Oki GD-1340 Service And Troubleshooting Manual
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Oki GD-1340 Service And Troubleshooting Manual

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GD-1340 Fax Unit
Service / Troubleshooting
Manual
Applicable Models
MB760/MB770/MPS5502/MC770/MC780/MPS3537/MPS4242
MB760+ / MB770+ / MPS5502+ / MC770+ / MV780+ / MPS3537+ / MPS4242+

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Summary of Contents for Oki GD-1340

  • Page 1 GD-1340 Fax Unit Service / Troubleshooting Manual Applicable Models MB760/MB770/MPS5502/MC770/MC780/MPS3537/MPS4242 MB760+ / MB770+ / MPS5502+ / MC770+ / MV780+ / MPS3537+ / MPS4242+...
  • Page 2 Oki Data CONFIDENTIAL Document Revision History Corrected items Person in Rev.No. Date charge Page Description of change 2013-04-10 ISSUE P2E1 T. Asaba ii / 45585001TH Rev.1...
  • Page 3 • Other company names and product names in this manual are the trademarks of their respective companies. © 2013 OKI DATA CORPORATION All rights reserved Under the copyright laws, this manual cannot be reproduced in any form without prior written permission of OKI DATA CORPORATION.
  • Page 4 Oki Data CONFIDENTIAL GeNeRaL PReCaUTIONs ReGaRDING THe seRVICe FOR GD-1340 The installation and service shall be done by a qualified service technician. 1) Transportation/Installation - When transporting/installing the equipment, employ two or more persons and be sure to hold the positions as shown in the figure. The equipment is quite heavy and weighs approximately 60 kg (132.27 lb.) (including the finisher), therefore pay full attention when handling it.
  • Page 5 Be sure to handle/install them properly. If these parts are short-circuited and their functions become ineffective, they may result in fatal accidents such as burnout. Do not allow a short-circuit or do not use the parts not recommended by OKI DATA Corporation.

  • Page 6: Table Of Contents

    Oki Data CONFIDENTIAL CONTeNTs 1. sPeCIFICaTIONs aND OUTLINe OF sYsTem ..........1-1 1.1 FAX Options ....................1-1 1.2 Specifications ....................1-2 1.3 Features .......................1-5 1.4 Accessories and Parts ................. 1-7 1.5 Options ......................1-8 1.6 System List ....................1-9 1.7 Overview ....................1-10 1.8 Layout of PC Boards .................. 1-11 2.

  • Page 7: Specifications And Outline Of System

    Oki Data CONFIDENTIAL 1. sPeCIFICaTIONs aND OUTLINe OF sYsTem 1.1 FAX Options Equipments can be used as a FAX by installing the FAX unit. Some options can be added when the FAX unit is installed or to extend the FAX functions.

  • Page 8: Specifications

    Oki Data CONFIDENTIAL 1.2 Specifications 1) Main +system Type Desktop type transceiver Operation Transmission Manual/Automatic Reception Manual/Automatic 2) Scanner <Scanning density> [ ]: at rotation transmission Horizontal direction 16 lines/mm, 8 lines/mm [15.4 lines/mm, 7.7 lines/mm, 3.85 lines/mm] Vertical direction 15.4 lines/mm, 7.7 lines/mm, 3.85 lines/mm...
  • Page 9 Oki Data CONFIDENTIAL 3) Transmission system Circuits to be used: subscriber line/FaX communication network (G3) - Calling automatic transmission (including the sequential multi-address transmission) - Calling automatic reception (polling reception) - Called automatic transmission (polling transmission) - Called automatic reception...
  • Page 10 Oki Data CONFIDENTIAL 4) Recording paper Recording method Electrophotographic recording method by LED Horizontal printing density 24 lines/mm (96 lines/mm with the smoothing processing) [23.1 lines/mm (92.4 lines/mm with the smoothing processing)] Vertical printing density 23.1 lines/mm (24 lines/mm with the smoothing processing)

  • Page 11: Features

    Oki Data CONFIDENTIAL 1.3 Features • High-speed transmission 33.6 Kbps high speed modem Original high-speed communication modes EX and HS JBIG encoding system • Dual Access FAX transmission There are two types of FAX transmission: Page-by-page direct transmission and memory transmission that all pages are stored in the memory before being transmitted.
  • Page 12 Oki Data CONFIDENTIAL Choose from the Phone Book (up to 400 destinations) Direct dialing (up to 400 destinations) Mix operation (Phone Book, Direct dialing, Group destinations: up to 400 destinations) • Memory reception function When the recording paper has run out or a paper jam has occurred, the memory receives and stores the data.

  • Page 13: Accessories And Parts

    Oki Data CONFIDENTIAL 1.4 Accessories and Parts The following accessories and parts come with the FAX unit: Accessory GD-1340 Modular cord (2 m) 1 pc. Unpacking instruction 1 set Parts GD-1340 Fax unit 1 pc. SG3 label 1 pc. FCC Part 68 label (U.S.A.) / IC label (Canada): NA only...

  • Page 14: Options

    Oki Data CONFIDENTIAL 1.5 Options Extends the FAX functions when the FAX unit is installed. Option Function MC760/MC770/MC780 Finisher Sorts out documents to be output 45372301 for the FAX/copying operation (MJ-1038) 1-8 / 45585001TH Rev.1...

  • Page 15: System List

    Oki Data CONFIDENTIAL 1.6 System List IC Card Reader(F) 45535901 (KP-2006) Antenna IC Card Reader(H) 45518001 (GN-3010) 45518501 (KP-2004) IC Card Reader(M) Wireless LAN module 45518601 45517901 (KP-2005) (GN-1060) Meta Scan Enabler 45518201 Inner Finisher (GS-1010) 45372301 (MJ-1038) External Interface...

