Minolta Di251f Service Manual
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Minolta Di251f Service Manual

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FAX of Di251f/Di351f
SERVICE MANUAL

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Summary of Contents for Minolta Di251f

  • Page 1 FAX of Di251f/Di351f SERVICE MANUAL...
  • Page 2 INDEX GENERAL, MECHANICAL/ELECTRICAL DIS/REASSEMBLY, ADJUSTMENT SOFT SWITCHES, SERVICE MODE TROUBLESHOOTING...

  • Page 3: Table Of Contents

    CONTENTS GENERAL, MECHANICAL/ELECTRICAL 1. SPECIFICATIONS ................... M-1 1-1. List of Specifications ................M-1 1-2. List of Functions ..................M-2 2. Circuitry Operation ................... M-4 3. FUNCTION OF CIRCUIT BOARD ..............M-5 3-1. MFB2 Board .....................M-6 Main Controller ................M-6 Image Data Processor/FAX Communicator ........M-8 3-2.
  • Page 4 Print by manual ................M-28 DIS/REASSEMBLY, ADJUSTMENT 1. Connect the cables ..................D-1 2. Disassembly/REassembly ................D-2 2-1. FAX1 Board .....................D-2 2-2. NCU Board ....................D-4 2-3. Optional Memory Board ................D-5 2-4. TX (Transmission) marker ............... D-6 2-5. Battery Replacement ................D-8 2-6.
  • Page 5 5-4. Settings in the Adjust Mode ..............S-26 .....................S-26 6. INITIAL MODE ....................S-27 6-1. Initial Mode Menu Screen ................ S-27 6-2. Initial Mode Setting Procedure ..............S-27 6-3. Settings in the Initial Mode ............... S-27 7. SOFT SWITCH LIST ..................S-28 7-1.

  • Page 6: General, Mechanical/Electrical

    GENERAL, MECHANICAL/ELECTRICAL...

  • Page 7: Specifications

    SPECIFICATIONS 1-1. List of Specifications Specifications Memory Capacity 32 MB Communication mode ECM / G3 Scanning resolution 8 x 3.85 line/mm, 8 x 7.7 line/mm, 8 x 15.4 line/mm, (main line x feed line) 16 x 15.4 line/mm Data speed G3 / ECM: 33.6 Kbps - 2.4 Kbps Transmission time G3 / ECM: Image signal - Pass the 2 sec (V.34 JBIG)

  • Page 8: List Of Functions

    1-2. List of Functions Function : available : unavailable) Speed High speed scanning (0.55 sec./Letter Crosswise fine) (35 CPM: 35 ppm/Letter Crosswise) High speed printout (25 CPM: 25 ppm/Letter Crosswise) ECM mode (Pass the 2 sec. /Std. document) High speed half tone Resolution Super fine mode Half tone transmission...
  • Page 9 Function : available : unavailable) Report Activity report (TX/RX) functions Transmission report (with document margins, Result report) Uncompleted transmission (with document margins, Result report) report Serial broadcast report (with document margins, Result report) Relay report (with document margins) User account report Abbr.

  • Page 10: Circuitry Operation

    CIRCUITRY OPERATION 4015M518CA...

  • Page 11: Function Of Circuit Board

    FUNCTION OF CIRCUIT BOARD Name Description This board is a micro program control circuit that forms the nucleus of the external 32 bit RISC processor possessing software circuit controls, read- ing station controls, recording controls, structural controls, operating con- MFB2 trols, reading controls, CCD driver circuit, CCD output image process circuit, binary image process circuit, motor controls circuit and sensor I/F circuit.

  • Page 12: Mfb2 Board

    3-1. MFB2 Board • The MFB board is a main controller that has an external 32 (internal 64) bit RISC proces- sor. It controls several units of the system (e.g., circuitry of each unit, transmitter, reader, printer, mechanically moving parts, and operation) according to system software. The MFB2 board has 4 main blocks: Main Controller 1.
  • Page 13 2. Function • CPU It uses an external 32 bit RISC processor. • IPUS LSI It connects the CPU and the controller for controlling overall operation of the system. • Program memory (ROM) The software program for operating the system is stored here. It has a memory capacity of 16 MB.

  • Page 14: Image Data Processor/Fax Communicator

    Image Data Processor/FAX Communicator 1. Overview • This processor has interface blocks with the scanner unit or the printer units, and the FAX communication block. • It has the storage coder/decoder and a storage code memory manager (FCUE,LSI), image memory (DRAM FILE), a printer controller (FCUE LSI), a modem (V.34), and a communication controller (built in FCUE LSI).

  • Page 15: Fax1 Board

    C. Image memory (DRAM FILE) • Standard system has a TMEM board (32 MB) on the MFB2 board CN5. • The maximum capacity is 64MB by installing another ROT board and a TMEM board on the CN6. Installing board memory capacity 25 / 35 CPM TMEM 32 MB...

  • Page 16: Cen Board

    3-3. CEN Board 1. Overview • This board is configured with a 36-pin bi-directional centronics interface and a network LAN board interface with PCI bus for use as PC printer font and PC printer. Block diagram MFB2 140pin connector AD bus 36pin connector Universal connector conforming to PC...

  • Page 17: Ncu Board

    3-4. NCU Board Overview • The NCU board has various functions such as line connection, ringer detection, off-hook detection, polarity detection, and dialing pulse transmission. Block diagram CN11 CN12 Circuit LINE Circuit Function of each block • LINE is a modular port for connecting a phone line. •...

  • Page 18: Communication Control

    COMMUNICATION CONTROL • Communication control of this system follows ITU-T (previously known as CCITT) recom- mended T.30 binary procedure (G3/ECM; error collection mode). • Communication mode will be selected automatically with the type of phone line (PSTN) and the ID signal from a remote terminal. 4-1.

  • Page 19: V3.4 Mode Communication Procedure

    V3.4 Mode Communication Procedure V3.4 mode does not always select the transmission speed of 36.6Kbit/s. An optimal trans- mission speed will be selected according to the sequences described in the item 3 and 4 below in order to establish communication. •...

  • Page 20: Communication Mode

    4-2. Communication Mode Priority • This system has two communication modes: ECM and G3. Communication will be estab- lished with an appropriate mode determined by the capability of the remote terminal. The priority of the communication modes is as follows: Communication Priority Remark...

  • Page 21: Selecting Paper

    SELECTING PAPER 5-1. Printing Area • The figure below shows the printable area on the paper. • The minimum margins are 4 mm*. *: The minimum margins can be adjusted with Edge erase adjustment. 4015M514AA 5-2. Printing Mode • There are 2 printing modes available to this system. The soft switch (MODE 007) toggles these modes.

