Oki OKIOFFICE84 Maintenance Manual Download Page 259

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GENERAL

40672201TH Rev. 4

A1 - 2

Figure A1.2 OKI OFFICE84/OKIFAX 4500 Block Diagram

PC1

PC2

A4 image

sensor

300 dpi

LED head

300 dpi

Clutch

Heater

Thermistor

A/D

IEXSEED300

DRV.

SRAM 32KB

IOGA4 2/4

Printer control

OST-EX

Buffer 640 bytes

Decoding (RLE,

TIFF, ACC32)

200-300 Converter

Smoothing

High-voltage

Power Supply

Manual feeder

sensor

Write sensor

Outlet sensor

Toner end sensor

Cover open sensor

Main Switching

Power Supply

S-motor

D-motor

+24V

+5V

0VL

0VP

-8V

Sub-Power

Supply

DRAM

2MB(x16)

IOGA4 4/4

High-voltage Control

FLASH

1MB(x16)

RTC

BAT

X'tal

IOGA4 1/4

(CPU SH7034)

X'tal

IOGA4 3/4

Peripheral

control

1284 control

CS generation

I/O port

DMA 2ch

AC (120V/240V)

AMP

Speaker

X'tal

MODEM

14.4Kbps

NCU

UNC/WN5/

DN5/FN5

OPE

LED

Key switch

matrix

OPE CPU

LCD

LCDC

DRV

T1, T2

L1, L2

: A circuit which conducted by sub-power supply unit

at the time of a standby state. (only 240V)

DRAM

0.5MB(x16)

AC Output

ON/OFF

Bi-Centro I/F

HOOk

Sub +5V

PC1

Sub +5V

PC1

-8V

(Low-voltage Power Supply Unit)

(High-voltage Power Supply Board)

8PPM

HEATON

ACON

High-voltage

Power Supply

SDATA2 to SDATA7

CN5

CN3

CN1

CN12

CN13

CN2

CN7

CN101

SIG

IC6

IC16

IC7

HDATA0,etc.,

IC9

TR508 etc.,

IC2

RAM1

IC3

BAT1

32.768kHz

20.000MHz

RAM2

RAM3

IC2

CN11

FLS

IC8

X3 29.4912MHz

IC5

CN6

CN8

CN9

CN1

CN2

Address/data/

control bus etc.,

CN4

CN1

CN10

CN3

CN2

CN1

R51

MPW1446 (230V)

MPW1546 (120V)

P2H

P6L

NCU

Summary of Contents for OKIOFFICE84

Page 1: ...40672201TH Rev 4 OKIOFFICE84 OKIFAX 4500 Maintenance Manual Fourth Edition October 1999 Oki Data Corporation...

Page 2: ...ACTURER S INSTRUCTIONS and ATTENTION IL Y A DANGER D EXPLOSION S IL Y A REMPLACEMENT INCORRECT DE LA BATTERIE REMPLACER UNIQUEMENT AVEC UNE BATTERIE DU MEME TYPE OU D UNT TYPE RECOMMANDE PAR LE CONSTR...

Page 3: ...f page B 11 Correction of R51 circuit diagrams R51 parts list WN5 parts list 3 3 DN5 parts list 4 4 FN5 parts list 3 3 MPW1446 circuit diagram MPW1446 parts list P2H parts list 2 3 and 6L parts list 1...

Page 4: ...Functions Example 2 55 2 9 6 Clock Adjustment 2 63 2 9 7 Dual Access Operation 2 64 2 9 8 System Data Programming 2 65 2 9 9 Dial Parameters Settings 2 67 2 9 10 Off line Tests 2 71 2 9 11 On line Tes...

Page 5: ...Sensor Calibration Test 6 11 6 7 LED Test 6 13 6 8 Tone Send Test 6 14 6 9 High speed Modem Send Test 6 15 6 10 High speed Modem Receive Test 6 17 6 11 MF Send Test 6 18 6 12 Tone TEL FAX 6 19 6 13 P...

Page 6: ...A3 1 A 3 2 OPE Circuit Diagram A3 20 A 3 3 Power Supply Unit A3 22 A 3 4 NCU Circuit Diagram A3 26 APPENDIX B DESCRIPTIONS OF PRINT OPERATION B 1 Electro photographic Processor B 1 B 2 Electro photogr...

Page 7: ...40672201TH Rev 4 CHAPTER 1 GENERAL INFORMATION...

Page 8: ...A is North America 8 Recording paper or sheet 1st tray NA Letter NA Legal A4 size plain paper cut 100 sheets capacity 20 1b bond Manual paper feeder Transparency for overhead projector applicable Shee...

Page 9: ...s When receiving from non OKIFAX and non ECM 10 ms at 3 85 line mm 5 ms at 7 7 line mm 15 4 line mm 17 Print speed Max 8 sheets per minute at NA letter size 6PPM in the PC print mode if the paper widt...

Page 10: ...or ODA version Nominal input voltage 230 VAC for INT L version 28 MFP Multi Function Peripheral functions PC Printer Function PC Scanner Function PC Fax Modem Function Location Programing Function Not...

Page 11: ...Local copy of a document including multiple copies 50 copies max 10 Sender identification Sender ID 11 Personal identification Personal ID 12 Polling transmission Feeder Polling transmission Memory Po...

Page 12: ...ns off in the PC print mode 30 Programmed key operation F key OT key 31 Auto dialing One touch dialing 10 locations Two digit automatic dialing 70 locations Keypad dialing Chain dialing Mixed dialing...

Page 13: ...Reports Activity report Active memory files report Protocol report Message confirmation report Single address and multiple addresses Broadcast entry report Broadcast Transmission error report Confide...

Page 14: ...age Default RAM check Print test 2 Sensor calibration Adjustment of scanning level 3 LEDs test 4 Tone send test 5 Multi frequency MF send test 6 High speed modem send test 7 High speed modem receive t...

Page 15: ...ument Cover Manual Document Cover Main Case OPE T 1 4 General Appearance Figure 1 4 1 shows the general appearance of the OKIOFFICE84 OKIFAX 4500 Figure 1 4 2 shows the control panel of the OKIFAX 450...

Page 16: ...IAL HOOK V REQUEST PHOTO EXFINE FINE STD LIGHT NORMAL DARK ALARM STOP START YES NO OKI 0 ABC DEF JKL MNO GHI TUV WXYZ PQRS 7 8 9 4 5 6 1 2 3 SELECT FUNCTION DELAYED TX REPORT PRINT PRINT OPERATION COU...

Page 17: ...5 Opacity 1 General switched telephone network GSTN 2 Private branch exchange PBX OT9 2 600 balanced Note Impedance may differ by the requirement of PTT 0 dBm to 15 dBm range Adjustable in 1 dB steps...

Page 18: ...uments for OKIOFFICE84 OKIFAX 4500 NA Letter or A4 20 1b 75 gm Max 15 documents NA Letter or A4 16 28 lb 60 105 gm bond paper Documents shall be placed facedown on ADF stacker The first sheet will be...

Page 19: ...d as the weight of 500 sheets of 431 8 mm 17 inch by 558 8 mm 22 inch or 1 sheet size 1000 mm by 1000 mm 4 Thickness 0 08 mm to 0 12 mm 5 Condition New paper For the manual loading feeder 1 Type Plain...

Page 20: ...25 6 35 0 13 3 4 0 25 6 35 13 inch LEGAL SIZE 13 inch mm 8 5 12 76 8 0 0 12 0 12 0 25 0 25 330 2 216 324 2 203 2 3 3 6 35 6 35 PL 11 279 4 11 7 297 14 355 6 inch mm inch mm inch mm NA LETTER SIZE ISO...

Page 21: ...improve image quality Horizontal 300 dot inch Vertical Fixed 3 85 line mm STD 7 7 line mm FINE 15 4 line mm EX FINE 300 dot inch EX FINE Variable Automatically adjusted to the paper length 300 to 412...

Page 22: ...tinuous PPRs for the same partial page within each fallback rank 1 ITU T Rec T 30 2 Oki Data special protocol High speed protocol The T 30 protocol signal from the transmitting station is sent at mess...

Page 23: ...below 10 V Note This range may differ by the requirement of PTT 20 to 68 Hz Note This range may differ by the requirement of PTT One ringing signal or 5 to 30 seconds Selectable in 5 sec steps F OT9...

Page 24: ...ion Programing function Note This function will be supplied as the OKIFAX 4500 option in case Oki Data can get the approval in respective countries without modifying the optional unit For details see...

Page 25: ...for storage without power supply 85 Note The curve connecting 28 C 85 and 0 C 64 is the condensation curve Temperature and Humidity Conditions Figure 1 5 1 Ambient Conditions 1 Width Approx 316 mm 2 D...

Page 26: ...ly 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 Enab...

Page 27: ...omatically on completion of a confidential reception Printing the list of received but not printed yet documents and waiting documents for transmission stored in the memory REPORT PRINTOUT 3 Manual pr...

Page 28: ...SHIBAURA OKI HONJO 1 2 3 4 5 6 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 1 07 01 1998 15 06 OKI ABC 1234 3454 2000 NO...

Page 29: ...Rev 4 1 22 TSI Printing and Local Date and Time Printing Format Example 07 01 1998 15 48 3454 1999 Local date and time printing TSI printing F051 C1 004 Note TSI printing TF 05 Local date and time pri...

Page 30: ...MODE PAGES RESULT 06 30 10 10 0485 88 3385 LOST 9080 06 30 10 30 ODS TAKASAKI 03 LOST 0000 06 30 12 05 01 20 OKI FAX CONF 01 03 LOST 0000 06 30 13 00 00 20 03 5476 4300 CALLED 01 LOST 0000 06 30 10 5...

Page 31: ...00 STOP 9080 06 30 10 50 01 20 0495 22 5400 CALLED 03 NO 9090 06 30 12 05 00 20 OKI FAX CALLING 01 STOP 9080 06 30 15 00 01 30 CALLED 03 OK 0000 3 06 30 15 30 00 20 CALLING 01 OK 0000 06 30 17 05 05 2...

Page 32: ...UI POLL XX Bulletin TX in case of country code except GER AUT SUI OUTGOING Manual TX polling TX Bolletin TX in case of country code GER AUT SUI INCOMING Manual RX in case of country code GER AUT SUI 1...

Page 33: ...DE ENTRIES PAGES 01 CONF 03 20 02 CONF 01 02 05 POLL 01 05 POLLING TX RX DATE TIME DISTANT STATION ID MODE PAGES POLLED 03 03 19 12 05 OKI POLLING TRANSMISSION DATE TIME DIDTANT STATION ID MODE PAGES...

Page 34: ...er of total pages of each Box 3 POLLING TX RX Prints the information of Polling RX or Polling TX of unused Box POLLING TX prints MODE column and number of read pages When Feeder Polling TX the number...

Page 35: ...8 Message Confirmation Report Format 1 2 Example 2 07 01 1998 08 05 3 ID OKI 1 MESSAGE CONFIRMATION F051 C1 008 1 2 DATE S R TIME DISTANT STATION ID MODE PAGES RESULT OKI FAX 00 20 07 01 CALLING 02 OK...

Page 36: ...the report was printed 3 Sender ID 4 Date of transmission or reception 5 Length of time for which the fax was connected to the line 6 Identification of the remote station Personal ID Location ID TSI C...

Page 37: ...7 08 AD8 09 AD9 10 AD10 11 AD11 12 AD12 13 AD13 14 AD14 15 AD15 16 AD16 17 AD17 18 AD18 19 AD19 20 AD20 21 AD21 22 AD22 23 AD23 24 AD24 25 AD25 26 AD26 27 AD27 28 AD28 29 AD29 30 AD30 31 31 32 32 33 3...

Page 38: ...cation ID or Dial number Printing in this order depending if information is programed in remote fax machine 2 Identification of remote station Personal ID or CSI BROADCAST CONFIRMATION REPORT 07 01 19...

Page 39: ...OT8 0008 ON 14 4 OR 0108 9 OT9 0009 ON 14 4 OR 0109 10 OT10 0010 ON 14 4 OR 0110 AUTO DIAL 01 AD01 1001 02 AD02 1002 03 AD03 1003 04 AD04 1004 05 AD05 1005 06 AD06 1006 07 AD07 ODC TAKASAKI 1007 0273...

Page 40: ...44 45 AD45 1045 46 AD46 1046 47 AD47 1047 48 AD48 1048 49 AD49 1049 50 AD50 1050 51 AD51 1051 52 AD52 1052 53 AD53 1053 54 AD54 1054 55 AD55 1055 56 AD56 1056 57 AD57 1057 58 AD58 1058 59 AD59 1059 60...

Page 41: ...998 17 05 ID OKI GROUP_NUMBER_ _ 1_ 2_ 3_ 4_ 5 1_ONE_TOUCH 1 2 3 4 5 6 7 8 9 10 AUTO DIAL 01 02 03 04 05 06 07 26 27 28 29 30 31 32 2_ONE_TOUCH AUTO DIAL 3_ONE_TOUCH AUTO DIAL 4_ONE_TOUCH AUTO DIAL 5_...

Page 42: ...M FEEDER SWITCH 18 POWER SAVE MODE OFF MEMORY ON 19 ECM FUNCTION 20 REMOTE DIAGNOSIS 21 PC FAX SWITCH 1 ON OFF ON 22 NO TONER MEM RX 23 MEM FULL SAVE 24 CONTINUOUS TONE OFF OFF OFF 25 INSTANT DIALING...

Page 43: ...LONG DOC SCAN 11 TONE FOR ECHO 12 MH ONLY OFF OFF OFF 13 H MODEM RATE 14 T1 TX TIMER VALUE 15 T1 RX TIMER VALUE 14 4K 059 035 16 T2 TIMER VALUE 17 DIS BIT32 18 ERR CRITERION VALUE 060 ON 10 19 OFF HOO...

Page 44: ...40672201TH Rev 4 CHAPTER 2 INSTALLATION PROCEDURE...

Page 45: ...on of attachments See 2 5 AC cord connection See 2 6 Telephone and line connections See 2 7 Packing for shipment See 2 8 General procedure key operations See 2 9 1 Technical functions See 2 9 2 Techni...

Page 46: ...rogramming See 2 9 8 One touch key programming Two digit auto dial programming Group setting Dial parameter settings See 2 9 9 Programming mail box password See 2 9 10 On line tests See 2 9 11 1 TSI s...

Page 47: ...umidity 20 to 80 RH 4 Operating environment Pressure Equivalent to altitude of 2500 m and below 5 Exposure Within five minutes at luminous intensity 2 000 lux with the stacker cover opened 6 Required...

Page 48: ...lness of installation surface 1 degree max 8 Other requirements Avoid installing in any of the following places A place exposed to direct sunlight A place near a heat source or exposed to vibration A...

Page 49: ...Packing tape FX051 C2 003 Figure 2 3 Unpacking Procedure 1 2 3 Unpacking Procedure 1 Remove tape on the top of the carton box and open its cover 2 Take out the accessory box from the carton box See F...

