125: ...The fax can print a broadcast confirmation report FP 02 To enable or disable this printout 13 Delayed transmission from the memory The fax can automatically transmit documents at five specified times from the memory 14 Polling transmission To be polled Document s placed on the feeder can be collected by a remote station 15 Polling reception The fax can collect documents from one remote station 16 ...

Page 126: ...into the memory even while the fax is engaged in another memory transmission reception in the ECM or non ECM mode 1 Operation of memory transmission while the fax is engaged in a communication memory TX memory RX or print mode RX 2 Copy while the fax is engaged in a communication memory TX or memory RX Note Condition for operation a Copy is invalid when the machine is already engaged in an operati...

Page 127: ...CE 84 Chapter 2 Installation User s Function Table 2 9 4 5 5 Copyright 1998 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 ...

Page 128: ...ge 71 Service Guide OKIOFFICE 84 Chapter 2 Installation User s Initial Settings Note The font displayed on the LCD operation panel may differ from fonts written in this manual 2 1 One Touch Key Operations ...

Page 129: ......

Page 130: ...Copyright 1998 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 ...

Page 131: ...emory with 1 digit personal box number The maximum number of personal boxes is 8 Personal boxes are numbered 1 to 8 When confidential received messages are in the memory MESSAGE IN MEMORY is indicated on the LCD 3 Confidential transmission This function transmits a Confidential marked message to any one of 64 predesignated mailboxes provided in a distant machines To program the mail box number 01 ...

Page 132: ...nsmission Bulletin polling enables polling transmission many times until deleting the documents form one remote station 5 Polling transmission reception Polling RX The fax can collect documents from one remote station Copyright 1998 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 ...

Page 133: ...he report print in 6 items are as follows 1 Activity report 2 Broadcast message confirmation report Multi location 3 Activity memory files report 4 Phone directory report 5 Configuration list without service default Service default report if service bit sets to ON 6 Protocol dump list 7 Log report Set to on Service bit Refer to Reports and Lists in Chapter 1 ...

Page 134: ...service bit ON this counter is cleared by operation When TF32 ON this counter is cleared by operation without Service bit ON OFF TF01 User can clear the toner counter 3 Drum T counter This counter to serviceman to know the total number of DRUM counter for the machine When service bit OFF this counter message is skipped When service bit ON this counter is cleared by operation 4 Print counter This c...

Page 135: ...directory function in 15 characters alphabetic numeric and symbolic 4 10 one touch keys are provided 8 2 Two digit auto dial program Auto dial No 01 to 70 allows registering telephone number in 32 digits numeral P and space and ID for the telephone directory maximum 15 characters alphabetic numeric and symbolic 8 3 Group setting Grouping some one touch keys and some two digit auto dial codes to wh...

Page 136: ...G 16 REMOTE RECEIVE 17 MEM FEEDER SW 18 POWER SAVE MODE 19 ECM FUNCTION 20 REMOTE DIAGNOSIS 21 PC FAX SWITCH 22 NO TONER MEM RX 23 MEM FULL SAVE 24 CONTINUOUS TONE 25 INSTANT DIALING 26 RESTRICTED ACCESS 27 WIDTH REDUCTION 28 ONE TOUCH PARAMETER Refer to Table 2 9 4 for specification of the function programs No 01 through 28 Copyright 1998 Okidata Division of OKI America Inc All rights reserved Se...

Page 137: ... space in 20 digits TSI Transmitting Subscriber Identification CSI Called Subscriber Identification CIG Calling Subscriber Identification 2 SENDER ID Registration of sender ID alphabetic numeric and symbolic in 32 digits 3 CALL BACK NO Registration of telephone number for call back message alphabetic numeric and symbolic in 20 digits 5 Personal box programming To allow the operator in this case a ...

Page 138: ... required upon outputting documents or change from Memory Only reception mode 7 Restrict ID programming Restrict ID is a function available only person who knows Password and this function can register 24 types of ID Department No when Restrict Access of user s setting No 26 is set to ON Copyright 1998 Okidata Division of OKI America Inc All rights reserved See the OKIDATA Business Partner Exchang...

Page 139: ... F OT No Item Specifications 10 Printer cleaning This drum cleaning function removes the residual toner on the I D image drum Unit surface by printing Copyright 1998 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 ...

Page 140: ...sion error occurs Excepts for service bit 0 ON Printing the error report OFF Disables this function 04 Image in MCF Enables or disables the automatic printing of the image on the first sheet below the message confirmation report ON Printing the image in MCF report Memory transmission and if the report is printed automatically OFF Disables this function 05 Sender ID The fax can transmit programmed ...

Page 141: ...Copyright 1998 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 ...

Page 142: ...efault Selects automatically the mode set up when a document is loaded on the feeder The following combinations are selectable STD NORMAL STD DARK STD LIGHT FINE NORMAL FINE DARK FINE LIGHT EX FINE NORMAL EX FINE DARK EX FINE LIGHT PHOTO NORMAL PHOTO DARK PHOTO LIGHT STD NORMAL 10 Telephone fax automatic switchover time Specifies the time for which the fax alerts an operator on reception of a call...

Page 143: ... the preferable paper size as the machine cannot detect the paper size automatically Note OTHER message appears when operating with MFP terminal Copyright 1998 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 ...

Page 144: ...tering two digit MF tones if the remote receive setting is not OFF The following combinations are selectable 00 11 22 33 44 55 66 77 88 99 OFF selectable 17 Memory and feeder switch Switches the transmission mode between the memory and feeder MEM TX FEEDER TX selectable Note This function becomes effective when Instant Dial of No 25 is set to OFF 18 Power save mode The power supply will be fed to ...

Page 145: ...nction when the machine can allow remote diagnosis from remote center ON Enables OFF Disables Copyright 1998 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 ...

Page 146: ...er has been newly supplied OFF Prints the message even the remaining toner level is low or none Print quality is not guaranteed 23 Memory full save MEM Full Save Broadcast transmission and other features originate calls after all the document read in memory When Memory Full occurs during reading documents and operator time out occur all the readout data must be deleted OFF setting or all the data ...

Page 147: ...d Inputting the password then enables the user s access to the machine FAX terminal ON Enables Restricted Access OFF Disables Copyright 1998 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 ...

Page 148: ...on printing 216 mm to 203 mm Reduction rate is shown as below Copy Reception message OFF 203 mm printing 28 One touch keys parameter 1 To assign the following features combined together as echo protection to each one touch key ON Enables OFF Disables 2 High speed modem rate Specifies the modem s starting speed 14 4k 9 6k or 4 8kbps Copyright 1998 Okidata Division of OKI America Inc All rights rese...

Page 149: ...e Note The fonts displayed on the LCD operation panel may differ from fonts written in this manual 1 Function Program Copyright 1998 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 ...

Page 150: ...Page 83 Service Guide OKIOFFICE 84 Chapter 2 Installation Table 2 9 5 1 3 User s Functions ...

Page 151: ......

Page 152: ...Copyright 1998 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 ...

Page 153: ...Page 84 Service Guide OKIOFFICE 84 Chapter 2 Installation Table 2 9 5 2 3 User s Functions ...

Page 154: ......

Page 155: ...Copyright 1998 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 ...

Page 156: ...Page 85 Service Guide OKIOFFICE 84 Chapter 2 Installation Table 2 9 5 3 3 User s Functions ...

Page 157: ......

Page 158: ...Copyright 1998 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 ...

Page 159: ...User s Functions Note1 RESOLUTION ORIGINAL of TX mode default setting can be selected by using key Note2 When the service bit is set to off and the corresponding bit of XPARA of national code is set to off Ring response and or Distinctive ring is bypassed as follows ...

Page 160: ...Copyright 1998 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 ...

Page 161: ...se time Before specifying the ring response time set the service bit on following the operations shown in 2 9 3 1 Service Bit Setting Copyright 1998 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 ...

Page 162: ...FFICE 84 Chapter 2 Installation 2 9 5 User s Functions Example 3 Dial parametes In case the service bit is OFF To get the DIAL PARAMETER message on the display perform the same operetion as Table 2 9 6 Dial parammeters settings ...

Page 163: ......

Page 164: ...Copyright 1998 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 ...

Page 165: ...ce Guide OKIOFFICE 84 Chapter 2 Installation 2 9 5 User s Functions Example The following table can be set depending on the National codes even is the series bit is off Dial parameters setting if the service bit OFF ...

Page 166: ...nk in the table is not indicated on the LCD Copyright 1998 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 ...

Page 167: ...OFFICE 84 Chapter 2 Installation 2 9 6 Clock Adjustment Copyright 1998 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 ...

Page 168: ...Page 91 Service Guide OKIOFFICE 84 Chapter 2 Installation 2 9 7 Dual Access Operation ...

Page 169: ......

Page 170: ...Copyright 1998 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 ...

Page 171: ...ce Guide OKIOFFICE 84 Chapter 2 Installation 2 9 8 System Data Programming TSI CSI Default Blank l Registration of sender ID Default Blank l Registration of telephone number for the call back message Default Blank l ...

Page 172: ...Note Use the UNIQUE key to input special symbols ...

Page 173: ...Copyright 1998 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 ...

Page 174: ...ameter Settings Procedure l Default Settings of Dial Parameters l Dial Parameter Settings Table 2 9 9 l Copyright 1998 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 ...

