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SERVICE MANUAL
FIELD SERVICE
NEFAX 671/691
NEC Unified Solutions, Inc.

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Troubleshooting

   Also See for NEC NEFAX 671

   Summary of Contents for NEC NEFAX 671

  • Page 1

    SERVICE MANUAL FIELD SERVICE NEFAX 671/691 NEC Unified Solutions, Inc.

  • Page 2: Important Notice

    Because of possible hazards to an inexperienced person servicing this product as well as the risk of damage to the product, NEC Unified Solutions, INC. (hereafter called the NEC ) strongly recommends that all servicing be performed only by NEC-trained service techni- cians.

  • Page 3: Safety Warnings

    MODIFICATIONS NOT AUTHORIZED BY NEC UNIFIED SOLUTIONS, INC. NEC brand products are renowned for their high reliability. This reliability is achieved through high-quality design and a solid service network. Product design is a highly complicated and delicate process where numerous mechanical, physical, and electrical aspects have to be taken into consideration, with the aim of arriving at proper tolerances and safety factors.

  • Page 4

    CHECKPOINTS WHEN PERFORMING ON-SITE SER- VICE NEC brand products are extensively tested before shipping, to ensure that all applicable safety standards are met, in order to protect the customer and customer engineer (hereaf- ter called the CE) from the risk of injury. However, in daily use, any electrical equipment may be subject to parts wear and eventual failure.

  • Page 5

    If the power plug, cord, or sheath is damaged, replace with a new power cord (with plug and connector on each end) specified by NEC. Using the damaged power cord may result in fire or electric shock. • When using the power cord (inlet type) that came with this product, be sure to observe the following precautions: a.

  • Page 6

    WARNING: Wiring • Never use multi-plug adapters to plug multiple power cords in the same outlet. If used, the risk of fire exists. • When an extension cord is required, use a specified one. Current that can flow in the extension cord is limited, so using a too long extension cord may result in fire.

  • Page 7

    CAUTION: Ventilation • The product generates ozone gas during operation, but it will not be harmful to the human body. If a bad smell of ozone is present in the following cases, ventilate the room. a. When the product is used in a poorly ventilated room b.

  • Page 8

    WARNING: Work Performed with the product Powered • Take every care when making adjustments or performing an operation check with the product powered. If you make adjustments or perform an operation check with the external cover detached, you may touch live or high-voltage parts or you may be caught in moving gears or the timing belt, leading to a risk of injury.

  • Page 9

    WARNING: Safety Checkpoints • Before disassembling or adjusting the write unit (P/H unit) incorporating a laser, make sure that the power cord has been disconnected. The laser light can enter your eye, leading to a risk of loss of eyesight. •...

  • Page 10

    WARNING: HANDLING OF CONSUMABLE • Toner and developer are not harmful substances, but care must be taken not to breathe excessive amounts or let the substances come into contact with eyes, etc. It may be stimulative. If the substances get in the eye, rinse with plenty of water immediately.

  • Page 11: Measures To Take In Case Of An Accident

    2. If a report of a serious accident has been received from a customer, an on-site evalua- tion must be carried out quickly and NEC must be notified. 3. To determine the cause of the accident, conditions and materials must be recorded through direct on-site checks, in accordance with instructions issued by NEC.

  • Page 12

    Used Batteries Precautions ALL Areas CAUTION Danger of explosion if battery is incorrectly replaced. Replace only with the same or equivalent type recommended by the manufacturer. Dispose of used batteries according to the manufacturer’s instructions. Germany VORSICHT! Explosionsgefahr bei unsachgemäßem Austausch der Batterie. Ersatz nur durch denselben oder einen vom Hersteller empfohlenen gleichwertigen Typ.

  • Page 13

    INDEX (Field Service) GENERAL MAINTENANCE DIS/REASSEMBLY, ADJUSTMENT CONTROL PANEL/SERVICE MODE DESCRIPTIONS TROUBLESHOOTING...

