Oki OKIFAX 1050 Service Manual Download Page 310

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#%SECTION 2 CONTROL ASSEMBLY - OKIFAX 2450

OKIFAX 2450
#
Section 2: Control

Illustratio
n
Number

OKIFAX

Description

Okidata
Part Number

Oki
Part Number

1050

PANEL: CONTROL ASSY.

50112310

4YA4120-1056G10

2350

PANEL: CONTROL ASSY.

50112311

4YA4120-1056G110

2450

PANEL: CONTROL ASSY.

50112321

4YA4120-1056G210

1050

FILM: ONE TOUCH COVER

52203201

4PB4120-1102P1

2350/2450

FILM: ONE TOUCH COVER

52203301

4PB4120-1074P1

2450

SHEET: ONE TOUCH (L)

52081310

4PB4120-1073P101

1050

FUNCTION SHEET

N/A

3PB4120-1070P10

2350

FUNCTION SHEET

N/A

3PB4120-1070P110

2450

FUNCTION SHEET

N/A

3PB4120-1070P210

1050/2350/2450

TEN KEY LABEL

N/A

4PB4014-4776P201

1050

SHEET: ONE TOUCH

52081201

4PB4120-1101P1

2350/2450

SHEET: ONE TOUCH (U)

52081301

4PB4120-1073P1

1050

COVER: ONE TOUCH

N/A

1PP4120-1112P1

2350

COVER: ONE TOUCH

N/A

1PP4120-1111P1

2450

COVER: ONE TOUCH

53076101

1PP4120-1072P1

Summary of Contents for OKIFAX 1050

Page 1: ...Chapter 0 Front Cover...

Page 2: ...e maximum REN for your calling area 4 If the equipment causes harm to the telephone network the telephone company will notify you in advance But if advance notice isnt practical the telephone company...

Page 3: ...learly contains in a margin at the top or bottom of each transmitted page or on the first page of the transmission the date and time it is sent and an identification of the business or other entity or...

Page 4: ...combination of devices subject only to the requirement that the total of the Load Numbers of all the devices does not exceed 100 Letiquette du Ministere des Communications du Canada identifie le mater...

Page 5: ...rcentage de la charge totale qui peut etre raccordee a un circuit telephonique boucle utilise par ce dispositif La terminaison du circuit boucle peut etre constituee de nimport quelle combinaison de d...

Page 6: ...to radio communica tions However there is no guarantee that interference will not occur in a particular installation If this equip ment does cause harmful interference to radio or television reception...

Page 7: ...nt This apparatus complies with the Class A limits for radio interference as specified in the Canadian Department of Communications Radio Interference Regulations Cet appareil est conforme aux normes...

Page 8: ...d Okidata recommended paper 1 1 12 Scanning resolution Horizontal 8 pel mm Vertical Transmission mode 3 85 line mm STD 200 x 100 LPI 7 7 line mm FINE 200 x 200 LPI 15 4 line mm EX FINE 200 x 400 LPI C...

Page 9: ...d can be added OKIFAX 1050 One of 512 k byte 1M byte or 2 M byte memory board can be added OKIFAX 2350 2450 Note For OKIFAX 1050 choose either memory board or PC I F board 1 1 26 Liquid crystal displa...

Page 10: ...scale gradations 1 2 20 G3 sequential broadcast Memory Broadcast mode OKIFAX 1050 55 stations at maximum OKIFAX 2350 84 stations at maximum OKIFAX 2450 134 stations at maximum Delayed broadcast mode 1...

Page 11: ...050 1 2 41 Date and clock adjustment 1 2 42 PC interface option 1 2 43 Language selection 2 languages LCD 1 2 44 Reports Activity report Protocol report Technical Function Message confirmation report...

Page 12: ...tion Adjustment of scanning level 1 3 03 LED test 1 3 04 Tone send test 1 3 05 Multi frequency MF send test 1 3 06 High speed modem send test 1 3 07 High speed modem receive test 1 3 08 Tone TEL FAX t...

Page 13: ...neral appearance of the OKIFAX 1050 2350 2450 Figure 1 4 2 shows the control panel of the OKIFAX 1050 Figure 1 4 3 shows the control panel of the OKIFAX 2350 Figure 1 4 3 shows the control panel of th...

Page 14: ...Figure 1 4 2 OKIFAX 1050 Control Panel Figure 1 4 2 OKIFAX 1050 Control Panel...

Page 15: ...Figure 1 4 3 OKIFAX 2350 Control Panel Figure 1 4 3 OKIFAX 2350 Control Panel...

Page 16: ...Figure 1 4 4 OKIFAX 2450 Control Panel Figure 1 4 4 OKIFAX 2450 Control Panel...

Page 17: ...d 1 Width Max 8 5 216 mm NA Letter Min 148 mm ISO A5 size Note Effective reading width is NA Letter 215 mm 2 Length Min 5 128 mm Max 14 356 mm Long document detection 14 356 mm or 60 minutes TF 06 To...

Page 18: ...d within 14 356 mm after scanning begins except for the long document scanning TF 06 2 A jam will also be declared if the document does not reach the scanning position within 5 5 seconds OKIFAX 2350 2...

Page 19: ...er 2 L type paper for photo printers 10 Recording paper cassette 1 First cassette 250 sheets cassette Okidata recommended paper 2 Second cassette Option 500 sheets cassette Okidata recommended paper F...

Page 20: ...6 35 0 25 6 35 R 0 25 6 35 0 25 6 35 0 25 6 35 12 Copy stacking Okidata recommended paper 20lb 13 Scanning resolution Horizontal 8 pel mm Vertical Transmission mode 3 85 line mm STD 7 7 line mm FINE o...

Page 21: ...on without an alarm tone When the paper has run out while a message is being received and the no paper reception is activated the LCD display will show MSG IN MEMORY and the ALARM LED turns on 22 Mini...

Page 22: ...fallback rank 26 Protocol 1 ITU T Rec T 30 2 OKIDATA special protocol high speed protocol The T 30 protocol signal from the transmitting station is sent at message transmission speed instead of 300 b...

Page 23: ...195 Note No of sheets is counted provided that ITU T No 1 sample documents are used Note Back up time on electrical interruption Min one hour OKIFAX 2450 only Note OKIFAX 1050 2350 does not back up th...

Page 24: ...W Chart ITU T No 1 sample document 37 Ambient condition 1 Operating condition See Figure 1 5 1 2 Storage condition See Figure 1 5 1 38 Dimension 1 Width Approx 13 330 mm Main body 2 Depth Approx 16 5...

Page 25: ...Figure 1 5 1 Ambient Condition...

Page 26: ...nly Note Sender Id plus Call Back Telephone Number must be programmed to enable this function Call back Message Format Example 2 Sender ID 1 Date and time Fax machines use this information 2 Sender ID...

Page 27: ...ge TF 10 To enable or disable this function TF 09 Local date and time printing OFF ONCE ALL pages TSI Printing and Local Date and Time Printing Format Example 4 Cancel report The fax can automatically...

Page 28: ...he fax can print out an activity report manually or automatically when 30 communications are recorded REPORT PRINTOUT 1 Manual printout TF 34 Automatic printout Default is OFF Message Confirmation Rep...

Page 29: ...entification of the remote station Personal ID Location ID TSI CSI Dial number or space 9 Communication mode CALLING Transmission CALLED Reception NG or MEMORY RX B C Broadcast BOX XX Confidential rec...

Page 30: ...uded Unmatched handshaking to the received NSF Unmatched password to the received NSC in the polling transmission mode Note 2 The following cases are included The STOP key is pressed The memory cancel...