Page 50: ...npacking Procedure 2 External carton box FX051 C2 004 Tray document Document stacker Toner cartrige Connecting cords Fixed cellophane tape Tray paper Carton box sheet 40240101 Machine Pad Side R 40240...

Page 51: ...Toner cartridge 1 5 Line cord 1 6 One touch sheet 1 Already installed 7 User s guide 1 vol 8 Tray paper 1 9 Tray document 1 10 Document stacker 1 Table 2 4 1 Contents List 2 4 Identification Contents...

Page 52: ...per Tray paper Tray document and Document stacker 2 Procedure 1 Toner cartridge Peel off the fixed tape attached to the cover top Open the cover top Figure 2 5 2 Toner Cartridge Installation 2 Take th...

Page 53: ...eel 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 toner cartridge Pre...

Page 54: ...Installation 5 Clean the toner scattered in the vicinity of the toner cartridge using a cloth moistened with cold water Do not use hot water since it makes the toner stick there Close the cover assem...

Page 55: ...an 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...

Page 56: ...per Tray document and Document stacker Hang the tray paper the tray document and the stacker document onto hanging position Figure 2 5 7 Document Stacker Installation Tray paper Tray document Cover to...

Page 57: ...C voltage of your input is within the above 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...

Page 58: ...ON When packing the OKIOFFICE84 OKIFAX 4500 series 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 Figure 2 7 1 T...

Page 59: ...2 15 40672201TH Rev 4 B Programming and Initial Settings 2 9 Initial Settings 2 9 1 General Procedure of Key Operation Figure 2 9 1 shows the general procedure of key operation...

Page 60: ...ey 2 BROADCAST MCF 3 ACTIVE MEM FILES key 4 PHONE DIRECTORY 5 CONFIGURATION 6 PROTOCOL DUMP DRUM COUNTER TONER COUNTER DRUM Total COUNTER OT8 LOCATION PROGRAM OT ONE TOUCH KEY PRG A D AUTO DIAL KEY PR...

Page 61: ...L PARAMETER 4 SYSTEM DATA PRG 5 PERSONAL BOX PRG 2 REDIAL TRIES 3 REDIAL INTERVAL TSI CSI SENDER ID CALL BACK NO 3 DIAL TONE DETECT 3 BUSY TONE DETECT 3 MF TONE DP PULSE 3 PULSE DIAL RATE S PULSE MAKE...

Page 62: ...VALUE 15 T1 RX TIMER VALUE 16 T2 TIMER 100 MS 17 DIS BIT 32 18 ERR CRITERION 19 OFF HOOK BYPASS 20 NL EQUALIZER 21 ATTENUATOR 22 T F TONE ATT 23 MF ATT 24 RING DURA 10 MS 25 CML TIMING 100 MS 26 LED...

Page 63: ...etting is different by the individual countries Each item can be accessed by entering the corresponding service number on Technical Function The detailed procedures of the initial setting items will b...

Page 64: ...r the elapse of specified time about 5 sec However when TF02 is set to ON the monitor is available during communi cation also Selecting the following country code USA INT L GBR IRL NOR SWE FIN DEN GER...

Page 65: ...TYPE2 means The function from No 1 to No 4 of upper TYPE2 are the same as TYPE1 5 If the fax does not detect CNG signal during workingofTAD themachinewillgotostandby mode TYPE3 means The function fro...

Page 66: ...s Switches the function of limiting image compres sion to the MH codes only ON Coding scheme is MH only When the receiving image data is affected by noise on the telephone line OFF Any of MH MR and MM...

Page 67: ...Toimprovecompatibilitybetweenthisfax machine and other company s fax ma chines If communication error occurs frequently when a fax sender is an older version Registers the threshould value whether to...

Page 68: ...uirements Adjusting time is 100 MS to 990 MS in 10 MS steps 10 to 99 selectable For example 120 ms 12 x 10 ms 120 ms Selects the time from end of ring to CML ON Adjusting time is 100 MS to 1900 MS in...

Page 69: ...tion is shown as below When transmitting even if OKI NSF signal is detected from the remote machine the fax transmitsDCSsignal Thefaxdoesnottrans mit NSC signal When Remote Diag ON the fax transmits...

Page 70: ...houtServicebitON OFF TF01 ON Enables OFF Disables 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...

Page 71: ...oice conversation will automatically be available through 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...

Page 72: ...ion of LCD To detect CNG signal 1 sec 1 sec 3 2 sec FX050VP C2 018 Ring Back Tone 1 LIFT HANDSET AUTO REC START OKI TOKYO RECEIVING 144 TEL FAX mode flow chart Notes 1 Ring Back Tone 1 sec ON 3 2 sec...

Page 73: ...To record your message in answering machine DCN CML OFF 1 Answering Machine Switches to FAX CNG Detection Period FX050VP C2 019 14 14 TAD TELEPHONE BUSY AUTO REC START TAD mode flow chart In case of...

Page 74: ...itches to FAX 15S CNG is not detect CNG Detection Period FX050VP C2 020 14 14 TAD TELEPHONE BUSY 14 14 TAD 2 1S TAD mode flow chart In case of TYPE 3 The fax does not detect CNG signal during 15 secon...

Page 75: ...e general operation flow FUNCTION NO ENTER 01 33 Setting Toggle X OFF ON 01 To 02 MONITOR CONT 01 SERVICE BIT X YES NO 2 9 3 Technical Functions Example Note The fonts displayed on the LCD operation p...

Page 76: ...s key Operations SELECT FUNCTION OT MEMORY AVAIL 100 TECH PROGRAMMING YES 1 5 NO 1 LOCAL TEST YES NO 1 5 2 TECHNICAL FUNCTION YES NO 1 5 Enter two digit function number then the display will show the...

Page 77: ...ONITOR CONT X YES NO Setting Toggle X OFF ON Setting Toggle X OFF ON 03 COUNTRY CODE X YES NO Setting X USA INT MEX 04 TIME DATE PRINT X YES NO Setting X OFF ONCE ALL 05 TSI PRINT X YES NO Setting Tog...

Page 78: ...TONE FOR ECHO X YES NO Setting Toggle X OFF ON 13 H MODEM RATE X YES NO 14 T1 TX TIMER VALUE X YES NO To 15 T1 RX TIMER VALUE X 010 255 sec Setting X 4 8k 9 6k 14 T1 TX TIMER VALUE _ ENTER 010 255 14...

Page 79: ...imer entered 17 DIS BIT32 X YES NO Setting Toggle X OFF ON 18 Error criterion 18 ERR CRITERION X YES NO To 19 OFF HOOK BYPASS X 00 99 18 ERR CRITERION 00 ENTER 00 99 18 ERR CRITERION 10 YES NO 2 digit...

Page 80: ...G DURA 10 MS X YES NO To 25 CML TIMING X 10 99 24 RING DURA 10 MS ENTER 10 99 24 RING DURA 10 MS 14 YES NO 2 digit timer entered Example 24 Ring duration detection time 25 CML TIMING 100MS X YES NO To...

Page 81: ...LATCH CURRENT X YES NO Setting Toggle X TYPE1 TYPE2 X OFF ON Setting X 2 1 0 1 2 28 MEDIA TYPE X YES NO Setting X M MH H 30 NSF SWITCH X YES NO Setting Toggle X ID TSI 31 ID TSI PRIORITY X YES NO Sett...

Page 82: ...l setting items and their purposes Each F P can be accessed by entering the corresponding function number on Function Program ming The detailed procedure of the initial setting items will be explained...

Page 83: ...2 digits for each location number With ten key pad Max 40 digits for one operation The number of dialling digits can be expanded to longer digit numbers by chaining any number of the above 1 2 and 3 T...

Page 84: ...This group setting makes broadcast operation simple In addition to fax numbers an alpha numeric name can be assigned to each of one touch keys and two digit dial codes 01 to 70 Any location ID can be...

Page 85: ...d the total number of specified time which is different according to the machine When multiple locations are specified for one broadcast 1 The fax prints a broadcast entry report if specified in opera...

Page 86: ...n can be read into the memory even while the fax is engaged in another memory transmis sion reception in the ECM or non ECM mode 1 Operation of memory transmission while the fax is en gaged in a commu...

Page 87: ...ing Transmission Transmission after scanning During Scanning Dialling and Calling During TX Dialling and Calling Reception and print Residual Print Processing Memory reception ON HOOK Call Reception F...

Page 88: ...NO Power on while holding COPY key down DELAYED TX DATE 07 01 YES NO Memory reception In case of no Toner No paper Memory only reception OT1 PRINT MEMORY MSG YES NO OT2 NO MAIL BOX NO OT3 RELAY PASSWO...

Page 89: ...are in the memory MESSAGE IN MEMORY is indicated on the LCD This function transmits a Confidential marked message to any one of 64 predesignated mailboxes provided in a distant machines To program th...

Page 90: ...lear operation CHANGE DRUM in LCD is displayed However the drum counter clear is possible even if the drum is not at the end of its lifespan 2 Toner counter This counter provided to serviceman to chec...

Page 91: ...ers alphabetic numeric and symbolic Grouping some one touch keys and some two digit auto dial codes to which telephone numbers have been assigned Five group programming are available The group program...

Page 92: ...tion 2 SENDER ID Registration of sender ID alphabetic numeric and sym bolic in 32 digits 3 CALL BACK NO Registration of telephone number for call back message alphabetic numeric and symbolic in 20 dig...

Page 93: ...uld be started See Appendix I FAX2NET Function The following FAX2NET services are avilable 1 Web Retrieval Web Retrieval is a function available for a Web printing request to FAX2NET server by using a...

Page 94: ...or disables the automatic error report printing when transmission error occurs Excepts for service bit 0 ON Printing the error report OFF Disables this function Enables or disables the automatic prin...

Page 95: ...EX FINE NORMAL EX FINE DARK EX FINE LIGHT PHOTO NORMAL PHOTO DARK PHOTO LIGHT STD NORMAL Specifies the time for which the fax alerts an operatoronreceptionofacallinthetelephone fax automatic swichover...

Page 96: ...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 OFFselectable Switches the transmission mode between the memory and...

Page 97: ...r all the document read in memory When Memory Full occurs during reading docu ments and operator time out occur all the readout data must be deleted OFF setting or all the data must be sent ON setting...

Page 98: ...es the reduction of the horizontal scanning direction ON Reduction printing 216 mm to 203 mm Reduction rate is shown as below Copy 27 Width Reduction 28 One touch keys parameter Reception message OFF...

Page 99: ...o 9 in the standby mode In case of no message in memory Press key Enter two digit function number then the display will show the set item corresponding to the number entered If you want to set up all...

Page 100: ...X OFF ON Setting Toggle Setting Toggle X OFF ON Setting Toggle X OFF ON Image in MCF 04 IMAGE IN MCF X YES NO Setting X OFF LOW HIGH Setting X T R RX OFF X OFF ON Setting RESOLUTION ORIGINAL Setting...

Page 101: ...GL 14 OTHER User language 14 USER LANGUAGE X YES NO Setting X ENG Other Setting Toggle X OFF ON DRC 16 REMOTE RECEIVE X YES NO 1 7 Memory and feeder selection 17 MEM FEEDER SW X YES NO 1 8 1 9 2 0 2 1...

Page 102: ...X YES NO 2 3 2 4 2 5 2 6 28 ONE TOUCH PARAM YES OT NO To FUNCTION NO ECHO PROTECTION X YES NO One touch key pressed Setting Toggle X OFF ON FAX SPEED X YES NO Setting X 4 8k 9 6k 14 4k Memory full sav...

Page 103: ...responding bit of XPARA of national code is set to off Ring response and or Distinctive ring is bypassesd as follows STD NORMAL STD DARK STD LIGHT FINE NORMAL FINE DARK EX FINE NORMAL FINE LIGHT EX FI...

Page 104: ...uch key No 9 in the standby mode In case of no message in memory Press key enter using the ten key pad Enter 11 using the ten key pad Press key until the setting you want is displayed then press key T...

Page 105: ...OFF or ON DIAL PREFIX ENTER 4DIGITS DIAL PREFIX 0 YES NO Available for USA INT L GBR IRL FIN DEN GER HUN TCH POL SUI AUT BEL FRE POR ESP ITA GRE AUS NZL SIN HNG LTA and MEX MF or DP IN CASE of 4 SPAC...

Page 106: ...dial rate Pulse make ratio Pulse dial type MF duration PBX line Dial Flash Earth Normal Dial tone detect Auto start NATIONAL CODE SUI AUT BEL HOL FRE POR ESP ITA GRE AUS NZL SIN HNG LTA MEX Redial tr...

Page 107: ...07 01 1998 12 33 YES NO 0 9 To bring the LCD up to the desired message press SELECT FUNCTION key once and one touch key No 9 in the standby mode In case of no message in memory Enter 3 using the ten k...

Page 108: ...TX TIME 12 34 YES NO SELECT LOCATION OKI TAKASAKI YES START NO LOC PRINT MEMORY MSG YES NO MEM AVAILABLE 080 SCANNING 01 TX PREP ACTIVATED OKI TOKYO SENDING 144 OKI TOKYO RECEIVING 144 OKI TOKYO RECE...

Page 109: ...nce and one touch key No 9 in the standby mode In case of no message in memory Enter 4 using the ten key pad The display shows Press key NO TSI CSI ID SENDER ID NO_ ID NO 03 3404 7123_ ID NO 03 3404 7...

Page 110: ...4 2 66 Operations The display shows Press key NO 03 3404 7123 ID OKI NO CALL BACK NO NO _ NO 03 3404 7765_ 1 03 5 Example START Continued from the previous page Example 3 SEC LATER START START Press k...

Page 111: ...no message in memory The display shows Press key 1 FUNC PROGRAMMING YES NO 1 9 2 DIAL PARAMETER YES NO 1 7 Press OT9 Enter 2 using the ten key pad 2 To DIAL PARAMETERS 1 Not all of the following dial...

Page 112: ...Earth Normal F or E or N 12 Auto start OFF or ON Continued from the previous page IN CASE of 4 SPACE 0 9 or SPACE 13 Dial prefix DIAL PREFIX will be included SPACE 10 PBX line OFF or ON REDIAL TRIES 2...

Page 113: ...ON MF 10 33 N 85 OFF N OFF OFF 2 3 ON ON MF 10 39 N 100 OFF N OFF OFF 2 6 ON ON MF 10 33 N 75 OFF FLASH OFF OFF 3 3 OFF ON MF 10 39 N 100 OFF N ON OFF 3 3 ON ON MF 10 33 N 85 OFF N OFF OFF 2 3 ON ON...

Page 114: ...ON Enable OFF Disable Selects the busy tone detection ON OFF selectable ON Enable OFF Disable Selects dialling by multi frequency or dial pulse Selects the dialling pulse rates for the line 10 pps 16...

Page 115: ...NOSIS YES NO 1 8 1 SELF DIAGNOSIS EXCUTING CPU PROG XXXX XXXX 1 SELF DIAGNOSIS PRINTING Press key Press key for cheking and test printing An example of printed data is shown in Figure 2 9 4 Version in...