  • Page 16: Overview

    Oki Data CONFIDENTIAL 1.7 Overview Power switch HANDSET TEL connector LINE connector LINE LINE COIN Fig. 1-3 Fig. 1-4 1-10 / 45585001TH Rev.1...

  • Page 17: Layout Of Pc Boards

    Oki Data CONFIDENTIAL 1.8 Layout of PC Boards Fig. 1-5 Rear side of the equipment Symbol Name Function FAX board Controls the FAX function NCU board Control the line of telephone 1-11 / 45585001TH Rev.1...

  • Page 18: Led-Related Functions

    Oki Data CONFIDENTIAL 2. LeD-ReLaTeD FUNCTIONs 2.1 Recording Mode This machine offers various printing modes such as the selection of the applicable recording paper and the recording method, etc. to meet users’ needs. To take full advantage of these features, it is important to understand the concepts of the recording paper selection algorithm and printing algorithm as described in 2.

  • Page 19: Recording Paper Selection Algorithm And Printing Algorithm

    Oki Data CONFIDENTIAL 2.2 Recording Paper Selection Algorithm and Printing Algorithm Before printing the received image, the preset settings are evaluated in the order of the following 1) and 2), and the printing is performed based on the result. 1) Recording paper selection algorithm Basically, the received image is printed on a sheet of paper of the same size as the original.
  • Page 20 Oki Data CONFIDENTIAL Discard / Vertical reduction / Regular size reduction / split printing flow chart START Recording paper of the same Smaller size paper Larger size paper size as the original's available? available? available? Recording paper run out Regular size...
  • Page 21 Oki Data CONFIDENTIAL 1) Discard printing Since the trailing edge area of the original is normally blank, this blank area is cut off to allow the image fit in one sheet in this mode. Image reduction is not performed. Maximum discarding amount:...
  • Page 22 Oki Data CONFIDENTIAL 3) Regular size reduction printing (13–517: 1) When the discard and vertical reduction printing cannot be applied to the received image, and any of the combinations B4 → A4, B4 → B5, B4 → A5, A4 → B5, A4 → A5, COMP →...

  • Page 23: Setting For The Split Recording

    Oki Data CONFIDENTIAL 4) Split printing When the recording data do not fit in a recording paper even if vertical reduction is performed for the recording data length (the recording data length is exceeding the effective printing length of the largest recording paper in the tray installed in the machine), the recording data are divided onto two sheets while vertical reduction is performed.

  • Page 24: Recording Paper And Function

    Oki Data CONFIDENTIAL 2.3 Recording Paper and Function The size of the recording paper on which the received image data are printed is determined according to the presence/absence of the recording paper and the above-mentioned function settings. Relation between the recording paper size and the function settings is described in this section.

  • Page 25: Energy Saver Functions

    Oki Data CONFIDENTIAL 2.4 Energy saver functions The equipment has the following energy saver functions. ・Weekly timer By using this function, the users automatically have the equipment go to the Sleep mode during a specified period of time such as night time.
  • Page 26 Oki Data CONFIDENTIAL ・Auto Sleep mode By using this function, the users automatically have the equipment go to the Sleep mode when it is left inactive for a certain period of time. Pressing the [Power Save] button also has the equipment go to Sleep mode.

  • Page 27: Memory Reception

    Oki Data CONFIDENTIAL 2.5 Memory Reception Basically, the receiving FAX data are once stored in the HDD, then the data are printed out after the reception process is finished. The memory reception is performed until the 1GB HDD (for transmission and reception) becomes full.

  • Page 28: Dialing/Communication Control

    Oki Data CONFIDENTIAL 3. DIaLING/COmmUNICaTION CONTROL 3.1 Circuit Connection and Procedure to Change Mode 3.1.1 Dial call-up transmission to a telephone circuit START Detecting a calling signal? Detecting an off-hook signal? DC circuit closed After detecting the dial tone, or 3.3 seconds elapsed...

  • Page 29: Selection Of The Communication Mode

    Oki Data CONFIDENTIAL 3.1.2 Selection of the communication mode This machine has three types of communication mode. The mode to be used is determined according to the combination of the types of the circuits and communication and available function of the other side’s machine.

  • Page 30: Signaling System Diagram And Signal Forms

    Oki Data CONFIDENTIAL 3.2 Signaling System Diagram and Signal Forms 3.2.1 Circuit control signals The following circuit control signals are used in the binary and tonal procedures. • Circuit control signals Called station identification Indicates that the sender is a FAX machine in the automatic called mode.