  • Page 14: Table Of Contents

    CONTENTS GENERAL 1. SPECIFICATIONS ................... G-1 1-1. Main Uint ....................G-1 1-2. GDI Printer Function ................G-3 1-3. FAX Function .................... G-3 1-4. Network Function (NEFAX 691 only) ............G-5 2. PRECAUTIONS FOR INSTALLATION ............G-6 2-1. To Ensure THIS MACHINE is Used in an Optimum Condition ....G-6 2-2.

  • Page 15: Table Of Contents

    1-4. Laser Safety Label .................. D-4 1-5. Precautions for Handling the Laser Equipment ........D-5 2. PRECAUTIONS FOR DISASSEMBLY/ADJUSTMENTS ........ D-6 2-1. Parts That Must Not be Touched ............D-6 (1) Red Painted Screws ................ D-6 (2) Variable resistors on board ............. D-6 (3) Other Screws not Marked with Red Paint ........

  • Page 16: Table Of Contents

    1-1. Names of Control Panel Parts and Their Functions ........ S-1 2. FUNCTIONS OF SWITCHES AND PARTS ON PWBs ........S-4 2-1.. Circuit Board Locations NEFAX 671 ............S-4 2-2.. Circuit Board Locations NEFAX 691 ............S-4 2-3. PWB-P (Controller/Mechanical Control Board) ........S-5 2-4.

  • Page 17: Table Of Contents

    (11) Network setting ................S-46 (12) E-mail setting 1 ................S-48 (13) E-mail setting 2 ................S-50 (14) Scan setting ..................S-52 5. SERVICE MODE ..................... S-54 5-1. Service Mode Function Tree(Outline) ............S-54 5-2. Service Mode Function Tree(Details) ............S-55 5-3.

  • Page 18: Table Of Contents

    (2) <Inch> ..................... S-81 5-12.Clear Data ....................S-82 (1) DRAM clear ..................S-82 (2) SRAM clear ..................S-83 (3) Memory clear ................... S-85 (4) Total clear ..................S-87 (5) Total counter ..................S-87 (6) PM counter (clear) ................S-87 (7) I/C counter (clear) ................S-87 (8) Application counter (clear) ...............

  • Page 19: Table Of Contents

    (23) SOFT SWITCH: #23 ................ S-127 (24) SOFT SWITCH: #24 ................ S-128 (25) SOFT SWITCH: #25 ................ S-128 (26) SOFT SWITCH: #26 ................ S-129 (27) SOFT SWITCH: #27 ................ S-130 (28) SOFT SWITCH: #28 ................ S-131 (29) SOFT SWITCH: #29 ................ S-132 (30) SOFT SWITCH: #30 ................

  • Page 20: Table Of Contents

    (1) Procedure of G3 mode communication ........... S-158 7-3. Table of reference code ................S-159 7-4. How to analyze the T30 protocol monitor ..........S-160 TROUBLESHOOTING 1. INTRODUCTION ....................T-1 1-1. Electric Components Check Procedures ..........T-1 (1) Sensors .................... T-1 (2) Switches ...................

  • Page 21: Table Of Contents

    6-3. Troubleshooting for Specific Image Quality Problems ......T-27 (1) Image reading system: Blank or black prints ........T-28 (2) Image reading system: Low image density ........T-29 (3) Image reading system: Foggy background or rough image ..... T-30 (4) Image reading system: Black streaks or bands ....... T-31 (5) Image reading system: Black spots ..........

  • Page 22: Specifications

    SPECIFICATIONS 1-1. Main Unit Type Desktop Original scanning system Scanning in main scanning direction with a CIS (Contact Image System) sensor. Photo conductor type OPC (Organic Photo conductor) Copying system Electrostatic dry Powdered image transfer to plain paper with laser 600 dpi ×...

  • Page 23

    copy speed (copies/min.) 16 copies/minute (at full size and 600 dpi × 300 dpi, with Continuous print speed ADF) (sheets/min.) More than 16 sheets/minute (with plain A4 L or Letter L Warm-up time paper) Less than 25 seconds (at a room temperature of 23 °C and at the rated voltage) Zoom Ratios Metric Size...