Page 175: ...Page 94 Service Guide OKIOFFICE 84 Chapter 2 Installation Procedure 1 Procedure The following shows the case in which the serve bit is on ...

Page 176: ......

Page 177: ...Copyright 1998 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 ...

Page 178: ...hapter 2 Installation Default Settings of Dial Parameters 2 Purpose Copyright 1998 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 ...

Page 179: ...07 Pulse make ratio Selects pulse dial rate 33 39 40 GER SUI AUT 40 08 Pulse dial type Selects pulse dial type Normal N 10 N N 1 09 MF Tone duration Selects MF Tone duration 75 85 100 ms selectable 10 PBX line Selects PBX line ON OFF selectable ON PBX line OFF PSTN 11 Flash Earth Normal Selects the PBX type to meet the exchange requirements NORMAL EARTH FLASH selectable PBX line origination types ...

Page 180: ...9 10 Off line Tests 1 Purpose Activate self diagnosis which includes Print test l CPU ROM version printing l CPU RAM check l PROG version printing l LANGUAGE version printing l DEFAULT version printing l RAM check l RAM check memory board optional l 2 Procedure ...

Page 181: ...Copyright 1998 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 ...

Page 182: ...Page 98 Service Guide OKIOFFICE 84 Chapter 2 Installation Self Diagnosis Print Test Example ...

Page 183: ......

Page 184: ...Copyright 1998 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 ...

Page 185: ...apter 3 Brief Technical Description Electrophotographic Process Flow Copyright 1998 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 ...

Page 186: ...ltage to the charge roller When the applied DC voltage exceeds a threshold value charging of the drum begins 2 Exposure Light emitted from the LED head irradiates the negatively charged surface The potential of the irradiated part of the Image drum surface is raised so that an electrostatic latent image associated with the print image is formed 3 Development Toner is attracted to the exposed part ...

Page 187: ...ferred to the upper side of the recording paper by the positive charge on the lower side of the paper 5 Fusing The unfused toner image is fused on the paper under heat and pressure as it passes between the heater roller and the back up roller 6 Cleaning Residual toner on the Image drum is attracted to the cleaning roller temporarily by static electricity on the Image drum surface Copyright 1998 Ok...

Page 188: ...sts of six essential processes The following Figure 3 2 1 provides a general description Process 1 Charging 2 Exposure 3 Developing 4 Transfer 5 Fusing 6 Cleaning Figure 3 2 1 Actual EP Process Copyright 1998 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 ...

Page 189: ... MCNT R51 l Network control unit board NCU UNC WN5 DN5 FN5 l Operation panel assembly unit OPE O4W l Power supply unit POW UNIT MPW1446 230V MPW1546 120V P2H P6L l Printer unit l Figure 3 3 1 shows the related drawing of the facsimile transceiver Copyright 1998 Okidata Division of OKI America Inc All rights reserved See the OKIDATA Business Partner Exchange BPX for any updates to this material htt...

Page 190: ... Chapter 3 Brief Technical Description Block Diagram Figure 3 3 1 Copyright 1998 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 ...

Page 191: ...Page 104 Service Guide OKIOFFICE 84 Chapter 3 Brief Technical Description 3 4 Overall Dimension and Mechanical Structure ...

Page 192: ... Overall Dimension and Mechanical Structure Copyright 1998 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 ...

Page 193: ...neral This chapter explains the procedures for replacement of assemblies and units in the field Copyright 1998 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 ...

Page 194: ...c electricity 7 Using a wrist band connected to the ground will protect semiconductors on printed circuit boards from damage by the static electricity 8 Do not place printed circuit boards directly on the equipment or on the floor Board or Part Adjustment a NCU board DIP switches to be placed in the same position as on the removed board Note The DIP switches setting is subject to change by PTT par...

Page 195: ...ows the tools required for the replacement of parts such as circuit boards and mechanical units Table 4 1 Tools Copyright 1998 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 ...

Page 196: ... reassemble the fax Figure 4 3 shows the disassembly procedure flow as generalization l The detailed disassembly procedure is explained from sub section 4 3 1 to 4 3 18 l Copyright 1998 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 ...

Page 197: ...Page 109 Service Guide OKIOFFICE 84 Chapter 4 Disassembly Disassembly Procedure Flow Figure 4 3 1 2 ...

Page 198: ...Copyright 1998 Okidata Division of OKI America Inc All rights reserved See the OKIDATA Business Partner ...

Page 199: ...Exchange BPX for any updates to this material http bpx okidata com ...

Page 200: ...Page 110 Service Guide OKIOFFICE 84 Chapter 4 Disassembly Disassembly Procedure Flow Figure 4 3 2 2 ...

Page 201: ...Copyright 1998 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 ...

Page 202: ...OKIOFFICE 84 Chapter 4 Disassembly Whole Unit Picture Copyright 1998 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 ...

Page 203: ...ED head while spreading the left clamp on the cover assembly top Note Be sure not to touch directly or push the SLA part of the print head 2 Reassembly procedure Reverse the disassembly procedures Note After replacing the LED print head set drive time of the LED print head following the marking Refer to section 5 1 When you replace the LED print head if the width of the LED head to be used is chan...

Page 204: ...Copyright 1998 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 ...

Page 205: ...ssembly 4 3 2 Image Drum Unit Rear cover Cover Main and Board NCU 1 Disassembly procedure a Open the cover assembly top by raising b Remove the image drum unit c Cover Rear Remove the Cover Rear by removing the screw 1 and the detach the fixing hooks 4 ...

Page 206: ...d First move the center of Guide paper L and R of Holder assembly and then open the Cover Main from the rear side ...

Page 207: ...e Board NCU Remove the Board NCU by removing the two screw 3 and disconnect the connector CN3 from Board NCU Note Board NCU can be removed without removing the Cover Main 2 Reassembly procedure ...

Page 208: ...verse the disassembly procedures Copyright 1998 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 ...

Page 209: ...ure a First carry out the disassembly procedure up to the point of the Item e Cover main b Dismount the Printer Unit c Open the OPE panel assembly d OPE panel assembly Remove the OPE panel assembly by detaching the cable 1 removing the two screws 3 removing the eight screws 4 and detaching the fixing hooks ...

Page 210: ...the LCD 2 Reassembly procedure Reverse the disassembly procedures Copyright 1998 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 ...

Page 211: ...Scanner U 1 Disassembly procedure a Separation rubber The separation rubber can be removed from the Frame Assembly Scanner U b Roller Assembly Sensor Remove the Plate Support by removing the two screws 1 Note Just fitting to two bosses c Remove the two springs L and R d Remove the Roller Assembly Sensor by removing the Gear Z31 ...

Page 212: ...procedure Reverse the disassembly procedure Copyright 1998 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 ...

Page 213: ...F CIS Lever PC1 and PC2 CIS Contact Image Sensor 1 Disassembly procedure a First carry out the disassembly procedures up to the point of the 4 3 b Dismount the Printer Unit See Section 4 3 18 c Remove the Frame assembly Scanner L by removing the four screws 1 and the four connectors ...

Page 214: ...d Turn the Frame Assembly Scanner inside out and perform the disassembly procedure e Remove the Plate Scanner L by removing the two screws f Remove the Speaker ...

Page 215: ... Earth ADF by removing the three screws h Remove the Plate Scanner B by removing the two screws and the part of the fixing hooks i Remove the CIS contact image sensor j Motor S Remove the Motor S by removing the connector of motor and the two screws ...

Page 216: ...on the Plate Scanner B by pressing the latch using the flat screwdriver or like 2 Reassembly procedure Reverse the disassembly procedures Copyright 1998 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 ...

Page 217: ...rocedure a First carry out the disassembly procedures up to the point of the 4 3 2 Cover Rear Cover Main etc b Board R51 Disconnect all connectors c Remove the five screws and remove the Board R51 d OKIOFFICE 84 Power Supply Unit Disconnect all connectors e Remove the screws and remove the OKIOFFICE 84 Power Supply Unit ...

Page 218: ...procedure Reverse the disassembly procedures Copyright 1998 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 ...

Page 219: ...Page 118 Service Guide OKIOFFICE 84 Chapter 4 Disassembly 4 3 7 Printer Unit Section Base Frame Unit ...

Page 220: ......

Page 221: ...Copyright 1998 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 ...

Page 222: ...ng and remove the ID unit b Remove the right claw Then dismount transfer roller two registration bearing and gear T 2 Reassembly procedure Reverse the disassembly procedures Copyright 1998 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 ...

Page 223: ...ltage power supply board HV P2H and dismount high voltage power supply board Caution Note the following when assembling the high voltage power supply board Mount the high voltage power supply board with Cover top assembly removed or open l Take care that cable 3 will not interfere with the paper sensor exit when it is connected l 2 Reassembly procedure Reverse the disassembly procedures Copyright ...

Page 224: ... Bracket Package c Dismount the Holder Paper d Unlock and dismount the Guide Paper L and Guide Paper R e Remove the claw and dismount Spring Holder f Remove the claw and dismount Spring Stopper 2 Reassembly procedure Reverse the disassembly procedures Copyright 1998 Okidata Division of OKI America Inc All rights reserved See the OKIDATA Business Partner Exchange BPX for any updates to this materia...