  • Page 31: Communication With The Binary Signals

    Oki Data CONFIDENTIAL 3.2.2 Communication with the binary signals In the original procedure/G3 modes, communication is performed with the binary procedure as follows. 3-4 / 45585001TH Rev.1...
  • Page 32 Oki Data CONFIDENTIAL (1) Binary procedure • Transmission and reception in the original procedure/G3 modes Transmtter Receiver Mode change pos s i ble* Informing that there is the next page Fig. 3-1 * Mode change is possible only for the original set manually.
  • Page 33 Oki Data CONFIDENTIAL • Transmission and reception in the ECM mode ECM (Error Correction Mode) conforms to T.30. When an error has occurred to the received image data, the receiving station informs the sending station of the occurrence of the error, and the sending station sends the image data again.
  • Page 34 Oki Data CONFIDENTIAL • Cancellation during the transmission If the [STOP] button is pressed during the direct transmission or memory input, the display to confirm the cancellation appears. The communication is finished normally regardless of the presence/absence of the next page or mode changes by pressing the [STOP] button.
  • Page 35 Oki Data CONFIDENTIAL (2) Binary signals Non-Standard Facility Informs that the receiving station (machine) has a non-standard facility. Non-Standard Facility Command Command to transmit using the non-standard facility which is selected corresponding to NSF (i.e., Polling etc.). Non-Standard Facility Setup Command to transmit using the non-standard facility which is selected corresponding to NSF or NSC.
  • Page 36 Oki Data CONFIDENTIAL Procedure Interrupt Positive Informs that the image signals have been received correctly and requests the operator’s reply by telephone or to return to the beginning of the phase B to continue the communication (i.e., CALL Request, etc.).
  • Page 37 Oki Data CONFIDENTIAL (3) Frame structure of binary signals Each binary signal frame is comprised of the following sequence and fields. However, some binary signals do not have the FIF field inserted. Preample Flag sequence Indicates the start or end of a frame. Also establishes the frame synchronization.
  • Page 38 Oki Data CONFIDENTIAL • FCF format of each binary signal Format Binary signal PWD(Rx) PWD(Tx) PRI-EOM PRI-MPS PRI-EOP • = 1 for the station which received DIS. • = 0 for the station which received a response signal to DIS.
  • Page 39 Oki Data CONFIDENTIAL (4) Training The training is performed in the binary procedure to surely transmit the image signals. • Training signal The training signal is transmitted following the DCS signal at the modem speed specified by the DCS signal. Responding to this training signal, the receiving side adjusts the auto- equalizer.

  • Page 40: V.8/V.34 Communication Sequence

    Oki Data CONFIDENTIAL 3.2.3 V.8/V.34 communication sequence 1) Outline V.8 is performed as a startup procedure to switch to V.34. V.8 can connect an existing facsimile machine to the equipment using a data modem or other V-series modems. The V.34 modem has a modem circuit previously recommended, allowing it to be also connected to the existing modems while they are upper compatible.
  • Page 41 Oki Data CONFIDENTIAL 2) Standard procedure Transmitter Receiver Line closed The available modulation mode is in formed. Each declares that it has V.34 capability. The Network interaction procedure moves to V.34 in the phase 2. ( Phase 1 ) P3-15)
  • Page 42 Oki Data CONFIDENTIAL Network interaction (Phase 1) The V.8 procedure is performed as the startup procedure for the V.34 high-speed modem. In the V.8 procedure, mainly the optimum modulation method (V series modem mode) that can be operated between the transmitter and receiver is determined.
  • Page 43 Oki Data CONFIDENTIAL Probing/Ranging (Phase 2) Examines the line characteristics and sets the parameters for the modulation related items such as the modulating speed. Transmitter Signal name Abbreviation Function Remarks INFO sequence INFO0c Informs the modem Transmission rate: 600 bps...
  • Page 44 Oki Data CONFIDENTIAL Equalizer and echo canceller training (Phase 3) Training (adjustment) is performed according to the parameters set in the phase 2 to optimize the filters such as an equalizer. Transmitter Signal name Abbreviation Function Remarks is a signal made as the...
  • Page 45 Oki Data CONFIDENTIAL Control channel The conventional T.30 procedure is performed. The transmission rate is 1200 bps. Transmitter Signal name Abbreviation Function Remarks Flag flags Maintains the 7E (H) synchronization. Non-standard facilities Receives an NSF sent setting from the receiver. It...
  • Page 46 Oki Data CONFIDENTIAL Primary channel The training is performed according to the parameters set in the phase 4. The transmission rate is 1,200 bps. Transmitter Signal name Abbreviation Function Remarks is a signal that makes a S signal Short training transition from phase S.
  • Page 47 Oki Data CONFIDENTIAL Communication end procedure This procedure is to terminate the communication. The transmission rate is 1,200 bps. Transmitter Signal name Abbreviation Function Remarks Sh signal Short training signal ALT signal E sequence End of procedure signal PPS-EOP The transmission of one page is completed.
  • Page 48 Oki Data CONFIDENTIAL 3) Example of protocol The signals shaded in the following figure are the most important signals in the procedure. Late start The receiver cannot detect CM signal while it is sending the ANSam signal. Therefore, it sends a DIS signal to inform the availability of V.8 support. The transmitter sends a CI signal that causes the receiver to send another ANSam signal which makes the receiver move to the V.8 procedure.
  • Page 49 Oki Data CONFIDENTIAL Multi-page sequence In the same manner as the T.30 procedure, the transmitter sends a PPS-MPS signal after sending the image data. The receiver sends an MCF signal and moves to the next page transmission. Transmitter Receiver Fig. 3-9 3-22 / 45585001TH Rev.1...
  • Page 50 Oki Data CONFIDENTIAL Mode change The transmitter and receiver send a PPS-EOM signal and an MCF signal respectively. Then the receiver and transmitter send a DIS signal and a DCS signal respectively to change the mode. Transmitter Receiver Fig. 3-10 3-23 / 45585001TH Rev.1...
  • Page 51 Oki Data CONFIDENTIAL Change of the image transmission speed by the receiver The receiver sends a PPh signal responding to an Sh signal sent from the transmitter. Then, the image transmission speed is determined according to the MPh sequence sent from the both modems.
  • Page 52 Oki Data CONFIDENTIAL Change of the image transmission speed by the transmitter The transmitter sends a PPh signal after sending the image data. The receiver returns a PPh signal. Then, the image transmission speed is determined according to the MPh sequence sent from the both modems.