Page 116: ...N AA00 HASH OK DACD CPU RAM OK PROG VERSION AA00 HASH OK 3142 LANGUAGE VERSION LL10 HASH OK 3F06 DEFAULT VERSION DD10 HASH OK A683 1 RAM1 2 5M OK 2 RAM2 OK DEFAULT TYPE 01 07 01 1998 10 30 1 marked it...

Page 117: ...ne number of the remote machine by the ten key pad 4 Make sure that the telephone number of the remote machine is shown on the display 5 Press the START button 6 Typical message transmission flow is d...

Page 118: ...G 3 4 5 4 2 1 1 1 C A L L I N G DIS RECEIVED NO PRESS START KEY YES O K I T A K A S A K I D I A L I N G O K I T A K A S A K I 0 2 7 3 5 6 7 8 9 0 Manual TX CSI RECEIVED 3 3 4 5 4 2 1 1 1 S E N D I N G...

Page 119: ...CEPTION COMPLETED RECEIVED DCN NO YES LOCAL PROBLEM OCCURRED RESULT OK COMMUN ERROR YES NO CO VE R O PE N EXAMPLES NO XX XX XXX ABOUT 1 SEC STANDBY CONDITION STANDBY CONDITION MANUAL RX START OFF HOOK...

Page 120: ...40672201TH Rev 4 CHAPTER 3 BRIEF TECHNICAL DESCRIPTION...

Page 121: ...oner supply roller PWU board Toner cartridge Transfer roller Paper registration Resist roller Paper supply Hopping roller Paper tray PWU board Paper eject Fusing Cleaning Transfer Image production dev...

Page 122: ...of the drum begins 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 im...

Page 123: ...ide of the paper from the transfer roller The toner is attracted by the positive charge and is transferred to the paper The toner charged negative that is attracted to the Image drum surface is trans...

Page 124: ...s The following Figure 3 2 1 provides a general description Figure 3 2 1 Actual EP Process 5 Heater roller 6 Cleaning roller 1 Charge roller 2 LED head Back up roller 4 Transfer roller Recording paper...

Page 125: ...three units constitute the facsimile transceiver machine Main control board MCNT R51 Network control unit board NCU UNC WN5 DN5 FN5 Operation panel assembly unit OPE O4W Power supply unit POW UNIT MPW...

Page 126: ...UTCH FUSER S MOTOR PC1 PC2 CIS SPEAKER PRT SCAN CN1 CN CN2 CN CN3 CN7 CN6 CN1 CN1 CN5 CN4 CN3 CN CN CN CN2 CN1 CN CN CN13 CN CN12 CN2 CN1 CN3 CN CN CN9 CN CN10 CN1 CN2 CN3 CN CN CN CN CN CN CN MPW1446...

Page 127: ...Heater Paper exit ID unit LED head Scanner block Roller ADF Separation rubber OPE board Roller Scan Document exit Manual paper feeder inlet Image sensor Roller Hopping Printer block MCNT PSU HV NCU R...

Page 128: ...40672201TH Rev 4 CHAPTER 4 MECHANICAL DISASSEMBLY AND REASSEMBLY...

Page 129: ...When handling items such as printed circuit boards do not wear gloves that are likely to generate static electricity 7 Using a wrist band connected to the ground will protect semiconductors on printed...

Page 130: ...emarks Philips screw driver M Flat screw drivers S Philips screw driver S Radio pliers Nippers Multimeter 1 2 3 4 5 6 7 1 1 1 1 1 1 1 Short ciucuit test 4 3 How to Disassemble and Reassemble This sect...

Page 131: ...rd Power supply Unit 4 3 6 Unit OPE Panel 4 3 3 Plate Assembly Scanner R 4 3 5 Item number for detailed description Cover Rear 4 3 2 ID Unit 4 3 2 Cover Main 4 3 2 Board NCU 4 3 2 Holder LCD 4 3 3 Mot...

Page 132: ...Sensor Assy 4 3 17 Plate Side M Gear Idle 4 3 11 Hopping Shaft Assy 4 3 16 Separation Plate 4 3 3 Printer Unit Assembly 4 3 3 Drive shaft E and Eject Roller 4 3 13 High voltage Power Supply TLHV OLHV...

Page 133: ...4 5 40672201TH Rev 4 Appearance of the OKIOFFICE84 OKIFAX 4500 FX051 CP4 Fig 01...

Page 134: ...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...

Page 135: ...bly procedure a Open the cover assembly top by raising b Take out the ID unit from the equip ment c Cover Rear Remove the Cover Rear by removing the screw 1 and the part of the fixing hooks 4 ID unit...

Page 136: ...cedures e First move the center of Guide paper L and R of Holder assembly and then open the Cover Main from the rear side f Board NCU Remove the Board NCU by removing the two screw 3 and disconnect th...

Page 137: ...out the disassembly pro cedure up to the point of the 4 3 2 Item e Cover main b Dismount the Printer Unit See Section 4 3 18 c Open the OPE panel assembly d OPE panel assembly Remove the OPE panel ass...

Page 138: ...ssembly Sensor Remove the Plate Support by remov ing the two screws1 Note Just fitting to two bossess c Remove the two springs L and R d Remove the Roller Assembly Sensor by removing the Gear Z31 2 Re...

Page 139: ...Disassembly procedure a First carryoutthedisassemblyproce dure up to the point of the 4 3 2 and 4 3 3 b Dismount the Printer Unit See Section 4 3 18 c Remove the Frame assembly Scan ner L by removing...

Page 140: ...Speaker g Remove the Plate Assembly Scanner R and Plate 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 RemovetheCIS c...

Page 141: ...or PC1 PC2 2 Reassembly procedure Reverse the disassembly procedures After disconnecting the two connec tors remove the photo coupler sen sors PC1 and PC2 on the Plate Scan ner B by pressing the latch...

Page 142: ...Main etc b Board R51 Disconnect the all connectors c RemovetheBoard R51byremov ing the five screws d Power Supply Unit Disconnect the all connectors e Remove the Power Supply Unit by removing the scre...

Page 143: ...Paper guide R Papr guide L Hopper spring Resistration roller Drive shaft E eject Idle gear heat Slide plate M Tension plate Hopping shaft assy Magnet H hopping shaft Roller holder Hopping roller Toner...

Page 144: ...er assembly top by rais ing 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 R...

Page 145: ...sconnectallthecables3and4from high voltage power supply board HV P2H anddismounthigh voltagepower supply board Caution Note the following when assembling the high voltage power supply board Mount the...

Page 146: ...r MAIN b Dismount the Bracket Package c Dismount the Holder Paper d Unlock and dismount the Guide Pa per L and Guide Paper R e RemovetheclawanddismountSpring Holder f RemovetheclawanddismountSpring St...

Page 147: ...of the 4 3 2 ID Unit Cover Rear Cover NCU and Cover MAIN b Removetwoscrews 1andtwoclaws then dismount Plate Side M c Dismount Plate Earth two idle gears P idle gear M idle gear 3R idle gear 2R idle g...

Page 148: ...the 4 3 2 ID Unit Cover Rear Cover NCU and Cover MAIN b Move registration roller to the right and dismount it by lifting Two regis tration bearings also come off at the same time Take care not to los...

Page 149: ...r Cover NCU and Cover MAIN 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 Di...

Page 150: ...arts in heat assembly a Dismount heat separator b Removescrew3anddismounttermi nalplate Handleheatassemblycare fully because Halogen lamp comes off c Turn left and right heat bearings in the arrow dir...

Page 151: ...r MAIN b Dismountthehigh voltagepowersup ply board See Section 4 3 9 c Dismount heat assembly See section 4 3 14 d Dismount the engagement with the left ground then pressure roller B TwobearingBUsandt...

Page 152: ...tion 4 3 10 d Dismount the sheet guide See Section 4 3 11 e Dismount the side plate M See Section 4 3 11 f Raise up roller holder slide hopping shaft assembly and dismount roller holder and hopping ro...

Page 153: ...high voltagepowersup ply board See Section 4 3 9 c Dismount the paper holder assembly See Section 4 3 10 d Dismount the heat assembly See Section 4 3 14 e Dismount the drive shaft E See Section 4 3 13...

Page 154: ...ble Flat from connector on R51 Board M CNT c Pull out the Holder Assy d Dismountthehigh voltagepowersup ply board See Section 4 3 9 e Disconnect cable 1 and 2 from connectoronBoard R51 M CNT and disco...

Page 155: ...40672201TH Rev 4 CHAPTER 5 ADJUSTMENTS...

Page 156: ...1 1 0 1 0 0 0 0 1 0 0 1 0 1 0 1 0 0 1 0 1 1 0 1 1 0 0 0 1 1 0 1 0 1 1 1 0 0 1 1 1 1 1 1 1 1 1 1 1 1 1 0 1 1 1 0 1 1 1 1 0 0 1 1 0 1 1 1 1 0 1 0 1 1 0 0 1 1 1 0 0 0 1 0 1 1 1 1 0 1 1 0 1 0 1 0 1 1 0 1...

Page 157: ...B Measurement point R51 board CN7 12 pin and ground terminal Specification 5 2V 4 3 5V DC Voltage Measurement point R51 board CN7 2 3 pin and ground terminal Specification 5 1V 4 4 8V DC Voltage Measu...

Page 158: ...hapter 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 5 Turn AC...

Page 159: ...40672201TH Rev 4 CHAPTER 6 CLEANING AND MAINTENANCE...

Page 160: ...ITU T document 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 4 500 sheets 1 page job 8 000 sheets 3...

Page 161: ...rations and misfeeds will be less than one in 500 operations for all specified recording paper The MTBF for the overall machine will exceed 3 000 hours of actual operation The MTBF will be measured at...

Page 162: ...every one year Clean the surface of the head by moving the tissue paper back and forth several times Clean the inside of the printer unit by using a cloth moisturized with cold water Apply silicone g...

Page 163: ...40672201TH Rev 4 6 4 Fifure 6 2 Parts of Routine Inspection Document P a p e r Paper exit ID unit 5 LED head 2 Roller ADF 4 Separation rubber 1 Roller Scan Document exit 3 Image sensor 6 Printer block...

Page 164: ...g Key Key Key Key Note Clear Operation No of print counter and scan counter pages will appear but cannnot be cleared by user User can clear only DRUM counter After having cleared the drum counter warn...

Page 165: ...key key TONER COUNT CLEAR NEXT key key End of programming 1 second Flash memory writing The display shows Operations To bring the LCD up to the desired message press SELECT FUNCTION key once and one t...

Page 166: ...as been set ON The display shows Operations To bring the LCD up to the desired message press SELECT FUNCTION key once and one touch key No 7 in the standby mode In case of no message in the memory Pre...

Page 167: ...FUNCTION key once and COPY key twice in the standby mode In case of no message in the memory Press key Press key Press key to activate self diagnosis Figure 6 5 1 shows the printed data TECH PROGRAMM...

Page 168: ...U ROM In case CPU ROM is good HASH OK In case CPU ROM is not good HASH NG CPU RAM In case CPU RAM is good OK In case CPU RAM is not good NG g PROG VERSION PROG In case PROG is good HASH OK In case PRO...

Page 169: ...DACD CPU RAM OK PROG VERSION AA00 HASH OK 3142 LANGUAGE VERSION LL10 HASH OK 3F06 DEFAULT VERSION DD10 HASH OK A683 1 RAM1 2 5M OK 2 RAM2 OK DEFAULT TYPE 01 07 01 1998 10 30 1 marked item is shown fo...

Page 170: ...image sensor The display shows TECH PROGRAMMING YES 1 5 NO Operations To bring the LCD up to the desired message press SELECT FUNCTION key once and COPY key twice in the standby mode In case of no mes...

Page 171: ...ion Check that the followings do not occur Document skew Multiple document feeding No feeding Enter 2 2 SENSOR CALIBRATION YES NO 1 8 2 SENSOR CALIBRATION PLEASE SET DOCUMENT 2 SENSOR CALIBRAION CALIB...

Page 172: ...mode In case of no message in memory Press key Observe and check that LEDs are blinking All LEDs will be sequentially turned on for one second in the following order 3 Press key Press key Enter 3 Star...

Page 173: ...twice and key twice In case of no message in memory 1 SELF DIAGNOSIS YES NO 1 8 4 Press key Enter 4 CML relay off CML relay on 4 TONE SEND TEST YES NO 1 8 4 TONE SEND TEST 2100HZ SENDING After the ch...

Page 174: ...o the desired message press SELECT FUNCTION key once COPY key twice and key twice In case of no message in memory 1 SELF DIAGNOSIS YES NO 1 8 5 Press key Press key All zero data will be continuously s...

Page 175: ...ST YES NO 1 8 5 MODEM SEND TEST TX The display shows MODEM rate e g 9 6K means 9600 bps Test time minute second Press STOP key CML relay goes off TX Side RX Side All 0 Data Press key CML relay operate...

Page 176: ...ring the LCD up to the desired message press SELECT FUNCTION key once COPY key twice and key twice In case of no message in memory 1 SELF DIAGNOSIS YES NO 1 8 6 Press key Press key Enter 6 For detail...

Page 177: ...emory 1 SELF DIAGNOSIS YES NO 1 8 7 7 MF TONE SEND TEST YES NO 1 8 Press key Enter 7 Press 1 2 3 4 5 6 7 8 9 0 or key MF tone corresponding to the key pressed will be sent until the next key is presse...

Page 178: ...ey once COPY key twice and key twice In case of no message in memory 1 SELF DIAGNOSIS YES NO 1 8 8 8 TONE TEL FAX TEST YES NO 1 8 8 TONE TEL FAX TEST TONE SENDING Press key Enter 8 After the test pres...

Page 179: ...ION OT MEMORY AVAIL 100 Press one touch key No 6 Printing 1 ACTIVITY REPORT YES NO 1 6 6 PROTOCOL DUMP YES NO 1 6 PROTOCOL DUMP PRINTING FUNCTION Enter 6 Press key OT6 5 6 13 Protocol Dump Data Printi...

Page 180: ...00 00 00 00 00 00 00 00 00 00 00 00 RX DIS FF CB 01 00 73 17 22 00 00 00 00 00 00 00 00 00 00 00 00 00 DTC 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 DCS 00 00 00 00 00 00 00 00 00 00...

Page 181: ...FAX MSG RTC PPS EOP FD F4 MCF 31 DCN DF Preamble 4 Analysis from the data The printed out data permits to analyze G3 facsimile communication protocol signals between two facsimile machines Figure 6 13...

Page 182: ...Identification DCS 41 C1 Digital 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...

Page 183: ...ALL DATA CLR YES NO 1 3 2 LOCATION DATA CLR YES NO 1 3 Operations Press SELECT FUNCTION key COPY key twice In case of no message in the memory 3 CONFIG DATA CLR YES NO 1 3 ARE YOU SURE YES NO CLEAR En...

Page 184: ...t indicates one of the codes of 90XX should a communication terminates on abnormal status as an error code 4 Besides the above codes of 90XX the following codes are prepared for identifying an abnorma...

Page 185: ...ability 21C0 In Closed Network setting TSI CIG CSI 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 transm...

Page 186: ...of 49E1 Fall back in Phase C is not possible 60A0 Broadcast completed 6803 DCN received in response to NSF DIS without sending a single picture 9080 Pressed STOP key 9081 T1 time out 9082 T2 time out...