  • Page 22: Paper Selection Mode

    5-3. Paper Selection Mode • This system has the following modes for selecting paper. The soft switch (MODE 008) toggles these modes. • They are valid only for printing received documents. Standard mode • This mode selects paper to avoid document splitting as much as possible. <Example>...
  • Page 23 The following table summarizes the effective print length for paper which this system can use : L: Lengthwise, C: Crosswise ( Unit: mm ) Print paper size Print paper size Effective print size Letter L Remark Sub scanning Main scanning Sub scanning Main scanning length...

  • Page 24: List Of Reports

    6. LIST OF REPORTS : available – : not available Auto Manual Report name Reference print print Transmission TRANSMISSION REPORT – Operator’s Manual management SERIAL BROADCAST REPORT – Operator’s Manual TRANSMISSION REPORT – Operator’s Manual (incompleted) Statistical ACTIVITY REPORT (TX) M-19 management ACTIVITY REPORT (RX)

  • Page 25: How To Read Data Of Reports

    HOW TO READ DATA OF REPORTS 7-1. Activity Report (TX) ACTIVITY REPORT ( TX ) (FRI) MAY 28 1999 15:16 DOCUMENT# TIME SENT DURATION DESTINATION MODE PAGE RESULT USER NAME 5500000-000 14:04, 5/27 22" 2164 5500000-002 14:12, 5/27 59" 2164 INTERR 5500000-003 14:23, 5/27...

  • Page 26: Activity Report (Rx

    7-2. Activity Report (RX) ACTIVITY REPORT ( RX ) (FRI) MAY 28 1999 15:16 DOCUMENT# TIME RCVED DURATION DESTINATION MODE PAGE RESULT USER NAME 0000000-000 14:06, 5/27 16" 0000000-001 14:06, 5/27 15" 0000000-002 14:07, 5/27 13" INTERR 5534567-002 14:07, 5/27 23"...

  • Page 27: Print By Manual

    7-3. Network Printing Report P. 1 NETWORK PRINTING REPORT (FRI) MAR 16 2001 13:00 Rx Time Protocol IP Address Size Status Session 9100 192.168.100.123 12345 April 23 at 11:15 am 9100 192.168.100.123 April 23 at 11:15 am 14653 9100 192.168.100.123 April 23 at 11:15 am 16543 Print results...

  • Page 28: Network Protocol Trace

    7-4. Protocol Trace • Each communication processes information on a protocol trace. 27F51E5E FF 13 22 00 00 49 0C D2 27F51F08 FF 03 20 00 00 49 40 00 00 00 00 C8 C8 ..34 7D 02 00 DA 80 7E 04 86 10 89 20 19 50 7C 20 ..00 26 00 Data of each command Command name Note:...

  • Page 29: Memory Dump & File Dump

    7-6. Memory Dump & File Dump • Memory dump and file dump have the same format. • Produces hard copy data used for analysis of internal data. 00080000 3653B850348ED88D365B01E878005B07 6C.P4...6..00080020 54A3B700F6443401740B804C34808064 T..D4..L4... Prints contents Prints ASCII code of the contents Prints physical address 00000000 FFFFFFFF...

  • Page 30: Service Call Report

    7-7. Service Call Report Content • You can output the service call report to your terminal manually. The service call report will be transmitted to the Service Center automatically with a specified alarm. • When this report is transmitted, it always includes “TSI” (even if this function is disabled). SERVICE CALL REPORT REPORT CONTENTS : DATE CALLED :...
  • Page 31 • TONER NEAR LIFE (Status C) • DRUM NEAR LIFE (Status D) C. SERIAL# D. ROM REV • MAIN (MSC) • PRINTER • ADFR • LCC • FINISHER E. INSTALL DATE F. MAINTENANCE DATE G. MACHINE CONFIGURATION • F MEM (7.6/8.0/15.6/23.6/47.6/55.6 MB) •...
  • Page 32 • PAPER SIZE INPUT (5TH Cassette) • ERASURE WIDTH • ZOOM (B4 • ZOOM (A3/A4 A4/A5) • ZOOM (x 0.5) • ZOOM (B4 • ZOOM (A4/A5 A3/A4) • ZOOM (x 2.0) • ZOOM (FULL SIZE) • ZOOM (FULL SIZE) • TOTAL COUNTER •...
  • Page 33 4. ADJUST INFO For scanner • NADF MAIN REG • NADF SUB REG • NADF M-SCAN % (COPY) • NADF S-SCAN % (COPY) • NADF M-SCAN % (FAX) • NADF S-SCAN % (FAX) • BK-S M-SCAN REG • BK-S S-SCAN REG •...

  • Page 34: Print By Manual

    C. History of FAX communication errors This report contains and prints the last 10 incidents. When the number of incidents exceeds 10, the oldest one will be deleted. • Date and time of communication errors • Communication error codes D. History of E-mail communication errors This report contains and prints the last 10 incidents.

  • Page 35: Dis/Reassembly, Adjustment

    DIS/REASSEMBLY, ADJUSTMENT...

  • Page 36: Connect The Cables

    CONNECT THE CABLES Connect cables from the phone line and other devices with the system as shown below 4015O226AA 4015D503AA 4015O250CA Name Connect to Remark Engine interface Printer Controller Option (Printer Controller) Extra telephone set Standard LINE Phone line Standard Parallel PC print option Option (Printer Controller)

  • Page 37: Disassembly/Reassembly

    DISASSEMBLY/REASSEMBLY 2-1. FAX1 Board 1. Remove two screws and the Rear Upper Cover. 2. Open the Toner Bottle Cover. 3. Remove three screws and the Rear Cover. 4967D001AA 4. Remove screws (14 or 12) and the shield cover. 4668D502CA NOTE •...
  • Page 38 5. Unplug four connectors of the FAX1 Board. 6. Remove three screws and the FAX1 Board. 4015D017AB...

  • Page 39: Ncu Board

    2-2. NCU Board 1. Remove two screws and the Upper Cover. 4967D006AA 2. Unplug three connectors of the NCU Board. 3. Remove one screw and Ground wire. 4. Remove two screws and NCU Board. NCU Board LINE Extra telephone Ground wire 4015D504AA...

  • Page 40: Optional Memory Board

    2-3. Optional Memory Board 1. Remove an add-on memory board of the MFB2 Board CN6. 4015D018AA...