Page 31: ...ng on user set up Note 1 When COPY key is pressed immediately after a single location transmission this report can be printed Manual printout Note 2 A portion of the first page of the TX document will...

Page 32: ...onal ID Location ID TSI CSI Dial number 7 Communication mode Reference to ACTIVITY REPORT 8 Number of transmitted pages or received pages 9 Result of the communication Reference to ACTIVITY REPORT 10...

Page 33: ...r automatically depending on user set up COPY key Manual printout Pressed immediately after a broadcast will enable the manual printing of a broadcast confirmation report REPORT PRINTOUT 2 Manual prin...

Page 34: ...can print out this report automatically on completion of a confidential reception Confidential Reception Report Format Example 10 Telephone directory This directory is printed manually REPORT PRINTIN...

Page 35: ...Telephone Directory for OKIFAX 1050 1 2 Example Telephone Directory for OKIFAX 1050 1 2 Example...

Page 36: ...Telephone Directory for OKIFAX 1050 2 2 Example Telephone Directory for OKIFAX 1050 2 2 Example...

Page 37: ...Telephone Directory for OKIFAX 2350 1 4 Example Telephone Directory for OKIFAX 2350 1 4 Example...

Page 38: ...Telephone Directory for OKIFAX 2350 2 4 Example Telephone Directory for OKIFAX 2350 2 4 Example...

Page 39: ...Telephone Directory for OKIFAX 2350 3 4 Example Telephone Directory for OKIFAX 2350 3 4 Example...

Page 40: ...Telephone Directory for OKIFAX 2350 4 4 Example Telephone Directory for OKIFAX 2350 4 4 Example...

Page 41: ...Telephone Directory for OKIFAX 2450 1 6 Example Telephone Directory for OKIFAX 2450 1 6 Example...

Page 42: ...Telephone Directory for OKIFAX 2450 2 6 Example Telephone Directory for OKIFAX 2450 2 6 Example...

Page 43: ...Telephone Directory for OKIFAX 2450 3 6 Example Telephone Directory for OKIFAX 2450 3 6 Example...

Page 44: ...Telephone Directory for OKIFAX 2450 4 6 Example Telephone Directory for OKIFAX 2450 4 6 Example...

Page 45: ...Telephone Directory for OKIFAX 2450 5 6 Example Telephone Directory for OKIFAX 2450 5 6 Example...

Page 46: ...Telephone Directory for OKIFAX 2450 6 6 Example Telephone Directory for OKIFAX 2450 6 6 Example...

Page 47: ...printed manually REPORT PRINTING 4 Configuration Report Fomat Configuration Report Service bit OFF 1 When second paper cassette is installed and paper size is programmed 2 nd paper size will appear in...

Page 48: ...1 When second paper cassette is installed and paper size is programmed 2nd paper size will appear in No 11 2 For OKIFAX 2450...

Page 49: ...Chapter 2 2A Setup Information A Setup Information 2 1 General The following flowchart outlines the installation procedure...

Page 50: ...F 10 to 32 C 2 2 03 Humidity 20 to 80 RH 2 2 04 Operating environment Pressure Equivalent of altitude of 8200 feet 2500 m and below 2 2 05 Exposure Within five minutes at luminous intensity 2 000 lux...

Page 51: ...ent stacker and to allow space for the fan exhaust 2 2 07 Levelness of installation surface 1 degree max 2 2 08 Other requirements Avoid installing in any of the following places A location exposed to...

Page 52: ...e 2 3 01 Remove tape on the top of the carton box and open its cover Figure 2 3 1 Unpacking Procedure 1 2 3 02 Take out the accessory box from the carton box See Figure 2 3 1 2 3 03 Take out the machi...

Page 53: ...Figure 2 3 1 Unpacking Procedure 2...

Page 54: ...Figure 2 3 2 Unpacking Procedure 3...

Page 55: ...ories from the carton box check the contents according to the following list Table 2 4 1 Contents List Item No Name Qty Remarks 1 OKIFAX 1050 2350 2450 facsimile 1 2 AC power cord 1 3 I D unit 1 Alrea...

Page 56: ...2 5 Installation of Attachments 2 5 Installation of Attachments 2 5 01 Items Image Drum ID Unit already installed Toner cartridge Recording paper Document stacker...

Page 57: ...cker Figure 2 5 1 Toner Cartridge Installation 1 Take the cushion out of the ID unit Figure 2 5 2 Toner Cartridge Installation 2 Installation of Attachments Continued Take out the toner cartridge from...

Page 58: ...to make sure the cartridge is fully seated Figure 2 5 4 Toner Cartridge Installation 4 Push the blue tab forward until it stops Figure 2 5 5 Toner Cartridge Installation 5 Clean the toner scattered i...

Page 59: ......

Page 60: ...it straight out Figure 2 5 6 Recording Paper Cassette Installation 1 Sheets must not exceed the paper full marker of the new paper limit indication If excessive sheets are loaded it will cause paper j...

Page 61: ......

Page 62: ...Document stacker Document stacker Hang the document stacker onto the stacker pins Figure 2 5 8 Document Stacker Installation...

Page 63: ...tage 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 mach...

Page 64: ...ions 2 7 Telephone and Line Connections 2 7 01 Procedure Connect the lines Note For US version telephone cable can be inserted into either upper side or lower side of telephone terminal Figure 2 7 1 T...

Page 65: ...Shipment 2 8 Packing for Shipment CAUTION When packing the OKIFAX 1050 2350 2450 for shipment REMOVE THE IMAGE DRUM AND TONER FROM THE UNIT AND SHIP SEPARATELY Failure to do this will result in damage...

Page 66: ...2B Programming and Initial Settings 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 67: ...pper row 3 Function assignment of LCD lower row Note 2 OFF 0 ON 1 MDY 0 DMY 1 without EQL 0 EQL1 1 EQL2 2 EQL3 3 for cable EQL OFF 0 TYPE1 1 TYPE 2 for REAL TIME DIAL and TAD MODE OFF 0 ONCE 1 ALL 2 f...

Page 68: ...as transmissions This bit 0 setting controls the following features Echo Protection OFF 0 ON 1 Ignore 1st DIS OFF ON CED DIS timer 75 ms 1 5 sec Tone for echo OFF ON 05 Off hook bypass Allows two mach...

Page 69: ...y and report print MDY from month day year to day month year 0 or vice versa MDY 0 DMY 1 09 Time and date print Enables or disables the function of printing OFF local dateand time at the top of the 0...

Page 70: ...printed when toner has been newly supplied or an operator per forms the memory operation OT10 OFF 0 The messages are printed in the print mode But print quality is not guaranteed 12 TAD mode Allows t...

Page 71: ...the TEL FAX automatic ON switching If this function is disabled 1 TEL FAX mode will not appear as a receive option ON 1 Enable OFF 0 Disable Related item FP08 TF17 18 15 Modem attenuator Adjusts the a...

Page 72: ...Bit 16 dB 1 0 10 1 1 11 1 2 12 1 3 13 1 4 14 1 5 15 17 T F tone attenuator Adjusts the attenuation dB for the 10 dB tone send signal 18 for TEL FAX SW for TEL FAX switching Adjusting value is 0 to 15...

Page 73: ...o Item Specifications Default 19 20 MF attenuator Adjusts the attenuation dB for the send MF tone power level Adjusting value is 0 to 15 dB in one dB 6 dB Bit 19 Bit 20 dB 0 0 0 0 1 1 0 2 2 0 3 3 0 4...