Page 187: ...40672201TH Rev 4 CHAPTER 7 TROUBLESHOOTING AND REPAIR FOR OKIOFFICE84 OKIFAX 4500...

Page 188: ...YS4111 5656P001 4YS4111 5657P001 4YS4111 5658P001 4YS4111 5659P001 4YS4111 5660P001 4YS4111 5661P001 4YS4111 5662P001 4YS4111 5663P001 4YS4111 5664P001 4YS4111 5665P001 4YS4111 5666P001 4YS4111 5667P0...

Page 189: ...inting test failure V V 7 5 7 5 No local copy V V 7 6 7 6 Auto dial failure V 7 7 7 7 Transmission problem V 7 8 7 8 Auto reception failure V 7 10 7 9 Reception problem V 7 11 7 10 Sensor calibration...

Page 190: ...l OK Yes Auto reception OK Yes Reception problem No Start Verify symptom Go to 7 2 No LCD operation Go to 7 3 ALARM LED on No Replace MCNT and or OPE O4W unit Go to 7 4 Printing test failure Replace F...

Page 191: ...Solved Start Return to section 7 1 No 5V SUB at Pin 12 of CN7 R51 No Check MPW1446 1546 MCNT R51 boards and their connectors No Replace MCNT Yes Replace OPE UNIT O4W Check MCNT board and the cable bet...

Page 192: ...pler of board 3 Replace MCNT board No Yes End Yes No Yes Press STOP key TONER LOW alarm DOCUMENT JAM alarm 1 Check that the document transport path up to PC2 is normal 2 Check PC2 3 Replace MCNT board...

Page 193: ...7 5 40672201TH Rev 4 7 4 Printing Test Failure Start Yes Perform SELF DIAGNOSIS Replace MCNT Board Go to 7 22 printer unit End No Print test OK No Yes Solved No Return to section 7 1...

Page 194: ...2 Replace MCNT board 3 Check the mechanical portion Scan motor etc 1 Check PC2 2 Replace MCNT board 1 Check 8 volt supply from PWU See 5 2 1 2 Replace MCNT board 3 Replace the contact image sensor as...

Page 195: ...en lifting up your handset Check pulse dial tone dial dial rate etc Check closed network Return to section 7 1 Hang up external telephone set Manual dial OK DIALING on LCD TELEPHONE BUSY on LCD Note 1...

Page 196: ...with a remote station Solved Start Step 1 Return to section 7 1 Set MH ONLY Technical function No 12 to ON Set HIGH SPEED MODEM RATE Technical function No 13 to 4800 bps Step 2 Solved Yes Adjust send...

Page 197: ...nal to protect the training signal against echo as follows A No TX Yes The hardware of the troubled fax machine may be damaged Go to 7 13 High speed Modem Test to localize the cause Check the line and...

Page 198: ...en a call arrives Return to section 7 1 Replace MCNT Board Manual reception OK Solved Ringing signal is detected at Pin 4 of CN3 NCU Replace NCU Board Solved Check that the ringing signal meets the sp...

Page 199: ...with a remote station Solved Start Step 1 No Return to section 7 1 Set MH ONLY Technical function No 12 to ON Set HIGH SPEED MODEM RATE Technical function No 13 to 4800 bps Step 2 Solved Yes Adjust e...

Page 200: ...ning step 1 4 A No Yes The hardware of the troubled fax machine may be damaged Go to 7 13 High speed Modem Test to localize the cause Check the line and the network Note Even if the high speed modem t...

Page 201: ...form SENSOR CALI BRATION See 6 6 No Abnormal feeding is observed during SCANNING CHECK Check that white plain bond paper of NA Letter or A4 size is loaded on the feeder Checking Points Go to 7 18 No d...

Page 202: ...If not solved replace CPU of OPE unit Checking Points Yes Yes No End All LEDs light Any LED does not light ALARM LED lights DARK LED lights NORMAL LED lights LIGHT LED lights STD LED lights FINE LED l...

Page 203: ...oss Pin A8 B8 S and Pin A12 B12 0V of CN10 MCNT Replace MCNT board Replace WN5 Board Solved Replace MCNT Board Signal route IC8 26 to 33 D0 to D7 IC8 1 2 IC12 7 S CN10 A8 B8 S Signal route CN3 15 16 T...

Page 204: ...s L1 and L2 Perform H MODEM SEND TEST for the transmitter and H MODEM REC TEST for the receiver See Fig 6 9 1 No Solved Yes Replace WN5 Board Replace MCNT Board TX End Signal route CN3 15 16 1 3 1 CN1...

Page 205: ...Receiver Return to section 7 1 No Yes Replace MCNT Board RX End Receive signal appears across L1 and L2 Replace MCNT Board A Possible cause CML signal Yes Replace NCU Board Yes Solved Check the line S...

Page 206: ...0V of MCNT Board Replace MCNT Board Replace WN5 Board Solved Replace MCNT Board Signal route CN3 15 16 T1 3 1 CN1 3 4 End No Yes Yes No Return to section 7 1 Connect oscilloscope probe across the lin...

Page 207: ...Replace WN5 Board Solved Replace MCNT Board Signal route CN3 15 16 T1 3 1 CN1 3 4 End No Yes Yes No Return to section 7 1 Connect oscilloscope probe across the line terminals L1 and L2 Perform TONE T...

Page 208: ...as been set to OFF Replace MCNT Board The signal appears Replace the speaker Connect oscilloscope probe across CN8 01 SP and CN8 02 AG MONITOR VOLUME Function program No 06 has been set to LOW or HIGH...

Page 209: ...01TH Rev 4 7 17 Power Supply Unit A Low voltage Selection Replace 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...

Page 210: ...No Yes Leading edge of document s is curled Yes Too thick document s 0 15 mm Yes Too many document s 20 A4 Yes Are there bits of paper or adhesive tape on the document transport route Check PC1 and t...

Page 211: ...gn them Yes No Definition Multiple document feeding Multiple documents are not separated and they are fed in the same one feeding operation After pushing the separation rubber assembly does it return...

Page 212: ...idth Check points 1 Adhesive such as paste tape etc on the surface of the documents 2 The leading edges of the documents are rugged due to paste etc Yes The thickness of the document The documents are...

Page 213: ...e springs After pushing them by fingers do they return back to the original positions Are roller scan dirty Set them properly Clean it Clean it No No Are roller scan worn or slippery Replace it No Is...

Page 214: ...ed thickness or copy the documents with an office copy machine and use the copy For 3 cut the leading edge or copy the documents with an office copy machine and use the copy For 5 use documents of the...

Page 215: ...nt part EP unit been replaced properly 3 Is the recording paper normal 4 Has the EP unit been loaded properly 2 Tips for correcting image troubles 1 Do not touch or bring foreign matter into contact w...

Page 216: ...ause of its life Engine errors Cover open Image drum alarm Trouble Troubleshooting flow chart number 1 Recording paper jam error Paper cassette request Daily status The cover cover top is open Engine...

Page 217: ...ubleshooting flow chart 1 Is the cover open switch connector out of position Connect the cover open switch connector See ACTION 2 Yes Solved Return to section 7 1 1 No Yes Close the cover No COVER OPE...

Page 218: ...ted properly See ACTION 4 Yes Does the CHANGE DRUM SOON message remain on display No Turn on power again No See ACTION 3 Mount it properly Yes CHANGE DRUM SOON Warning message to replace ID unit becau...

Page 219: ...40672201TH Rev 4 See ACTION 6 Yes Does the PRINTER ALARM 2 message remain on display No Turn on power again See ACTION 5 PRINTER ALARM 2 Engine controller error ROM RAM error Troubleshooting flow cha...

Page 220: ...again Yes See ACTION 7 Is the fuser unit heater off Is the PRINTER ALARM 4 message displayed with a delay Is the heater free from wire breakage See ACTION 8 See ACTION 6 See ACTION 7 See ACTION 9 No...

Page 221: ...N 13 See ACTION 10 See ACTION 11 Yes Is the paper tray loaded properly Load it properly No Is the paper of specified size Replace with paper of the specified size No See ACTION 12 Does the error occur...

Page 222: ...r tray been loaded See ACTION 14 Yes No Load it Is recording paper out Load recording paper No Yes PAPER OUT JAM REPLACE PAPER No recording paper on the tray Troubleshooting flow chart 6 No recording...

Page 223: ...LY UNIT board 5 Check PWU 6 7 Check thermister resistance of about 200 kilo ohms at room temperature and about 140 kilo ohms at high temperature POWER SUPPLY UNIT Check connection between the PWU and...

Page 224: ...hole Troubleshooting Flow Chart No Fig 7 The blank background is smeared Fig 8 Blank paper is output Fig 9 Black belts or black stripes in vertical direction Fig 10 Periodic abnormal printing Fig 11 S...

Page 225: ...the contact plate of the transfer roller in contact with the contact assembly properly Clean the lens Install the LED print head properly No Is toner low Supply toner Yes Is paper of OKI specified gr...

Page 226: ...of the cleaning roller of the EP unit in contact with the contact assembly properly Adjust the contact of the cleaning roller to contact the contact assembly properly Yes Blank paper is output Set the...

Page 227: ...7 39 40672201TH Rev 4 Black belts or stripes in the vertical direction Replace the LED print head or Power Supply Unit Solved End Yes No Replace the EP Unit Troubleshooting flow chart 10...

Page 228: ...EP drum inside EP unit failure Replace the EP unit Tonner supply roller inside the EP unit failure Replace the EP unit No Yes Yes 1 98 50 3 mm period 2 46 62 5 mm period Replace the Back up roller No...

Page 229: ...1TH Rev 4 Yes Some parts not printed Clean it Is the transfer roller dirty Check EP unit or Power Supply Unit No Is the print paper folded bent or scratched Replace the paper Yes No Troubleshooting fl...

Page 230: ...contact plate of the transfer roller in contact with the contact assembly properly Make proper contact of the contact plate with the contact assembly Replace the transfer roller Solved End Is the LED...

Page 231: ...Tension 2 5 kg Yes No Repair the pressure roller spring Poor fusing Is the paper OKI specified grade No Use paper of OKI specified grade Is the contact of the fuser unit contacted with the contact ass...

Page 232: ...40672201TH Rev 4 CHAPTER 8 DIPSWITCHS SETTING TABLES...

Page 233: ...S4 OFF OFF OFF OFF OFF OFF OFF OFF OFF OFF OFF OFF OFF OFF OFF OFF OFF OFF OFF OFF OFF OFF OFF OFF OFF 2 OFF OFF Finland The Netherlands Ireland Portugal New Zealand Australia Remarks Dip switch No B...

Page 234: ...ing with red oil ink Put short plug 40095701 into designated connector For detail see the figure below 220 275 370 600 ON 1 ON 1 ON 1 2 2 3 4 5 6 2 B S P X 1 N L S F AUS X 2 IRL I N Z X 3 N G R S P X...

Page 235: ...ing with red oil ink Put short plug 40095701 into designated connector For detail see the figure below 220 275 370 600 ON 1 ON 1 ON 1 2 2 3 4 5 6 2 B S P X 1 N L S F AUS X 2 IRL I N Z X 3 N G R S P X...

Page 236: ...ing with red oil ink Put short plug 40095701 into designated connector For detail see the figure below 220 275 370 600 ON 1 ON 1 ON 1 2 2 3 4 5 6 2 B S P X 1 N L S F AUS X 2 IRL I N Z X 3 N G R S P X...

Page 237: ...ing with red oil ink Put short plug 40095701 into designated connector For detail see the figure below 220 275 370 600 ON 1 ON 1 ON 1 2 2 3 4 5 6 2 B S P X 1 N L S F AUS X 2 IRL I N Z X 3 N G R S P X...

Page 238: ...king with red oil ink Put short plug 40095701 into designated connector For detail see the figure below 220 275 370 600 ON 1 ON 1 ON 1 2 2 3 4 5 6 2 B S P X 1 N L S F AUS X 2 IRL I N Z X 3 N G R S P X...

Page 239: ...rking with red oil ink Put short plug 40095701 into designated connector For detail see the figure below 220 275 370 600 ON 1 ON 1 ON 1 2 2 3 4 5 6 2 B S P X 1 N L S F AUS X 2 IRL I N Z X 3 N G R S P...

Page 240: ...king with red oil ink Put short plug 40095701 into designated connector For detail see the figure below 220 275 370 600 ON 1 ON 1 ON 1 2 2 3 4 5 6 2 B S P X 1 N L S F AUS X 2 IRL I N Z X 3 N G R S P X...

Page 241: ...king with red oil ink Put short plug 40095701 into designated connector For detail see the figure below 220 275 370 600 ON 1 ON 1 ON 1 2 2 3 4 5 6 2 B S P X 1 N L S F AUS X 2 IRL I N Z X 3 N G R S P X...

Page 242: ...ing with red oil ink Put short plug 40095701 into designated connector For detail see the figure below 220 275 370 600 ON 1 ON 1 ON 1 2 2 3 4 5 6 2 B S P X 1 N L S F AUS X 2 IRL I N Z X 3 N G R S P X...

Page 243: ...king with red oil ink Put short plug 40095701 into designated connector For detail see the figure below 220 275 370 600 ON 1 ON 1 ON 1 2 2 3 4 5 6 2 B S P X 1 N L S F AUS X 2 IRL I N Z X 3 N G R S P X...

Page 244: ...king with red oil ink Put short plug 40095701 into designated connector For detail see the figure below 220 275 370 600 ON 1 ON 1 ON 1 2 2 3 4 5 6 2 B S P X 1 N L S F AUS X 2 IRL I N Z X 3 N G R S P X...

Page 245: ...king with red oil ink Put short plug 40095701 into designated connector For detail see the figure below 220 275 370 600 ON 1 ON 1 ON 1 2 2 3 4 5 6 2 B S P X 1 N L S F AUS X 2 IRL I N Z X 3 N G R S P X...

Page 246: ...king with red oil ink Put short plug 40095701 into designated connector For detail see the figure below 220 275 370 600 ON 1 ON 1 ON 1 2 2 3 4 5 6 2 B S P X 1 N L S F AUS X 2 IRL I N Z X 3 N G R S P X...

Page 247: ...ascade connection Not used Ring impedance Receiving Gain Impedance matching switch Receiving Gain for Paralle pickup Ring sensitivity adjustment OFF OFF 2 ON ON ON ON ON ON ON ON ON ON OFF 3 OFF OFF 4...

Page 248: ...1 This section gives the following instruction DIP switch setting Instructions of marking with red oil ink For detail see the figure below 1 2 3 4 ON 1 2 3 4 5 6 7 8 ON D A C H X 2 X 1 Marking a porti...

Page 249: ...102 This section gives the following instruction DIP switch setting Instructions of marking with red oil ink For detail see the figure below 1 2 3 4 ON 1 2 3 4 5 6 7 8 ON D A C H X 2 X 1 Marking a por...

Page 250: ...3 This section gives the following instruction DIP switch setting Instructions of marking with red oil ink For detail see the figure below 1 2 3 4 ON 1 2 3 4 5 6 7 8 ON D A C H X 2 X 1 Marking a porti...