  • Page 41: Tx (Transmission) Marker

    2-4. TX (Transmission) marker 1. Remove two screws from the backside of the ADF. 2. Open the Take-Up Cover of the Document Loading Tray to remove a screw. 3. Open the ADF to remove a screw from the right corner. 4.
  • Page 42 7. Remove the ink stamp into the TX Marker. 4015D020AA 8. Connect the cables of the TX Marker to the connector of the ACR (CN-7) (MARKER) 4015D021AA 9. Remove one screw and TX Marker. NOTE: • The shaft of the TX Marker should not come out. 4015D022AA...

  • Page 43: Battery Replacement

    2-5. Battery Replacement 1. Check the amount of used memory displayed on the LCD. When the amount of the remainder of the memory is not 100% • The content of the memory is output. • Waits until becoming transmission completion of the document. 2.

  • Page 44: Soft Switches, Service Mode

    SOFT SWITCHES, SERVICE MODE...

  • Page 45: Control Panel Keys And Touch Panel

    CONTROL PANEL KEYS AND TOUCH PANEL 1-1. Control Panel Keys Pause FAX/Scan 13 12 4015S501CA 1. Touch Panel 8. Interrupt Key • Shows various screens and message. • Press to select the Interrupt mode. 2. Utility Key 9. Display Contrast Control Knob •...

  • Page 46: Jumper Switch On Ncu Board

    1-2. Jumper switch on NCU board • There are 6 jumpers on NCU board. Each jumper has 12 or 23. 4015M520A --- 12 --- 23 Setting Setting 4015M519AA • You can sdjust the 6 jumpers for every marketing area, the jumpers position as below list. •...

  • Page 47: Explanation Of The Touch Panel

    1-3. Explanation of the Touch Panel FAX Screen • Used to select various FAX functions. 4016P251CA Auto-mode Screen • Used for both FAX and copying without specifying which function is to be used. 4017P345EA 1. Mode Display • Shows the classification of the set mode. 2.

  • Page 48: Utility Mode

    UTILITY MODE • Utility Mode is used to make various settings according to the user’s need. 2-1. Utility Mode selection Screen • Press the Utility key on the control panel. 4015S502CA...

  • Page 49: Utility Mode Function Tree

    2-2. Utility Mode Function Tree User’s Choice Input Fax Input Meter Count Utility Copy Job Recall User Management Administrator Set Copy Track Mode Copy Track Admin. Management Copy Track Data Input Accounts Initial Setting G4 Setting (Fax) FAX Recept Settings FAX Trans.

  • Page 50: Settings In The Utility Mode

    2-3. Settings in the Utility Mode • Only the FAX relation is described. <Procedure> 1. Press the Utility key. 2. Select the appropriate function. User’s Choice Mode Utility Mode - User’s Choice 1/6 Touch Panel Display Setting (The default is Highlighted Date/Time Set Set the date and time for FAX.

  • Page 51: Fax Input

    FAX Input Utility Mode - FAX Input Touch Panel Display Description Abbr. # FAX numbers that are set for abbreviated dialing. Up to 500 destinations can be registered. (including 300 one-touch dial keys) One-Touch FAX numbers that are set for one-touch dialing. 20 one-touch dial screens, and up to 300 destinations can be registered.

  • Page 52: Input Accounts

    Input Accounts Utility Mode - Input Accounts Touch Panel Display Setting (The default is Highlighted Input Accounts Administrator registers each account (a department or an indi- vidual user) with the system. Account 2 Account TSI The TSI information to be printed on any transmitted document can be programmed for each account.
  • Page 53 Utility Mode - Input Accounts Touch Panel Display Setting (The default is Highlighted Input Accounts Administrator registers each account (a department or an indi- vidual user) with the system. Select whether or not to put TSI on the transmitted document. Out Of Doc.
  • Page 54 Utility Mode - Input Accounts Touch Panel Display Setting (The default is Highlighted Initial Settings Func. Default Device Priority Priority FAX Select the default screen that will appear when the “Fax/Scan” Screen Key is pressed. Abbr. # 10-key Dialing Index One-Touch Priority Scan Select the default screen that will appear when the “Extra Scan”...
  • Page 55 Utility Mode - Input Accounts Touch Panel Display Setting (The default is Highlighted FAX Recept Settings Set the various FAX reception functions. Reception Mode Reception mode for the FAX machine can be selected. Manual Auto No. of RX Call The number or times the telephone rings before automatic Rings reception is activated can be set.
  • Page 56 Utility Mode - Input Accounts Setting (The default is Touch Panel Display Highlighted FAX Recept Settings Set the various FAX reception functions. Paper1 If no paper Selecting another paper when the matching up to Paper Priority Cassette Priority TX Doc. size? Print Paper Select Choose how to select the paper size when a FAX is received.
  • Page 57 Utility Mode - Input Accounts Setting (The default is Touch Panel Display Highlighted FAX Trans. Settings Set the various FAX transmission functions. TX Set 1 Priority Quality Select the default setting of the image quality. Standard Fine Super Fine Text + Photo Super GSR Priority Contrast Select the default setting of contrast.
  • Page 58 Utility Mode - Input Accounts Setting (The default is Touch Panel Display Highlighted Account Meter Machine utilization status (number of pages printed, number of pages transmitted) can be checked on the screen for each account. Report Setting Set the various FAX concerning reports. TX Report Select the print condition for reports used to verify the results of FAX transmission.

  • Page 59: Report

    Report Utility Mode - Report Touch Panel Display Description Report 1 TX Act. Report Used to check the document number, time sent, duration, desti- nation, communications mode, number of pages transmitted and result, etc. RX Act. Report Used to check the document number, time received, duration, destination, communications mode, number of pages printed and result, etc.

  • Page 60: Tech. Rep. Mode

    TECH. REP. MODE • This mode is used by the Tech. Rep. to check, set, adjust, and/or program various ser- vice functions. 3-1. Tech. Rep. Mode Menu Screen 4015S503CA 3-2. Tech. Rep. Mode Function Setting Procedure <Procedure> 1. Press the Utility key. 2.

  • Page 61: Tech. Rep. Mode Menu Function Tree

    3-3. Tech. Rep. Mode Menu Function Tree Country Set Tech. Rep. choice Device Counter F7-2 Tech. Rep. Mode Function Machine Configuration System Input Maintenance Date / Toner Type Call Number TX Condition Service Call Set Transmission method Fax Destination Information Call User System code Fax Set Single...