  • Page 53: Fax Automatic Switching

    Oki Data CONFIDENTIAL 3.3 FAX Automatic Switching 3.3.1 General functions There are three types of setting for the FAX Auto-Switching Mode Selection: TEL Mode, FAX Mode and TEL/FAX Mode. No-ringing receiving Pseudo ring TEL/FAX mode setting Remote (DP/MF/Manual) (Terminal setting: None)
  • Page 54 Oki Data CONFIDENTIAL <Appended figure> TEL/FAX Fig. 3-13 3-27 / 45585001TH Rev.1...
  • Page 55 Oki Data CONFIDENTIAL • Pseudo ring volume setting (05-9850) Sets the ringing volume of the telephone (pseudo ring) from the speaker. Pseudo bell sound waveform 0.5s 2.5s 480ms 60ms Fig. 3-14 • Pseudo ring-back tone waveform selection (13-722) The waveform can be selected either of the following (a) or (b).
  • Page 56 Oki Data CONFIDENTIAL • ATT setting when RBT is transmitted (13-723): Default: -15 dB (-10 to -15 dBm) • CNG detection (13-725) CNG is detected with a modem. 2.5 seconds (during non-transmission) of the ring-back tone waveform is used as the tone detection mode.
  • Page 57 Oki Data CONFIDENTIAL • Number of detection determination setting (13-726) Checks the duration time of between ON and OFF to avoid sound misdetection, and counts 1 detection time when the period between ON and OFF has been determined. Sets the number of detections to be determined after 1 or 2 times have been counted. (Default: 1) •...

  • Page 58: Electrical Circuits

    Oki Data CONFIDENTIAL 4. eLeCTRICaL CIRCUITs 4.1 Configuration GD-1340 Speaker FAX board Memory Flash ROM CODEC 95C063 4Mbit x 2 4Mbit x 1 MN86064 FAX ASIC V.34 modem TENNESEE DFX336 SYS - FAX I/F harness Fig. 4-1 4-1 / 45585001TH Rev.1...

  • Page 59: Description Of Circuits

    Oki Data CONFIDENTIAL 4.2 Description of Circuits 4.2.1 Configuration This section describes the function of each circuit. The NCU board consists of the transformer, relay, analog switch and other peripheral devices. It controls switching of the line path, generates the dial pulses, detects the line current and ring signal, and monitors the line.
  • Page 60 Oki Data CONFIDENTIAL eU/aU/BR models NCU board REVA REVB Line current detection circuit Dial pulse generation circuit Line TXOUT Analog switch ATT3DB RLY4 RLY3 FAX board Relay CML relay External RXIN telephone Analog switch CNG signal ANSDET detection circuit RLADJ1...

  • Page 61: Line Path Switching Control Circuit

    Oki Data CONFIDENTIAL 4.2.2 Line path switching control circuit Na models NCU board FAX board CML1 IC42 RLY2 +12V CML relay ATT3DB1 ASIC 9,11 Line IC51 Analog switch IC53 TXOUT1 28,29 IC53 IC14 IC52 MODEM RXIN1 External telephone Ring signal...
  • Page 62 Oki Data CONFIDENTIAL eU/aU/BR models NCU board Line current detection FAX board circuit CML1 RLY3 +12V ATT3DB1 IC42 RLADJ11 CML relay ASIC RLADJ21 Analog switch Line RLY4 Relay +12V External telephone Analog switch TXOUT1 28,29 IC14 MODEM RXIN1 Ring signal...

  • Page 63: Dial Pulse Generation Circuit

    Oki Data CONFIDENTIAL 4.2.3 Dial pulse generation circuit Na models NCU board FAX board RLY2 +12V CML relay CML1 Line IC42 ASIC External telephone Ring signal detection circuit Fig. 4-6 The dial pulse generation circuit consists of the diode bridge (DB1), photocoupler (PC1), the ASIC (IC42) on the FAX board and the other peripheral devices.
  • Page 64 Oki Data CONFIDENTIAL eU/aU/BR models NCU board FAX board RLY3 +12V CML relay CML1 IC42 ASIC Line External telephone Line path switching circuit Ring signal detection circuit Fig. 4-7 The dial pulse generation circuit consists of the photocoupler (IC1), the ASIC (IC42) on the FAX board and the other peripheral devices.

  • Page 65: Line Current Detection Circuit

    Oki Data CONFIDENTIAL 4.2.4 Line current detection circuit Na models NCU board FAX board REVA1 IC42 ASIC REVB1 Line Fig. 4-8 The line current detection circuit consists of the photocoupler (PC3), ASIC (IC42) on the FAX board and the other peripheral devices. It detects a dial tone and the hook status of the external telephone from the current flowing through the line.
  • Page 66 Oki Data CONFIDENTIAL eU/aU/BR models NCU board FAX board REVA1 IC42 Line current ASIC detection REVB1 Line Fig. 4-9 The line current detection circuit consists of the line current detection IC (IC2), ASIC (IC42) on the FAX board, and the other peripheral devices. It detects a dial tone and the hook status of the external telephone from the current flowing through the line.

  • Page 67: Ci Detection Circuit

    Oki Data CONFIDENTIAL 4.2.5 CI detection circuit Na models NCU board FAX board +12V RLY2 CML relay CML1 IC42 5VPS Line ASIC Fig. 4-10 The CI detection circuit consists of the photocoupler (PC2), ASIC (IC42) on the FAX board and the other peripheral devices to detect a ring signal input from the telephone line.
  • Page 68 Oki Data CONFIDENTIAL eU/aU/BR models NCU board FAX board RLY3 +12V CML relay CML1 IC42 5VPS Line ASIC Fig. 4-11 The CI detection circuit consists of the photocoupler (PC1), ASIC (IC42) on the FAX board and other peripheral devices to detect a ring signal input from the telephone line.