Page 74: ...Adjusting time is 100 MS to 1900 MS in 100 MS steps 300 MS 24 For example 300 ms Bit 23 Bit 24 0 3 03 x 100 ms 300 ms T F No Item Specifications Default 25 26 27 T1 timeout value XTTO value Registers...

Page 75: ...be signal Note 2 Intensity ranking is determined by the first second and third digits from the right on the LED print head serial number i e in S N 056 056 is the intensity ranking 0110 Technical No 3...

Page 76: ...IV RPT PRINT activity report print Enables or disables the automatic printing of the activity report when 30 communications have been recorded in the internal memory ON 1 Automatic printing OFF 0 Disa...

Page 77: ...for A4 and LEGAL in order to use the message memory effectively LEGAL 1 Available LEGAL A4 0 Not available LEGAL Note In OKIFAX 2450 if you print out Legal size documents you should select LEGAL sett...

Page 78: ...ds as a telephone call The calling person can hear a ring back tone for up to 35 seconds If the operator at the called side does not lift the handset within 35 seconds the machine automati cally start...

Page 79: ...switches an automatic voice message response to the calling station Note 1 A choice of TAD mode is available by Technical Function No 12 Note 2 The predetermined time is selectable between 20 or 35 se...

Page 80: ...FF 2 When you want to talk by phone pick up handset 3 The called party can send CED to the calling party immediately to start FAX communication if the CNG is detected during the period 4 If the fax do...

Page 81: ...TAD mode flow chart TAD mode flow chart 1 To enable the manual TX mode Load document Press START button Manual transmission...

Page 82: ...TAD mode flow chart TAD mode flow chart In case of TYPE 2 If the fax does not detect CNG signal during working of TAD the machine will go to standby mode...

Page 83: ...g Ring response time setting Dial parameters setting Printer counters clearing Procedure Operations To bring the LCD up to the desired message press SELECT FUNCTION key once COPY key twice and 2 key I...

Page 84: ...2 9 3 02 Technical functions 2 9 3 02 Technical functions Operations The Display Shows Figure 2 9 1 General Operation Flow...

Page 85: ...nitor control Setting 0 OFF 1 ON 03 Error report MCF MCF Message Confirmation Report Setting 0 OFF 1 ON 04 Echo protection Setting 0 OFF 1 ON 05 Off hook bypass Setting 0 OFF 1 ON 06 Long document tra...

Page 86: ...YPE1 2 TYPE2 13 Real time dialling Setting 0 OFF 1 TYPE1 2 TYPE2 14 TEL FAX switching Setting 0 OFF 1 ON 15 16 Modem attenuator Setting 00 OdB 15 15dB Refer to 2 9 1 Service Personnel Initial Setting...

Page 87: ......

Page 88: ...100ms steps 25 26 27 T1 timeout value XTTO value Setting 000 000 sec 255 255sec 28 29 30 31 Strobe width for LED head Setting 0 OFF 1 ON 32 MH only Setting 0 OFF 1 ON 33 High speed modem rate Setting...

Page 89: ......

Page 90: ...al setting items and their purposes Each F P can be accessed by entering the corresponding function number on Function Programming The detailed procedure of the initial setting items will be explained...

Page 91: ...ation number When a call to the first location number is not answered the alternate location number will be automatically dialled 40 different codes are provided OKIFAX 1050 64 different codes are pro...

Page 92: ...l as follows If the fax detects a call with a CNG signal it starts an automatic document receive operation If it detects a call without a CNG signal it sounds the buzzer to indicate a voice call Opera...

Page 93: ...ry and location ID Alpha search 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 40 for OKIFAX 1050 01 to 64 for OKIFAX 2350and...

Page 94: ...ual loading feeder One single sheet from the feeder above the first recording paper cas sette can be copied OKIFAX 2350 2450 Example of sheets Transparency for an overhead projector 11 Manual loading...

Page 95: ...the memory The fax can automatically transmit documents at one five speci fied times from the memory 14 Polling transmission To be polled Document s placed on the feeder can be collected by a remote s...

Page 96: ...18 Smooth printing The documents received in the STD mode can be printed at the FINE resolution by means of generating one line based on the two consecutive original lines and printing it between them...

Page 97: ...cation memory TX memory RX or print mode RX 2 Copy while the fax is engaged in a communication memory TX or memory RX Note Condition for operation a Copy is invalid when the machine is already engaged...

Page 98: ...Table 2 9 3 5 6 Feature Specifications Table 2 9 3 5 6 Feature Specifications Dual Access Combination Table 1 2...

Page 99: ...a program a Registration of TSI CSI except for BEL SUI and AUT b Registration of sender ID c Registration of telephone number for the call back message 22 Programming password To allow the operator in...

Page 100: ......

Page 101: ...Users Initial Settings Users Initial Settings One Touch Key Operations...

Page 102: ...rt if specified in operating sequence 3 Confidential transmission To program the mail box number 01 to 64 Available remote station s mail box numbers OKIFAX 2400 2600 01 to 40 OKIFAX 1000 01 to 16 OKI...

Page 103: ...Report printing 1 Activity report 2 Broadcast message confirmation report Multi location 3 Phone directory report 4 Configuration report 5 Protocol dump report TF 01 Sets to on Service bit 6 Log repor...

Page 104: ...number numeral P and space in 32 digits 2 Alternate fax telephone number in 32 digits additional registration 3 ID for the telephone directory function in 15 characters alphabetic numeric and symboli...

Page 105: ...Table 2 9 4 3 3 One touch key Program Settings Table 2 9 4 3 3 One touch key Program Settings F OT No Item Specifications...

Page 106: ...DP PULSE 7 PULSE DIAL RATE 8 PULSE MAKE RATIO 9 PULSE DIAL TYPE 10 MF TONE DURATION 11 PBX LINE 12 FLASH EARTH NORMAL 13 AUTO START 14 ACCESS DIGIT Refer to Table 2 9 5 03 for specification of dial p...

Page 107: ...the substitu tive operation When memory reception data is existed the memory and the MEMORY RX MODE is indicated by AUTO REC key operation for OKIFAX 2350 2450 machine will print out the memory recept...

Page 108: ...port printing after a multiple polling or broadcast ON Prints the MCF report OFF Disables this function ON 03 Sender ID The fax can transmit programmed alphanumeric message such as company s name cons...

Page 109: ...ment is loaded on the feeder The following combinations are selectable STD NORMAL and Non Photo 08 Telephone fax automatic switchover time Specifies the time for which the fax alerts an operator on re...

Page 110: ...le OFF a software generated ring sound to indicate arrival of an incoming call ON OFF 14 Remote receive except OKIFAX 2450 This function is used to transfer the call received by external telephone con...

Page 111: ...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 Press the key Enter two digit function number then the display will show...

Page 112: ...No Name of Function The Display Shows Message confirmation report Single location Message confirmation report Multiple locations Sender ID Line monitor volume Remote diagnosis Closed network TX mode...

Page 113: ...nd cassette paper size Select language Software ringer set Remote receive Ring response time Memory and feeder selection One touch key parameters Note1 RESOLUTION ORIGINAL of Tx mode defult setting ca...

Page 114: ...rrespond bit of XPARA of national code is set to off Ring response is bypassesd as follows Note3 When 2 nd tray is not mounted on OKIFAX 1050 2350 2450 2 nd paper size is bypassed as follows Note2 For...

Page 115: ...vice Bit Setting Operations Each ring response time of 5 10 15 or 20 15 entered 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...

Page 116: ...ters In case the service bit is OFF 2 9 5 03 Dial parameters In case the service bit is OFF To get the DIAL PARAMETER message on the display perform the same operation as listed in Section 2 9 12 Dial...