  • Page 62: Tech. Rep.choice

    Tech. Rep.choice • This function allows the Tech. Rep. to make merketing area setting. • If change the country ser. Soft switch will change automatically. Tech. Rep. Mode - Tech. Rep.choice Touch Panel Display Setting (The default is Highlighted Country Set Select whether to use merketing area.

  • Page 63: Function

    Function • This function allows the Tech. Rep. to make the various function tests and adjustments. Tech. Rep. Mode - Function Touch Panel Display Description F7-2 <Original Size Detecting Sensor Adjustment for FAX Mode> Automatically adjusts the threshold level of the Original Size Detect- ing Sensor.

  • Page 64: Fax Set

    Fax Set • The function allows the Fax settings. Tech. Rep. Mode - Fax Set Setting (The default is Highlighted Touch Panel Display Service Call Set When the pre-set condition of the system occurs, the system informs its status to the call center automatically. Maintenance Date/ Select “Year”, “Month”, and “Day”...
  • Page 65 Tech. Rep. Mode - Fax Set Setting (The default is Touch Panel Display Highlighted Port/Line Port Setting per port type. Display Description Single G3 type system Multi If the system has G3 Multi-Pore Option Line Setting per line type. • Single: PSTN1 •...

  • Page 66: Maintenance Mode

    Maintenance Mode • This mode is used by the displays data and print a report. 4-1. Maintenance Mode Menu Screen 4015S504CA 4-2. Maintenance Mode Function Setting Procedure <Procedure> 1. Press the Utility key. 2. Press the Meter Count key. 3. Press the following keys in this order: Stop Stop 4.

  • Page 67: Settings In The Maintenance Mode

    4-3. Settings in the Maintenance Mode Maintenance Mode • This mode displays data on screen and reports. It is possible to carry out routine opera- tions. Maintenance Mode Touch Panel Display Description Mem. Contents This displays the RAM data of MAIN-CPU on the LCD by specifying its absolute address which will be provided by our technical depart- ment.

  • Page 68: Report

    Maintenance Mode Touch Panel Display Description File Dump This outputs a report on the RAM data of MAIN-CPU by specifying its file name. • Procedure 1. Press the Warm Restart switch. 2. Enter the Maintenance Mode. 3. Touch “File Dump”. 4.

  • Page 69: Adjust Mode

    ADJUST MODE • Used at the factory for making adjustments. 5-1. Adjust Mode Menu Screen 4015S505CA 5-2. Adjust Mode Setting Procedure <Procedure> 1. Show the Tech. Rep. mode menu screen. 2. Press the following keys in this order: Stop Start 3.

  • Page 70: Settings In The Adjust Mode

    5-4. Settings in the Adjust Mode • Adjust functions relating to the I.R. Adjust Mode - IR Touch Panel Setting Display Registration Adjust registration in the CD and FD direction on the IR side. (FAX) Main scanning (CD) -72 dot........0........+72 dot Smaller Greater Sub scanning (FD)

  • Page 71: Initial Mode

    INITIAL MODE • Used to initialize the various FAX functions. 6-1. Initial Mode Menu Screen 4011P297CA 6-2. Initial Mode Setting Procedure <Procedure> 1. Press the Warm Restart switch. Then “.” appears at the center on the left side of the screen.

  • Page 72: Soft Switch List

    SOFT SWITCH LIST 7-1. List of Defaults Note • * in the remark indicates a mode that has items opened to users. • Default switch is DTS correspondence at Germany. MODE Default Remark TX Marker, TSI, Password, Memory TX FAX quality, Density Report Line monitor, Forward RX (PSTN1) # of ringers, Memory time...
  • Page 73 MODE Default Remark Margins for multi-sheet report image margin, Margins for output format of report image, Reprint Detect short doc. jamming, FAX photo/text mixed mode, Select metric/inch Draft printing mode and level Cut print paper leading edge, Overlapped printing, Long document RX by memory RX print order Select FAX paper cassette...
  • Page 74 MODE Default Remark Line connection (PSTN1) (Undefined) Busy tone, Line disconnection (PSTN1) (Undefined) PB sending lever, PB detection method (PSTN1) TX level (PSTN1) RX attenuator (PSTN1) Detect continuous ringer, Ringer detection frequency (PSTN1) Process detection time out of 2nd dial tone, 1300 Hz detection (PSTN1) TX method, Prefix # (PSTN1) (Undefined) (Undefined)
  • Page 75 MODE Default Remark (Undefined) Sending echo protection tone, switch carrier frequency (PSTN2) CED, Receive command echo, Control channel date rate AGC lock (PSTN2) Digital TX/RX cable equalizer (PSTN2) CI signal sending time (PSTN2) TCF/NTCF sending level down, V17/V33/V29 sending level down, V.34 symbol rate (PSTN2) Initial time of sending CM signal, EQM threshold value (PSTN2) Symbol speed threshold value (PSTN1)
  • Page 76 Mode Remark Memory Recall, Mixed Original Detection Language Selected Simplex/Duplex, Original Copy Default, Auto Paper/Auto Size, Main Application, Priority Application Specification Multiple-in-1 and Booklet Copy Zoom, Plug-In Counter, ID Key Reset Auto Panel Reset Energy Save Mode Auto Power Off LCD Back-light Off Drawer Priority 4in1 Copy Order, Density Priority, Original Image Type...