  • Page 24: Gdi Printer Function

    Fine: 204x196(7.7 lines/mm) Super Fine: 204x392(15.4 lines/mm) Line : PSTN/ PBX Data Transmission Rate : 33.6 kbps(4 Second : NEFAX 671) 33.6 kbps(3 Second : NEFAX 691) *ITU-T No.1, A4 size, Normal resolution without header. Coding Method : MH/ MR/ MMR/ JBIG (NEFAX 691 only)

  • Page 25

    Transmission Transmission mode : ADF TX, Memory TX, Batch TX, Broadcast TX, Confidential Mailbox TX, F code TX (SubAddress TX, SID TX), Forward TX Manual TX, Polling TX, Quick Memory TX, Book TX, Relay initiate TX, Reservation TX, Timer TX, TX resolution mode/ TX : Standard (204 dpi x 98 dpi), image mode...

  • Page 26: Network Function (nefax 691 Only)

    1-4. Network Function (NEFAX 691 only) Interface Ethernet 10/100Base T /TX (RJ-45) Data format MIME, Base64 Content Type Multi-part/Mixed (text/plain, image/tiff) I-FAX Communication Protocol TX: SMTP RX: POP3 I-FAX Data Format E-Mail Format: MIME Attached File format: TIFF-F I-FAX Cording method Transmission: MH Reception: MH, MR, MMR, JBIG 204 dpi ×...

  • Page 27: Precautions For Installation

    PRECAUTIONS FOR INSTALLATION 2-1. Installation Site To ensure utmost safety and avoid breakdown, this machine should NOT be used in a place: • Where it will be subjected to extremely high or low temperature or humidity. • Where it will be subjected to sudden fluctuations in either temperature or humidity. •...

  • Page 28: To Ensure This Machine Is Used In An Optimum Condition

    PRECAUTIONS FOR USE 3-1. To Ensure this Machine is Used in an Optimum Condition • Never place a heavy object on this machine or subject this machine to shocks. • Insert the power plug all the way into the outlet. •...

  • Page 29: Handling Of The Consumables

    HANDLING OF THE CONSUMABLES Before using any consumables, always read the label on its container carefully. • Paper can easily damp. To prevent absorption of moisture, store paper in a place with lit- tle moisture. • Keep consumables out of the reach of children. •...

  • Page 30: Parts Identification

    PARTS IDENTIFICATION 1. Main Unit NEFAX 671/ MB): NEFAX 691 only NEFAX 691 2. Paper Feed Cassette PF- 3. Expansion memory 32-5 (32...

  • Page 31: Maintenance Schedule

    MAINTENANCE SCHEDULE • To ensure that this machine produces good printed pages and to extend its service life, it is recommended that the maintenance jobs described in this schedule be carried out as instructed. Ref. Page in PM Parts Clean Replace This Manual When a...

  • Page 32: Guidelines For Life Specifications Values By Unit

    1-1. Guidelines for Life Specifications Values by Unit • The life specifications value represents the number of printed pages produced or figures equivalent to it when given conditions (see the Table given below) are met. It can be more or less depending on how each individual machine is used. Print Conditions Job type 2P/J...

  • Page 33: Replacement/cleaning Of Parts

    REPLACEMENT/CLEANING OF PARTS Cleaning of the Paper Take-Up Roller 1. Remove the Imaging Cartridge. ☞ E-5 NOTE • The Imaging Cartridge is the Drum Cartridge, to which the Toner Cartridge is mounted. 2. Using a soft cloth, wipe the surface of the Paper Take-Up Roller clean of dirt.

  • Page 34: Replacement Of The Image Transfer Roller

    Replacement of the Image Transfer Roller 1. Remove the Imaging Cartridge. ☞ E-5 2. Place the levers of the bushings (white) on the right and left ends of the Image Transfer Roller toward this side and remove the Image Transfer Roller from the Image Transfer Roller holder.

  • Page 35: Replacement Of Units

    REPLACEMENT OF UNITS Replacement of the Toner Cartridge <Removal Procedures> 1. Lift up the Exit Tray and remove it. 2. Open the Front Door. 3. Remove the Imaging Cartridge. 4136E006AA 4. Pull the lever of the Toner Cartridge in the direc- tion shown in the illustration and disconnect the Toner Cartridge from the Drum Cartridge.