Page 117: ...nt Operations To set the date and time press the SELECT FUNCTION key once and one touch key No 9 in the standby mode If no message is in memory Enter 3 using the ten key pad Press the key Enter date a...

Page 118: ...2 9 7 Dual Access Operation for OKIFAX 2350 2450 2 9 7 Dual Access Operation for OKIFAX 2350 2450...

Page 119: ...lephone number for the call back message Defalut Blank Operations To program system ID data press the SELECT FUNCTION key once and one touch key No 9 in the standby mode If no message is in memory Ent...

Page 120: ......

Page 121: ...Blank Telephone number numeral P Dial Pause and space in 32 digits Alternate telephone number in 32 digits additional registration ID for the telephone directory function in 15 characters alphabets n...

Page 122: ......

Page 123: ...dial No 01 through 40 OKIFAX 1050 No 01 through 64 OKIFAX 2350 or No 01 through 99 OKIFAX 2450 allow registering a telephone number in 32 digits numeral P Dial Pause and space and ID for the telephon...

Page 124: ...some two digit auto dial codes to which telephone numbers have been assigned This group setting makes multiple polling reception and broadcast operation simple OKIFAX 1050 5 dialling groups OKIFAX 23...

Page 125: ...Case 2 Cancelling member s from a group...

Page 126: ......

Page 127: ...2 9 12 Dial Parameters Settings 2 9 12 Dial Parameters Settings 2 9 12 01 Procedure The following shows the case in which the service bit is on The display shows...

Page 128: ...2 9 12 02 Procedure 2 9 12 02 Procedure Table 2 9 11 Default Settings of Dial Parameters...

Page 129: ...Disable 05 Busy tone detect Selects the busy tone detection ON OFF selectable ON Enable OFF Disable 06 MF TONE or DP Pulse Selects dialing by multi frequency or dial pulse 07 Pulse dial rate Selects...

Page 130: ...auto dial modes ON Enable OFF Disable 14 Access digit Prefix dialing digits with which PBX Connects the fax to the public line OFF digit s selectable Note When a preprogrammed access digit is recogni...

Page 131: ...ming Mail Box Password To allow the operator in this case a person who wishes to assign a password to mail box to assign a 4 digit password to one of 8 for OKIFAX 1050 8 for OKIFAX 2350 16 for OKIFAX...

Page 132: ...Operations 2 9 14 Memory Operations 2 9 14 01 SUBST MSG PRINT This function will force printing of messages received into memory due to a low toner condition Note Print quality may be poor under these...

Page 133: ...2 9 14 02 CONF RX MSG PRINT 2 9 14 02 CONF RX MSG PRINT Messages received in a personal box can be printed out only if the password entered by the operator maches that registered for the box...

Page 134: ...se Activate self diagnosis which includes Print test CPU ROM version printing CPU RAM check FLASH version printing LANGUAGE version printing DEFAULT version printing RAM check RAM check memory board o...

Page 135: ...Fig 2 9 4 Printed Data of Self diagnosis Print Test Example...

Page 136: ...fed in automatically The STD and NORMAL lamps light The display shows SELECT LOCATION Dial the telephone number of the remote machine by the ten key pad Make sure that the telephone number of the remo...

Page 137: ...Reception 2 9 16 02 Reception Use another machine for dialling Make sure that The display shows AUTO REC START The message is automatically received Typical message reception flow is described in Fig...

Page 138: ...Fig 2 9 5 Typical Transmission Flow Fig 2 9 5 Typical Transmission Flow...

Page 139: ...Fig 2 9 6 Typical Reception Flow Fig 2 9 6 Typical Reception Flow...

Page 140: ...2C Installation of Optional Units C Installation of Optional Units 2 10 01 Items Memory board PC interface board Telephone handset...

Page 141: ...ch OFF and remove the AC power cord Note Unplug the AC power cord from the wall outlet first and then from the facsimile Do not remove unnecessary parts Since screws and small parts are easily misplac...

Page 142: ...3 memory board can be mounted on to the connector CN13 of the OKIFAX 2350 2450 MCNT board OKIFAX 1050 Remove Rear Cover Remove the rear cover by removing the two screws S1 and S2 Install Memory Board...

Page 143: ...Note Fit the fixing hooks an anchor positions on the cassette guide after that lift the rear cover slightly and push it to the inside Tighten the two screws S1 and S2...

Page 144: ...e two screws S1 and S2 Install PCIU board First install PCIU board on to the connector CN12 of the OKIFAX 1050 MCNT board and then tighten the two screws to the separation plate OKIFAX 2350 2450 Insta...

Page 145: ...en out the telephone set telephone handset and curled cord from the carton box connect them as show in Fig C 3 2 After installing the connection cable to the telephone set extend the connection cable...

Page 146: ...e telephone assembly on the facsimile transceiver unit In this case cram the telephone assembly into the position of Fig C 3 5 by lifting the facsimile transceiver unit slightly When 2 nd tray is moun...

Page 147: ...Connect the terminal of the other side of the connection cable formed on the rear side of the equipment like Fig C 3 6 to the telephone set...

Page 148: ...ntrol board MCNT R054 R050 2 Network control unit NCU 3 PC interface board P050 option See note 4 Memory board MEMO option See note 5 Power supply unit FXVE 120 V FXVH 230 V 6 Operation panel board YO...

Page 149: ...Configuration of OKIFAX 2350 2450 1 Main control board R175 for OKIFAX 2350 R175 2 for OKIFAX 2450 2 Modem board MODEM 3 Network control unit NCU 4 PC interface board P050 option 5 Memory board MEMO o...

Page 150: ...3 2 Overall Dimension and Mechanical Structure of OKIFAX 1050 3 2 Overall Dimension and Mechanical Structure of OKIFAX 1050 Figure 3 2 Overall Dimension andMechanical Structure...

Page 151: ...3 3 Overall Dimension and Mechanical Structure of OKIFAX 2350 2450 3 3 Overall Dimension and Mechanical Structure of OKIFAX 2350 2450 Figure 3 3 Overall Dimension andMechanical Structure...

Page 152: ...gure 3 3 1 shows the block diagram of OKIFAX 1050 facsimile transceiver 3 4 02 OKIFAX 2350 2450 Boards and Units The following boards and units constitute the OKIFAX 2350 2450 facsimile transceiver ma...

Page 153: ...time clock which maintains the system time and date clock Real time clock IC Used as a timepiece to display the date and time Audio monitor circuit Contact image sensor control I EXSEED For OKIFAX 23...

Page 154: ...YOPE OKIFAX 1050 YOPE 2 OKIFAX 2350 2450 board Note Operation Panel Unit must be replaced as an assembly Individual boards are not available Supervision of switches on operation panel Control of LEDs...

Page 155: ...xternal signal level Generation of dial pulses to telephone line Detection of ringing signal Detection of busy tone conjunction with Modem unit Detection of hook signal on hook off hook indication Int...

Page 156: ...rd Conversion of main alternating current to the following direct currents 5V DC power supply 8V DC 8V DC power supply 30V DC power supply Supplying of main alternating current to fuser unit Generatio...

Page 157: ...3 5 05 MEMO memory board Option 3 5 05 MEMO memory board Option P SRAM Memory storage for ECM operations memory broadcast delayed broadcast etc...

Page 158: ...3 5 06 P050 board Optional PC Interface 3 5 06 P050 board Optional PC Interface The P050 board is used as an interface between the OKIFAX units and PC compatible computer...

Page 159: ...3 5 07 HOOK board Optional handset 3 5 07 HOOK board Optional handset Hook switch circuit...

Page 160: ...3 5 08 TELU board Option For US and Canada 3 5 08 TELU board Option For US and Canada Speech network circuit...