  • Page 77: List Of Soft Switches

    7-2. List of Soft Switches The tables below describe the soft switches of this system. The highlighted areas are the initial settings. Note • The mark (*) indicates a mode containing items that can be set according to the user’s choice, for example.
  • Page 78 MODE 001 Factory setting bit : 0 0 0 1 0 1 0 0 (Hex : 14) Feature Logic Meaning Description 7654 Default of image quality. 0000 Not available Specify which image qual- ity is returned to be 0001 Standard assigned after completing 0010 Fine...
  • Page 79 MODE 003 Factory setting bit : 0 0 1 0 0 0 1 1 (Hex : 23) Feature Logic Meaning Description Fixed to “00” Monitor line. (PSTN1) Forwarding reception. (PSTN1) 3210 Forwarding reception dial 0000 number. 0001 (PSTN1) 0010 0011 0100 0101 0110...
  • Page 80 MODE 004 Factory setting bit : 0 0 0 1 0 1 1 0 (Hex : 16) Feature Logic Meaning Description 7654 Select # of rings for 0000 Not available Specifies number of rings automatic reception.* (calling beeps) before the 0001 system starts answering 0010...
  • Page 81 MODE 005 Factory setting bit : 0 0 1 0 0 0 0 0 (Hex : 23) Feature Logic Meaning Description 7654 Select number of redialing 1. 0000 Specifies the number of (Number of auto redialing at 0001 redialing with the interval 1st stage) specified by “Select 0010...
  • Page 82 MODE 006 Factory setting bit : 0 0 1 1 0 0 1 0 (Hex : 32) Feature Logic Meaning Description • This is valid only when Select dial line speed 10 pps (DP speed). “Switch PB/DP (MODE 20 pps (PSTN1) 006 Bit5)”...
  • Page 83 MODE 007 Factory setting bit : 1 0 1 1 1 0 0 1 (Hex : B9) Feature Logic Meaning Description 765 Select upper limit of cut- When a received document is off length after printing. 8 mm longer than the print paper and if 12 mm the excess length is shorter than 14 mm...
  • Page 84 MODE 008 Factory setting bit : 0 0 0 0 0 0 0 0 (Hex : 00) Feature Logic Meaning Description • "From print paper" detects Where to detect papers. From print (Valid only when printing paper print papers from actual a received document)* print papers while "From From cassette...
  • Page 85 MODE 009 Factory setting bit : 0 0 0 1 1 0 1 0 (Hex : 1A) Feature Logic Meaning Description Select default display of G3-1 Specifies what to display at communication mode. first as communication G3-2 mode. Others Not available Returns “Communication mode”...
  • Page 86 MODE 012 Factory setting bit : 1 1 0 0 0 0 0 0 (Hex : C0) Feature Logic Meaning Description Display illustrations. Select function of # key Full dialing number on one-touch screen. Abbreviated number Select how to input Displays size input cassette size when screen if any change...
  • Page 87 25 CPM Factory setting bit : 0 0 1 0 1 0 0 1 (Hex : 29) MODE 013 35 CPM Factory setting bit : 0 0 1 1 0 0 0 1 (Hex : 31) Feature Logic Meaning Description 765 Select numbers of fax one- One- Print...
  • Page 88 MODE 014 Factory setting bit : 0 0 0 0 0 0 0 0 (Hex : 00) Feature Logic Meaning Description Select redialing interval for 10 sec resending document. 30 sec 60 sec 120 sec 180 sec Others Not available 43210 00000 Fixed to “00000”...
  • Page 89 MODE 018 Factory setting bit : 0 0 0 0 0 0 0 1 (Hex : 01) Feature Logic Meaning Description Select scan screen. One-touch Displays screen of 1st screen scanning when scan button is pushed. IP scanner Index screen Not available Select destination screen.
  • Page 90 MODE 020 Factory setting bit : 0 1 0 0 0 0 0 0 (Hex : 40) Feature Logic Meaning Description Displays # of reports. “Yes” displays # of pages on phone line in addition to ordinary # of papers. Trace protocol.
  • Page 91 MODE 022 Factory setting bit : 0 0 0 0 0 0 1 0 (Hex : 02) Feature Logic Meaning Description 00000 Fixed to “00000” FAX memory nearly full to 256 KB “Memory nearly full” means that its capacity. unused memory becomes less than a specified capacity.
  • Page 92 MODE 023 Factory setting bit : 1 1 1 1 1 0 0 0 (Hex : F8) Feature Logic Meaning Description 7654 Select number of errors in 0000 redialing terminal of data 0001 type. 0010 0011 0100 0101 0110 0111 1000 1001 1010...
  • Page 93 MODE 024 Factory setting bit : 1 0 0 0 0 0 0 1 (Hex : 81) Feature Logic Meaning Description Fixed to “10” Display Administrator/User “No” displays “ * ”. passwords. Display forwarding function button. Select alarm buzzer pattern. Pattern 0 Pattern 1 Fixed to “00”...
  • Page 94 MODE 026 Factory setting bit : 1 1 0 1 1 1 1 0 (Hex : DE) Feature Logic Meaning Description Allow remote maintenance. Allow service calls. Fixed to “0” Print incomplete TX of service call for notifying consumables. Service call for empty toner. * Service call for reaching life cycle of drum.
  • Page 95 MODE 027 Factory setting bit : 0 0 1 0 0 1 0 0 (Hex : 24) Feature Logic Meaning Description Pattren1:1 → 2 → 3 → 4 → 5 → 6 Select ID display order: Pattern 1 2:4 → 5 → 6 → 1 → 2 → 3 Specifies priority order of Pattern 2 3:4 →...
  • Page 96 MODE 028 Factory setting bit : 0 1 1 0 0 0 1 1 (Hex : 63) Feature Logic Meaning Description Select remote copy protocol. F code Fixed to “0”, valid at TX N method 6543 Select restricted number of 0000000 Not available prints of remote multi copy.
  • Page 97 MODE 031 Factory setting bit : 1 0 0 0 0 0 0 1 (Hex : 81) Feature Logic Meaning Description Margin process for multiple Valid when “Set margins copies of report with image for report image? margins. (MODE 23 Bit 3)” is set to “Yes.”...
  • Page 98 MODE 032 Factory setting bit : 0 1 1 0 0 0 0 1 (Hex : 61) Feature Logic Meaning Description Fixed to “0” Detect jamming of short doc. “Yes” regards documents less than 70 mm as jamming. 8 line/mm × 7.7 line/mm Assign scan mode when FAX mixed with photos is selected.
  • Page 99 MODE 033 Factory setting bit : 0 0 0 1 0 1 0 0 (Hex : 14) Feature Logic Meaning Description Fixed to “00” Select draft printing No draft mode “Toner saving mode” follows # mode. of skipped pixels (bit 3-2). Toner saving “High resolution saving mode”, mode...