  • Page 36

    2. Remove the protective cover from the Toner Car- tridge. C4136o049AC 3. Install the new Toner Cartridge to the Drum Car- tridge. NOTE • Insert the Toner Cartridge along the guide provided on the Drum Cartridge side and make sure that the Toner Cartridge is not tilted when inserted.

  • Page 37: Replacement Of The Drum Cartridge

    Replacement of the Drum Cartridge <Removal Procedures> 1. Remove the Imaging Cartridge. ☞ E-5 2. Pull the lever of the Toner Cartridge in the direc- tion shown in the illustration and disconnect the Drum Cartridge. 4136E011AC <Installation Procedures> 1. Mount the Toner Cartridge to a new Drum Car- tridge.

  • Page 38

    2. Remove the Network Card Board. (NEFAX 691 only) + D-7 3. Remove the Network Control Unit Board. 4. Unplug three connector on the Controller/ Mechanical Control Board. 4980E004AB 5. Remove the two screws, and then remove the Left Rear Cover. 4980U044AA 6.

  • Page 39

    9. Remove two screws, unplug three connectors, and remove the Fusing Unit. NOTE • The surfaces around the Fusing Unit are very hot. Use utmost care not to touch any surfaces other than the Fusing Unit. 4980E002AB 10. Remove the Fusing Unit. 4980E003AA <Installation Procedures>...

  • Page 40: Replacement Of Document Feeder

    REPLACEMENT OF DOCUMENT FEEDER Cleaning of the Paper Take-Up Roll 1. Open the Document Feeder Cover. 2. Using a soft cloth, wipe clean the surface of the Paper Take-Up Roller. 1382E002AA Replacement of the Paper Take-Up Roll 1. Open the Document Feeder Cover. 2.

  • Page 41: Cleaning Of The Pick-up Roller

    NOTE • When installing the Pick-Up Roller/Paper Take-Up Roller Assy., make sure that the notch in the shaft of the Paper Take-Up Roller is positioned on the top. 1382E013AC 1. Remove the Paper Take-Up Roller. 1382E010AA Cleaning of the Pick-Up Roller 1.

  • Page 42: Removal Of The Pick-up Roller

    Removal of the Pick-Up Roller 1. Remove the Pick-Up Roller/Paper Take-Up Roller Assy. ☞ D-10 2. Remove the Pick-Up Roller. 1382E011AA Cleaning of the Registration Rollers 1. Open the Document Feeder Cover. 2. While turning the Document Feed Knob in the direction shown in the illustration, use a soft cloth to wipe clean the Registration Rollers.

  • Page 43: Cleaning Of The Paper Separator Pad

    Cleaning of the Paper Separator Pad 1. Open the Document Feeder Cover. 2. Using a soft cloth, wipe clean the surface of the Paper Separator Pad. 1382E005AA Removal of the Paper Separator Pad 1. Open the Document Feeder Cover. 2. Remove the Paper Separator Cover. 1382E006AB 3.

  • Page 44: Cleaning Of The Cis And Shading Roller

    (10) Cleaning of the CIS and Shading roller 1. Open the Document Feeder Cover. 2. Remove the exit tray. 1382E006AB 3. Remove the two screws ,and then remove the ADF motor cover. 4. Remove four screws from ADF Assy. 5. Open the ADF Assy. 6.

  • Page 45: Removal Of The Cis

    (11) Removal of the CIS NOTE • Exchang the “film” when you exchang “CIS” 1. Open the Document Feeder Cover. 2. Remove two screws ,then remove the Document Feeder Cover. 3. Remove the exit tray. 4. Remove the two screws ,and then remove the ADF motor cover.

  • Page 46

    7. peel off the film. NOTE • Exchang the :film”when you exchang ”CIS”. • Put the “film” according to a stand ard position of figure. 8. Take out the CIS. NOTE • Do not lose two springs. 9. Remove the Flat Cable from the CIS. NOTE •...

  • Page 47: Safety Information

    SAFETY INFORMATION 1-1. Laser Safety • This is a digital machine certified as a class 1 laser product. There is no possibility of danger from a laser, provided the machine is serviced according to the instruction in this manual. 1-2. Internal Laser Radiation Semiconductor laser Maximum power of the laser diode...