  • Page 69: Line Monitor Circuit

    Oki Data CONFIDENTIAL 4.2.6 Line monitor circuit Na models NCU board FAX board 25,26 IC14 RLY2 IC51 MODEM CML relay Analog switch IC53 TXOUT1 Line IC53 IC52 IC40 RXIN1 RING +12V IC21 Analog switch MF-SEL SP-SEL 9,11 10 IC42 ATT3DB1...
  • Page 70 Oki Data CONFIDENTIAL eU/aU/BR models NCU board ( Line1 ) FAX board 25,26 IC14 RLY3 MODEM CML relay TXOUT1 Line Analog IC40 RXIN1 RING switch +12V IC21 Analog switch MF-SEL SP-SEL ATT3DB1 IC42 CML1 ASIC VOLSEL0 VOLSEL1 VOLSEL2 IC12 Analog...
  • Page 71 Oki Data CONFIDENTIAL The relation between the signals and sound volume is as follows. Sound volume VOLSEL2 VOLSEL1 VOLSEL0 Max. (7) HIGH HIGH HIGH HIGH HIGH HIGH HIGH Min. (1) HIGH HIGH Silent (0) HIGH HIGH HIGH The monitoring signal whose volume is controlled by IC12 is amplified by the OP amplifier (IC11), then output to the speaker.

  • Page 72: Installation

    Oki Data CONFIDENTIAL 5. INsTaLLaTION 5.1 Explanation to the Users After installing the FAX unit, explain the following items to the user using the Operator’s Manual. With the underlined items, actually demonstrate the operation. Items to be explained • Switches and control panel - Summary of the control panel (FAX functions) - After power is turned OFF, image data are kept in HDD.
  • Page 73 GD-1340 Fax Unit Troubleshooting Manual MC7X0 / MPS3537 / MPS4242 MFP MC7X0+ / MPS3537+ / MPS4242+MFP...
  • Page 74 Oki Data CONFIDENTIAL CONTeNTs 1. eRROR CODes ....................1-1 1.1 Transmission/Reception Journal and Error Code List ........1-1 1.2 Error Messages ....................1-4 2. seLF-DIaGNOsIs mODe ..................2-1 2.1 Test Mode (03) .....................2-2 2.2 Adjustment Mode (05) ..................2-4 2.3 Setting Mode (08) ..................2-6 2.4 Function Mode (13) ..................

  • Page 75: Error Codes

    Oki Data CONFIDENTIAL 1. eRROR CODes 1.1 Transmission/Reception Journal and Error Code List The transmission journal is shown below. The error code list and status code list are available in the following pages. The reception journal is output in the same form.
  • Page 76 Oki Data CONFIDENTIAL 1) Error code list If an error has occurred during communication, an error code is indicated below “STATUS” on the transmission/reception journal. Take the appropriate action referring to the following list. Error code Content Situation and corrective action...
  • Page 77 Oki Data CONFIDENTIAL Error code Content Situation and corrective action 00D0 Post message not detected A post message cannot be detected. Retry the communication. MCF, RTP, RTN, PIN and PIP cannot be detected on the sending side. MPS, EOM and EOP cannot be detected on the receiving side.

  • Page 78: Error Messages

    Oki Data CONFIDENTIAL 1.2 Error Messages Error messages are not displayed for the background jobs (memory transmission and memory reception). See the reception/transmission report for the details of the errors. If an original jam during the direct transmission or recording paper jam during printing occurred, error messages are displayed like when original jam occurred in the equipment.

  • Page 79: Self-Diagnosis Mode

    Oki Data CONFIDENTIAL 2. seLF-DIaGNOsIs mODe There are two types of the self-diagnosis mode for the FAX operation. • Test mode (03), adjustment mode (05) and setting mode (08): Some items are added to the test mode (03), adjustment mode (05) and setting mode (08) of the self-diagnosis function when the optional FAX unit is installed.

  • Page 80: Test Mode (03)

    Oki Data CONFIDENTIAL 2.1 Test Mode (03) The modem test output, dialing test output and CML test output are performed in the Test Mode (03). 1) Modem test / CML test [Operation procedure] [ CLEAR ] [ 0 ] [ 3 ]...
  • Page 81 Oki Data CONFIDENTIAL Test code list Code Element Test Modem test 2100 Hz 03-301 Modem test 14.4 kbps (V.17) 03-302 Modem test 9.6 kbps (V.29) 03-303 Modem test 4.8 kbps (V.27) 03-304 03-305 Modem test 300 BPS Modem test 1850 Hz...

  • Page 82: Adjustment Mode (05)

    Oki Data CONFIDENTIAL 2.2 Adjustment Mode (05) Parameter setting for the FAX image processing is performed in the Adjustment Mode (05). 1) Setting parameters for the FAX image processing [Operation procedure] [ OK ] [ 0 ] [ 5 ]...
  • Page 83 Oki Data CONFIDENTIAL 2) Volume adjustment of ring-back tone [Operation procedure] [ INTERRUPT ] [ 0 ] [ 5 ] [ Digital key ] [ START ] [ Digital key ] [ Digital key ] (Ring) [ POWER ] OFF...

  • Page 84: Setting Mode (08)

    Oki Data CONFIDENTIAL 2.3 Setting Mode (08) The destination is set in the Setting Mode (08). Note: For the self-diagnosis code in the setting mode (08) not described in this manual, refer to "11. SELF-DIAGNOSIS CODE (03/04/05/08 CODE)" of the Service Manual Software Guide.