Page 161: ...te option 3 5 09 TQSB board installed within second paper cassette option Second paper cassette unit for OKIFAX 2350 2450 MOS CPU Motor control Interfaces with the Main Control Board to provide second...

Page 162: ...V Motor drive DRAM Dynamic random access memory EXSEE Image proccessing gate array FAN Fan motor FLASH Flash memory IOGA 1 Input output gate array IOGA 2 Input output gate array PCi Photocoupler numbe...

Page 163: ...Figure 3 5 2 OKIFAX 2350 2450 Block Diagram Figure 3 5 2 OKIFAX 2350 2450 Block Diagram...

Page 164: ...canning control The one line binary picture data from IOGA is stored into P SRAM pseudo SRAM When the data for one page has been stored in the P SRAM the data is read out from the P SRAM and sent to I...

Page 165: ...l signals in the ITU recommendations The successive modes of communication for example line density encoding scheme etc are determind 3 6 06 Report Printing This signal route describes the printing ro...

Page 166: ...end signal Figure 3 7 2 shows the 300 bps send protocol signal route 3 7 03 300 bps receive signal Figure 3 7 3 shows the 300 bps receive protocol signal route 3 7 04 G3 send picture signal Figure 3 7...

Page 167: ...Okifax 1050 300 bps Send Signal Okifax 1050 300 bps Send Signal...

Page 168: ...Okifax 1050 300 bps Send Signal Okifax 1050 300 bps Send Signal...

Page 169: ...Okifax 1050 G3 Send Picture Signal Okifax 1050 G3 Send Picture Signal...

Page 170: ...Okifax 1050 G3 Receive Picture Signal Okifax 1050 G3 Receive Picture Signal...

Page 171: ...Okifax 1050 Report Print Signal Okifax 1050 Report Print Signal...

Page 172: ...bps send signal Figure 3 8 2 shows the 300 bps send protocol signal route 3 8 03 300 bps receive signal Figure 3 8 3 shows the 300 bps receive protocol signal route 3 8 04 G3 send picture signal Figur...

Page 173: ...Okifax 2350 2450 bps Send Okifax 2350 2450 bps Send...

Page 174: ...Okifax 2350 2450 bps Receive Signal Okifax 2350 2450 bps Receive Signal...

Page 175: ...Okifax 2350 2450 G3 Send Picture Signal Okifax 2350 2450 G3 Send Picture Signal...

Page 176: ...Okifax 2350 2450 G3 Receive Picture Signal Okifax 2350 2450 G3 Receive Picture Signal...

Page 177: ...Okifax 2350 2450 Report Print Signal Okifax 2350 2450 Report Print Signal...

Page 178: ...uit for OKIFAX 2450 Image Data battery backup 5 V CIS contact image sensor 5 V Send motor drum motor resist motor fan drive flash memory CIS and second tray voltage 2 Input ratings Voltage AC 120 V 6...

Page 179: ...CN3 28 8 V 0 1 A 0 to 0 1 A 15 to 6 5 V 3 0 VP P 3 6 VP P...

Page 180: ...General functional description General functional description...

Page 181: ...circuit This circuit provides 30 V output by rectifying the corresponding output of transformer T1 and smoothing the rectified signal by capacitor C7 8 V circuit This circuit provides 8 V and 8 V out...

Page 182: ...B1 DB2 300 V 300 V Voltage applied to developing roller TR1 TR2 1 kV 0 75 kV Voltage applied to transfer roller CH 1 35 kV Voltage applied to charging roller CB 400 V Voltage applied to cleaning rolle...

Page 183: ...generation unit DANGER 3 9 03 FXVE for 120 V FXVH for 230 V Circuit Diagram 2 2 This circuit consists of power control IC2 photo sensors and high voltage generation unit 3 9 03 FXVE for 120 V FXVH fo...

Page 184: ...1 and output to the MCNT as signal HUP1 This notifies the MCNT that the phone line is off hook Relay Driver Circuit CML RL1 and RL4 relay signal Relays RL1 and RL4 switch the line from telephone side...

Page 185: ...ELU Circuit Diagram option TEL board is used as the interface board of the optional telephone assembly when it is installed on the facsimile transceiver Block diagram Figure 3 11 1 Block Diagram of TE...

Page 186: ...Block Diagram of TEL U option Block Diagram of TEL U option...

Page 187: ...Relationship between NCUU and TEL U Relationship between NCUU and TEL U...

Page 188: ...nship between memory capacity and mounted boards are shown in the following table Equipment Memory Capacity RAM1 RAM2 RAM3 RAM4 Mounted Board Name Okifax 1050 OKIFAX Mounted Not mounted Not mounted No...

Page 189: ...Expanded Memory Optional OKIFAX 1050 2350 2450...

Page 190: ...le supplied with the optional PC Interface Kit Note OKIFAX 1050 2350 2450 applies to EIA class 1 and class 2 as PC interface although class 1 is used as the default setting Block diagram P050 board ci...

Page 191: ...capacity 500 sheets Paper size A4 Letter Legal Paper size selection Automatic Cassette no cassette selection Automatic Paper no paper selection Automatic Paper route open to facsimile transceiver unit...

Page 192: ...otor of this mechanism 3 15 04 LED head Image data for each dot on a line is transferred from the MCNT R054 R050 R175 R175 2 board and is received by the shift and latch registers The 1728 LEDs are dr...

Page 193: ...Layout of Print Station Components Layout of Print Station Components...

Page 194: ...the clockwise direction and drives the hopping roller to advance the paper until the inlet sensor turns on In this case the registration gear also turns but the registration roller is prevented from...

Page 195: ......

Page 196: ...oller is composed of two layers consisting of a conductive layer and a surface protective layer that has elasticity in order to secure a good contact with the EP image drum When the DC voltage 1 35 KV...

Page 197: ...he contact charge of the charge roller When light from the LED head irradiates the EP image drum surface the light energy generates positive and negative carriers in the CGL The positive carriers are...

Page 198: ......

Page 199: ...tive The excess toner attracted to the developing roller is scraped off by the doctor blade forming a thin coating of toner on the developing roller surface Toner is attracted to the exposed part low...

Page 200: ......

Page 201: ...lied to the paper from its reverse side The application of a high positive voltage 1 KVDC from the Power Supply Unit FXVE FXVH board to the transfer roller causes the positive charge induced on the tr...

Page 202: ...a 500 W heater Halogen lamp which heats the heat roller A thermister which is in contact with the heater roller regulates the heater roller at a predetermined temperature about 160 C for OKIFAX 1050...

Page 203: ...16 07 Cleaning 3 16 07 Cleaning After the end of the transfer residual toner on the EP image drum is attracted to the cleaning roller temporarily by static electricity to clean the EP image drum surfa...

Page 204: ...losed When the number of accumulated sheets is 10 or more and the printout operation ends When a cleaning cycle is requested in the technical function local test mode Changes in bias voltage applied t...

Page 205: ...Process The electro photographic process of the OKIFAX 1050 2350 2450 consists of six essential processes The following Figure 3 17 1 provides a general description Process 1 Charging 2 Exposure 3 De...

Page 206: ...tion error printer alarm 2 Cover open COVER OPEN advisory message 3 18 02 Recoverable errors 2 nd tray door open No cassette in 2 nd tray No paper in 1 st cassette No paper in 2 nd cassette 3 18 03 Al...

Page 207: ...an alarm occurs during printing 3 19 03 Toner Low Detection Composition The device consists of a stirring gear which rotates at a constant rate a stirring bar and a magnet on the stirring bar The stir...