  • Page 48

    the U.S.A., Canada (CDRH Regulation) • This machine is certified as a Class I Laser product under Radiation Performance Stan- dard according to the Food, Drug and Cosmetic Act of 1990. Compliance is mandatory for Laser products marketed in the United States and is reported to the Center for Devices and Radiological Health (CDRH) of the U.S.

  • Page 49

    Finland, Sweden VARO! Avattaessa ja suojalukitus ohitettaessa olet alttiina näkymättömälle lasersäteilylle. Älä katso säteeseen. LOUKAN 1 LASERLAITE KLASS 1 LASER APPARAT VAROITUS! Laitteen Käyttäminen muulla kuin tässä käyttöohjeessa mainitulla tavalla saattaa altistaa käyttäjän turvallisuusluokan 1 ylittävälle näkymättömälle lasersäteilylle. Puolijohdelaser Laserdiodin suurin teho 15 mW Aallonpituus 770-800 nm...

  • Page 50: Laser Safety Label

    1-3. Laser Safety Label • A laser safety labels is attached to the outside of the machine as shown below. 1-4. Laser Caution Label • A laser caution label is attached to the inside of the machine as shown below.

  • Page 51: Precautions For Handling The Laser Equipment

    1-5. Precautions for Handling the Laser Equipment • When laser protective goggles are to be used, select ones with a lens conforming to the above specifications. • When a disassembly job needs to be performed in the laser beam path, such as when working around the print head and PC Drum, be sure first to turn this machine OFF.

  • Page 52: Precautions For Disassembly/adjustments

    PRECAUTIONS FOR DISASSEMBLY/ADJUST- MENTS 2-1. Parts That Must Not be Touched Red Painted Screws Purpose of Application of Red Paint Red painted screws show that the assembly or unit secured can only be adjusted or set at the factory and shall not be readjusted, set, or removed in the field. If it becomes unavoidably necessary to disassemble any of these assemblies and units, disassembly may be done provided that the conditions permitting reassembly are met.

  • Page 53: Disassembly/reassembly

    DISASSEMBLY/REASSEMBLY 3-1. Identification of Exterior Parts and Removal Procedures for (Main unit)

  • Page 54

    Name Removal Procedure Remove the three screws, unplug the connector and the Control Panel flat cable, and remove the Control Panel. ☞ D-12 Exit tray While pressing out one side, remove the Exit tray. Open the Front Door. → While pressing in one side, Front Door remove the Front Door.

  • Page 55

    3-3. Removal of Circuit Boards and Other Electrical Compnents NOTES • When removing a circuit board or other electric component, refer to the precautions for handling PWBs and follow the corresponding removal procedures. • The removal procedures given in the following paragraphs omit the removal of the com- ponent in question from a connector or a PWB support.

  • Page 56

    3-4. Removal of Circuit Boards and Other Electrical Compo- nents (Automatic Document Feeder) NOTES • When removing a circuit board, refer to the precautions for handling printed circuit boards and follow the corresponding removal procedures. • The following removal procedures omit the removal of the applicable component from connectors and circuit board supports.

  • Page 57: Removal Of The Network Interface Card Board

    Removal of the Network Interface Card Board (for NEFAX 691 only) <Removal Procedures> 1. Remove the Rear Cover. 2. Disconnect the connector from the Network Inter- face Card Board. 4980U039AD 3. Remove three screws. 4. Remove the Network Interface Card Board. 4980U039AE Removal of the Network Control Unit Board <Removal Procedures>...

  • Page 58: Removal Of The Controller/mechanical Control Board

    Removal of the Controller/Mechanical Control Board <Removal Procedures> 1. Remove the Rear Cover. ☞ D-7 2. Remove the Network Interface Card Board. (NEFAX 691 only) ☞ D-11 3. Remove the Network Control Unit Board. ☞ D-11 4. Disconnect all connectors and flat cables from the Controller/Mechanical Control Board.

  • Page 59: Removal Of The Interface Board

    Removal of the Interface Board 1. Remove the Rear Cover. ☞ D-7 2. Remove the Network Control Unit Board. ☞ D-11 3. Unplug the five connectors on the Controller/ Mechanical Control Board. 4980D063AB 4. Remove the two screws. 5. Remove the Left Rear Cover. 4980U044AA 6.