  • Page 85: Function Mode (13)

    Oki Data CONFIDENTIAL 2.4 Function Mode (13) Various functions are set in the Function Mode (13). 1) Procedure to set the functions Key in a code and change the set value. [Operation procedure] [ CANCEL ] [ OK ] [ 1 ] [ 3 ]...
  • Page 86 Oki Data CONFIDENTIAL Function code list (100-999) 100-299 Adjustment within the dialing standards Default Adjust- Code Function Setting ment ASM AUS HKG USA DEU GBR Sets the dial tone 0: 300-600 Hz frequency frequency to be 1: 300-650 Hz (PSTN)
  • Page 87 Oki Data CONFIDENTIAL Default Code CHE SWE DNK NOR PRT FRA GRC POL HUN CZE ZAF TWN RUS BRA 2-9 / 45585002TH Rev.1...
  • Page 88 Oki Data CONFIDENTIAL Default Adjust- Code Function Setting ment ASM AUS HKG USA DEU GBR Sets the 0: OFF allowed interruption time 1: 50 ms gaps for the PABX to 2: 100 ms (PABX) be ignored during 3: 200 ms LCC.
  • Page 89 Oki Data CONFIDENTIAL Default Code CHE SWE DNK NOR PRT FRA GRC POL HUN CZE ZAF TWN RUS BRA 2-11 / 45585002TH Rev.1...
  • Page 90 Oki Data CONFIDENTIAL Default Adjust- Code Function Setting ment ASM AUS HKG USA DEU GBR CML hold Pause after dialing 0: 0 ms time after 1: 10 ms dialing ¦ 255:2550 ms Dial Sets the definition 0: Normal informa- of the DP dial.
  • Page 91 Oki Data CONFIDENTIAL Default Code CHE SWE DNK NOR PRT FRA GRC POL HUN CZE 2-13 / 45585002TH Rev.1...
  • Page 92 Oki Data CONFIDENTIAL Default Adjust- Code Function Setting ment ASM AUS HKG USA DEU GBR DP make/ Sets the make/ 0: 60/40 break break ratio for DP (10 PPS) ratio dialing. 1: 67/33 (10 PPS) 2: 63/37 (10 PPS) 3: 50/50...
  • Page 93 Oki Data CONFIDENTIAL Default Code CHE SWE DNK NOR PRT FRA GRC POL HUN CZE ZAF TWN RUS BRA 2-15 / 45585002TH Rev.1...
  • Page 94 Oki Data CONFIDENTIAL Default Adjust- Code Function Setting ment ASM AUS HKG USA DEU GBR Internat- Selects the 00: No detection ional frequency range for 01: 300-600 Hz DTC fre- the dial tone of the 02: 300-650 Hz quency first pause to be 03: 390-550 Hz detected.
  • Page 95 Oki Data CONFIDENTIAL Default Code CHE SWE DNK NOR PRT FRA GRC POL HUN CZE ZAF TWN RUS BRA 1000 1000 1000 1000 1000 1000 1000 1000 1000 1000 1000 1000 1000 1000 1000 1000 1000 1000 1000 1000 2-17 /...
  • Page 96 Oki Data CONFIDENTIAL Default Adjust- Code Function Setting ment ASM AUS HKG USA DEU GBR MF dial Sets the difference 0: 0 dB level between the high 1: -1 dB balance output and low ¦ output of the MF 4: -4 dB sig nal.
  • Page 97 Oki Data CONFIDENTIAL Default Code CHE SWE DNK NOR PRT FRA GRC POL HUN CZE ZAF TWN RUS BRA 1000 1000 1000 1000 1000 1000 1000 1000 1000 1000 1000 1000 1000 1000 1000 1000 1000 1000 1000 2-19 /...
  • Page 98 Oki Data CONFIDENTIAL 300-699 Adjustment for switching function specfications Default Adjust- Function Setting ment ASM AUS HKG USA DEU GBR CI history Sets the time for 0: 5 sec hold time the CI history to 1: 8 sec remain. 2: 14 sec...
  • Page 99 Oki Data CONFIDENTIAL Default Code SWE DNK NOR PRT FRA GRC POL HUN CZE ZAF TWN RUS BRA 2-21 / 45585002TH Rev.1...
  • Page 100 Oki Data CONFIDENTIAL Default Adjust- Code Function Setting ment ASM AUS HKG USA DEU GBR Echo Sets if a delay (500 0: OFF protection ms) is inserted 1: ON (500 ms) delay before sending the (high V.21 signal and speed) timing is shifted to (V.21)
  • Page 101 Oki Data CONFIDENTIAL Default Code CHE SWE DNK NOR FRA GRC POL HUN CZE TUR ZAF TWN RUS BRA 2-23 / 45585002TH Rev.1...
  • Page 102 Oki Data CONFIDENTIAL Default Adjust- Code Function Setting ment ASM AUS HKG USA DEU GBR Off-hook Sets the volume of 0: No alarm alarm the alarm sounded 1: Level 1 (Min.) when the handset ¦ has been left off the...
  • Page 103 Oki Data CONFIDENTIAL Default Code CHE SWE DNK NOR PRT FRA GRC POL HUN CZE ZAF TWN RUS BRA 2-25 / 45585002TH Rev.1...
  • Page 104 Oki Data CONFIDENTIAL Default Adjust- Code Function Setting ment ASM AUS HKG USA DEU GBR Result Sets whether 0: OFF report the relay multi- 1: Always printout address 2: On error for relay transmission report 3: Always (W) hub sta- is printed or not.
  • Page 105 Oki Data CONFIDENTIAL Default Code CHE SWE DNK NOR PRT FRA GRC POL HUN CZE ZAF TWN RUS BRA 2-27 / 45585002TH Rev.1...
  • Page 106 Oki Data CONFIDENTIAL Default Adjust- Code Function Setting ment ASM AUS HKG USA DEU GBR Speaker Sets the speaker 0: Level 0 (Min.) volume vol ume for on-hook ¦ (monitor status or protocol 7: Level 7 tone) monitor. (Max.) Discard...
  • Page 107 Oki Data CONFIDENTIAL Default Code CHE SWE DNK NOR PRT FRA GRC POL HUN CZE ZAF TWN RUS BRA 13 - 13 - 13 - 13 - 13 - 13 - 13 - 2-29 / 45585002TH Rev.1...
  • Page 108 Oki Data CONFIDENTIAL Default Adjust- Code Function Setting ment ASM AUS HKG USA DEU GBR 13 - Commu- Sets how the 0: EOR trans - nication communication mitted control in is controlled when 1: CTC case the 4th PPR is...
  • Page 109 Oki Data CONFIDENTIAL Default Code CHE SWE DNK NOR PRT FRA GRC POL HUN CZE ZAF TWN RUS BRA 13 - 13 - 13 - 2-31 / 45585002TH Rev.1...
  • Page 110 Oki Data CONFIDENTIAL Default Adjust- Code Function Setting ment ASM AUS HKG USA DEU GBR 13 - Trans- Sets the header 0: Not inserted mission insertion. 1: Inserted informa- tion at header 13 - Thresh old After receiving a 0: 5%...
  • Page 111 Oki Data CONFIDENTIAL Default Code CHE SWE DNK NOR PRT FRA GRC POL HUN CZE ZAF TWN RUS BRA 13 - 13 - 13 - 13 - 13 - 13 - 2-33 / 45585002TH Rev.1...
  • Page 112 Oki Data CONFIDENTIAL Default Adjust- Code Function Setting ment ASM AUS HKG USA DEU GBR 13 - Fall-back Sets the number 0: Once condi- of the PPR 1: Twice tion for transmission for ¦ receiver fall-back condi tion 10: 11 times (No.
  • Page 113 Oki Data CONFIDENTIAL Default Code CHE SWE DNK NOR PRT FRA GRC POL HUN CZE ZAF TWN RUS BRA 13 - 13 - 13 - 13 - 13 - 2-35 / 45585002TH Rev.1...
  • Page 114 Oki Data CONFIDENTIAL Default Adjust- Code Function Setting ment ASM AUS HKG USA DEU GBR V.34 Sets the initial value 0: 2,400 symbol for the symbol rate 1: 2,800 rate for V.34 communi- 2: 3,000 cation. Maxi mum 3: 3,200...
  • Page 115 Oki Data CONFIDENTIAL Default Code CHE SWE DNK NOR PRT FRA GRC POL HUN CZE ZAF TWN RUS BRA 13 - 13 - 13 - 13 - 13 - 13 - 13 - 13 - 2-37 / 45585002TH Rev.1...
  • Page 116 Oki Data CONFIDENTIAL 700-749 Adjustment of telephone function Default Adjust- Code Function Setting ment ASM AUS HKG USA DEU GBR 13 - Pseudo Selects the ring- 0: Alternate ring-back back tone waveform transmis- tone out put in the TEL/ sion with 2 wave form FAX mode.
  • Page 117 Oki Data CONFIDENTIAL Default Code CHE SWE DNK NOR PRT FRA GRC POL HUN CZE ZAF TWN RUS BRA 13 - 13 - 13 - 13 - 13 - 2-39 / 45585002TH Rev.1...
  • Page 118 Oki Data CONFIDENTIAL 900-999 Adjustment of system setting Default Adjust - Code Function Setting ment ASM AUS HKG USA DEU GBR 13 - Format Sets either "the 0: Phone of Fax phone number number by destina- transmitted by CSI signal tion dis- CSI signal"...
  • Page 119 Oki Data CONFIDENTIAL Default Code CHE SWE DNK NOR PRT FRA GRC POL HUN CZE ZAF TWN RUS BRA 13 - 13 - 13 - 2-41 / 45585002TH Rev.1...
  • Page 120 Oki Data CONFIDENTIAL Default Adjust - Code Function Setting ment ASM AUS HKG USA DEU GBR 13 - Paper Selects either size, 0: A4 width A4 or B4, to declare 1: B4 declara- the paper size tion in when “0: Paper”...
  • Page 121 Oki Data CONFIDENTIAL Default Code CHE SWE DNK NOR PRT FRA GRC POL HUN CZE ZAF TWN RUS BRA 13 - 13 - 13 - 13 - 13 - 13 - 2-43 / 45585002TH Rev.1...
  • Page 122 Oki Data CONFIDENTIAL Default Adjust - Code Function Setting ment ASM AUS HKG USA DEU GBR 13 - Format of Sets whether the Priority of address format of address recording items for trans- for transmission/ in journal mission/ reception jour nal.
  • Page 123 Oki Data CONFIDENTIAL Default Code CHE SWE DNK NOR PRT FRA GRC POL HUN CZE ZAF TWN RUS BRA 13 - 2-45 / 45585002TH Rev.1...