Page 251: ...May 17 1998 Each country s hardware parameters comparison table Dip switch No United Kingdom 1 S5 Impedance matching switch OFF 2 3 4 5 6 ON OFF ON OFF ON ON OFF ON OFF ON OFF Receiving Gain for Paral...

Page 252: ...ction DIP switch setting Instructions of marking with red oil ink Setting connector 40095601 For detail see the figure below 1 2 3 4 5 6 ON U K F X 2 X 1 Marking a portion UK with red oil ink Magnifie...

Page 253: ...on DIP switch setting Instructions of marking with red oil ink Setting connector 40095601 For detail see the figure below 1 2 3 4 5 6 ON U K F X 2 X 1 Marking a portion F with red oil ink Magnified fi...

Page 254: ...40672201TH Rev 4 Appendix A PC Board Descriptions and Operation Second Edition December 1998 Oki Data Corporation...

Page 255: ...40672201TH Rev 4...

Page 256: ...R51 Circuit Diagram Page 4 12 A3 5 A3 1 5 R51 Circuit Diagram Page 5 12 A3 6 A3 1 6 R51 Circuit Diagram Page 6 12 A3 7 A3 1 7 R51 Circuit Diagram Page 7 12 A3 8 A3 1 8 R51 Circuit Diagram Page 8 12 A3...

Page 257: ...ationships 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...

Page 258: ...uration 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 SECTIO...

Page 259: ...4 Peripheral control 1284 control CS generation I O port DMA 2ch SW AC 120V 240V AMP Speaker X tal MODEM 14 4Kbps NCU UNC WN5 DN5 FN5 OPE LED Key switch matrix OPE CPU LCD LCDC DRV T1 T2 L1 L2 A circ...

Page 260: ...r number i CPU Central processing unit D MOTOR Drum motor DRV Motor drive DRAM Dynamic random access memory IEXSEED300 Image proccessing gate array FLASH Flash memory IOGA 4 Input output gate array PC...

Page 261: ...cast etc Back up battery circuit Real time clock IC Audio monitor circuit Contact image sensor control I EXSEED300 Image data processing SRAM Memory storage for image picture data Supervision of the f...

Page 262: ...line Detection of ringing signal Detection of busy tone conjunction with Modem unit Detection of hook up signal Interface with telephone handset option Output of send data and send signals to telephon...

Page 263: ...is sent to the NCU board as the transmission data The transmis sion data S goes through the amplifier and is sent to the telephone line L1 and L2 via the transformer T1 as high speed signal 3 G3 Recei...

Page 264: ...report data is read into DRAM in 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 t...

Page 265: ...heral control 1284 control CS generation I O port DMA 2ch SW AC 120V 240V AMP Speaker X tal MODEM 14 4Kbps NCU UNC WN5 DN5 FN5 OPE LED Key switch matrix OPE CPU LCD LCDC DRV T1 T2 L1 L2 A circuit whic...

Page 266: ...ipheral control 1284 control CS generation I O port DMA 2ch SW AC 120V 240V AMP Speaker X tal MODEM 14 4Kbps NCU UNC WN5 DN5 FN5 OPE LED Key switch matrix OPE CPU LCD LCDC DRV T1 T2 L1 L2 A circuit wh...

Page 267: ...ripheral control 1284 control CS generation I O port DMA 2ch SW AC 120V 240V AMP Speaker X tal MODEM 14 4Kbps NCU UNC WN5 DN5 FN5 OPE LED Key switch matrix OPE CPU LCD LCDC DRV T1 T2 L1 L2 A circuit w...

Page 268: ...heral control 1284 control CS generation I O port DMA 2ch SW AC 120V 240V AMP Speaker X tal MODEM 14 4Kbps NCU UNC WN5 DN5 FN5 OPE LED Key switch matrix OPE CPU LCD LCDC DRV T1 T2 L1 L2 A circuit whic...

Page 269: ...ipheral control 1284 control CS generation I O port DMA 2ch SW AC 120V 240V AMP Speaker X tal MODEM 14 4Kbps NCU UNC WN5 DN5 FN5 OPE LED Key switch matrix OPE CPU LCD LCDC DRV T1 T2 L1 L2 A circuit wh...

Page 270: ...heral control 1284 control CS generation I O port DMA 2ch SW AC 120V 240V AMP Speaker X tal MODEM 14 4Kbps NCU UNC WN5 DN5 FN5 OPE LED Key switch matrix OPE CPU LCD LCDC DRV T1 T2 L1 L2 A circuit whic...

Page 271: ...ocessor DMA Direct Memory Access control Interrupt procedure control A D converter Bus state control Programmable pattern control 16 bit integrated timer pulse unit ITU Timing pattern control TPC Seri...

Page 272: ...rea report recording etc 2 DRAM RAM2 2MB x16 and RAM3 0 5MB x16 Used as follows Picture memory for the ECM send receive mode Picture memory for the memory transmission mode Picture memory for the retr...

Page 273: ...B x16 FLS IC3 Flash memory 1 MB x16 RAM2 DRAM 2 MB x16 Real time clock IC Back up battery circuit A1 to A19 MDMRD N MDWR N RTCCS D0 to D15 CASH N CASL N RASI N RAS2 N RD N WRL N Figure A3 1 2 Block Di...

Page 274: ...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 No...

Page 275: ...7 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 output from...

Page 276: ...300 bps for binary signals defined in ITU T Rec T 30 Automatic adaptive equalizer for G3 receive data with 300 bps data excluded Generation of signal tones PB tone multi frequency tone generation Dete...

Page 277: ...is loaded in the shift regis ters 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 signal...

Page 278: ...n power supply PC2 Presence of document at scanning position 3 Others NCU interface signal CML Line seizure control signal DP Dial pulse control signal SR Control signal for connection between LINE an...

Page 279: ...SMODE IRST OPECHK 5 V GND TXDOPE RXDOPE PSMODE OPRST N OPECHK 5 V 0 V 1 2 3 4 5 6 7 8 9 R51 OPE 04W 13 14 15 IOGA4 PCI N RIINT HUP N IC2 Figure A3 1 7 Interface between R51 Board and NCU Board CN10 CN...

Page 280: ...PC1 PC2 CN7 1 2 3 4 5 6 PC1V 5 V PC1 N to OPE PC1G 0 V PC2 N PC2V 5 V PC2G 0 V R51 Note PC1 presence of document on hopper PC2 presence of document at scanning position IOGA4 to OPE IC2 Figure A3 1 9...

Page 281: ...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 t...

Page 282: ...it of IEXSEED300 consists of the following blocks Setting of the excitation operation Setting of the chopping operation Setting of the motor excitating method 1 2 2 1 phase excitation a Send motor rot...

Page 283: ...lated Signals of Send Motor and Clutch Send motor M CN1 2 4 1 3 Send motor drive R51 1 2 phase excitation IC7 IEXSEED IOGA4 IC16 IC2 MTP3 MTP2 MTP1 MTP0 A1 A2 B1 B2 CN2 2 1 PJON OV Clutch drive TR508...

Page 284: ...nector CN11 that provides an interface between R51 board and Bi Centro I F Figure A3 1 12 shows the interface between R51 and Bi Centro I F PD0 to PD7 PSBN 1 AFXN 14 SLIN 36 IPRN 31 IOGA4 R51 CN11 pin...

Page 285: ...rinting Outlet sensor Toner end sensor Cover status switch The functions of various sensors are described in the following table Sensor Type PSIN N Inlet sensor This photosensor is positioned before t...

Page 286: ...PS1 1 2 3 4 PS2 1 2 3 4 PS3 1 2 3 4 PS4 1 2 3 4 WRSNS PSOUT PSIN TNR5N5 16 1 19 21 23 1 8 23 5 3 15 17 9 7 CVOPN N COVER open switch IOGA4 IC2 5V 5V CN6 CN1 R51 P2H 5V Write sensor Outlet sensor Inlet...

Page 287: ...ng overheated in event of failures in the thermister or temperature control circuit etc Figure A3 1 14 shows the fuser unit temperature control Note Heater control Temperature of the heater at the tim...

Page 288: ...ge 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 CHON 1 CH is out...

Page 289: ...ng functions Contact image sensor driver Send motor forward rotation chopping control Line buffer control 3 SRAM 32 KByte SRAM x 1 RAM1 Stores the dark light level correction data Error diffusion data...

Page 290: ...ed 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 deter...

Page 291: ...Ds KSCAN0 to KSCAN7 KSENS0 to KSENS7 DB0 to DB7 Control signals CN4 CN1 TXDOPE RXDOPE OPECHK PC1 N 1 1 R51 OPE 04W IOGA4 IOGA4 2 2 5 5 13 13 4 4 3 3 15 15 14 14 12 12 OPERST PSMODE HUP N RIINT from PC...

Page 292: ...mponents of the power supply unit cannot always be accepted Functions of unit The circuit generates the following direct currents DC based on the alternating current AC 120 V 6 15 AC 230 V 15 14 1 Low...

Page 293: ...0 2V 1 3V 0 1V 20mA 100mV 50mV 500mV 100mV 100mA 250mV 100mV 250mV 250mA 0 2 4 4A 0 0 2A 0 1 3A 0 0 1A 15 50mA 4 9 5 3V 22 8 25 2V 26 40V 6 5 12 0V 5 0 5 4V 2 3 1 8 9 12 3 Output ratings 4 Block diag...

Page 294: ...m Noise filter circuit F1 AC IN Heater OUT 26V Power Supply Circuit 5V Power Supply Circuit 8V Power Supply Circuit Heater control circuit 26V CN7 R51 24V 0V 5VS 26V 24V 0V 5V SUB 5V ACON MPON 0V 8V 5...

Page 295: ...tage and current output from the terminals must be checked and adjusted This section does not describe the checking and adjustment methods however DANGER DANGER Do Not Touch HIGH VOLTAGE You may be su...

Page 296: ...ined by switching the charging direction under the triac and thyristor 3 Feedback is not applied to these outputs However SB2 is limited by D85 and DB2 is limited by D84 so as not to provide an output...

Page 297: ...om hopping operation to feeding operation Supervises the paper running state and the paper size according to the paper arrival time and running time 3 PS3 photosensor 3 PSOUT Supervises the paper feed...

Page 298: ...igure A3 5 4 shows a block diagram of DN5 circuit 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 an...

Page 299: ...lel pickup or remote reception 7 8 E GND 9 10 sub 5 V Sub power supply for OH2 and RI detection 11 12 5 V Power supply for relays and logic circuits 13 14 5 VA 5 V power supply for analog circuit 15 1...

Page 300: ...e line with the telephone During facsimile transmission it disconnects the telephone A PP RL6 If this circuits detects MF or CNG tones without seizuring a line it sets a proper receiving sensitivity B...

Page 301: ...gram of UNC TEL1 TEL2 CN2 2 2 CN2 1 2 CN1 AR1 AR2 arresters 1 LINE SR RL2 CML RL1 7 8 C31 R5 C DP RL3 B R10 11 4 T1 E 5 Impedance matching NT PP RL6 A Receiving Sensitivity Adj R574 R504 6 R Rp S RI O...

Page 302: ...ss characteristics to meet the line requirement using the connector keys CN15 to CN45 6 Receiving sensitivity R537 R539 R837 R839 The receiving sensitivity at line hunting is determined by R539 to R83...

Page 303: ...f RL7 In TEL FAX mode the higher sensitive IC2 is used to detect the off hook state of the telephone while the main equipment is hunting a line Usually IC2 is short circuited by the CML relay 7 in the...

Page 304: ...IC5 IC7 DP DC circuit B RL3 4 3 SW S3 H MUTE 0 9 CML 7 8 SR I SW S1 3 6 Ring Detector C31 R590 C11 T1 E Impedance matching NT 5 G CN15 CN45 Receiving sensitivity Adj RL6 A R RP S RI OH2 SW S4 J IC1 D...

Page 305: ...and the MF tone receiving sensitivity at parallel pickup is determined by R537 or R639 The receiving sensitivity set using DIP switch S5 3 to S5 6 7 CML RL1 This circuit selectively switches the line...

Page 306: ...he standby state and RL7 is used for off hook detection G Impedance switches S5 1 to 5 2 These circuits set the impedance according to the line requirement S5 1 370 ohm 620 ohm 310 nF UK S5 2 600 ohm...

Page 307: ...AR2 arresters CN26 CN36 F UK CN26 CN36 MUTE IC7 R Q1 Q2 Q3 4 H 0 9 DBI DPIC5 IC6 Q C11 C31 R590 RL3 T1 C E MUTE FICC Receiving sensitivity Adj PP A G S5 1 2 6 Constant current DC current Impedance mat...

Page 308: ...tics to meet the line requirement using the S4 3 and S4 4 6 Receiving sensitivity R537 R539 R637 R639 The receiving sensitivity at line hunting is determined by R539 to R639 depending on the line impe...

Page 309: ...short circuited by the CML relay 7 in the standby state and RL7 is used for off hook detection G Impedance switches S4 3 to S4 4 These circuits set the impedance according to the line requirement S4 3...

Page 310: ...XE LINE AR 1 RL 7 IC 2 F F C 1 I IC 1 D J S1 4 S4 1 2 C31 C R590 C 11 T 1 E B RL 3 MUTE DB1 IC5 IC7 9 0 DP MUTE DC circuit 4 3 5 G S4 3 4 M IC501 1 2 S4 7 8 S4 5 6 IC501 2 2 N IC502 LPF 16 KHz R Rp S...

Page 311: ...ephone set B cannot be detected by the fax side PP Control 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 ma...

Page 312: ...40672201TH Rev 4 Appendix B Descriptions of Print Operation OKIOFFICE 84 OKIFAX 4500 Second Edition December 1998 Oki Data Corporation...

Page 313: ...40672201TH Rev 4...

Page 314: ...Print Operations for OKIOFFICE 84 OKIFAX 4500 Page B 1 Electro Photographic Processor B 1 B 2 Electro Photographic Process B 5 B 2 1 Explanation of Each Process Operation B 7 B 3 Paper Jam Detection B...

Page 315: ...B 1 shows the layout drawing of the electro photographic processor 1 Image drum unit The image drum unit makes a toner adhere to the formed electrostatic latent image with static electricity This ele...

Page 316: ...1 0 Tray printing 10 ON OFF Manual feed sensor Manual printing Feed roller Paper sensor 3 2 0 0 6 4 6 0 Transfer roller 15 000 Single tray OFF ON 9 2 6 5 0 23 18 12 72 17 23 Developing roller 14 000...

Page 317: ...If the heat roller temperature rises abnormally the thermostat of the heater voltage supply circuit functions to forcibly suspend the AC voltage supply 3 Pulse motor Main This pulse motor of 48 steps...

Page 318: ...otation of pulse motor main Roller control by pulse motor main 1 Normal rotation of pulse motor main 2 Reverse rotation of pulse motor main Drum roller transfer roller cleaning roller CH roller develo...

Page 319: ...ic electricity This adhesion causes the electrostatic latent image to change to a visible image At the same time the residual toner on the OPC drum is attracted to the developing roller by static elec...