  • Page 60: Removal Of The Plate Nic Board

    10. Remove the seven screws. 11. Remove the Interface Board. 4980D066AA Removal of the Plate NIC Board (NEFAX 691 only) 1. Remove the Rear Cover. ☞ D-7 2. Remove the Network Interface Card Board. (NEFAX 691 only) ☞ D-11 3. Remove the Network Control Unit Board. ☞...

  • Page 61: Removal Of The Power Unit

    8. Remove the three screws. 9. Remove the Circuit Board and Metal Bracket. 4980E008AA 10. Remove the two screws. 11. Remove the Plate NIC Board. 4980U045AC Removal of the Power Unit 1. Remove the Right Cover. ☞ D-7 2. Remove the Left Cover. ☞...

  • Page 62

    8. Remove the two screws. 9. Remove the Left Rear Cover. 4980D060AA 10. Unplug three connectors on the Controller/ Mechanical Control Board. 4980E004AB 11. Remove the three screws. 12. Remove the Circuit Board and Metal Bracket. 4980E008AA 13. Remove the three screws. 14.

  • Page 63

    16. Remove the four screws. 17. Remove the Metal Bracket. 4980D072AA 18. Remove the two screws. 19. Unhook the tab, and then remove the Left Rear Frame. 4980D010AC 20. Remove the Upper Left Cover. 21. Remove the two screws. 22. Remove the Upper Right Cover and Protective Metal Bracket.

  • Page 64: Removal Of The High Voltage Unit

    29. Remove four screws. 30. Disconnect three connectors. 31. Remove the Power Unit Assy. 4980D026AD 32. Remove four screws. 33. Remove the Power Unit. 4136D002AB Removal of the High Voltage Unit 1. Remove the Power Unit Assy. ☞ D-16 2. Remove one screw. 3.

  • Page 65: Removal Of Units

    3-5. Removal of Units Removal of the ADF Unit 1. Remove the Left Cover. + D-7 2. Remove the Right Cover. + D-7 3. Remove the Rear Cover. + D-7 4. Remove the Network Interface Card Board (for NEFAX 691 only). + D-7 5.

  • Page 66

    1. Remove the ADF Unit. + D-19 2. Remove the Fusing Unit. + E-7 3. Remove the Exit tray. + D-7 4. Remove the four screws. 5. Unhook the two tabs, and then remove the Upper Cover. 4980D012AB 6. Disconnect one flat cable and one connector from the Controller/Mechanical Control Board.

  • Page 67: Removal Of The Automatic Document Feeder Unit

    Removal of the Automatic Document Feeder Unit 1. Remove the three screw caps.l 2. Remove three screw and remove one connector and control panel. 3. Lift up the control panel be slowly and carefully. 4. Remove the flat from the control panel. 5.

  • Page 68: Removal Of The Automatic Document Feeder Control

    Removal of the Automatic Document Feeder Control Board + D-21 1. Remove the document feed unit 2. Unplug six connectors on the document control Board. 3. Remove four screws. 4. Remove the document control board. Removal of the AFEIF Board + D-21 1.

  • Page 69

    Removal of the Document Feeder Main Motor + D-21 1. Remvoe the document feed unit. 2. Remove the connector PA01 on the Automatic document feeder control board. 3. Option the document feeder cover. 4. Remove the two scerws, and then reomove the ADF motor cover.

  • Page 70: Disassembly Of The Main Drive Section

    3-6. Disassembly of the Main Drive Section Removal of the Main Motor 1. Remove the Left Cover. 2. Disconnect one connector. 3. Remove two screws. 4. Remove the Main Motor. 4136D010AB Removal of the Paper Empty Sensors 1. Remove the Imaging Cartridge. 2.

  • Page 71

    Unhook two tabs and remove the tray. 4980D027AC Remove the Multi purpose Tray Paper Empty Sensor. 4980D028AB Remove the Multiple Bypass Tray Paper Empty Sensor. 4980D029AB 9. Remove the Toner Empty detection sensor. 4980D030AA D-25...