Page 225: ...nt of the 4 3 2 ID Unit Cover Rear Cover NCU and Cover MAIN b Remove two screws 1 and two claws then dismount Plate Side M c Dismount Plate Earth two idle gears P idle gear M idle gear 3R idle gear 2R idle gear heat idle gear R and gear R 2 Reassembly procedure Reverse the disassembly procedure Copyright 1998 Okidata Division of OKI America Inc All rights reserved See the OKIDATA Business Partner ...

Page 226: ... and Cover MAIN b Move registration roller to the right and dismount it by lifting Two registration bearings also come off at the same time Take care not to lose them 2 Reassembly procedure Reverse the disassembly procedures Copyright 1998 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 ...

Page 227: ... b Remove two screws 1 from Cover Heat Assembly section 4 3 14 lift the heat assay and dismount idle gear E A and idle gear E B c Unlock and dismount drive shaft E Eject d Dismount two eject rollers 1 Reassembly procedure Reverse the disassembly procedures Copyright 1998 Okidata Division of OKI America Inc All rights reserved See the OKIDATA Business Partner Exchange BPX for any updates to this ma...

Page 228: ...nector on R51 Board M CNT See Section 4 3 19 e Pull out the Holder Assy See Section 4 3 11 f Disconnect connector 2 remove two screws 1 and dismount the heat assembly 1 Disassembly procedure Dismounting the heat assembly a Dismount the heat separator b Remove the screw and discount terminal plate Handle heat assembly carefully because Halogen lamp comes off c Turn left and right heat bearings in t...

Page 229: ...procedure Reverse the disassembly procedures Copyright 1998 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 ...

Page 230: ...e power supply board See Section 4 3 10 c Dismount heat assembly See section 4 3 15 d Dismount the engagement with the left ground then pressure roller B Two bearing BUs and two bias springs also come off at the same time 2 Reassembly procedure Reverse the disassembly procedures Copyright 1998 Okidata Division of OKI America Inc All rights reserved See the OKIDATA Business Partner Exchange BPX for...

Page 231: ... the sheet guide See Section 4 3 12 e Dismount the side plate M See Section 4 3 12 f Raise up roller holder slide hopping shaft assembly and dismount roller holder and hopping roller Knock pin also comes off at the same time Take care not to lose it g Draw out hopping shaft assembly to the right and dismount magnet H 2 Reassembly procedure Reverse the disassembly procedures Copyright 1998 Okidata ...

Page 232: ...ee Section 4 3 10 c Dismount the paper holder assembly See Section 4 3 11 d Dismount the heat assembly See Section 4 3 15 e Dismount the drive shaft E See Section 4 3 14 f Dismount the paper sensor E g Dismount the paper sensor exit h Dismount the toner sensor assembly 2 Reassembly procedure Reverse the disassembly procedures Copyright 1998 Okidata Division of OKI America Inc All rights reserved S...

Page 233: ...with three screws then disconnect Cable Flat from connector on R51 Board M CNT c Dismount the high voltage power supply board See Section 4 3 10 d Disconnect cable 1 and 2 from connector on Board R51 M CNT and disconnect cable 3 from Connect on Power Supply Unit e Remove the Printer Unit by removing three screws f Detach the four clamps from underneath push inward on the top two tabs while lifting...

Page 234: ...Copyright 1998 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 ...

Page 235: ... When the rank marking of the replaced LED print head new part is the same as that of the used LED print head old part you do not always have to set the LED print head drive time Adjustment 1 Turn AC power ON 2 Setting of LED print head should be according to the Table 5 1 1 See next section in this chapter Copyright 1998 Okidata Division of OKI America Inc All rights reserved See the OKIDATA Busi...

Page 236: ... head i e in XX122 122 is the luminous intensity ranking This adjustment should be made whenever the main control board R44 PCB or the LED Head are replaced In addition this setting should be verified on initial unit install or whenever firmware is updated Copyright 1998 Okidata Division of OKI America Inc All rights reserved See the OKIDATA Business Partner Exchange BPX for any updates to this ma...

Page 237: ... 5V DC Voltage Measurement point R51 board CN7 2 3 pin and ground terminal l Specification 5V 4 4 5V to 5 2V l 4 8V DC Voltage l Measurement point R51 board CN7 9 pin and ground terminal l Specification 12V to 6 5V l 5 30V DC Voltage Measurement point R51 board CN7 1 pin and ground terminal l Specification 24V to 5V l 6 30V DC Voltage Measurement point R51 board CN7 8 pin and ground terminal l Spe...

Page 238: ...l Disassembly and Reassembly in Chapter 4 3 Connect extension cables to the R51 board 4 Connect the frequency counter for clock frequency digital voltmeter for power voltage and Oscilloscope for SIG signal See figure 5 2 1 below 5 Reconnect the AC power cord Main power supply is set to ON PC1 ON by loading the document on the cover top except 5V SUB 6 Measurement 7 Turn the AC power OFF 8 Reverse ...

Page 239: ......

Page 240: ... 5 2 1 Measurement Points on R51Board Copyright 1998 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 ...

Page 241: ...ment of Consumables The user or service personnel is required to replace the following items as consumable parts Copyright 1998 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 ...

Page 242: ...sample No 1 For the second or later cartridge to a new I D Unit The first toner cartridge installed in a new I D unit will have a decreased yield 1 2 I D Unit Image drum unit 4 500 sheets 1 page job 8 000 sheets 3 page job 10 000 pages continuous 5 density 2 Copyright 1998 Okidata Division of OKI America Inc All rights reserved See the OKIDATA Business Partner Exchange BPX for any updates to this ...

Page 243: ... Item No in Fig 6 2 1 1 Fuser Unit 30 000 sheets for OKIOFFICE 84 3 2 Separation Rubber The Separation Rubber will not require replacement for at least 30 000 documents fed 4 Copyright 1998 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 ...

Page 244: ...Chapter 6 Cleaning and Maintenance Consumables Diagram Figure 6 1 1 Copyright 1998 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 ...

Page 245: ...operations and misfeeds will be less than one in 500 operations for all specified recording paper 3 MTBF The MTBF for the overall machine will exceed 3 000 hours of actual operation The MTBF will be measured at a confidence level of 95 under controlled laboratory conditions The MTBF will be based on 50 transmit and 50 receive activities 4 Battery for RTC 5 years Lithium battery Not rechargeable Co...

Page 246: ... following items should be performed twice a year once a year is the absolute minimum after the machine is installed Table 6 2 1 describes the preventative maintenance procedures Copyright 1998 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 ...

Page 247: ...yl alcohol if necessary 3 4 Separation Rubber Clean with water If this rubber is worn out replace it once a year 4 5 LED print head Clean the surface of the head by moving the tissue paper back and forth several times 5 6 Printer unit Clean the inside of the printer unit by using a cloth moisturized with cold water 7 Lubrication Apply silicone oil to the following parts a Gears once a year 8 Clean...

Page 248: ... 6 Cleaning and Maintenance Preventative Maintenance Diagram Figure 6 2 1 Copyright 1998 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 ...

Page 249: ... Purpose A user can clear the image drum counter only when Change Drum Soon message is displayed and also check some of the other counters such as the print counter scan counter by using the key or key 2 1 Procedure The following shows the case when the service bit has been set OFF and TONER COUNT CLEAR OFF Note Clear Operation No of print counter and scan counter pages will appear but cannot be c...

Page 250: ...ser can clear only DRUM counter After having cleared the drum counter warning message will disappear 2 2 Procedure The following shows the case when the service bit has been set OFF TONER COUNT CLEAR ON ...

Page 251: ......

Page 252: ... by user User can clear DRUM counter and TONER counter After having cleared the drum counter warning message will be disappeared Copyright 1998 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 ...

Page 253: ...Maintenance 6 4 Printer Counter Display Clear Service 1 Purpose The service personnel can clear and check the following counters Image Drum l Toner l Image Drum Total l Print l Scan l 2 Procedure The following shows the case when the service bit has been set ON ...

Page 254: ...Note DRUM T will be used to know the total in use life of the machine ...

Page 255: ...Copyright 1998 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 ...

Page 256: ...Ms and printing function 2 Procedure Test report will be automatically printed out with the following items l a Pattern 1 All white 32 lines b Pattern 2 Stair pattern 32 lines in each step c Pattern 3 All black 32 lines d Pattern 4 Alternate printing of black dots and white dots 32 lines x 2 e Pattern 5 All white 32 lines ...

Page 257: ...N LANGUAGE In case LANGUAGE is good HASH OK In case LANGUAGE is not good HASH NG i DEFAULT VERSION DEFAULT In case DEFAULT is good HASH OK In case DEFAULT is not good HASH NG j RAMi In case RAMi is good OK In case RAMi is not good NG i is RAM s number Figure 6 5 1 shows a printed sample l Copyright 1998 Okidata Division of OKI America Inc All rights reserved See the OKIDATA Business Partner Exchan...

Page 258: ...Page 145 Service Guide OKIOFFICE 84 Chapter 6 Cleaning and Maintenance Self Diagnosis Test Sample Figure 6 5 1 ...

Page 259: ...Copyright 1998 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 ...

Page 260: ...Page 146 Service Guide OKIOFFICE 84 Chapter 6 Cleaning and Maintenance 6 6 Sensor Calibration Test 1 Purpose To adjust the linearity of the contact image sensor output levels ...