  • Page 100 MODE 034 Factory setting bit : 0 0 0 0 0 0 1 0 (Hex : 02) Feature Logic Meaning Description 7654 Select cut off length at 0000 Valid only at RX printing. leading edge of paper. 0001 2 mm 0010 4 mm 0011...
  • Page 101 MODE 036 Factory setting bit : 0 0 0 0 0 0 0 0 (Hex : 00) Feature Logic Meaning Description 7654321 0000000 Fixed to “0000000” RX print order specification. One page All pages MODE 037 Factory setting bit : 1 1 1 1 1 0 0 0 (Hex : F8) Feature Logic Meaning...
  • Page 102 MODE 040 Factory setting bit : 1 1 1 1 1 0 1 0 (Hex : FA) Feature Logic Meaning Description 2-dim coding at TX. “No” : MH (Valid for G3 communication) “Yes” : MH+MR T.6 coding. “Yes”: MH+MR+MMR (Valid for G3 communication) Valid only when “2-dim coding? (MODE 040 Bit 7)”...
  • Page 103 MODE 042 Factory setting bit : 0 0 1 1 1 1 1 1 (Hex : 3F) Feature Logic Meaning Description 7654 Select redialing interval 1. 0000 Not available 0001 1 min 0010 2 min 0011 3 min 0100 4 min 0101 5 min 0110...
  • Page 104 MODE 043 Factory setting bit : 1 0 0 0 0 0 0 0 (Hex : 80) Feature Logic Meaning Description # of resending document. Fixed to “0” Redialing when line is connected but no answer. Auto-answering call frequency. Not limitation 1 - 9 limitation 2 - 4...
  • Page 105 Non DTS Factory setting bit : 1 0 1 0 0 0 0 0 (Hex : A0) MODE 044 Factory setting bit : 1 0 0 0 0 0 0 0 (Hex : 80) Feature Logic Meaning Description Select threshold value 32 lines or Specifies # of error lines as for RTN sending error...
  • Page 106 MODE 047 Factory setting bit : 1 0 0 0 1 0 0 0 (Hex : 88) Feature Logic Meaning Description 765 Select V. 34 fall back tolerance. (TX) Others Not available 432 Select V. 34 fall back tolerance. (RX) Others Not available Fixed to “00”...
  • Page 107 MODE 049 Factory setting bit : 0 0 0 0 1 1 0 1 (Hex : 0D) Feature Logic Meaning Description Fixed to “000” • Need to disable “V.34 Select upper limit of 00000 2400 bps transmission speed. (TX) 00001 4800 bps capability (MODE 048 00010...
  • Page 108 MODE 051 Factory setting bit : 0 0 1 0 0 0 0 0 (Hex : 20) Feature Logic Meaning Description 765 Declare size of print paper Not available Specifies declaration value for received document. of printing function for RX. Auto “Auto”...
  • Page 109 MODE 054 Factory setting bit : 0 0 0 0 1 0 1 0 (Hex : 0A) Feature Logic Meaning Description 7654 0000 Fixed to “0000” Control history of V.34 auto Valid only when a receiver dialing. system has V.34 modulation.
  • Page 110 MODE 056 Factory setting bit : 0 1 0 0 0 1 0 0 (Hex : 44) Feature Logic Meaning Description Select with/without F code Without Specify with/without F function using PB code function for the With secondary dialing of PB. 564 Select tolerance time for 0 sec Specify tolerance time...
  • Page 111 Non DTS Factory setting bit : 0 0 0 0 1 0 0 0 (Hex : 08) MODE 082 Factory setting bit : 0 0 1 0 1 1 0 0 (Hex : 2C) Feature Logic Meaning Description Fixed to “00” Detect busy tone.
  • Page 112 MODE 085 Factory setting bit : 0 1 1 1 0 0 0 0 (Hex : 70) Feature Logic Meaning Description 7654 Select TX level. (PSTN1) 0000 –1 dBm* Specifies TX levels other   than PB. *:This is valid only when 0111 –8 dBm* MODE 055 Bit7 is...
  • Page 113 MODE 088 Factory setting bit : 0 1 0 0 0 0 0 0 (Hex : 40) Feature Logic Meaning Description Fixed to “0” Select process mode at Keeps same operation detection time out of 2nd dial as before detection tone.
  • Page 114 MODE 092 Factory setting bit : 0 1 1 1 0 0 0 0 (Hex : 70) Feature Logic Meaning Description Send V.29 echo protection tone. (PSTN1) Send V.17 echo protection tone. (PSTN1) Send V.33 echo protection tone. (PSTN1) Select V.17 and V.33 carrier 1800 Hz frequency.
  • Page 115 MODE 094 Factory setting bit : 0 0 0 0 1 1 0 0 (Hex : 0C) Feature Logic Meaning Description 7654 0000 Fixed to “0000” Lock AGC in V.33 mode. (PSTN1) Lock AGC in V.17 mode. (PSTN1) Lock AGC in V.29 mode. (PSTN1) Lock AGC in V.27ter mode.
  • Page 116 MODE 096 Factory setting bit : 0 0 0 1 0 1 0 0 (Hex : 14) Feature Logic Meaning Description Fixed to “00” Select time for CI signal 0.5 sec Use this soft switch for sending ON. error in V8 sequence. 1.0 sec (PSTN1) 1.5 sec...
  • Page 117 MODE 097 Factory setting bit : 0 0 0 1 0 1 0 0 (Hex : 14) Feature Logic Meaning Description Attenuate TCF/NTCF Specifies whether sending level sending level. (PSTN1) of TCF and NTCF will be attenuated. For V33/V29, level Yes –3 dB of attenuation is determined by MODE 085 Bit 7-4 and MODE...
  • Page 118 MODE 098 Factory setting bit : 0 1 0 0 0 1 1 0 (Hex : 46) Feature Logic Meaning Description Select starting time of 0 sec Use this soft switch for sending CI error in V8 sequence. 1 sec signal.
  • Page 119 MODE 099 Factory setting bit : 1 0 0 0 1 0 0 0 (Hex : 88) Feature Logic Meaning Description 7654 Select threshold value 1 for 0000 –8 Specifies range of symbol speed. 0001 –7 tolerance for (PSTN1) 0010 –6 characteristic distortion of 0011...
  • Page 120 MODE 112 Factory setting bit : 0 0 1 0 1 0 0 0 (Hex : 28) Feature Logic Meaning Description Fixed to “00” Detect busy tone. (PSTN2) Fixed to “0” Detect line disconnection (inverted polarity). (PSTN2) Fixed to “000” S-76...
  • Page 121 MODE 114 Factory setting bit : 0 0 0 1 0 1 0 0 (Hex : 14) Feature Logic Meaning Description Fixed to “00” 5432 Select PB sending level. 0000 –1 dBm (PSTN2) 0001 –2 dBm 0010 –3 dBm 0011 –4 dBm 0100 –5 dBm...
  • Page 122 MODE 115 Factory setting bit : 0 1 1 1 0 0 0 0 (Hex : 70) Feature Logic Meaning Description 7654 Select TX level. (PSTN2) 0000 –1 dBm* Specifies TX levels other   than PB. *:This is valid only when 0111 –8 dBm* MODE 055 Bit7 is...
  • Page 123 MODE 118 Factory setting bit : 0 1 0 0 0 0 0 0 (Hex : 40) Feature Logic Meaning Description Fixed to “0” Select process mode at Keeps same operation detection time out of 2nd dial as before detection tone.