  • Page 72: Removal Of The Paper Take-up Solenoid

    Removal of the Paper Take-Up Solenoid 1. Remove the Left Cover. ☞ D-7 2. Disconnect one connector of the Paper Take-Up Solenoid. 4136D058AA 3. Remove one screw. 4. Remove the Paper Take-Up Solenoid. 4136D059AA Precautions for Installation of the Paper Take-Up Solenoid 1.

  • Page 73: Removal Of The Paper Take-up Clutch Gear

    Removal of the Paper Take-Up Clutch Gear 1. Remove the Fusing Unit. ☞ E-7 2. Remove the Power Unit. ☞ D-14 3. Remove the Paper Take-Up Upper Guide Assy. ☞ D-24 4. Disconnect one connector and remove the Cool- ing Fan Motor 2. 5.

  • Page 74: Removal Of The Torque Limiter

    15. Remove one screw. 16. Remove the Paper Take-Up Solenoid. 4136D018AA 17. Unhook two tabs and remove the Paper Take-Up Clutch Gear. 4136D057AA Removal of the Torque Limiter 1. Remove the Paper take up Clutch Gear. ☞ D-26 2. Unhook three tabs and take apart the Paper Torque Limiter Take-Up Clutch Gear then, remove the Torque Coupling...

  • Page 75: Disassembly Of The Fusing Unit

    After setting replaced Paper Take-Up Clutch Gear (Torque Limiter) to the shaft, Rotate the Paper Take- Up Clutch Gear by hand (Need to be released Sole- noid Flapper). 4136D060AA Look at the stop position of the Take-Up Roller from Clutch Gear side. 1.

  • Page 76

    4. Remove two bushings and the Pressure Roller. Lower Fusing Roller section 4136D022AA Upper Fusing Precautions for Installation of Bushings Roller • Make sure that the slits in the bushing are properly section aligned with the rib of the Fusing Unit. 4136D040AA 5.

  • Page 77: Adjustments

    ADJUSTMENTS 4-1. Electrical/Image Adjustment Accessing the Service Mode 1. Press the Utility key. 2. Press the following keys in order to enter the Service mode. Utility → Stop → 0 → 0 → Stop → 0 → 1 NOTE • Be sure to keep the access procedure for the Service mode from any unauthorized per- sons not involved with service operations.

  • Page 78: Margin Adjustment (leading Edge/trailing Edge/both Sides)

    Margin Adjustment (Leading Edge/Trailing Edge/Both Sides) <Requirement> • Specify the amount erased at the leading edge (width of A), trailing edge (width of B), and both sides (width of C) of the paper. • Default setting: 4 mm 4022D503AA Mode Function Item Setting Range Leading Edge Erase...

  • Page 79: Printer's Main Scanning Registration Adjustment

    Printer’s Main Scanning Registration Adjustment <Requirement> • Adjust the amount that widths A and B in the printed test pattern are shifted so that the following specification is met. 1382D011AA Specification Mode Function Item Setting Range 60 to 140 0 ± 2.0 mm “ADJUST”...

  • Page 80: Printer's Sub-scanning Registration Adjustment

    Printer’s Sub-Scanning Registration Adjustment <Requirement> • Adjust the width of C in the printed test pattern so that the following specification is met. 4007D051AA Specification Mode Function Item Setting Range 87 to 113 20 ± 2.5 mm “ADJUST” menu PRN SUB REGIST 1 increment = 0.46 mm Perform this adjustment in the following cases.

  • Page 81: Leading Edge Tilt Adjustment

    Leading Edge Tilt Adjustment 1. Print the test pattern. 2. Draw lines 100 mm (A and B) from the center of the test pattern, as shown in the illustration. 100 mm 100 mm 1382D007AA 3. Load the test pattern into the Automatic Docu- ment Feeder, and then print five single-sided cop- ies.

  • Page 82: Automatic Document Feeder Sub-scanning Zoom Ratio Adjustment

    Automatic Document Feeder Sub-Scanning Zoom Ratio Adjustment <Reference> • Adjust the length of C in the copy of the test pat- tern so that the following specification is met. 1382D009AA Zoom Ratio Specification Mode Function Setting Range Full Size 95 to 105 200 ±...