Page 320: ...ower supply Transfer roller Cleaning roller Paper eject roller Outlet sensor Power supply Feed roller Hopping roller Heat roller Back up roller Power supply Developing roller Toner cartridge Paper hol...

Page 321: ...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 plat...

Page 322: ...ear A The hopping gear will not rotate The triple gear and transfer gear rotate via the idle gear to drive the EP unit At printing The paper is further advanced in synchronization to the print data Tr...

Page 323: ...ely charged surface of the OPC drum The surface potential of the irradiated surface attenuates to form the electrostatic latent image corresponding to the image signal OPCdrum High voltage power suppl...

Page 324: ...rum in the contact part between the OPC drum and developing roller This causes the electrostatic latent image to be changed to a visible image 5 Development The electrostatic latent image on the surfa...

Page 325: ...he reverse side by the transfer roller When a high positive voltage is applied from the power supply to the transfer roller the positive charge induced on the surface of the transfer roller moves to t...

Page 326: ...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 back up roller is pressurized to...

Page 327: ...let sensor within a 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 mm after the leading part of the paper has...

Page 328: ...Rev 4 B 14 Timing Chart for Paper Feed Tray Feed OFF Reverse rotation OFF ON Pulse motor main Electromagnetic clutch OFF ON Manual feed sensor OFF ON Paper sensor OFF ON Operation mode Warm up Paper f...

Page 329: ...ot change over two cycles T x 2 the toner sensor alarm state occurs d After the EP unit has been replaced after the drum counter has been reset Toner Low is not detected when the drum counter indicate...

Page 330: ...the high voltage power supply board to suspend 5 V supply 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 th...

Page 331: ...40672201TH Rev 4 Appendix C Circuit Diagrams and Parts List OKIOFFICE84 OKIFAX 4500 Second Edition December 1998 Oki Data Corporation...

Page 332: ...40386701BT Circuit diagram Parts list Circuit diagram Parts list Circuit diagram Parts list Circuit diagram Parts list Circuit diagram Parts list Circuit diagram Parts list Circuit diagram Parts list...

Page 333: ...I O port DMA 2ch SW AC 120V 240V AMP Speaker X tal MODEM 14 4Kbps NCU UNC WN5 DN5 FN5 OPE LED Key switch matrix OPE CPU LCD LCDC DRV T1 T2 L1 L2 A circuit which conducted by sub power supply unit at t...

Page 334: ...C 3 40672201TH Rev 4...

Page 335: ...40672201TH Rev 4 C 4...

Page 336: ...C 5 40672201TH Rev 4...

Page 337: ...40672201TH Rev 4 C 6 Reading...

Page 338: ...C 7 40672201TH Rev 4...

Page 339: ...40672201TH Rev 4 C 8...

Page 340: ...C 9 40672201TH Rev 4...

Page 341: ...40672201TH Rev 4 C 10...

Page 342: ...C 11 40672201TH Rev 4...

Page 343: ...40672201TH Rev 4 C 12...

Page 344: ...C 13 40672201TH Rev 4...

Page 345: ...40672201TH Rev 4 C 14...

Page 346: ...K73H ERJ MCRF123 3 R585 RES MET RN C R534 3235003F0152 CR RK73H ERJ MCRF152 1 RES MET RN C R643 3235003F0164 CR RK73H ERJ MCRF164 1 RES MET RN C R521 R532 3235003F0183 CR RK73H ERJ MCRF183 2 RES MET R...

Page 347: ...R562 R564 R568 R569 R571 R572 R576 R660 R530 R531 3235003J0152 CR RK73K ERJ MCRJ152 2 RES MET RN C R514 R589 3235003J0220 CR RK73K ERJ MCRJ220 10 R650 R657 RES MET RN C R62 R519 3235003J0221 CR RK73K...

Page 348: ...X R43 R44 324A1001J0209 MSF1 2B2 J 2 4KH 31051 152 RES MET 0X R505 R511 3255003P0001 CR RK73Z ERJ MCRJ 0V 7 R603 R604 RES Zero C R608 R666 R667 RM1 RM4 334A5012J0680 MNR14ABJ680 4 RES Block C C549 303...

Page 349: ...Ceramic C C623 C518 3036003Z0105 GRM LMK MCH 105Z 10V 1 CAP Ceramic C C620 303A6008Z1474 CK2012F1C474Z 16V 1 CAP Ceramic C C626 303A6008Z3104 CK2012F1H104Z 50V 1 CAP Ceramic C C28 C30 3036003K0223 GRM...

Page 350: ...alog MOSdata F IC6 7320040N0001 SM6104S1 1 Analog MOSdata S RAM3 8020003N2604 514265JP 60 1 Memory MOSDRAM S RAM2 8020003N4613 5118160JP 60 1 Memory MOSDRAM S RAM1 8040003N8303 52256CN 70LL 1 Memory M...

Page 351: ...0060 S6B PH K S 1 Connector PCB CN4 224A3531P0160 S16B PH K S 1 Connector PCB CN9 224A3535P0020 B2B EH 1 Connector PCB CN12 224A3590P0140 ZC 014 1 Connector PCB CN6 224A4134P0230 23FE BT VK N 1 Connec...

Page 352: ...H Rev 4 2 LP 7134 1 L 20mm 3 40771901 Plate Earth CTR 1 4 PSW3 4C Screw 2 issued June 1998 DCO No SR7 0120 Oki Data Corporation JAPAN PCB Assy R51 40590801BT 7 7 Rev Symbol Oki Part Number Description...

Page 353: ...40672201TH Rev 4 C 22...

Page 354: ...C 23 40672201TH Rev 4...

Page 355: ...103 RD1 4Y10K J 6 4KH 31051 127 R19 R20 RES Carbon fim R21 R26 R13 R16 321A1421J0473 RD1 4Y47K J 5 4KH 31051 127 R17 R18 RES Carbon fim R27 R28 321A1421J0474 RD1 4Y470K J 1 4KH 31051 127 RES Carbon fi...

Page 356: ...74HC126FP 1 Digital IC MOS S IC505 702A1703N0032 74HC32FP 1 Digital IC MOS S CN1 224A3531P0160 S16B PH K S 1 Connector PCB SW1 SW23 2051422P1001 KSM611B 34 SW34 SW35 Switch Push SW56 SW64 OSC 381A1048...

Page 357: ...40672201TH Rev 4 C 26 Low Voltage Low Voltage High Voltage High Voltage...

Page 358: ...C 27 40672201TH Rev 4...

Page 359: ...21 1 GR 1 Photo Coupler IC2 6520125M0001 TLP620 1 Photo Coupler IC10 760A0403M0701 2003P 1 ARRAY TR D3 4 613A1231L0252 RD20E B 2 4KH 31051 102 D Zener D13 14 613A1231L0162 RD8 2E B 2 4KH 31051 102 D Z...

Page 360: ...MET RN C RL1 2 3 2601006P1000 SY 5W K 4 RL6 Relay General T1 3613100P0001 95U 1 TFORMER LF VR2 632A0030M0011 VR 61SS 1 4KH 31051 127 SEMICO Vari JP1 3 5 8 TA 0 6 SHORT WIRE 7 L 32MM JP21 P 7 5 JP2 9 1...

Page 361: ...40672201TH Rev 4 C 30 Low Voltage secondary High Voltage primary...

Page 362: ...K3683 GRM40B683K50 50V 1 CAP Ceramic C C703 3036001K2124 GRM40B124K25 25V 1 CAP Ceramic C C803 3036001K3333 GRM40B333K50 50V 1 CAP Ceramic C CN1 2233001P0001 TM5RE2V 66 1 Connector Plug CN2 2233002P00...

Page 363: ...2 RES MET RN C R547 R551 560 R576 578 R501 323A5003J0472 RM73B2A472F 1 RES MET RN C R540 630 323A5003J0203 RM73B2A203J 2 RES MET RN C R541 323A5003J0363 RM73B2A363J 1 RES MET RN C R515 516 323A5003J02...

Page 364: ...601004P1000 BA 5W K 2 Relay General RL3 2601005P1000 JV 5 K 1 Relay General RL6 2601006P1000 SY 5W K 1 Relay General RL7 2611000P1000 ULR T10910H 1 Relay Lead T1 3613000P0001 SR 422 1 TFORMER LF TB1 2...

Page 365: ...40672201TH Rev 4 C 34 Low Voltage secondary High Voltage primary...

Page 366: ...501 506 303A6008Z2224 CK2012F1E224Z 25V 2 CAP Ceramic C C502 505 303A6008K3102 CK2012B1H102K 50V 2 CAP Ceramic C C507 303A6008K3153 CK2012B1H153K 50V 1 CAP Ceramic C C603 3036008K2124 GRM40B124K25 25V...

Page 367: ...1 2003P 1 ARRAY TR IC501 502 720A0028N0039 NJM4558M 2 Analog BIPLIN S L7 3531001J0682 LHL08TB 682J 1 Coil HF P L8 3531001J0222 LHL08TB 222J 1 Coil HF P Q3 603A1121M0010 2SD1209K 1 4LH 31420 TR NPN L F...

Page 368: ...2 RES MET RN C R539 323A5003F0113 RM73B2A113F 1 RES MET RN C R537 323A5003F0752 RM73B2A752F 1 RES MET RN C R637 323A5003F0622 RM73B2A622F 1 RES MET RN C R623 323A5003F0821 RM73B2A821F 1 RES MET RN C R...

Page 369: ...97 2 CONN PAR S1 206A1100P0400 BS4 01 1 Switch DIP S4 206A1100P0800 BS8 01 1 Switch DIP VR1 6320003M0002 ERZV ENC 10A D151 1 SEMICO Vari issued June 1998 DCO No SR3 0092 Oki Data Corporation JAPAN PC...

Page 370: ...C 39 40672201TH Rev 4 High Voltage primary Low Voltage secondary...

Page 371: ...001 TM5RE2V 66 1 Connector Plug CN2 2233002P0001 TM5RE3V 1212 1 Connector Plug CN3 224A4335P0300 1 176837 4 1 Connector PCB CN16 40095601 CONN Cord FN5 1 Short Cable CN26 36 224A3529P0090 B9B PH K S 2...

Page 372: ...560 MOS1 56 JU 1 RES MET OX C R209 323A4024F0120 RNM1 4C2 12 F 1 RES MET RN R505 323A5003P0001 2125JPW 19 R507 512 RES MET RN C R547 R551 554 R556 558 R563 566 R540 323A5003J0203 RM73B2A203J 1 RES MET...

Page 373: ...BA 5W K 2 General RL3 5 2601005P1000 JV 5 K 2 General RL6 2601006P1000 SY 5W K 1 General RL7 2611000P1000 ULR T10910H 1 Relay Lead T1 3613000P0001 SR 422 1 TFORMER LF TB1 230A6021P0002 P 97 1 CONN PA...

Page 374: ...5 A R117 R118 IC102 BEA103 C130 C122 D102 L101 C107 C112 R114 PC4 B C102 D103 C109 C111 BEA102 R120 R121 CN101 29V 24V 0V 5 1V AC ON 0V 8V MPW1546 Circuit Diagram SIPS1303 120V OKIOFFICE84 1 1 Note Th...

Page 375: ...A CORP INTERNATIONAL OPERATIONS Electronic Components IC102 INTEGRATED CIRCUIT TA78M24S 1 TOSHIBA CORP INTERNATIONAL OPERATIONS Electronic Components IC151 INTEGRATED CIRCUIT TA76431S 1 TOSHIBA CORP I...

Page 376: ...1 R3 RESISTOR 1 4W 390K 1 R22 RESISTOR 1 6W 10 1 R4 7 12 51 NOT MOUNTED R52 121 160 VR151 RESISTOR 1 10W 5K 1 C11 13 CERAMIC CAPACITOR 2 MURATA MFG CO LTD 50V 100pF C150 CERAMIC CAPACITOR 1 MURATA MF...

Page 377: ...50S 1 MURATA MFG CO LTD T1 TRANSFORMER 2C45 1 MURATA MFG CO LTD BEA1 FERRITE BEADS 1 MURATA MFG CO LTD BEA102 103 FERRITE BEADS 2 MURATA MFG CO LTD BEA 101 NOT MOUNTED F1 FUSE AC125V 8 0A 237 1 LITTEL...

Page 378: ...01 D102 L101 F102 C107 C112 R107 PC2 Q105 R108 R109 R110 R159 R111 Q102 D107 Q104 R160 C111 R112 D103 C102 C109 R122 R116 R115 Q103 F103 R118 R117 IC102 C130 Q106 R114 R156 R113 Q107 R158 R157 R155 PC...

Page 379: ...6 TRANSISTOR 2SA933S 2 ROHM CO LTD Q104 107 TRANSISTOR 2SC1740S 2 ROHM CO LTD Q103 TRANSISTOR 2SD1858 1 ROHM CO LTD Q1 FET 2SK2717 1 TOSHIBA CORP INTERNATIONAL OPERATIONS Electric Compornents IC102 IN...

Page 380: ...4W 2 2K 2 R107 RESISTOR 1 4W 3 3K 1 R101 109 RESISTOR 1 4W 4 7K 7 R156 R157 152 R155 158 R102 R153 RESISTOR 1 4W 6 8K 2 R154 RESISTOR 1 4W 8 2K 1 R108 110 RESISTOR 1 4W 10K 3 R116 R11 12 RESISTOR 1 4W...

Page 381: ...FILM CAPACITOR 1 50V 0 01 F C107 ELECTROLYTIC CAPACITOR 1 35V 560 F C111 130 ELECTROLYTIC CAPACITOR 2 35V 82 F C109 ELECTROLYTIC CAPACITOR 1 35V 220 F C105 ELECTROLYTIC CAPACITOR 1 50V 180 F C5 ELECT...

Page 382: ...0AH 215 1 LITTLEFUSE INC CN1 CONNECTOR 5277 02A 1 MOLEX INC CN101 CONNECTOR S12B XH A 1 1 JAPAN SOLDERLESS TERMINAL MFG CO LTD CN2 CONNECTOR B2P3 VH 1 JAPAN SOLDERLESS TERMINAL MFG CO LTD PRINTED WIR...

Page 383: ...40672201TH Rev 4 C 52...

Page 384: ...1 RD1 4Y330 J 3 4KH 31051 127 R121 RES Carbon flm R103 R123 321A1421J0102 RD1 4Y1K J 2 4KH 31051 127 RES Carbon flm R118 321A1421J0472 RD1 4Y4 7K J 1 4KH 31051 127 RES Carbon flm R122 R124 321A1421J05...

Page 385: ...472J 2 CAP Plast flm P C236 3041003J1100 UVX SME 63V 10 F 63V 1 CAP Alum CE P Q11 Q13 622A0003M0001 BCR1AM 12 MAC97 008 2 THY Bi Dir Q12 620A0022M0008 CR04AM 12 1 THY Gate Q21 Q22 602A1025M0006Y 2SC1...