  • Page 124 MODE 122 Factory setting bit : 0 1 1 1 0 0 0 0 (Hex : 70) Feature Logic Meaning Description Send V.29 echo protection tone. (PSTN2) Send V.17 echo protection tone. (PSTN2) Send V.33 echo protection tone. (PSTN2) Select V.17 and V.33 carrier 1800 Hz frequency.
  • Page 125 MODE 124 Factory setting bit : 0 0 0 0 1 1 0 0 (Hex : 0C) Feature Logic Meaning Description 7654 0000 Fixed to “0000” Lock AGC in V.33 mode. (PSTN2) Lock AGC in V.17 mode. (PSTN2) Lock AGC in V.29 mode. (PSTN2) Lock AGC in V.27ter mode.
  • Page 126 MODE 126 Factory setting bit : 0 0 0 1 0 1 0 0 (Hex : 14) Feature Logic Meaning Description Fixed to “00” Select time for CI signal 0.5 sec Use this soft switch for sending ON. error in V8 sequence. 1.0 sec (PSTN2) 1.5 sec...
  • Page 127 MODE 127 Factory setting bit : 0 0 0 1 0 1 0 0 (Hex : 14) Feature Logic Meaning Description Attenuate TCF/NTCF Specifies whether sending level sending level. (PSTN1) of TCF and NTCF will be attenuated. For V33/V29, level Yes –3 dB of attenuation is determined by MODE 115 Bit 7-4 and MODE...
  • Page 128 MODE 128 Factory setting bit : 0 1 0 0 0 1 1 0 (Hex : 46) Feature Logic Meaning Description Select starting time of 0 sec Use this soft switch for sending CI signal. (PSTN2) error in V8 sequence. 1 sec 2 sec 3 sec...
  • Page 129 MODE 129 Factory setting bit : 1 0 0 0 1 0 0 0 (Hex : 88) Feature Logic Meaning Description 7654 Select threshold value 1 for 0000 –8 Specifies range of symbol speed. 0001 –7 tolerance for (PSTN2) 0010 –6 characteristic distortion of 0011...
  • Page 130 MODE 190 Factory setting bit : 0 0 0 0 0 0 0 0 (Hex : 00) Feature Logic Meaning Description Restrict SF/SSF For risk management communication (TX). according to new recommendation of G3 high resolution transmission. Restrict SF/SSF For risk management communication (RX).
  • Page 131 MODE 197 Factory setting bit : 1 1 0 0 0 0 0 0 (Hex : C0) Feature Logic Meaning Description Allow summer time. Display summer time button (Daylight Svgs. Time) Fixed to “00” 3210 Select summer time pattern. Start time End time 0000 AM2 1st-Sun APR.
  • Page 132 MODE 210 Factory setting bit : 0 0 0 0 0 1 0 1 (Hex : 05) Feature Logic Meaning Description 76543210 DP steady current time 1. 00000000 0 msec Set interval from S relay (PSTN1) 00000001 10 msec ON to DP photo coupler ...
  • Page 133 MODE 230 Factory setting bit : 0 0 0 0 0 1 0 1 (Hex : 05) Feature Logic Meaning Description 76543210 DP steady current time 1. 00000000 0 msec Set interval from S relay (PSTN2) 00000001 10 msec ON to DP photo coupler ...
  • Page 134 MODE 400 Factory setting bit : 0 0 0 0 0 0 0 0 (Hex : 00) Feature Logic Meaning Description Memory recall. Holds image data even after (copy) ejecting last page to select “enable/disable” to recall it. Mixed original detection. Selects priority doc mixed (copy) mode when Power source is...
  • Page 135 MODE 402 Factory setting bit : 0 0 0 0 0 0 0 1 (Hex : 01) Feature Logic Meaning Description Simplex / Duplex. 1 sided (copy) 2 sided 1 sided Original Copy default 2 sided (copy) Others Not available Auto paper/Auto size.
  • Page 136 MODE 404 Factory setting bit : 0 0 0 0 0 0 0 1 (Hex : 01) Feature Logic Meaning Description 7654 Auto panel reset. 00000000 Not reset Setting of whether or not auto 3210 (copy) clear takes place after the 00000001 1 min specified time from the end of...
  • Page 137 MODE 407 Factory setting bit : 0 0 0 0 0 0 0 1 (Hex : 01) Feature Logic Meaning Description 7654 LCD back-light off. 00000000 Not reset Setting of the back light OFF 3210 (copy) time after the specified time 00000001 1 min from the end of a key opera-...
  • Page 138 MODE 409 Factory setting bit : 0 0 0 0 1 0 0 0 (Hex : 08) Feature Logic Meaning Description 4in1 copy order. Pattern 1 Setting of image layout (Copy)* sequence for 4in1 copy oper- Pattern 2 ation. Others Not available Pattern 1: Pattern 2:...
  • Page 139 MODE 410 Factory setting bit : 0 1 0 0 0 1 0 0 (Hex : 44) Feature Logic Meaning Description Default copy output Darker Selection of level in auto density levels. mode. Normal (Copy) Not available Lighter Fixed to “0” Density.
  • Page 140 MODE 412 Factory setting bit : 0 0 0 0 1 0 0 0 (Hex : 08) Feature Logic Meaning Description Priority sort mode. Non Sort Selection of the paper exit (Copy) mode that has priority when Sort the paper exit system option Not available is installed.
  • Page 141 MODE 414 Factory setting bit : 1 0 1 0 0 0 0 0 (Hex : A0) Feature Logic Meaning Description 7654 Image compression when 0101 Indicates the memory reserving capacity In the copy 0110 reserve capacity per copy memory. 0111 converted into image (copy)
  • Page 142 MODE 416 Factory setting bit : 0 1 1 0 0 0 0 0 (Hex : 60) Feature Logic Meaning Description 765 Sound volume setting 3 moni- 0 (no tone) Line monitor tone volume tor tone. setting. (copy)* Others Not available Orientation of images when Not facing Sets the orientation of the...
  • Page 143 MODE 418 Factory setting bit : 0 1 1 1 1 0 0 0 (Hex : 78) Feature Logic Meaning Description Fixed to “0” Edge erase. 0 mm When a BS scan (including ADFR) (Copy) 1 mm is performed. 2 mm In the APS/AMS mode, exactly the width set from the detected original size frame is erased.
  • Page 144 MODE 422 Factory setting bit : 0 0 0 0 1 0 0 0 (Hex : 08) Feature Logic Meaning Description Total counter. Mode 1 (std) Setting of total counter (Copy) counting method. Mode 2 Mode 3 Others Not available 543 Size counter.
  • Page 145 MODE 424 Factory setting bit : 0 0 0 1 1 0 0 0 (Hex : 18) Feature Logic Meaning Description Auto paper Mixed Specifies whether document configuration. (Copy) sizes will be rounded off for the Limited system specification in auto paper mode.
  • Page 146 MODE 427 Factory setting bit : 0 0 0 0 0 0 0 0 (Hex : 00) Feature Logic Meaning Description 76543 Default setting country Arbitrary setting Setting differs depending classification. (copy) upon the country. Fixed to “000” MODE 430 Factory setting bit : 0 1 1 1 1 0 0 0 (Hex : 78) Feature Logic...
  • Page 147 TROUBLESHOOTING...