Page 261: ...s check the copy quality by copying test charts or documents Copyright 1998 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 ...

Page 262: ...Page 147 Service Guide OKIOFFICE 84 Chapter 6 Cleaning and Maintenance 6 7 LED Test 1 Purpose To check all LEDs on operation panel by lighting 2 Procedure ...

Page 263: ...Copyright 1998 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 ...

Page 264: ... Chapter 6 Cleaning and Maintenance 6 8 Tone Send Test 1 Purpose To send the G3 tonal frequencies to the line 2 Procedure 1 When indicating 2100Hz or 1100Hz SENDING extend the tone send test for 30 more seconds by pressing the START key ...

Page 265: ...Copyright 1998 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 ...

Page 266: ...se To check the telephone line quality in combination with a remote station programmed to the high speed modem receive test mode 2 Procedure Copyright 1998 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 ...

Page 267: ...Page 150 Service Guide OKIOFFICE 84 Chapter 6 Cleaning and Maintenance High Speed Modem Send and Receive Test Diagram Figure 6 9 1 ...

Page 268: ......

Page 269: ...Copyright 1998 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 ...

Page 270: ... addition both locations must have a telephone handset connected to each machine 1 Purpose To check the telephone line quality in combination with a remote station programmed to the high speed modem send test mode 2 Procedure Copyright 1998 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 ...

Page 271: ...e 6 11 MF Send Test 1 Purpose To send the multi frequencies of tone dialing to the line 2 Procedure Copyright 1998 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 ...

Page 272: ...12 Tone TEL FAX 1 Purpose To check the pseudo ring back tone of TEL FAX automatic switching 2 Procedure Copyright 1998 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 ...

Page 273: ...Purpose To analyze the transmitted received G3 protocol signals 2 Procedure Manual printout of the last communication l a Manual printout Copyright 1998 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 ...

Page 274: ...Page 155 Service Guide OKIOFFICE 84 Chapter 6 Cleaning and Maintenance Data Dump description Figure 6 13 1 1 Data sample Figure shows the printer data as a sample ...

Page 275: ...Protocol Dump Data Sample at transmitter side Copyright 1998 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 ...

Page 276: ...e Analysis from the Data Figure 6 13 2 The printed out data permits to analyze G3 facsimile communication protocol signals between two facsimile machines Figure 6 13 2 below shows the result of an analysis on the printed data referring to Figure 6 13 1 Protocol Data Dump ...

Page 277: ...Copyright 1998 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 ...

Page 278: ...l Command Signal CFR 21 A1 Confirmation to Receive MCF 31 B1 Message Confirmation FTT 22 A2 Failure to Train MPS 72 F2 Multi Page Signal EOM 71 F1 End of Message EOP 74 F4 End of Procedure RTP 33 B3 Retrain Positive RTN 32 B2 Retrain Negative PIP 35 B5 Procedure Interrupt Positive PIN 34 B4 Procedure Interrupt Negative PRI MPS 7A FA Procedure Interrupt MPS PRI EOM 79 79 Procedure Interrupt EOM PRI...

Page 279: ...vice Guide OKIOFFICE 84 Chapter 6 Cleaning and Maintenance 6 14 System Reset 1 Purpose To clear or initialize the following data to factory default settings a Location data b Configuration data default 2 Procedure ...

Page 280: ...Copyright 1998 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 ...

Page 281: ...minates on 3 abnormal status as an error code Besides the above codes of 90XX the following codes are prepared for identifying an abnormal 4 status in details 21XX For error codes in Group 3 transmission phase B 29XX For error codes in Group 3 reception phase B 39XX For error codes in Group 3 reception phase C 41XX For error codes in Group 3 transmission phase D 49XX For error codes in Group 3 rec...

Page 282: ... CSR is either not received or if received it is not authorized one 21E0 Contents of CM JM are faulty at transmission side 21E1 Phase 2 time out at transmission side 21E2 Phase 3 time out at transmission side 21E3 Training time out of phase B control channel at transmission side 29B6 In Confidential Reception the mail box specified by transmitter is not set up and open 29C1 In closed Network setti...

Page 283: ... completed 6803 DCN received in response to NSF DIS without sending a signal picture 9080 Pressed STOP key 9081 T1 time out 9082 T2 time out 9083 T3 time out 9084 No recording paper 9087 Document jam 9088 60 minute or 70 minute time out 9089 Document length has exceeded its maximum limit 908E Recording paper jam 9090 Received DCN 90B1 Picture memory hash error 90C1 Document removed prior to transm...

Page 284: ... X 7 5 No local copy X X 7 6 Auto dial failure X 7 7 Transmission problem X 7 8 Auto reception failure X 7 9 Reception problem X 7 10 Sensor calibration test X 7 11 LED test X 7 12 Tone send test X 7 13 High speed modem test X 7 14 MF Tone send test X 7 15 Tone TEL FAX send test X 7 16 No acoustic line monitor X 7 17 Power supply unit X 7 18 No document feeding X 7 19 Multiple document feeding X 7...

Page 285: ...Page 163 Service Guide OKIOFFICE 84 Chapter 7 Troubleshooting 7 1 Overall Troubleshooting Flow Chart NOTE R51 Board for OKIOFFICE 84 is designated as the MCNT Board in this flowchart ...

Page 286: ......

Page 287: ...Copyright 1998 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 ...

Page 288: ...Page 164 Service Guide OKIOFFICE 84 Chapter 7 Troubleshooting 7 2 No LCD Operation ...

Page 289: ......

Page 290: ...Copyright 1998 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 ...

Page 291: ...Page 165 Service Guide OKIOFFICE 84 Chapter 7 Troubleshooting 7 3 ALARM LED On Copyright 1998 Okidata Division of OKI America Inc All rights reserved See the OKIDATA Business Partner ...

Page 292: ...Exchange BPX for any updates to this material http bpx okidata com ...

Page 293: ...FICE 84 Chapter 7 Troubleshooting 7 4 Printing Test Failure Copyright 1998 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 ...

Page 294: ...Page 167 Service Guide OKIOFFICE 84 Chapter 7 Troubleshooting 7 5 No Local Copy ...

Page 295: ......

Page 296: ...Copyright 1998 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 ...

Page 297: ...Page 168 Service Guide OKIOFFICE 84 Chapter 7 Troubleshooting 7 6 Auto Dial Failure ...

Page 298: ......

Page 299: ...Copyright 1998 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 ...

Page 300: ...e 169 Service Guide OKIOFFICE 84 Chapter 7 Troubleshooting 7 7 Transmission Problem This section explains how to localize the cause of problems occurred after completion of connection with a remote station ...

Page 301: ...Copyright 1998 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 ...

Page 302: ...Page 170 Service Guide OKIOFFICE 84 Chapter 7 Troubleshooting 7 8 Auto Reception Failure ...

Page 303: ......

Page 304: ...Copyright 1998 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 ...

Page 305: ...ge 171 Service Guide OKIOFFICE 84 Chapter 7 Troubleshooting 7 9 Reception Problem This section explains how to localize the cause of problems occurred after completion of connection with a remote station ...

Page 306: ...Copyright 1998 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 ...

Page 307: ...CE 84 Chapter 7 Troubleshooting 7 10 Sensor Calibration Test Copyright 1998 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 ...

Page 308: ...Page 173 Service Guide OKIOFFICE 84 Chapter 7 Troubleshooting 7 11 LED Test ...

Page 309: ...Copyright 1998 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 ...

Page 310: ...IOFFICE 84 Chapter 7 Troubleshooting 7 12 Tone Send Test Copyright 1998 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 ...

Page 311: ...Page 175 Service Guide OKIOFFICE 84 Chapter 7 Troubleshooting 7 13 High Speed Modem Test ...

Page 312: ...Copyright 1998 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 ...

Page 313: ...Page 176 Service Guide OKIOFFICE 84 Chapter 7 Troubleshooting 7 14 MF Send Test ...

Page 314: ...Copyright 1998 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 ...

Page 315: ...Page 177 Service Guide OKIOFFICE 84 Chapter 7 Troubleshooting 7 15 Tone TEL FAX Send Test ...

Page 316: ...Copyright 1998 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 ...

Page 317: ......

Page 318: ...Page 178 Service Guide OKIOFFICE 84 Chapter 7 Troubleshooting 7 16 No Acoustic Line Monitor There are two source routes of acoustic line monitor a General communication signal b DP pulse signal ...

Page 319: ...Copyright 1998 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 ...

Page 320: ...e the Power Supply Unit when output voltage written on the item A3 in the Appendix A is not normal B High voltage Selection T B D To be determined Copyright 1998 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 ...

Page 321: ... Chapter 7 Troubleshooting 7 18 No Document Feeding Note This section places an emphasis on troubleshooting of mechanical portions Therefore it is recommended to replace the MCNT Board first and then if not solved follow this flow chart ...

Page 322: ...Copyright 1998 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 ...

Page 323: ...tion Multiple document feeding Multiple documents are not separated and they are fed at the same time during one feeding operation Copyright 1998 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 ...

Page 324: ...Page 182 Service Guide OKIOFFICE 84 Chapter 7 Troubleshooting 7 20 Document Skew ...

Page 325: ......