  • Page 124: Fax Clearing Mode (1*)

    Oki Data CONFIDENTIAL 2.5 FAX Clearing Mode (1*) Various FAX memories are initialized in the FAX clearing mode (1*). 1) Memory Areas User registration area (SRAM) ID registration area Home position Image data area (HDD, SRAM) Transmission file Reception file...
  • Page 125 Oki Data CONFIDENTIAL [Operation procedure] Initialization “CL” [ POWER ] OFF [ Digital key ] [ OK ] [ 1 ] [ * ] [ START ] proceeded displayed ( Code ) [ POWER ] After approx. 10 sec. [ CANCEL ] Fig.

  • Page 126: Troubleshooting

    Oki Data CONFIDENTIAL 3. TROUBLesHOOTING 3.1 Diagnosis Over Telephone Most problems end users inquire are the results of the following. Therefore, ask the nature of the trouble (in detail) first to seek the cause. These questions can lead to a speedy resolution of the trouble without the need for a service technician.

  • Page 127: Recommend Flow Chart For Field Service

    Oki Data CONFIDENTIAL 3.2 Recommend Flow Chart for Field Service Call from customer Trouble solved Service technician does not Telephone screening need to be dispatched Not solved Dispatch a service technician ( Field service ) Not solved Assistance by phone for the field...