Page 386: ...2 J40 TA 0 6 SHORT WIRE 3 L 55mm P 5 0 J3 J4 TA 0 6 SHORT WIRE 8 L 55mm J7 J12 P 7 5 J13 J21 TA 0 6 SHORT WIRE 22 L 55mm J23 J27 P 10 0 J29 J36 J22 TA 0 6 SHORT WIRE 1 L 55mm P 12 5 issued June 1998 D...

Page 387: ...40672201TH Rev 4 C 56...

Page 388: ...103K0107 MRH100MK HV 38 100MK 1 RES MET solid C1 C4 3064003J2103 MY2A CQMF 100V 103J 2 CAP Plast flm P C2 C3 C5 3024203K2471 DE07 HCYB3F471 3 CAP Ceramic Z C6 3041003J1100 UVX SME 63V 10 F 63V 1 CAP A...

Page 389: ...40672201TH Rev 4 Appendix D Mechanical Expanded View Drawing and Parts List OKIOFFICE84 OKIFAX 4500 Third Edition April 1999 Oki Data Corporation...

Page 390: ...40672201TH Rev 4...

Page 391: ...e Assembly Scanner R D 15 D 16 Section 8 Frame Assembly Scanner U D 17 D 18 Section 9 Cover Assembly Top D 19 D 20 Section 10 Plate Assembly Base D 21 D 22 Section 11 Printer Base Frame Unit D 23 D 24...

Page 392: ...OKIOFFICE84 OKIFAX 4500 D 1 40672201TH Rev 4 OKIOFFICE84 OKIFAX4500 ASSEMBLY SECTION 1 SECTION 9 SECTION 3 4 SECTION 8 SECTION 2 11 12 SECTION 10 SECTION 5 6 7 OPTION TELEPHONE...

Page 393: ...OKIOFFICE84 OKIFAX 4500 40672201TH Rev 4 D 2 SECTION 1 CABINET ASSEMBLY FAX NIP FX051...

Page 394: ...RANCE 10c 40044101 Board DN5 1 GER 10d 40044303 Board WN5 1 OEL INT 10e 40044307 Board WN5 1 OKI INT 11 40605601 H V Board P6L 1 13 40672901 Plate Assy Base A 1 14 40023901 Bracket Package 1 15 402364...

Page 395: ...w B 34 Screw 35 Screw 1 36 40773601 Sheet Shield LED 1 39 40140801 Bracket Damper 1 40 40148201 Gear Damper 1 41a 40025701 Tray Document 1 41b 40025702 Tray Document 1 Bosch 42a 40025801 Tray Paper 1...

Page 396: ...OKIOFFICE84 OKIFAX 4500 D 5 40672201TH Rev 4 SECTION 2 UNIT PRINTER...

Page 397: ...CE84 OKIFAX 4500 40672201TH Rev 4 D 6 Section 2 UNIT PRINTER Rev No Oki parts Number Description Q ty Remarks 1 Printer Unit Assembly See Section 11 5 40607401 H V Board P2H 1 6 40413401 Cover HV 1 7...

Page 398: ...OKIOFFICE84 OKIFAX 4500 D 7 40672201TH Rev 4 SECTION 3 UNIT 051 OPE PANEL...

Page 399: ...s Number Description Q ty Remarks 1a 40712201 OP Panel Assy 1 ODA OKI INT OEL 1b 40712203 OP Panel Assy 1 LANIER 1c 40712204 OP Panel Assy 1 Bosch 2a 00073313 Sheet F 051 1 OEL INT OKI INT 2b 00073320...

Page 400: ...OKIOFFICE84 OKIFAX 4500 D 9 40672201TH Rev 4 SECTION 4 OPEPANEL OPERATION PANEL ASSEMBLY...

Page 401: ...ks 1 Case OPE T 2 40086701 Board 04W 1 3 Holder LCD 4 Button Function 5 PP4120 1067P001 Ten Key Round 1 6a 40023201 Button Start 1 OKI Bosch 6b 40023202 Button Start 1 LANIER 7a 40023301 Button Stop 1...

Page 402: ...OKIOFFICE84 OKIFAX 4500 D 11 40672201TH Rev 4 SECTION 5 FRAME ASSEMBLY SCANNER L...

Page 403: ...5 40020201 Plate Earth ADF 1 6 40020601 Piece Exit 2 7 40020703 Spring Exit 2 8 40127501 CONN Cord Speaker 1 9 40141401 CONTACT IMAGE SENSOR A4 1 300dpi 10 40644701 Film Guide CIS 2 11 Refer to Secti...

Page 404: ...OKIOFFICE84 OKIFAX 4500 D 13 40672201TH Rev 4 SECTION 6 PLATE ASSEMBLY SCANNER B...

Page 405: ...OKIOFFICE84 OKIFAX 4500 40672201TH Rev 4 D 14 Section 6 PLATE ASSEMBLY SCANNER B Rev No Oki parts Number Description Q ty Remarks 1 Plate Scanner B 3 4YB4120 1137P001 PHOTO SENSOR 2...

Page 406: ...OKIOFFICE84 OKIFAX 4500 D 15 40672201TH Rev 4 SECTION 7 PLATE ASSEMBLY SCANNER R...

Page 407: ...OKIOFFICE84 OKIFAX 4500 40672201TH Rev 4 D 16 Section 7 PLATE ASSEMBLY SCANNER R Rev No Oki parts Number Description Q ty Remarks 1 Plate Scanner R 2 4YB4120 1036P001 S Motor 151 175 1 3 B SCREW FA...

Page 408: ...OKIOFFICE84 OKIFAX 4500 D 17 40672201TH Rev 4 SECTION 8 FRAME ASSEMBLY SCANNER U...

Page 409: ...ASSEMBLY 1 5 40021401 Spring Pinch L 1 6 40021501 Spring Pinch R 1 7 40745801 Guide Sensor A 1 8 40021701 Guide Sensor B 2 9 40481101 ADF SPRING 1 10 40199101 Cord Earth 11 B SCREW FA 12 40021202 Rol...

Page 410: ...OKIOFFICE84 OKIFAX 4500 D 19 40672201TH Rev 4 SECTION 9 COVER ASSEMBLY TOP...

Page 411: ...Rev No Oki parts Number Description Q ty Remarks 1 Cover Top 2 40606701 Holder LED A 1 3 Guide Document L 4 Guide Document R 5 40022601 Spring D 1 6 4PP4128 1268P001 PLATE EXIT 2 7 4PP4083 2024P001 E...

Page 412: ...OKIOFFICE84 OKIFAX 4500 D 21 40672201TH Rev 4 SECTION 10 PLATE ASSEMBLY BASE...

Page 413: ...OKIFAX 4500 40672201TH Rev 4 D 22 Section 10 PLATE ASSEMBLY BASE Rev No Oki parts Number Description Q ty Remarks 1 Plate Base 2 RUBBER A 3 40606901 Sheet Insulation 1 4 40128001 Cord Falt FUJI CARD 1...

Page 414: ...OKIOFFICE84 OKIFAX 4500 D 23 40672201TH Rev 4 SECTION 11 PRINTER BASE FRAME UNIT Heat assy...

Page 415: ...ing Roller 1 13 3PB4083 1127P1 Magnet H Hopping Shaft 1 14 3PA4083 1133G1 Hopping Shaft Assy 1 15 NK2 10 SUS Knock Pin 1 16 4PP4083 1143P1 Idle Gear R 1 17 3PP4083 1184P1 Idle Gear 2R 1 18 3PP4083 114...

Page 416: ...ressure Roller B Back Up Roller 1 38 3PP4083 1233P1 Paper Guide R 1 39 3PP4083 1232P1 Paper Guide L 1 40 1PP4083 1231P1 Paper Holder 1 41 3PP4083 1192P1 Paper Sensor Exit 1 42 4PP4083 1247P1 Hopping S...

Page 417: ...OKIOFFICE84 OKIFAX 4500 40672201TH Rev 4 D 26 SECTION 12 PRINTER HEAT ASSY...

Page 418: ...12 PRINTER HEAT ASSY Rev No Oki parts Number Description Q ty Remarks 1 3PB4083 1202P1 Heat Roller 1 2a 40649301 Halogen Lamp 1 120V 2b 40649302 Halogen Lamp 1 230V 3 4PB4083 1204P1 Thermostat 1 4 4PB...

Page 419: ...OKIOFFICE84 OKIFAX 4500 40672201TH Rev 4 D 28 SECTION 13 CABLES...

Page 420: ...70C0003 TFC 20 10 10 Core 1 CIS R51 6 105A1070C0004 TFC 23 11 14 Core 1 CPE R51 7 105A1073C4002 SSC 40 12 M Core 1 HV R51 8 9 1051003C0001 FPC 25 20 Core 1 LED R51 10 TEL LINE Cable 1 Note 1 11 AC COR...

Page 421: ...40672201TH Rev 4 Appendix E Boards Layout OKIOFFICE84 OKIFAX 4500 Second Edition December 1998 Oki Data Corporation...

Page 422: ...40672201TH Rev 4...

Page 423: ...Layout 04W Ope Package Layout UNC Package Layout WN5 Package Layout DN5 Package Layout FN5 Package Layout POW 120V Package Layout POW 120V Package Layout P2H HV Package Layout P6L SubH Package Layout...

Page 424: ...E 1 40672201TH Rev 4...

Page 425: ...40672201TH Rev 4 E 2...

Page 426: ...E 3 40672201TH Rev 4...

Page 427: ...40672201TH Rev 4 E 4...

Page 428: ...E 5 40672201TH Rev 4...

Page 429: ...40672201TH Rev 4 E 6...

Page 430: ...E 7 40672201TH Rev 4...

Page 431: ...40672201TH Rev 4 E 8...

Page 432: ...E 9 40672201TH Rev 4...

Page 433: ...40672201TH Rev 4 E 10...

Page 434: ...E 11 40672201TH Rev 4...

Page 435: ...40672201TH Rev 4 Appendix F PC Loading Second Edition December 1998 Oki Data Corporation...

Page 436: ...40672201TH Rev 4 FX 051 SYSTEM SPECIFICATION PC LOADING PART Ver 00 11 Oki Data Confidential...

Page 437: ...ccurrence F 3 3 1 1Explanation on Procedure F 3 3 1 2Procedural Sequence Diagram F 3 3 2 PC Loading by Manual Operation F 4 3 2 1Explanation on Procedure F 4 3 2 2Procedural Sequence Diagram F 4 3 2 3...

Page 438: ...ata flash memory program and language areas which are equivalent to those of the existing HSLS You should download the fill from DOS prompt not DOS window 1 3 Note on Explanation The terms used herein...

Page 439: ...rding to the presence absence of the HSLS board transition to PC loading is possible by detection of memory error occurrence and manual key operation this time 2 The header information is added anew t...

Page 440: ...ing the normal end on the MFP If the MFP displays an error on the LCD sounds the buzzer for an error or lights up the alarm LED the user shall judge abnormal end of data loading from the PC and repeat...

Page 441: ...om the PC and repeat the procedure from step 2 after turning the MFP power off once and to on again See 6 List of Error Causes and Corresponding Codes for the error cause 3 2 2 Procedural Sequence Dia...

Page 442: ...etting by service man System resetting Default type setting Machine state NG Machine state NG 1 5 1 5 1 5 1 5 1 5 5 4 2 3 1 1 3 seconds time out Data receiving No data receiving in one minute Return t...

Page 443: ...ansition to PC loading function Transition by manual operation Transition by a memory error 2 During data receiving before loading end buzzer sounding 3 During loading end buzzer sounding 4 Upon error...

Page 444: ...auses Intermittent sounding is repeated until the MFP power is turned off See 6 List of Error Causes and Corre sponding Codes for details of the error causes and codes 1 Receive data hash check NG err...

Page 445: ...inning again 1 Header sum check NG 2 Disagreement between loading machine type and machine identifier in header 3 Designation of unspecified parameter in header 4 Designation of other than loading pro...

Page 446: ...cond Since the buzzer does not sound for PC loading upon memory error detection however execute the copy command after checking MEMRY ERROR indication on the LCD after power on 2 Even after returning...

Page 447: ...e and default is shown below Use the value only as reference since the transfer time varies with each type of PC Measuring conditions MFP OKIOFFICE84 OKIFAX4500 Flash memory MBM29F800T non cleared sta...

Page 448: ...40672201TH Rev 4 Appendix G RMCS SYSTEM MANUAL For Model 30 Second Edition December 1998 Oki Data Corporation...

Page 449: ...3 Required Devices G 2 1 4 Connectable Peripheral Equipment G 2 2 Quick Set up Manual for RMCS Model 30 G 3 2 1 Installation of RMCS Disc G 3 2 2 Installation of FAX Disc G 3 2 3 Installation of PROGR...

Page 450: ...ary for RMCS MODEL 30 Please prepare them with the user At first install a SYSTEM DISC and FAX DISC s in the PC to use RMCS 1 PC IBM PC AT compatible 2 FAX modem This is a equipment to call and commun...

Page 451: ...Personal computer FAX modem RS 232C cable Operating system Internal memory Extended memory Fixed disk drive Display IBM PC AT or compatible model PC DOS Ver 3 1 or later 300KB or more 1MB or more 20MB...

Page 452: ...A and set PC for drive A A INST enter then INSTALL MENU will be displayed Select item 1 RMCS SETTING from the menu Hard disk drive c enter Directory c RMCS_ enter Password type in password and press...

Page 453: ...ame sys_defx 9xx should be highlighted press enter to complete registration This file name is part of the FAX DISC information and 9xx is dependent on the model number 2 4 2 Selecting a user Select 1...

Page 454: ...rsions activity report and counters data etc from the REMOTE fax 7 Select the COMM PORT and provide and operation report of all transactions 8 Terminate RMCS operation Follow all instructions in the s...

Page 455: ...40672201TH Rev 4 Appendix H OKIOFFICE84 OKIFAX 4500 Troubleshooting Manual Second Edition December 1998 Oki Data Corporation...

Page 456: ...NG Document feed error etc Figure 2 1 03 Read image data NG All white all black image disturbance etc Figures 3 1 2 04 Heater NG Printer alarm 4 etc 05 Recording paper running system NG Recording pape...

Page 457: ...8 of FLS are similar to Figures 1 1 2 Waveforms of pins 30 31 CAS of RAM 2 3 are similar to Figures 1 3 4 Waveform of pin 3 WRN of RAM 2 3 are similar to Figures 1 3 4 Yes 1 Memory error No Yes No No...

Page 458: ...clically Yes Yes No No No No No No No Check CN1 Check CN3 Replace F2 and IC7 Replace IC7 IC17 or TR509 521 Replace IC16 Replace IC14 Check CN3 No Yes Yes Yes Yes Yes Yes 2 Reading running system NG do...

Page 459: ...TR505 when the sensor is lit IC6 SDT 2 7 are 0K digital converted value Yes Yes Yes No No No No Replace IC6 Replace IC16 Replace IC16 or RAM1 Replace IC13 Check CN5 Replace IC16 Replace TR26 Replace...

Page 460: ...C2 repeated 5V and 0V ON OFF during printing Pin 1 results in 5V output when approximately 3V is input to pin 3 of IC18 Pin 3 is lower than 2V when 5V is input to pin 2 of TR506 Pin 3 becomes lower th...