Page 326: ...Copyright 1998 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 ...

Page 327: ...Page 183 Service Guide OKIOFFICE 84 Chapter 7 Troubleshooting 7 21 Document Jam ...

Page 328: ......

Page 329: ...Copyright 1998 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 ...

Page 330: ...ng 7 22 Printer Unit 7 22 1 Precautions 7 22 2 Troubleshooting Flow Charts of Printer Unit Copyright 1998 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 ...

Page 331: ...as the EP unit been loaded properly 2 Tips for correcting image troubles 1 Do not touch or bring foreign matter into contact with the surface of the drum 2 Do not expose the drum to direct sunlight 3 Keep hands off the fuser unit as it is heated during operation 4 Do not expose the drum to light for longer than 5 minutes at room temperature Copyright 1998 Okidata Division of OKI America Inc All ri...

Page 332: ...Page 186 Service Guide OKIOFFICE 84 Chapter 7 Troubleshooting 7 22 2 Troubleshooting Flow Charts of Printer Unit Overall troubleshooting flow chart Table 7 22 1 LCD Message Trouble List ...

Page 333: ...Copyright 1998 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 ...

Page 334: ...CE 84 Chapter 7 Troubleshooting Troubleshooting flow chart 1 Copyright 1998 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 ...

Page 335: ...IOFFICE 84 Chapter 7 Troubleshooting 1 Top Cover is Open Copyright 1998 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 ...

Page 336: ...CE 84 Chapter 7 Troubleshooting 2 Replace Image Drum Message Copyright 1998 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 ...

Page 337: ...FICE 84 Chapter 7 Troubleshooting 3 Engine Controller Error Copyright 1998 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 ...

Page 338: ...ICE 84 Chapter 7 Troubleshooting 4 Fuser Unit Thermal Error Copyright 1998 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 ...

Page 339: ...Page 192 Service Guide OKIOFFICE 84 Chapter 7 Troubleshooting 5 Paper Jams ...

Page 340: ...Copyright 1998 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 ...

Page 341: ...ICE 84 Chapter 7 Troubleshooting 6 No Paper Tray or No Paper Copyright 1998 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 ...

Page 342: ...put Fig C 9 Black belts or black stripes in vertical direction Fig D 10 Periodic abnormal printing Fig E 11 Some parts not printed 12 White belts or some white stripes in vertical direction Fig F 13 Poor fusing Images are blurred or peeled off when touched by hands 14 Figure 7 22 1 Abnormal Symptoms of Image Troubles Example Copyright 1998 Okidata Division of OKI America Inc All rights reserved Se...

Page 343: ...er resistance of about 200 kilo ohms at room temperature and about 140 kilo ohms at high temperature POWER SUPPLY UNIT 8 Check connection between the PWU and the fuser assembly heater thermostat 9 Check PWU 10 Check Sensor E magnet H hopping roller pulse motor MCNT Board Action of Idle gear P 11 Check Gear T MCNT Board P2H P6L Board 12 Check exit sensor lever PWU 13 Check MCNT Board 14 Check PWU M...

Page 344: ...FICE 84 Chapter 7 Troubleshooting 7 Light or Blurred Output Copyright 1998 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 ...

Page 345: ...E 84 Chapter 7 Troubleshooting 8 Smeared Background on Output Copyright 1998 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 ...

Page 346: ...OKIOFFICE 84 Chapter 7 Troubleshooting 9 Blank Output Copyright 1998 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 ...

Page 347: ...84 Chapter 7 Troubleshooting 10 Vertical Black Stripes on Output Copyright 1998 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 ...

Page 348: ...Page 200 Service Guide OKIOFFICE 84 Chapter 7 Troubleshooting 11 Evenly Spaced Marks on Output ...

Page 349: ...Copyright 1998 Okidata Division of OKI America Inc All rights reserved See the OKIDATA Business Partner ...

Page 350: ...Exchange BPX for any updates to this material http bpx okidata com ...

Page 351: ...ICE 84 Chapter 7 Troubleshooting 12 Missing Print on Output Copyright 1998 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 ...

Page 352: ...Page 202 Service Guide OKIOFFICE 84 Chapter 7 Troubleshooting 13 Vertical White Stripes on Output ...

Page 353: ......

Page 354: ...Copyright 1998 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 ...

Page 355: ...OKIOFFICE 84 Chapter 7 Troubleshooting 14 Poor Fusing Copyright 1998 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 ...

Page 356: ...uit operations This manual will also provide the reader information concerning the functions of units and the relationships among the units which will assist you in conducting unit level maintenance Detailed circuit diagram has been omitted from this manual to avoid duplications of contents with other associated manuals For information not contained in this manual refer to Copyright 1998 Okidata D...

Page 357: ...IOFFICE 84 Chapter A Board Descriptions Service Caution Copyright 1998 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 ...

Page 358: ...n and Block Diagram 1 The unit configuration is as follows OKIOFFICE84 Figure A 1 1 Unit Configuration Modifying 1 Main control board R51 2 Network control unit NCU 3 Power supply unit MPW1446 230V MPW1546 120V 4 Operation panel board 04W 5 High Voltage Board P2H 6 High Voltage Board P6L ...

Page 359: ...Copyright 1998 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 ...

Page 360: ...hapter A Board Descriptions OKIOFFICE 84 Block Diagram Figure A1 2 1 Copyright 1998 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 ...

Page 361: ...AM Dynamic random access memory IEXSEED300 Image processing gate array FLASH Flash memory IOGA 4 Input output gate array PCi Photocoupler number i POW UNIT Power supply unit RTC Real time clock S MOTOR Send motor SRAM Static random access memory X tal Crystal oscillator Copyright 1998 Okidata Division of OKI America Inc All rights reserved See the OKIDATA Business Partner Exchange BPX for any upda...

Page 362: ...idual units of the OKIOFFICE84 electrical sections Figure A1 2 1 shows the pertinent block diagram Main Control R51 Board Operation Panel Unit O4W board NCU Board Power Supply Unit Copyright 1998 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 ...

Page 363: ...circuit l Contact image sensor control l I EXSEED300 l Image data processing SRAM l Memory storage for image picture data Supervision of the following external statuses l Presence of document on hopper Presence of document at scanning position Send motor control l Drum motor control l Modem chip l Modulation and demodulation for V 33 and V 17 Modulation and demodulation for V 29 and V 27 ter Modul...

Page 364: ...es on operation panel l Control of LEDs on operation panel l Control of LCD on operation panel l LED Light emitting diode LCD Liquid crystal display Copyright 1998 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 ...

Page 365: ...el l Conversion of send data and send signals to external signal level l Generation of dial pulses to telephone line l Detection of ringing signal l Detection of busy tone conjunction with Modem unit l Detection of hook up signal l Interface with telephone handset option l Output of send data and send signals to telephone line l Input of receive data and receive signals from telephone line l Copyr...

Page 366: ...supply 24 V DC power supply 30 V DC power supply Supplying of main alternating current to fuser unit l Generation of medium voltages 300V 300V 400V 450V and 0V l Generation of high voltages 1 35 kV 0 75 kV and 3 5 kV l Copyright 1998 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 ...

Page 367: ...py Mode G3 Send Mode G3 Receive Mode 300bps Send Mode 300bps Receive Mode Report Printing Memory Transmission Memory Reception Copyright 1998 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 ...

Page 368: ...picture processings IEXSEED and SRAM converted to two level binary data black and white and then sent to IOGA4 scanning control The one line binary picture data from IOGA4 is stored into DRAM When the data for one page has been stored in the DRAM the data is read out from the DRAM and sent to IOGA4 The data is converted into a serial data by the picture control of IOGA4 and transferred to the LED ...

Page 369: ...84 Chapter A Board Descriptions Copy Picture Signal Figure A2 1 Copyright 1998 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 ...

Page 370: ...e for this picture data FILLER fill bits are inserted etc and again stores into the DRAM The stored encoded data is output from DRAM to the MODEM under the control of IOGA4 CPU After modulation the picture signal S is sent to the NCU board as the transmission data The transmission data S goes through the amplifier and is sent to the telephone line L1 and L2 via the transformer T1 as high speed sig...

Page 371: ...4 Chapter A Board Descriptions G3 Send Picture Signal Figure A2 2 Copyright 1998 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 ...

Page 372: ...icture data processing decode for this picture data and stores into the DRAM Then the stored picture data is again written into DRAM as a page memory by the picture processing control of IOGA4 CPU When the data for one page has been stored in the DRAM the data is read out from the DRAM and sent to IOGA4 The picture data is converted into a signal data by the printer control of IOGA4 and transferre...

Page 373: ...Chapter A Board Descriptions G3 Receive Picture Signal Figure A2 3 Copyright 1998 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 ...

Page 374: ...er the control of IOGA4 CPU The contents of the frame has been edited on the DRAM by IOGA4 CPU and sent to MODEM via IOGA4 CPU HDLC high level data link control frame of the data is structured by the modem and converted to serial data in synchrony with the modem s DCLK data clock After modulation the protocol signal is output from S of the modem and sent to the telephone line L1 and L2 via the tra...

Page 375: ...84 Chapter A Board Descriptions 300 bps Send Signal Figure A2 4 Copyright 1998 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 ...