  • Page 128: Flow Chart For Recommended Telephone Screening

    Oki Data CONFIDENTIAL 3.3 Flow Chart for Recommended Telephone Screening START Turn ON the power with no recording paper or document Is the AC Is “ADD PAPER” dis- power cable properly Plug it in properly played on the LCD? plugged in?
  • Page 129 Oki Data CONFIDENTIAL Use the specified Any problem with Using specified recording paper the copied image? recording paper? Dispatch a service technician Any problem with the auto-dialing function? “COMMUNICATION Dispatch a service ERROR” displayed on technician the LCD? Select the correct dial...
  • Page 130 Oki Data CONFIDENTIAL Any problem with the transmission? Transmission is not possible if the receiving side the receiving side using a is using G3 machine? G2 or MF machine Check the error code and dispatch a service technician Any problem with...

  • Page 131: Error Analysis Flow

    Oki Data CONFIDENTIAL 3.4 Error Analysis Flow 3.4.1 Self-Diagnosis function Service technicians can figure out the contents of the error with the following information: 1) Display on the LCD panel 2) Error code on the transmission/reception journal 3.4.2 Precautions for diagnosis Service technicians should output the Address Book / Group Number Information and Function List for Maintenance.

  • Page 132: Fault Analysis

    Oki Data CONFIDENTIAL 3.5 Fault Analysis 3.5.1 Power-ON is not possible 1) Check if the power cable is plugged into an appropriate outlet (of the correct voltage). 2) Check if the rated voltages are being output from the switching power supply. When the measured voltage is not the rated value, replace the switching power supply.

  • Page 133: Communication Error

    Oki Data CONFIDENTIAL 3.5.5 Communication error Communication errors may occur when the condition of a particular phone circuit happens to be bad at the time of attempting the communication job. Therefore, do the communication over again. If communication errors occur too many times, prepare another (operational) FAX unit and check the communication condition among the three FAX units, thus analyzing the troubles.

  • Page 134: Lists Required At Problem In The Field

    Oki Data CONFIDENTIAL 3.6 Lists Required at Problem in the Field Output the following lists when problem occurs in the field. They are described in the order of the priority the most important one come first in this section. It is not necessary to output these lists immediately after the trouble has occurred, but they must be prepared for any kind of trouble regarding the FAX operation.
  • Page 135 Oki Data CONFIDENTIAL 3) Select the desired list and then press [PRINT]. Fig. 3-3 The FAX LIST PRINT MODE menu contains the following lists to select: Protocol trace list (Line 1) Error count list (transmis./recept.) (Line 1) ERROR COUNT LIST (Internet FAX)

  • Page 136: Other Information Required For Error Analysis

    Oki Data CONFIDENTIAL 3.7 Other Information Required for Error Analysis The following information is also needed to analyze the malfunction (especially a communication error). Check the circles below if they are applicable. 1) If the error is cleared or not.
  • Page 137 Oki Data CONFIDENTIAL Conditions of RADF (this information is needed for transmission error) Originals have been all exited Abnormal (original jam, etc.) Others (be as specific as possible): Condition/State of the communication Transmission error Reception error ECM mode G3 mode Image errors such as stream image or interrupted image occur in the G3 mode when the noise occurs on the line.
  • Page 138 Oki Data CONFIDENTIAL Configuration of the units (Illustrate the units connected to your machine such as the telephone lines, exchange system, telephones, modems, etc.) Settings of the Auto Power Save and Auto Shut Off Auto-clear timer (08-9110) = Auto Power Save (08-9111) =...

  • Page 139: Precautions For Installation Of Fax Unit

    Oki Data CONFIDENTIAL 4. PReCaUTIONs FOR INsTaLLaTION OF FaX UNIT 4.1 Installation of FAX Unit After unpacking and installing the FAX unit following the unpacking/setup instructions, be sure to perform “FAX Clearing Mode / FAX Set Up” described with the same instructions. The unit is not turned ON without this operation.

  • Page 140: Country/Region Code

    Oki Data CONFIDENTIAL 4.2 Country/Region Code Set the country/region code after the installation of the FAX unit is finished. Note: All data stored in the SRAM are erased when the country/region code is set/changed. Setting the country/region code 1) Turn ON the power while pressing [0] and [8] simultaneously.
  • Page 141 Oki Data CONFIDENTIAL • Country/region setting using the FG harness on the NCU board. These country/region require code setting on the NCU using the FG harness. All other countries/regions have only W1 connection on the board. CHE SWE DNK NOR...

  • Page 142: Firmware Updating

    Oki Data CONFIDENTIAL 5. FIRmWaRe UPDaTING THe FAX firmware FAX Function (T.30 protocol and line control) has been installed in the ROM on the FAX board. When updating the firmware to the latest version is required or the equipment does not operate properly due to the damage of the firmware for some reason, the firmware can be updated by using the download jig (K-PWA-DLM-320).
  • Page 143 Oki Data CONFIDENTIAL (3) Open the scanner and top cover. Remove the two screws [1] and two screws [2]. Fig. 5-2 (4) Release 2 latches. Fig. 5-3 5-2 / 45585002TH Rev.1...
  • Page 144 Oki Data CONFIDENTIAL (5) Release 2 latches. Fig. 5-4 (6) Release the latch. Fig. 5-5 5-3 / 45585002TH Rev.1...
  • Page 145 Oki Data CONFIDENTIAL (7) Close the scanner and top cover, then open the feeder unit. Remove the right side cover [1]. Fig. 5-6 (8) Connect the download jig [1] with the jig connector [2] on the FAX board. Fig. 5-7 (9) Turn ON the power while [0] button and [8] button are pressed simultaneously.
  • Page 146 Oki Data CONFIDENTIAL (11) Turn OFF the power, then remove the download jig, then install the right side cover. (12) In the FAX Clearing Mode, perform the “FAX Set Up”. • Confirm the destination setting is correct in the Setting Mode (08).

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