Page 461: ...6 of IC2 repeats 5V and 0V cyclically along with drum rotation Pin 2 of TR506 changes from 0V to 5V when recording paper is fed Input waveforms of pins 17 26 of IC9 are similar to Figures 5 1 2 Replac...

Page 462: ...ng printing Waveforms are similar to Figure 6 1 are input to pins 2 5 12 of IC10 during printing Replace IC2 Printed image is All black or all white Waveforms of pin 2 and pin 3 are identical when pin...

Page 463: ...d 0V cyclically during DP call origination Protocol signal receiving is NG Call origination is impossible Call origination mode is DP or PB Signals cannot be sent During protocol signal receiving sine...

Page 464: ...with the RING signal Protocol signal receiving is NG 5V and 0V are alternately input to pin 9 of IC14 synchronized with the RING signal Signals cannot be sent During protocol signal receiving sine wa...

Page 465: ...tion frequency is normal 32 768 kHz Input waveform of pin 2 of IC4 is similar to Figures 9 1 2 Input waveform of pin 2 of IC3 is similar to Figures 9 1 2 Input waveforms of pins 8 and 10 of IC3 are si...

Page 466: ...goes Either pin 9 10 or 11 of IC11 becomes 5V when the key is pressed or the soft ringer goes or during communication Sine wave or modulated wave is input to pin 3 of IC5 when the key is pressed or th...

Page 467: ...USY P is near 0V Waveform of pin 1 of CN11 STB N is similar to Figure 11 2 Signal output waveforms of pins 4 8 of IC20 are similar to Figure 11 1 IC20 8 ACK IC20 4 FLT Signal input waveforms of pins 3...

Page 468: ...at 0V or 5V Pin 1 of CN4 changes to 0V or 5V when the operation panel key is pressed Pin 2 of CN4 changes to 0V or 5V when the operation panel keys are pressed Inputs of pins 11 and 13 of IC15 change...

Page 469: ...to 5V upon completion of copying 6 MHz sine wave is input between pins 30 and 31 of IC1 Signal of pin 2 of CN1 changes to 0V or 5V when the key is pressed Signal of pin 5 of IC504 changes to 0V or 5V...

Page 470: ...is not lit Key are not responded An input ports pins 4 through 11 of IC1 change when the key is pressed A pin either pin 33 through pin 48 of IC1 changes to 5V or near 0V when the LED should be lit S...

Page 471: ...s Low signal amplitude Tek Stop 500MS s 20 Acqs 20 Jun 1998 19 06 46 1 4 2 FLS pin 26 CE FLS pin 28 OE A1 D0 Figure 1 1 FLASH RD Figure 1 2 FLASH WR 5 00 V Ch1 5 00 V Ch2 Ch4 5 00 V M50 0ns Pattern LX...

Page 472: ...500MS s 4 Acqs 20 Jan 1998 18 35 58 1 4 2 RAM2 3 Pin 14 RAS RAM 2 3 Pins 30 31 CAS RAM 2 5 Pin 3 A1 D0 WRN R1 5 00 V Ch1 Ch3 Ref1 5 00 V 25 0ns 5 00 V Ch4 5 00 V M25 0ns State LLX 5 00 V C1 Width 127...

Page 473: ...40672201TH Rev 4 H 18 Figure 2 1 IC16 Pin 77 IC16 Pin 78 IC16 Pin 79 IC16 Pin 80...

Page 474: ...H 19 40672201TH Rev 4 Figure 3 1 Figure 3 2 IC13 Pin 13 CN5 Pin 8 CH1gnd CH2gnd CH1 CH2 CH2 500mV A 100ns 2 31 V 2V IC6 Pin 11 ADCLK CH1gnd CH2gnd CH1 CH2 CH2 1V A 100ns 2 30 V 5V...

Page 475: ...HON1 IC9 27 16 PH1 IC9 26 PH2 IC9 17 TEK 2430 CH1 CH2 DC DC 500mV div 500mV div NORMAL NORMAL 10mSEC div 10mSEC div REF1 DC 500mV div NORMAL 10mSEC div CH1 CH1 CH2 CH2 PH1 IC9 26 PH2 IC9 17 TEK 2430 C...

Page 476: ...00 V M 20 0 s Ch2 2 52 V C2 Period 137 60 s C2 width 36 00 s Tek Stop 2 50MS s 272 Acqs 10 Jun 1998 10 16 34 IC10 Pin 2 5 12 1 00 V M 20 0 s Ch2 2 52 V C2 Period 137 60 s C2 width 35 88 s 10 Jun 1998...

Page 477: ...s Ch2 2 52 V C2 Period 137 60 s C2 width 36 00 s Tek Stop 2 50MS s 0 Acqs 10 Jun 1998 11 00 50 218 8 s 195 6 s IC2 Pin 29 1 00 V M 20 0 s Ch2 2 52 V C2 Period 137 60 s C2 width 50 36 s Tek Stop 2 50MS...

Page 478: ...0 V M 200ns Ch2 2 52 V C2 Width 1 5996 s Tek Run 250MS s Sample 9 Jun 1998 18 48 40 Trig IC2 Pin 111 2 00 V Ch1 2 00 V M 25 0ns Width Ch2 C2 Width 1152 25ns C1 Freq 6 6852MHz Tek Run 1 00GS s Sample 9...

Page 479: ...ow signal amplitude C4 Width 203 4ns Low signal amplitude Tek Stop 500MS s 98 Acqs 20 Jun 1998 19 13 36 1 4 2 CS RD A1 D0 5 00 V Ch1 5 00 V Ch2 Ch4 5 00 V M50 0ns Pattern LXXL 5 00 V C1 Width 250 5ns...

Page 480: ...dth Ch2 ATFD FLT ACK Tek Stop 10 0MS s 3 Acqs 5 Feb 1998 10 31 07 1 2 IC20 Pins 8 9 IC20 Pins 3 4 19 8 s 15 0 s 2 00 V Ch3 5 00 V Ch2 Ch4 5 00 V 5 00 V M1 00 s Ch1 2 52 V C1 Width 4 430 s Tek Stop 50...

Page 481: ...40672201TH Rev 4 Appendix I FAX2NET FUNCTION First Edition October 1999 Oki Data Corporation...

Page 482: ...ation Program I 4 3 4 Characters Allocated to UNIQUE Keys I 4 3 5 Characters Allocated to One Touch Keys I 5 3 6 Entering Lowercase Characters I 5 4 Functions I 7 4 1 Single Destination Sending I 7 4...

Page 483: ...e I 14 5 5 Check Sum I 15 6 Operation i 16 7 Reports I 30 7 1 Message Confirmation Report I 30 7 2 Telephone Directory Report I 30 7 3 Lowercase Character Description Support I 31 7 3 1 Location ID I...

Page 484: ...nearest the received remote subscriber s facsimile number FAX B and sends facsimile data via internet Server P that received facsimile data sends it to the FAX B through a telephone line Communication...

Page 485: ...l T 30 protocol 3 Setup Items 3 1 Registration information The following items are added to the already registered items 3 1 1 Facsimile Network Registration 1 FAX2NET server telephone number Telephon...

Page 486: ...e applicable characters see Section 5 4 The user can begin URL registration by selecting URL registration in destination registration In this case the user need not prefix http For details see Operati...

Page 487: ...ion screens After an E mail address or Web URL is registered if an account number is deleted the user can select only the telephone number registration screen for one touch registration In this case t...

Page 488: ...RL See Fig 3 OKIOFFICE84 OKIFAX 4500 control panel O T No 1 O T No 2 _ O T No 3 O T No 4 O T No 5 O T No 6 O T No 7 CAPS 3 6 Entering Lowercase Letters Lowercase letters can be entered on the Web addr...

Page 489: ...LIGHT NORMAL DARK ALARM STOP START YES NO OKI 0 ABC DEF JKL MNO GHI TUV WXYZ PQRS 7 8 9 4 5 6 1 2 3 SELECT FUNCTION DELAYED TX REPORT PRINT PRINT OPERATION COUNTER DISPLAY CONF TX LOCATION PROG RELAY...

Page 490: ...vice code 909D without calling operation When the FAX2NET server returns no reply or is busy the fax waits for redialing according to redial setting in the same way as normal sending If DTMF tone D is...

Page 491: ...broadcasting destination a general destination number can be mixed together with a telephone number or E mail address including an international telephone prefix Broadcasting can be specified only wit...

Page 492: ...ds its data to the request source This is performed in normal G3 communication mode The maximum time from a Web printing request to an incoming call from the FAX2NET server is not defined If the FAX2N...

Page 493: ...issued to the FAX2NET server To use the FAX2NET function at PBX ON DIAL PREFIX must be set 2 When PBX setting is ON and Flash or Earth is set if the head is a hyphen the FAX2NET function is valid reg...

Page 494: ...umber in a one touch key in which an E mail address is already registered on the telephone number application the telephone number is newly registered and the E mail address remains internally 4 RMCS...

Page 495: ...t the service code is 14D0 The length of each DTMF tone is 300 25ms The time between digits is 100ms min and 5 sec max The Account number destination facsimile number and check sum are delimited by DT...

Page 496: ...check sum are delimited by DTMF tone The system adds DTMF tone 8901 before the E mail address and assumes that a DTMF tone group succeeding 8901 is obtained by converting an E mail address For details...

Page 497: ...Web URL and check sum are delimited by DTMF tone The system adds DTMF tone 8901 before the Web address and assumes that a DTMF tone group succeeding 8901 is obtained by converting a Web address For de...

Page 498: ...ck sum are delimited by DTMF tone The fax adds DTMF tone 8930 before the Web address and assumes that DTMF tone group succeeding 8930 is obtained a Card Number For the detail on Check sum see Section...

Page 499: ...n of two or three DTMF tones The character conversion table is as follows Table 1 DTMF tone conversion table for E mail and Web addresses 00 Space 10 0 1 2 3 20 4 5 6 7 8 9 30 A B C D E F G 40 H I J K...

Page 500: ...I code table 1 and adding them In this case the asterisk between the account number and control data field is excluded Example 12345 8912 C236789 Check sum Check sum calculation is as follows 49 for 1...

Page 501: ...ACTIVITY REPORT 2 BROADCAST MCF 3 ACTIVE MEM FILES 4 PHONE DIRECTORY 5 CONFIGURATION 6 PROTOCOL DUMP LOG REPORT SERVICE BIT ON 1 ALL DATA CLR 2 LOCATION DATA CLR 3 CONFIG DATA CLR OT7 COUNTER DISP CL...

Page 502: ...DE ECM FUNCTION REMOTE DIAGNOSIS PC FAX SWITCH NO TONER MEM RX MEM FULL SAVE CONTINUOUS TONE INSTANT DIALING RESTRICT ACCESS WIDTH REDUCTION ONE TOUCH PARAM 2 DIAL PARAMETER REDIAL TRIES REDIAL INTERV...

Page 503: ...PRG WEB YES NO OT8 OT key When an E mail address is already registered When a Web address is already registered ILLEGAL OPERATION Destination selection during delayed TX 3 sec lapsed key key key key k...

Page 504: ...AKI NO 03 3404 7345 NO 0273 12 3456_ NO _ ID NO 03 3404 7123_ ID NO 03 3404 7123 ID _ NO 03 3404 7123 ID N NO 03 3404 7123 ID N3 NO 03 3404 7123 ID NEWYORK OFFICE NO OR LOCATION NO _ NO 03 3404 7345_...

Page 505: ...ro okidata co j CAPS OFF EMAIL okihanako oki co jp_ CAPS OFF EMAIL 6 CAPS OFF EMAIL okitaro okidata_ CAPS OFF EMAIL taro okidata co jp_ CAPS OFF E mail registered ILLEGAL OPERATION Destination selecti...

Page 506: ...ion during delayed TX ILLEGAL OPERATION 1 CAPS MODE must be set to OFF at start of registration 2 http cannot be edited Up to 64 characters can be registered excluding those characters Note 1 If a Web...

Page 507: ...D NEWYORK OFFICE START key START key START key OT8 SEARCH key 03 123 03 345 6663 3 3 sec lapsed or 3 sec lapsed 3 sec lapsed 3 sec lapsed STOP or key 1 2 AUTO DIAL NO 01 YES NO SRCH 2 key key key When...

Page 508: ...and abbreviated dials in order A one touch key in which an e mail or Web address is registered is not displayed Calling or memory reading When all one touch keys and abbreviated dials are registered...

Page 509: ...OFF EMAIL OKIdata_ CAPS OFF CAPS key Ten key Caps ON Mode Caps OFF Mode EMAIL OKIdata_ CAPS OFF EMAIL OKIdata_ CAPS ON EMAIL OKIdataSYSTEM_ CAPS ON CAPS key Ten key Caps OFF Mode Caps ON Mode At entr...

Page 510: ...Network Setting Transition 8 FAX2NET SERVICE YES NO 1 9 key key 8 1 9 See Section 6 6 FAX2NET SERVICE operation User setting 26 RESTRICT ACCESS ON SELECT FUNCTION OT MEMORY AVAIL 100 7 FAX NETWORK PR...

Page 511: ...unt No registered International telephone number registered When E mail or Web communication is reserved Server telephone No registered 3 sec lapsed When the server s telephone number is deleted 1 Pre...

Page 512: ...ON 1 WEB RETRIEVAL YES NO 1 2 8 FAX2NET SERVICE YES NO 1 8 3 sec lapsed When no account No is registered key key key 1 1 2 See Section 6 6 1 Web Retrival Transition 2 PAYMENT CARD REG YES NO 1 2 key k...

Page 513: ...T NO LOC 3 sec lapsed All 0T Web address not registered key NOT PROGRAMMED SELECT LOCATION 3 sec lapsed Web address not registered 0Tkey www fax2net com FAX2NET START key 1 2 Standby 1 One touch keys...

Page 514: ...2 3 sec lapsed FUNC NOT AVAILABLE NO CARD NUMBER 3 sec lapsed 3 sec lapsed 12345 key Memory near end R system alarm Transmission waiting with document key NO _ 12345 key R system alarm START key NO 12...

Page 515: ...d as a group it is deleted from the group destination 4 When the START key is pressed after a selected destination is displayed if there is no document message LOAD DOCUMENT is displayed 2 Selecting O...

Page 516: ...ote 3 Ten key Ten key Note 1 0 Umlaut character Norway character Symbol at NATIONAL CODE GER Note 2 The Umlaut character Norway character and cannot be selected at regis tration of an E mail or Web ad...

Page 517: ...DIALING 26 RESTRICT ACCESS 27 WIDTH REDUCTION OFF OFF ON TEL NO 12345678901234567890 CALL BACK NO 12345678901234567890 RERVER TEL NO 12345678901234567890123456789012 ACCOUNT NO 1234567890123456 INTER...

Page 518: ...ng reports Activity report Power outage report Message confirmation report Active memory files Protocol dump 7 4 Description of Communication Mode Column Describe information about the FAX2NET service...

Page 519: ...ET functions 909D A telephone number to be called was composed of only a dial prefix and international tele phone prefix and hyphen and a sending destination telephone number to be transmitted to the...

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