Page 208: ...toner is carried out at all times when the drum is rotating The toner sensor is not monitored while the drum motor is not rotating TONER FULL state TONER LOW state When the toner low state is detected...

Page 209: ...ed on the Image Drum The excess toner is removed to the developing roller where it is recycled Cleaning is automatically performedwhen the number of prints exceed 10 sheets or the one job operation en...

Page 210: ...however the paper has already passed over the paper sensor Paper Size Error The time interval between when the paper contacts the paper sensor and the outlet sensor determines which size length paper...

Page 211: ...ered into the printer section PS 2 Write sensor Detects the arrival of paper at designated position on the paper transport route inside the printer in order to turn on the light of the LED head 0 Pape...

Page 212: ...Figuree 3 21 1 Sensor Location Top View Figure 3 21 2 Detail of Sensor Lever...

Page 213: ...he paper does NOT reach inlet sensor 1 Figure 3 21 1 Paper Inlet Jam Paper Feed Jam This jam occurs when either of the following conditions occur The paper does not pass over the paper sensor within a...

Page 214: ...normally 3 Do not remove unnecessary parts Try to keep disassembly to a minimum 4 When disassembling follow the prescribed sequence Otherwise parts may be damaged 5 Since screws and small parts are l...

Page 215: ...4 1 2 Tools 4 1 2 Tools Table 4 1 1 shows the tools required for the replacement of parts such as circuit boards and mechanical units Table 4 1 1 Tools...

Page 216: ...4 2 How to Disassemble and Reassemble 4 2 How to Disassemble and Reassemble This section explains how to disassemble and reassemble the fax...

Page 217: ...t the flat cable from the PC connector d Remove the LED print head while spreading the retainer on the Stacker Cover Note Be sure not to directly touch or push on the lens of the LED print head 2 Reas...

Page 218: ......

Page 219: ...Plate NCU Board Modem Board 1 Disassembly procedure 1 Image Drum Rear Cover NCU Cover Main Cover a Open the Document Hopper assembly b Open the stack cover by pressing the latches inward c Remove the...

Page 220: ...nails at both sides on the rear side Continue to lift and remove the cover 2 Separation Plate a Remove the Separation Plate by removing two screws 4 3 NCU Board MODEM Board a Remove the NCU Board by r...

Page 221: ...modem is part of the MCNT PCB and is not removable OKIFAX 2350 9 6 kbps board standard 14 4 kbps board is optionally available OKIFAX 2450 14 4 kbps board standard 2 Reassembly procedure Reverse the d...

Page 222: ...es from the frame e To separate the Control Panel Assembly from the Paper Guide U Assembly Lay the Control Panel Assembly face down using care not to scratch the panel surface Remove the two screws th...

Page 223: ...s possible Note Do not remove the ground plates as they are electrically connected to the static brushes c Scan Roller Remove the Scan Roller by remov ing the gear and ADF bearing d Exit Roller Remove...

Page 224: ...2 Reassembly procedure Reverse the disassembly procedures...

Page 225: ...4 2 3 Control Panel Assembly and Paper Guide U Assembly b Disconnect the connectors from the MCNT Board and slide the AC inlet from the scanner frame Thenumbers ofconnectorareshown below OKIFAX 1050...

Page 226: ...Title of Section...

Page 227: ...Title of Section...

Page 228: ...Title of Section...

Page 229: ...nt head serial number i e in S N XX056 056 is the intensity ranking In each row there is a rank marking range left most column The ranking printed on the LED head should fall within one of these range...

Page 230: ...ent points Ground terminal Specification 5V 4 4 5V to 5 2V Measuring equipment required Digital voltmeter Measurement 1 Turn AC power OFF 2 Remove the rear cover and optional memory and or PC Interfac...

Page 231: ...0 R175 MCNT board for OKIFAX 2350 and R175 2 MCNT board for OKIFAX 2450 Measurement points SIG signal CN10 1 pin and ground terminal Specification A waveform sample is shown below For FX 050 Measuring...

Page 232: ...2500 sheets ITU T document sample No 1 For the second or later cartridge to a new I D Unit 1 2 I D Unit Image drum unit Up to 20 000 pages 2 6 1 02 Service personnel side No Part name Expected Use Be...

Page 233: ...to five years and is not rechargeable 4 NiCad Battery Image Data Backup OKIFAX 2450 only In the event of a power outage the NiCad battery will retain the image data for a minimum of one hour Observe...

Page 234: ...misfeeding of documents Perform this cleaning as necessary 5 6 Contact Image Sensor Check for accumulation of paper dust etc Clean with ethyl alcohol if necessary 6 7 Separation Rubber Clean with wate...

Page 235: ...12 Optical sensors Vacuum any dust accumulation from both ADF and power supply optical sensors as necessary Figure 6 2 1 Parts of Routine Inspection...

Page 236: ...r counters such as the print counter scan counter by using the key or key 6 3 02 Procedure The following shows the case when the service bit has been set OFF Note Clear Operation User can clear only D...

Page 237: ...The service personnel can clear and check the following counters Image Drum Toner Image Drum Total Print Scan 6 4 02 Procedure The following shows the case when the service bit has been set ON Note D...

Page 238: ...1050 a Pattern 1 Stair pattern 32 lines in each step b Pattern 2 All black 32 lines c Pattern 3 Alternate printing of black dots and white dots 32 lines x 2 d CPU ROM VERSION CPU ROM CPU RAM In case C...

Page 239: ...IFAX 2350 2450 a Pattern 1 Stair pattern 32 lines in each step b Pattern 2 All black 32 lines c Pattern 3 Alternate printing of black dots and white dots 32 lines x 2 d CPU ROM VERSION CPU ROM CPU RAM...

Page 240: ...CPU ROM VERSION Z106 HASH OK 9CE1 CPU ROM FLASH VERSION AA1 FLS1 HASH OK 27F4 LANGUAGE VERSION EG10 HASH OK 4C38 DEFAULT VERSION AD02 RAM1 HASH OK F0FF RAM2 OK RAM3 OK 1 1 marked items are not printed...

Page 241: ...HASH OK 1507 Figure 6 5 1 Self diagnosis Data...

Page 242: ...6 6 Sensor Calibration Test 6 6 Sensor Calibration Test 6 6 01 Purpose To adjust the linearity of output levels of contact image sensor...

Page 243: ...Note After adjustment of levels check the copy quality by copying test charts or documents...

Page 244: ...6 7 LED Test 6 7 LED Test 6 7 01 Purpose To check all LEDs on operation panel by lighting 6 7 02 Procedure...

Page 245: ...6 8 Tone Send Test 6 8 Tone Send Test 6 8 01 Purpose To send G3 tonal frequencies through the phone line for remote testing 6 8 02 Procedure...

Page 246: ...speed Modem Send Test 6 9 High speed Modem Send Test 6 9 01 Purpose To check the telephone line quality in combination with a remote station programmed to the high speed modem receive test mode 6 9 02...

Page 247: ...ed Modem Receive Test 6 10 High speed Modem Receive Test 6 10 01 Purpose To check the telephone line quality in combination with a remote station programmed to the high speed modem send test mode 6 10...

Page 248: ...6 11 MF Send Test 6 11 MF Send Test 6 11 01 Purpose To send the multi frequencies of tone dialling to the line 6 11 02 Procedure...

Page 249: ...6 12 Tone TEL FAX 6 12 Tone TEL FAX 6 12 01 Purpose To check the pseudo ring back tone of TEL FAX automatic switching 6 12 02 Procedure...