Page 376: ...em After demodulation by the modem the demodulated digital signals are sent to the IOGA4 CPU via the data bus from the modem The data is read and decoded by the IOGA4 CPU and written into the DRAM The written data is interpreted according to bit assignment of the binary procedural signals in the ITU recommendations The successive modes of communication for example line density encoding scheme etc ...

Page 377: ...4 Chapter A Board Descriptions 300 bps Receive Signal Figure A2 5 Copyright 1998 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 ...

Page 378: ...the sequence the contents of data stored in the FLASH memory in advance under the control of CPU The contents of data is edited on the DRAM The data is read out from the DRAM and sent to IOGA4 The data is converted into a serial data by the picture control of IOGA4 and transferred to the LED print head for printing as HDATA 0 Copyright 1998 Okidata Division of OKI America Inc All rights reserved S...

Page 379: ...84 Chapter A Board Descriptions Report Print Signal Figure A2 6 Copyright 1998 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 ...

Page 380: ... used in broadcast mode delayed broadcast mode etc The stored encoded data undergoes buffering passes through CPU MODEM and NCU and then sent out to the telephone line Copyright 1998 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 ...

Page 381: ...g and stored into memory DRAM as such In case of printing When the data for one page has been stored in the memory DRAM the data is read out from the memory and sent to IOGA4 CPU The printed data is converted into a serial data by the printer control of IOGA4 CPU and transferred to the LED print head for printing as HDATA 0 Copyright 1998 Okidata Division of OKI America Inc All rights reserved See...

Page 382: ...ing sensor control l Various image data processing control for scanning data l Strobe signals control for LED head l Smoothing control for printing data l Interface of the peripheral LSI l CPU CPU controls the following functions in addition to the basic processor DMA Direct Memory Access control l Interrupt procedure control l A D converter l Bus state control l Programmable pattern control l 16 ...

Page 383: ...Copyright 1998 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 ...

Page 384: ...LS l Used for work area report recording etc 2 DRAM RAM2 2MB x16 and RAM3 0 5MB x16 Used as follows l Picture memory for the ECM send receive mode Picture memory for the memory transmission mode Picture memory for the retransmission mode Picture memory for the reception in memory Editing for report printing 3 Back up battery circuit The non rechargable lithium battery supplies voltage to a real ti...

Page 385: ...Copyright 1998 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 ...

Page 386: ... to this circuit as a R signal and the signal power is input to the IC11 The IC11 adjusts the monitor volume by MONC0 MONC1 and MONC2 signal under the control of IOGA4 Output high and low from IC11 passes through the amplifier and is fed to the speaker as a SP signal MONC0 MONC1 MONC2 signal Volume control signal Note In case of transmission mode the monitor will be available during dialing but th...

Page 387: ...Copyright 1998 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 ...

Page 388: ...e picture data is read in the sequence from the scanning unit CIS as SIG signal analog data to A D converter analog digital converter of IC6 After conversion from analog data to 6 bit digital signal SDT2 SDT7 under the control of IC6 this picture data is sent to IEXSEED300 Scanning control LSI of IC16 Here the picture data undergoes various kinds of picture processings Sensor interface signal outp...

Page 389: ...Copyright 1998 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 ...

Page 390: ...600 7200 bps for G3 picture data 3 ITU T Rec V27 ter 4800 2400 bps for G3 picture data 4 ITU T Rec V21 channel 2 300 bps for binary signals defined in ITU T Rec T 30 Automatic adaptive equalizer for G3 receive data with 300 bps data excluded l Generation of signal tones l PB tone multi frequency tone generation l Detection of single tones l D A converter for send data TX l A D converter for receiv...

Page 391: ...Copyright 1998 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 ...

Page 392: ...t head is loaded into the shift registers by the HCLCK 4MHz or 6 7 MHz signal After the 1664 bit 208 mm data is loaded in the shift registers it is then loaded in the latch circuit by the HLATCH signal The turning on and off of the LEDs are controlled by STRB1 N to STRB4 N signals LED head interface signals output from IOGA4 HDATA 0 Print data i e data to be printed l HCLCK Transfer clock for prin...

Page 393: ...Copyright 1998 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 ...

Page 394: ...ouplers PC1 PC2 in the mechanism and the signal is output to the input port of CPU via this interface circuit PC1 Presence of document on hopper l When sub power supply is applied to the fax machine this signal is output to OPE unit which will control the main power supply PC2 Presence of document at scanning position l 3 Others NCU interface signal CML Line seizure control signal l DP Dial pulse ...

Page 395: ...rmation etc to l OPE in serial data from CPU RXDOPE This signal transmits sequentially the contents of each data of RXD key code information etc to l CPU in serial data from OPE OPECHK Use to monitor the operation of the OPE unit l OPERST Reset signal for OPE unit l Copyright 1998 Okidata Division of OKI America Inc All rights reserved See the OKIDATA Business Partner Exchange BPX for any updates ...

Page 396: ... motor driver l Connector CN13 that provides an interface between R51 board and the drum motor l Figure A3 1 11 shows the related signals of the drum motor and clutch 2 Function 1 Drum motor control This drum motor is driven by the motor driver IC9 It is two phase excited and bipolar driven according to the DMPH1 DMPH2 and DMON1 N signals that are generated from the IOGAA CPU This drum motor rotat...

Page 397: ...Copyright 1998 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 ...

Page 398: ...nterface between R51 board and the send motor l Connector CN2 that provides an interface between R51 board and the clutch l Figure A3 1 11 shows the related signals of the send motor and clutch 2 Function 1 Send motor rotation and chopper control Send motor drive signals are generated by the IEXSEED300 and output to send motor via IC7 motor drive IC of this circuit Note The built in motor control ...

Page 399: ... a page has been read l b Send motor chopper control The purpose of chopper control is to reduce the current to the motor by setting the phase signal on and off intermittently when a time lapse exceeding a specific time occurs without a phase update 2 Clutch When starting to print performs the paper supply of recording paper by using this clutch Clutch is driven by clutch signal generated from IOG...

Page 400: ...0 12 consists of the following connectors Connector CN11 that provides an interface between R51 board and Bi Centro I F l Figure A3 1 12 shows the interface between R51 and Bi Centro I F Copyright 1998 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 ...

Page 401: ...onnector CN6 that provides an interface between R51 board and power supply unit P2H l Connector CN7 that provides an interface between R51 board and power supply unit l MPW1446 MPW1546 Connector CN8 that provides an interface between R51 board and power supply unit P6L l 2 Function 1 Sensor and switch control Five types of sensors are used in the printer as listed below All of their output enter ...

Page 402: ... low toner state CVOPN N Cover open sensor Detects whether the cover of the printer section is open or not 0 Cover is open 1 Cover is close 2 Fuser unit temperature control The heater in the fuser unit is controlled by the thermister IOGA4 keeps the heater roller surface within a prescribed temperature range The IOGA4 supervises the status of THCHK A D converter input section periodically turning ...

Page 403: ...ner supply roller The DB1 DB2 developing voltage of about 265V 265V is used for the developing roller The CB cleaning voltage of about 400V 1 35kV is used for the cleaning roller Figure A3 1 15 shows high medium voltages control Signals used to control the high medium voltages are listed below Signal Name Description CHON 1 CH is output 1 30kV DBON1 1 ive polarity voltage of DB SB is output 265V D...

Page 404: ...tions of various sensors are described in the following table Sensor Type Sensor Name Function PSIN1 N Inlet sensor 1 This photosensor is positioned before the resist roller to detect whether the paper has entered into the printer section WRSNS N Write sensor Detects the arrival of paper at designated position on the paper transport route inside the printer in order to turn on the light of the LED...

Page 405: ... blown or shorted thermistor according to the status of the THCHK signal A built in thermostat in the fuser unit prevents the heater from being overheated in event of failures in the thermistor or temperature control circuit etc Figure A3 1 16 shows the fuser unit temperature control Note Heater control Temperature of the heater at the time of printing is 150 C to 180 C This tempera ture is mainta...

Page 406: ...circuit inside the power supply unit The SB1 SB2 toner supply voltage of about 0V 450V is used for the toner supply roller The DB1 DB2 developing voltage of about 300V 300V is used for the developing roller The CB cleaning voltage of about 400V is used for the cleaning roller Figure A3 1 17 shows high medium voltages control Signals used to control the high medium voltages are listed below Signal ...

Page 407: ...ge processing IEXSEED300 contains the following functions Contact image sensor driver l Send motor forward rotation chopping control l Line buffer control l 3 SRAM 32 KByte SRAM x 1 RAM1 Stores the dark light level correction data Error diffusion data and image separation data are processed by IEXSEED Copyright 1998 Okidata Division of OKI America Inc All rights reserved See the OKIDATA Business P...

Page 408: ...hapter A Board Descriptions A3 1 13 Sensor and Switch Control Figure Copyright 1998 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 ...

Page 409: ...ter A Board Descriptions A3 1 14 Fuser Unit Temperature Control Figure Copyright 1998 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 ...

Page 410: ...pter A Board Descriptions A3 1 15 High Medium Voltages Control Figure Copyright 1998 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 ...

Page 411: ...apter A Board Descriptions A3 1 16 Related Signals of IEXSEED Figure Copyright 1998 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 ...