  • Page 148 TROUBLESHOOTING 1-1. Diagnosis by Alarm Code • This section shows diagnoses of system troubles by alarm codes and their remedies. • The default setting for diagnostic codes is “not to be displayed.” If you experience errors frequently, setup the soft switch (MODE 020) to display diagnostic codes. Then follow communication error codes tables for troubleshooting.
  • Page 149 1-2. Communication Error Codes Errors in operations Cause - Re: Remote, Li: Line, Lo: Local Code Description Cause Remedy • Received DIS but no Error in operation Reload a document document in local ter- and retry TX. minal Error in operation at Ask to reload a doc- •...
  • Page 150 Cause - Re: Remote, Li: Line, Lo: Local Code Description Cause Remedy • Incompatibility (Exam- Error in operation on Ask the remote end ple; no document in remote side to reload the docu- local system while ment again. polling RX) Transmission Check the soft •...
  • Page 151 Communication errors (TX) Cause - Re: Remote, Li: Line, Lo: Local Code Description Cause Remedy • Protocol failure in Failure in remote Try another remote V.34 sequence machine machine. Line failure Try another line. • Busy tone while wait- Failure in remote Try another remote ing for initial identifica- machine...
  • Page 152 Cause - Re: Remote, Li: Line, Lo: Local Code Description Cause Remedy • No response to post Failure in remote Try another remote message (T4 timeout) machine machine. • 5 minute timeout in No RTC detection in Try another line. RNR, RR sequence remote machine (line (T5 timeout)
  • Page 153 Communication errors (RX) Cause - Re: Remote, Li: Line, Lo: Local Code Description Cause Remedy • Protocol failure in Failure in remote Try another remote V.34 sequence machine machine. Line failure Try another line. • T1 timeout while wait- Failure in remote Try another remote ing for initial identifica- machine...
  • Page 154 Cause - Re: Remote, Li: Line, Lo: Local Code Description Cause Remedy • Received PRI-Q as Failure in remote Check the status of post message (Com- machine the remote machine. munication is regarded as normal even with error mes- sage) •...
  • Page 155 Malfunction Cause - Re: Remote, Li: Line, Lo: Local Code Description Cause Remedy • Power source off Power source switch None. was turned off Power source failure None. Defective power Replace the power source supply unit source supply unit. • System failure Warm restart switch None.
  • Page 156 1-3. Diagnosis by Symptoms • Possible causes of various problems and their remedies are shown below. Carry out trou- bleshooting according to this table. Note • Print out the service call report and activity reports (TX/RX) to understand the system settings and status before replacing boards or the system entirely, or correct a failure.
  • Page 157 Item Symptom Cause Remedy Received image Printed image is exces- Go to item 2. is stretched with sively stretched in the copy mode? Note: Failure in remote terminal The following causes may (improper document han- be possible (improper docu- dling, error in the transmis- ment handling): special sion unit of the remote paper such as very thick...
  • Page 158 Item Cause Symptom Remedy Received image Are copied image or a test YES Go to item 2. is too light or image also too light or Failure in the remote side faded. faded? (improper setting of docu- ment contrast, improper doc- Note: ument handling, poor line The following causes may...
  • Page 159 Item Symptom Cause Remedy Clock malfunc- No improper operation? Refer Operator’s manual for tions operation. NO Go to item 2. Any improvement after YES Replace FAX1 board. replacing FAX1 board? NO Go to item 3. Any improvement after YES Replace MFB2 board. replacing MFB2 board? NO Replace the PWB-A.
  • Page 160 Item Symptom Cause Remedy Cannot go to Is the password checked? YES Go to item 2 “Sending” nor NO Go to item 3. “Receiving” Is the password correct? Disable password check and modes Go to item 3. NO Match the password. Try to communicate with the YES Go to item 4.
  • Page 161 Item Symptom Cause Remedy Automatic recep- Did you select the auto- YES Go to item 2 tion disabled matic reception mode? Select the automatic recep- tion mode. Is the external telephone on YES Go to item 3. hook? Set the external telephone on-hook.
  • Page 162 Item Symptom Cause Remedy Cannot send dial Is the external telephone off- YES Go to item 2 number from 10 hook? NO Set the handset on-hook. key pad Is the line type specified cor- YES Go to item 3. rectly? Specify the line type (PB, 10, 20 PPS) correctly.
  • Page 163 Item Symptom Cause Remedy Cannot monitor Is the sound volume switch Select a sound volume switch communication OFF? other than OFF. NO Go to item 2 Is S/W DIP SW set line mon- YES Go to item 3. itoring? NO Set S/W DIP SW. Any improvement after YES Replace the speaker.
  • Page 164 Item Symptom Cause Remedy Image memory Proceed to the following pro- Normal (memory stored cedure. Is the image mem- for TX image) is ory backed up? not backed up. A. TX: Disconnect the line cable and proceed a quick memory transmis- Go to item 2 sion.
  • Page 165 WARM RESTART 2-1. Overview • Use the warm restart function when you run the maintenance mode or you cannot use the switches on the control panel due to some error (in the transmission, the reception, or the copy modes). If you push the warm restart button, the status of the machine will be initialized. However, the document and the data stored in the internal memory are maintained.
  • Page 166 CLEARING RAM UNCONDITIONALLY 3-1. Overview • Use this function when warm restart does not work. 3-2. Operation of Unconditional RAM Clear 1. Turn OFF the power switch. 2. Remove the upper cover, back cover and the shield so that you can access FAX1 board.
  • Page 167 Copyright 2001 MINOLTA Co., Ltd. Printed in Germany Use of this manual should be strictly supervised to avoid disclosure of confidential information. MINOLTA ME GmbH 4015-7990-21...

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