Page 250: ...Purpose This drum cleaning function removes the residual toner on the I D Image Drum Unit surface A printed page will carry the residual toner from the machine This cleaning should be performed when...

Page 251: ...14 Protocol Dump Data Printing 6 14 Protocol Dump Data Printing 6 14 01 Purpose To analyze the transmitted received G3 protocol signals This data is useful when troubleshooting communications problem...

Page 252: ...6 14 02 Procedure 6 14 02 Procedure Manual print out of the last communication Note The service bit TF 1 must be ON to enable the Protocol Dump Report...

Page 253: ...6 14 03 Dump data description 6 14 03 Dump data description Data sample Figure shows the printed data as a sample Figure 6 14 1 Protocol Dump Data Sample at transmitter side...

Page 254: ...e printed out data permits to analyze G3 facsimile communication protocol signals between two facsimile machines Figure 6 14 2 shows the result of an analysis on the printed data referring to Figure 6...

Page 255: ...Identification DTC 81 Digital Transmit Command NSS 44 C4 Non Standard Set Up TSI 42 C2 Transmitting Subscriber Identification DCS 41 C1 Digital Command Signal CFR 21 A1 Confirmation to Receive MCF 31...

Page 256: ...FCD 60 Facsimile Coded Data PPS 7D FD Partial Page Signal PPR 3D BD Partial Page Request RCP 61 Return to Control for Partial Page RNR 37 B7 Receiver not Ready RR 76 F6 Receiver Ready...

Page 257: ...6 15 System Reset 6 15 System Reset 6 15 01 Purpose To clear or initialize the following data a Location data b Configuration data default 6 15 02 Procedure...

Page 258: ...ling a remote fax 10A2 Busy tone detected 14C0 Dial tone not detected 14C1 Line current not detected 14C2 Calling and waiting for line connection time out 14C3 Dialling limit time out 21A0 Received si...

Page 259: ...post command 49CC Received signal other than the desired signal in response to RNR 49CD Command not received in response to RNR 60A0 Broadcast completed 6803 DCN received in response to NSF DIS withou...

Page 260: ...90F2 Fuser error 90F3 Recording paper size error 90F4 Cover open...

Page 261: ...4 Printing test failure O O 7 5 7 5 No local copy O O 7 6 7 6 Auto dial failure O 7 7 7 7 Transmission problem O 7 8 7 8 Auto reception failure O 7 9 7 9 Reception problem O 7 1 7 10 Sensor calibrati...

Page 262: ...7 1 Overall Troubleshooting Flow Chart 7 1 Overall Troubleshooting Flow Chart...

Page 263: ...7 2 No LCD Operation 7 2 No LCD Operation...

Page 264: ...7 3 ALARM LED On 7 3 ALARM LED On...

Page 265: ...7 4 Printing Test Failure 7 4 Printing Test Failure...

Page 266: ...7 5 No Local Copy 7 5 No Local Copy...

Page 267: ...ke sure the RJ 11C is connected to the LINE Jack on the OKIFAX Can a dial tone be heard YES End of procedure NO Unplug the Okifax 1000 from the RJ 11C and attach a standard single line telephone to th...

Page 268: ...it If the trouble persists there may be a problem with the line or at the receiving end Check the OKIFAX User Functions Dialing Parameters and Technical Functions Perform the High Speed Modem Transmit...

Page 269: ...Before troubleshooting any communicaiton problems run Self Diagnosis then verify that the Flash ROM version is the most current version in accordance with the Product Bulletins formerly known as Tech...

Page 270: ...7 8 Auto Reception Failure 7 8 Auto Reception Failure...

Page 271: ...e unit If the trouble persists there may be a problem with the line or at the receiving end Check the OKIFAX User Functions Dialing Parameters and Technical Functions Perform the High Speed Modem Tran...

Page 272: ...station Before troubleshooting any communicaiton problems run Self Diagnosis then verify that the Flash ROM version is the most current version in accordance with the Product Bulletins formerly known...

Page 273: ...ES Replace the Contact Image Sensor Is the problem resolved NO Check the Scan Control Cable for continuity YES End of procedure NO Is abnormal feeding observed during the SCANNING CHECK NO End of proc...

Page 274: ...7 11 LED Test 7 11 LED Test...

Page 275: ...7 12 Tone Send Test 7 12 Tone Send Test...

Page 276: ...7 13 High speed Modem Test 7 13 High speed Modem Test...

Page 277: ...7 14 MF Send Test 7 14 MF Send Test...

Page 278: ...7 15 Tone TEL FAX Send Test 7 15 Tone TEL FAX Send Test...

Page 279: ...7 16 No Acoustic Line Monitor 7 16 No Acoustic Line Monitor There are two source routes of acoustic line monitor a General communication signal b DP pulse signal...

Page 280: ...7 17 Power Supply Unit 7 17 Power Supply Unit...

Page 281: ...Feeding 7 18 No Document Feeding Note This section places an emphasis on troubleshooting of mechanical portions Therefore it is recommended to replace the MCNT Board if the following procedures do not...

Page 282: ...7 19 Multiple Document Feeding 7 19 Multiple Document Feeding Definition Multiple document feeding Multiple documents are not separated and they are fed in the same one feeding operation...

Page 283: ...7 20 Document Skew 7 20 Document Skew...

Page 284: ...7 21 Document Jam 7 21 Document Jam...

Page 285: ...e the supplies recommended Okidata Consumables 4 Is the recording paper normal 5 Has the Image Drum been loaded properly 2 Tips for correcting image troubles 1 Do not touch or bring foreign matter int...

Page 286: ...EL PLEASE CONFIRM Engine controller error Option 2nd tray 3 PRINTER ALARM 3 TEL PLEASE CONFIRM Fan motor rotation error 4 PRINTER ALARM 4 TEL PLEASE CONFIRM Fuser unit thermal error 5 Recording paper...

Page 287: ...Troubleshooting flow chart 1 Troubleshooting flow chart 1 The cover copy stacker is open...

Page 288: ...Troubleshooting flow chart 2 Troubleshooting flow chart 2 Warning message to replace ID unit because of its life...

Page 289: ...Troubleshooting flow chart 3 Troubleshooting flow chart 3 Engine controller error ROM RAM error...

Page 290: ...Troubleshooting flow chart 4 Troubleshooting flow chart 4 Fan motor rotation error...

Page 291: ...mbly when the fusing unit is installed Refer to the Action Items Diagram NO Adjust the contacts as necessary YES Refer to Action Item 10 Power OFF then Power ON Does PRINTER ALARM 4 occur approximatel...

Page 292: ...nd user function number 11 2nd cassette size optional should be set to match the paper size loaded in each paper cassette If not a logical jam will follow Note 3 Always vacuum loose toner from inside...

Page 293: ...heck one way clutch gears for proper operation 4 Replace cassette separator frame assy 5 Check proper installation of MCNT board POWER SUPPLY UNIT board and their connectors 6 Replace MCNT Board 7 Che...

Page 294: ...ble 7 22 3 Image Troubles Always test with a known good Image Drum before beginning to troubleshoot print image problems Be sure that the contact assembly makes positive contact with the power supply...

Page 295: ...Poor fusing Images are blurred or peeled off when touched by hands ___ 15 Figure 7 22 1 Abnormal Symptoms of Image Troubles Example...

Page 296: ...Troubleshooting flow chart 8 Troubleshooting flow chart 8...

Page 297: ...Troubleshooting flow chart 9 Troubleshooting flow chart 9...

Page 298: ...Troubleshooting flow chart 10 Troubleshooting flow chart 10...

Page 299: ...Troubleshooting flow chart 11 Troubleshooting flow chart 11...