Page 412: ... matrix are scanned sequentially by the software In the case 1 is any of output from KSCAN0 to KSCAN7 signal which corresponds to the row 8 in the block diagram the software reads input port KSENS0 to KSENS7 and determines which in the row 8 is pressed 3 LED drives and LEDs Eight LEDs ALARM PHOTO LIGHT etc on the control panel are driven by output of IC1 via resistors R1 R4 9 and R11 respectively ...

Page 413: ...Copyright 1998 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 ...

Page 414: ...Supply Unit for OKIOFFICE 84 A3 3 1 048 POW 120V 230V Circuit Diagram A3 3 2 OLHV TLHV Circuit Diagram 2 2 Copyright 1998 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 ...

Page 415: ...he following voltages Output Voltage Output Voltage 5 V Logic circuit supply voltage IC LSI and high voltage source voltage 8 V CIS contact image sensor 24 V Send motor drum motor fan drive flash memory CIS and clutch 2 Input ratings Voltage AC 120 V 6 15 AC 102 V to 127 V AC 230 V 15 14 AC 198 V to 264 V l Frequency 50 Hz 60 Hz 2 l 3 Output ratings Pin No CN 003 Rated Voltage Rated Current Curren...

Page 416: ...Copyright 1998 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 ...

Page 417: ...Chapter A Board Descriptions Block Diagram of 048 POW Figure A3 5 1 Copyright 1998 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 ...

Page 418: ... R51 board is applied to High voltage power supply circuit As result the driver current is applied to the drive circuit which will provide the high voltage outputs Note Signal Name Output Voltage Application SB1 SB2 0 5 V 450 V Voltage applied to toner supply roller P2H DB1 DB2 300 V 300 V Voltage applied to developing roller P2H TR1 TR2 3 5 kV 0 75 kV Voltage applied to transfer roller P2H CH 1 3...

Page 419: ...t a constant voltage by D7 and D6 and D5 2 Photosensors The photosensors mounted on this circuit board sensor board supervise the paper running state during printing These four photosensors are used in this printer as listed below All of their outputs enter IOGA4 for referring to and processing by the IOGA4 CPU 1 PS1 photosensor 1 TNRSNS Detects the lack of the toner 2 PS2 photosensor 2 PSIN Detec...

Page 420: ...Copyright 1998 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 ...

Page 421: ...re A3 5 2 shows a block diagram of WN5 circuit l Figure A3 5 3 shows a block diagram of FN5 circuit l Figure A3 5 4 shows a block diagram of DN5 circuit l 2 General functions of this circuit are as follows 1 Generates and detects signals to be exchanged with a telephone exchange or network in Phases A and E defined by ITU T 30 Loop formation for call origination l Line current detection see note 1...

Page 422: ...nt control signal upon line seizure 28 SR Control signal for connection between LINE and TEL terminals 29 PBXE Control signal for connecting one of LINE terminal to the PBXE terminal 30 MUTE Control signal for pulse dial improvement and bell shunt relay 4 Description on the NCU Block Diagram 4 1 UNC circuit diagram 1 Lightning arresters AR1 2 The nominal operating voltage is 350 V When connecting ...

Page 423: ...uits detect a ring signal arriving to the line If the input ring signal exceeds a specific voltage the circuits output a signal having of RI the same frequency as incoming RI 15 Line transformer T1 This circuit processes send receive signals required for facsimile transmission dial tone receive signals required for automatic dialing and MF tone send and remote receive signals It separates between ...

Page 424: ...ctively switches the line between the telephone or facsimile 8 SR RL2 This circuit connects the line with the telephone During facsimile transmission it disconnects the telephone 9 DP IC5 This circuit generates pulse dial signals 10 MUTE IC7 During pulse dialing this circuit closes to reduce the DC loop resistance 11 PP RL6 If this circuits detects MF or CNG tones without seizuring a line it disco...

Page 425: ...the line requirement 19 Ring impedance switches S1 3 to S1 6 These switches set the ring impedance according to the line requirement 20 Ring sensitivity switch S4 This switch sets the ring sensitivity according to the line requirement 21 Telephone cascade parallel switches S1 1 to S1 2 To connect the telephone connected to the TEL1 terminal and an external telephone in parallel set the switches to...

Page 426: ...ing pulse dialing this circuit opens to prevent pulse distortion caused by capacitor C11 When it detects MF or CNG tones without seizuring a line it opens to increase the impedance 13 Pickup RC R590 C31 These circuits insert a high impedance resistor and capacitor serially to prevent the line impedance from dropping by the line transformer T1 14 Ring detectors IC1 These circuits detect a ring sign...

Page 427: ...or the UK communication line Set the switches to F for France and UK for UK 4 4 DN5 circuit diagram 1 Lightning arresters AR1 2 The nominal operating voltage is 500 V When connecting the ground of the arrestor to the chassis tighten ARG on the PCB with a screw At this time the PCB is grounded through the power cable The TB1 arrestor ground terminal can also be used to connect to the earth directly...

Page 428: ...t seizuring a line it opens to increase the impedance 13 Pickup RC R590 C31 These circuits insert a high impedance resistor and capacitor serially to prevent the line impedance from dropping by the line transformer T1 14 Ring detectors IC1 These circuits detect a ring signal arriving to the line If the input ring signal exceeds a specific voltage the circuits output a signal of RI having the same ...

Page 429: ... signals 24 Receiver amplifier IC501 2 2 This amplifier amplifies MF tones dial tones and FAX receive signals 25 16 kHz LPF IC502 This active low pass filter removes 16 kHz metering pulses 26 PBXE RL4 This circuits connects one end of the LINE terminal to the PBXE terminal when requested from the PBX line 4 5 Outline of Parallel Pick Up Parallel pick up is a function that controls a fax to make a ...

Page 430: ...ephone set B cannot be detected by the fax side PP Control l l When a normal ring arrives at the fax from the line the CML 7 turns on resulting in the formation of an AC loop via circuit 13 The AC loop makes it possible for the modem to detect the AC signals If a user hooks up telephone set B after the first ring and enters the MF 2 digit special code in order to make the fax in the receive mode t...

Page 431: ...drawing of the electrophotographic processor 1 Image drum unit The image drum unit makes a toner adhere to the formed electrostatic latent image with static electricity This electrostatic latent image is formed by the lights irradiated from LED heads 2 Electromagnetic clutch The electromagnetic clutch controls the rotation of the hopping roller according to signals from the control block Layout Dr...

Page 432: ... The shift and latch registers receive image data from the main control board for each dot line 2 560 or 2 496 LEDs are driven to radiate the image drum 5 Heat Assembly The heat assembly consists of a heater a heat roller a thermistor and a thermostat The power supply unit supplies AC voltage to the heater according to the HEATON signal from the main control board to heat the heat roller The main ...

Page 433: ... Print Operation Description Schematic Drawing of OKIOFFICE 84 Paper Feeding Copyright 1998 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 ...

Page 434: ...ectrostatic latent image to change to a visible image At the same time the residual toner on the image drum is attracted to the developing roller by static electricity 4 Transfer When paper is placed over the image drum surface the positive charge which is opposite in polarity to that of the toner is applied to the reverse side by the transfer roller The toner is attracted by the positive charge a...

Page 435: ... Print Operation Description Electrophotographic Process Diagram Figure B1 3 Copyright 1998 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 ...

Page 436: ...erations Process Explanation Hopping Printing and Warm up Charging Exposure Development Transfer Fusing Cleaning Copyright 1998 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 ...

Page 437: ...rned on off according to current ON OFF to a coil When the clutch is OFF When the clutch is ON When the clutch is on the hopping gear engages with the clutch plate to rotate the hopping roller When the clutch is off the hopping gear is separated from the clutch plate by the spring for resetting disabling the rotation of the hopping roller ...

Page 438: ...Copyright 1998 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 ...

Page 439: ...on The planetary gear rotates in the a direction dislocating its position in the a direction This causes the planetary gear to be separated from gear A The hopping gear will not rotate The triple gear and transfer gear rotate via the idle gear to drive the image drum unit At printing The paper is further advanced in synchronization to the print data ...

Page 440: ...Copyright 1998 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 ...

Page 441: ...rging is performed by applying DC voltage to the charge roller that is in contact with the surface of the image drum Copyright 1998 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 ...

Page 442: ...ly charged surface of the image drum The surface potential of the irradiated surface attenuates to form the electrostatic latent image corresponding to the image signal Copyright 1998 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 ...

Page 443: ...negatively charges a toner and applies it to the developing roller 1 The toner applied to the developing roller is thin coated by the developing blade 2 A toner adheres to the exposure part of the image drum in the contact part between the image drum and 3 developing roller This causes the electrostatic latent image to be changed to a visible image Copyright 1998 Okidata Division of OKI America In...

Page 444: ...igh negative voltage is applied from the power supply to the transfer roller the positive charge induced on the surface of the transfer roller moves to the paper side at the contact part between the transfer roller and the sheet of paper The positive charge on the lower side of the sheet of paper then causes the negatively charged toner adhering to the surface of the image drum to move to the uppe...

Page 445: ...heats the heat roller The thermistor on the surface of the heat roller keeps the temperature of the heat roller constant A thermostat is also installed for safety If temperature rises abnormally this thermostat opens to suspend voltage supply to the heater The backup roller is pressurized to the heat roller by the pressure spring on each side Copyright 1998 Okidata Division of OKI America Inc All ...