Page 300: ...hooting flow chart 12 Troubleshooting flow chart 12 This refers to repetitive spots or unusual marks on printed pages Measure the distance between them to determine the problem Note ID refers to the I...

Page 301: ...Troubleshooting flow chart 13 Troubleshooting flow chart 13...

Page 302: ...Troubleshooting flow chart 14 Troubleshooting flow chart 15 Troubleshooting flow chart 14 Troubleshooting flow chart 15...

Page 303: ......

Page 304: ...Chapter 8 ASSEMBLY OKIFAX 1050 OKIFAX 1050...

Page 305: ...ASSEMBLY OKIFAX 2350 2450 OKIFAX 2350 2450...

Page 306: ...SECTION 1 CABINET ASSEMBLY OKIFAX 1050 OKIFAX 1050...

Page 307: ...120 1092P1 6 1050 2350 2450 PCB NCU U 55079101 4YA4129 1008G1 7 2350 PCB MODEM 9 6K 55079201 4YA4135 1032G1 7 2350 2450 PCB MODEM 14 4K 55079202 4YA4135 1032G2 8 1050 2350 2450 PLATE PARTITION 5101950...

Page 308: ...SECTION 2 CONTROL ASSEMBLY OKIFAX 1050 OKIFAX 1050...

Page 309: ...SECTION 2 CONTROL ASSEMBLY OKIFAX 2350 OKIFAX 2350...

Page 310: ...1 4PB4120 1102P1 2 2350 2450 FILM ONE TOUCH COVER 52203301 4PB4120 1074P1 3 2450 SHEET ONE TOUCH L 52081310 4PB4120 1073P101 4 1050 FUNCTION SHEET N A 3PB4120 1070P10 4 2350 FUNCTION SHEET N A 3PB4120...

Page 311: ...SECTION 3 PRINTER ASSEMBLY OKIFAX 2350 2450 OKIFAX 2350 2450...

Page 312: ...450 GUIDE MANUAL FEED ASSY 51011001 2PA4083 6130G1 8 1050 2350 2450 UNIT FUSER 120V ASSY 50220801 2YX4120 1128G1 9 1050 2350 2450 SHAFT HOPPING ROLLER ASSY 50219601 3PA4122 1295G1 10 1050 2350 2450 BE...

Page 313: ...930001 4PP4120 1087P1 33 1050 2350 2450 LED HEAD 56110802 4YA4116 1115G2 34 1050 2350 2450 CONNECTOR PC 56730201 224A1286P0140 35 1050 2350 2450 CABLE LED ASSY 56632401 4YX4120 1124G1 36 1050 2350 245...

Page 314: ...50 1050 2350 2450 FILM STACKER MYLAR 52203401 4PB4120 1138P1 51 1050 2350 2450 BRUSH STATIC RELEASE GUIDE 51305103 4PB4120 1051P3 52 1050 2350 2450 BEARING TR 51609001 3PP4083 6289P1...

Page 315: ...SECTION 4 BASE ASSEMBLY OKIFAX 1050 OKIFAX 1050...

Page 316: ...350 2450 SPRING CASSETTE LOCK 50929501 4PP4083 7655P1 8 1050 2350 2450 BLOCK LINK PULL 53345201 4PP4122 1170P1 9 1050 2350 2450 SPRING SHEET 50929901 4PP4083 7666P1 10 1050 2350 2450 LINK SHEET R 5080...

Page 317: ...2450 BATTERY BACK UP 56306901 4YB4120 1094P1 27 1050 SCREW N A BTD3 8 IOF 27 2350 2450 SCREW N A BTD3 8 IOF 28 2350 2450 SCREW N A TP2 6 8 HHC 29 1050 2350 2450 SPRING SEPARATOR 50930701 4PP4083 7728P...

Page 318: ...1 4PP3529 5045P1 10 1050 2350 2450 SHAFT PINCH ROLLER 51113701 4PP4120 1020P1 11 1050 2350 2450 SPRING PINCH R 50930301 4PP4120 1022P1 12 1050 2350 2450 SPRING PINCH L 50930201 4PP4120 1021P1 13 1050...

Page 319: ...1050 2350 2450 BRUSH GROUND 51305101 4PB4120 1051P1 8 1050 2350 2450 GEAR Z28 51236401 4PP3529 5035P1 9 1050 2350 2450 RUBBER SEPARATOR ASSY 53344901 4PA3529 5087G1 10 1050 2350 2450 ROLLER SENSOR AS...

Page 320: ...SECTION 7 CABLES OKIFAX 1050 OKIFAX 1050...

Page 321: ...2350 2450 CABLE 2ND TRAY CONNECTOR 56632801 3YS4111 3527P1 4 1050 2350 2450 CABLE SCAN CONTROL 56632601 4YS1111 3441P1 5 1050 2350 2450 CABLE ADF SENS CONTROL 56632701 4YS1111 3442P1 6 1050 2350 2450...

Page 322: ...o OKIFAX Description Okidata Part Number Oki Part Number 1 1050 2350 2450 BOX SPARES KRAFT 53552208 N A 2 1050 2350 2450 FOAM PACKAGING TOP 53581601 N A 3 1050 2350 2450 FOAM PACKAGING BOT L 53581602...

Page 323: ...REFACE PREFACE This Manual is intended for maintenance personnel and describes the field maintenance methods for High Capacity Second Paper Feeder option of OKIFAX 2350 2450 Series Plain Paper Facsimi...

Page 324: ...are the followings Paper that can be used Paper Type Standard paper Xerox 4200 20 lb Special paper OHP sheets for PPC Label sheets PPC sheets use of envelopes or thick paper is not possible Cut sheet...

Page 325: ...opping frame assembly The paper is delivered from the hopper into the printer through the turning of the hopping roller and feed roller Once delivered into the facsimile the paper is then controlled a...

Page 326: ...t is operating normally 2 Establish the extent of disassembly suitable for the purpose of the procedure and do not disassemble any more than necessary 3 Only specified service tools may be used 4 Disa...

Page 327: ...9 3 2 Parts Layout 9 3 2 Parts Layout This section describes the layout of the main components Fig 3 1...

Page 328: ...9 3 3 Parts Replacement Methods 9 3 3 Parts Replacement Methods This section describes the parts replacement methods for the components listed in the disassem bly order diagram below...

Page 329: ...et guide assy 8 in the direction of arrow a and also push in the direction of arrow b to unlock the notch and bring the sheet guide assy 8 in the direction of arrow c to remove the sheet guide assy 8...

Page 330: ...Clutch Gear 1 Follow up to step 3 of 3 3 1 and remove the hopping frame assy 2 Remove the screw 1 and remove the earth plate 2 Remove the gear 3 and remove the hopping roller 4 3 Take out the feed rol...

Page 331: ...hrough the troubleshooting according to the following procedure 4 3 1 LCD Status Message List The listing of the statuses and problems displayed in the form of messages on the LCD is provided in Table...

Page 332: ...rry out the recovery printing by opening and closing the cover and turn the error display off Note The OKIFAX 2350 2450 must be programed for the size of paper loaded in both the first and optional se...

Page 333: ......

Page 334: ...9 5 Connection Diagram 9 5 Connection Diagram 9 5 1 Interconnection Diagram...

Page 335: ...9 5 2 PCB Layout 9 5 2 PCB Layout TQSB PCB...

Page 336: ...acity Paper Feeder No Description OKI J Part No ODA PArt No Qty Remark 1 Hopping roller assy 3PA4122 1367G1 50409501 1 2 One way clutch gear 4PB4122 1382P1 51401101 1 3 Pulse motor 3PB4122 1399P1 5651...

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