Page 446: ...ing roller temporarily draws in the untransferred residual toner adhering to the image drum with static electricity and then returns it to the image drum Copyright 1998 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 ...

Page 447: ...or although l hopping operation was performed three time Paper feed jam The leading part of the paper does not reach the outlet sensor within a l fixed time after it has passed the paper sensor Paper outlet jam The trailing part of the paper does not pass the outlet sensor within L l mm after the leading part of the paper has passed the outlet sensor 2 52 64 mm L 15 77 400 6 mm L Paper size error ...

Page 448: ...N Outlet sensor ON 122 9 20 0 Paper size error Paper sensor ON Paper sensor OFF 2 52 64 mm L 15 77 400 56 mm Paper outlet jam Outlet sensor ON Outlet sensor OFF 2 52 64 mm L 15 77 400 56 mm 45 0 45 0 Paper feed jam 2 Paper end sensor OFF Outlet sensor OFF 121 9 20 0 20 0 Unit mm Copyright 1998 Okidata Division of OKI America Inc All rights reserved See the OKIDATA Business Partner Exchange BPX for...

Page 449: ...ter B Print Operation Description Timing Chart for Paper Feed Tray Feed Copyright 1998 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 ...

Page 450: ...The toner sensor is not monitored when the drum is inactive a When the toner low state continues twice Toner Low occurs This state is monitored at a cycle of 40 milliseconds b When the toner full state continues twice Toner Low is released This state is monitored at a cycle of 40 milliseconds c When the toner sensor does not change over two cycles T x 2 the toner sensor alarm state occurs d After ...

Page 451: ... Basic rotation cycle of toner sensor 4 9 sec Toner low time t1 1 2 sec Toner full time 1 2 sec t1 Copyright 1998 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 ...

Page 452: ...upply to the high voltage power supply This results in the stop of all high voltage outputs At the same time the CVOPN signal is issued to notify the main control board of the switch status and cover open processing is executed Copyright 1998 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 ...

Page 453: ...Page 269 Service Guide OKIOFFICE 84 Chapter C Illustrated Parts List Illustrated Parts List ...

Page 454: ...Copyright 1998 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 ...

Page 455: ...Page 270 Service Guide OKIOFFICE 84 Chapter C Illustrated Parts List Section 1 Cabinet Assembly 1 2 ...

Page 456: ......

Page 457: ... 40672901 Plate Assy Base 1 14 40023901 Bracket Package 1 15 40236401 Plate Assy Shield HV 1 17 Frame Assy Scanner L 1 Refer to Section 5 18 Frame Assy Scanner U 1 Refer to Section 8 19 40712201 OPE Panel Assembly 1 21a 40606501 Cover Main A 1 22a 40025301 Cover Front 1 24a 40606601 Cover NCU 1 25a 40672801 Cover Assy Top A 1 26 40026101 Spring TC 1 Copyright 1998 Okidata Division of OKI America I...

Page 458: ...Page 271 Service Guide OKIOFFICE 84 Chapter C Illustrated Parts List Section 1 Cabinet Assembly 2 2 ...

Page 459: ......

Page 460: ...4 Screw 35 Screw 1 36 40773601 Sheet Shield LED 39 40140801 Bracket Damper 1 40 40148201 Gear Damper 1 41a 40025701 Tray Document 1 42a 40025801 Tray Paper 1 43a 40375801 Stacker Assy Document 1 44 Screw Tapping S M2 Copyright 1998 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 ...

Page 461: ...DATA P N Description Q ty Remarks 1 N A Printer Unit Assembly See Section 11 5 40607401 H V Board P2H 1 6 40413401 Cover HV 7 Screw F Copyright 1998 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 ...

Page 462: ...TA P N Description Q ty Remarks 1 40712201 OP Panel Assy 1 2 00073320 Sheet F048 1 3 00073413 Sheet One Touch 1 4 40023601 Sheet Cover 1 Copyright 1998 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 ...

Page 463: ...Page 274 Service Guide OKIOFFICE 84 Chapter C Illustrated Parts List Section 4 Operator Panel Assembly ...

Page 464: ...r to Section 3 2 40086701 Board 04W 1 3 N A Holder LCD 4 N A Button Function 5 N A 6 7 9 10 B SCREW A 11 Copyright 1998 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 ...

Page 465: ...Page 275 Service Guide OKIOFFICE 84 Chapter C Illustrated Parts List Section 5 Frame Assembly Scanner L Rev No OKIDATA P N Description Q ty 1 Frame Scanner L 2 40019401 Lever PC1 1 ...

Page 466: ... 12 N A Plate Scanner L 13 N A Plate Assy Scanner R 14 40020301 Gear Z95 14 1 15 40020501 Spring Latch 2 16 N A Plate Assy Scanner B 17 N A B Screw FA 18 40153801 Spring Reinforcement 2 19 40025201 Gear Z38 1 20 40024501 Spring CIS 1 Copyright 1998 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...

Page 467: ...embly Scanner B Rev No OKIDATA P N Description Q ty Remarks 1 N A Plate Scanner B 1 N A 3 50410001 Sensor Photo 2 RSPL Copyright 1998 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 ...

Page 468: ...er R Rev No OKIDATA P N Description Q ty Remarks 1 N A Plate Scanner R N A 2 56513101 Motor S 151 175 1 RSPL 3 N A B SCREW FA N A Copyright 1998 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 ...

Page 469: ... C Illustrated Parts List Section 8 Frame Assembly Scanner U Rev No OKIDATA P N Description Q ty Remarks 1 N A Frame Scanner U N A 2 5333980 BACK UP PLATE ADF 1 RSPL 3 40267001 SEPARATION RUBBER ASSEMBLY 1 RSPL 4 5 40021401 Spring Pinch L 1 RSPL ...

Page 470: ... N A B SCREW FA 1 N A 12 40021202 Roller Assy Sensor 1 RSPL 13 40022001 Bearing S 1 RSPL 14 40020801 Gear Z31 1 RSPL 15 Plate Support 1 16 40026301 Bar Discharge 1 N A Copyright 1998 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 ...

Page 471: ...Page 279 Service Guide OKIOFFICE 84 Chapter C Illustrated Parts List Section 9 Cover Assembly Top ...

Page 472: ...t L N A 4 N A Guide Document R N A 5 Spring 1 6 51024901 PLATE EXIT 2 N A 7 53502401 EJECT ROLLER A 2 N A 8 51239603 PINION GEAR B 1 N A 10 N A B SCREW FA N A Copyright 1998 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 ...

Page 473: ...e 280 Service Guide OKIOFFICE 84 Chapter C Illustrated Parts List Section 10 Plate Assembly Base Rev No OKIDATA P N Description Q ty Remarks 1 Plate Base Refer to Section 1 2 RUBBER A 3 Sheet Insulation 1 ...

Page 474: ... 40128001 Cord Flat 1 5 Sheet FG Copyright 1998 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 ...

Page 475: ...Page 281 Service Guide OKIOFFICE 84 Chapter C Illustrated Parts List Section 11 Printer Base Frame Unit 1 of 2 Rev No OKIDATA P N Description Q ty 1 40593201 Frame Unit Assy 1 ...

Page 476: ...n Knock 1 16 51237501 Gear Idle R 1 17 51238001 Gear Idle 2R 1 18 51237401 Gear R 1 19 51237701 Gear Idle M 1 20 51021501 Plate Earth A 1 21 51021401 Plate Slide M 1 22 51237801 Gear Idle P 2 23 Gear Idle 3R 1 24 51022601 Plate Tension 1 25 51238101 Gear Idle Heat 1 26 51238201 Gear Idle E A 1 27 51238301 Gear Idle E B 1 28 51113801 Shaft Drive E Eject 1 29 Roller Eject 2 30 51609101 Resistration ...

Page 477: ... 282 Service Guide OKIOFFICE 84 Chapter C Illustrated Parts List Section 11 Printer Base Frame Unit 2 of 2 Rev No OKIDATA P N Description Q ty Remarks 31 53348301 Roller Registration 1 33 40737801 Gear T 1 ...

Page 478: ...xit 1 42 50931101 Spring Hopping 1 43 40638001 Contact CB 1 45 Screw 46 40625401 Fan 47 50930901 Spring Pressure R 49 40562401 Guide Sheet 1 51a 40592801 Heat Assy 120 V 1 51b 40592802 Heat Assy 230 V 1 52 40034001 Stopper Spring 1 55 40710301 Guide Gear T 1 56 40634701 Bearing Gear 1 Copyright 1998 Okidata Division of OKI America Inc All rights reserved See the OKIDATA Business Partner Exchange B...

Page 479: ...Page 283 Service Guide OKIOFFICE 84 Chapter C Illustrated Parts List Section 12 Cables ...

Page 480: ...Rev No OKIDATA P N Description Q ty Remarks 1 40635401 Connection Cord Wire AC 1 ...

Page 481: ...ore 1 7 55505702 SSC 40 12 M Core 1 9 55506201 FPC 25 12 Core 1 10 56621001 TEL LINE Cable 1 11 56618901 AC CORD 1 14 55505904 SFC 8 Core 1 For TEL LINE Cord use 15 40687701 Cord Flat SUMI CARD 1 P6L R51 Copyright 1998 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 ...

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