  • Page 83: Automatic Document Feeder Main-scanning Registration Adjustment

    Automatic Document Feeder Main-Scanning Registration Adjustment <Reference> • Adjust the amount that widths D and E in the copy of the test pattern are shifted so that the following specification is met. 1382D011AA Specification Mode Function Setting Range 90 to 110 0 ±...

  • Page 84: Adjustment

    (10) Automatic Document Feeder Sub-Scanning Registration Adjustment <Reference> • Adjust the width of F in the copy of the test pattern so that the following specification is met. 1382D010AA Specification Mode Function Setting Range 90 to 110 20 ± 3.0 mm “ADJUST”...

  • Page 85: Adjustment Of Jumper Switches On Ncu Board

    4-2. ADJUSTMENT OF JUMPER SWITCHES ON NCU BOARD • Make the correct settings of the jumper switches at six places on the NCU Board accord- ing to the applicable marketing area. • When the NCU Board has been replaced, check that the jumper switches are set as shown below.

  • Page 86: Miscellaneous

    MISCELLANEOUS 5-1. Updating the Firmware NOTES • The TWAIN driver must already be installed on the host computer to be used for updating the firmware. • If the GDI printer driver or TWAIN driver is not installed, follow the procedure described below to install the driver.

  • Page 87

    <For Windows Me/98> 1. Start up the host computer, and then insert the CD-ROM into the CD-ROM drive. 2. Turn on this machine. 3. Use a USB cable to connect this machine to the host computer. 4. In the “Install Hardware Device Drivers” dialog box, click the [Next] button, select “Search for a suitable driver for my device (recommended)”, and then click the [Next] button again.

  • Page 88

    Procedure for Upgrading the Firmware (Engine firmware/ FAX firmware) NOTES • The engine firmware, Copier firmware, and FAX firmware can be upgraded by using the following procedure. • For the upgrading procedure of NIC firmware, see “Procedure for Upgrading the Firm- ware (NIC Firmare/ NEFAX 691 only).”...

  • Page 89

    7. Click the [Browse] button, and then select “Update” file, which was copied onto drive C in step 3. NOTE • The software identifies the type of firmware. Select the Update” file of the engine firm- ware, GDI firmware, or FAX firmware and click the “Browse” button. 4980D048AA 8.

  • Page 90

    11. Click the [OK] button, and then quit the “A3S/A4S Update F/W-V1.XX” application. 4980D049AA 12. Turn this machine off, then on again. D-44...

  • Page 91

    5-2. Procedure for Upgrading the Firmware(NIC Firmware/ NEFAX 691 only) 1. Connect the Plate NIC Board and PC with the network by using the RJ45 network cables. 2. Start up the [MS-DOS prompt] or [Command prompt] of PC. 3. Input “ftp”, and then input the [IP address]. C:\>ftp XXX.XXX.XXX.XXX NOTE Confirm with the user’s system administrator or network administrator on the IP address.

  • Page 92

    18. Check that the firmware has been updated properly using the following messages that should appear. step 1: Command format is correct step 2: Program’s header is right step 4: Flash ROM erase OK step 5: Flash ROM write OK step 6: Program complete 19.

  • Page 93: Remedy For A Failed Updating Of The Firmware

    5-3. Remedy for a Failed Updating of the Firmware 1. Turn off this machine. 2. Remove the USB cable connecting this machine to the host computer. 3. Remove the Rear Cover. ☞ D-7 4. Remove the NIC Board. (NEFAX 691 only) ☞...

  • Page 94

    4980D051AB 11. Turn off this machine. 12. Change the settings for jumper switches CJ3 on the Controller/Mechanical Control Board from “2-3” to “1-2”. (Return them to their default settings.) 13. Install the NIC Board. (only when the optional NIC Board is mounted) 14.

  • Page 95: Moving The Eeprom

    5-4. Moving the EEPROM NOTE • After the Controller/Mechanical Control Board (PWB-P) is replaced, be sure to move the EEPROM form the old Controller/Mechanical Control Board to the new one. Remove the EEPROM (U39) from the old Controller/Mechanical Control Board, and then attach it to the new Controller/Mechanical Control Board.

  • Page 96: Control Panel Descriptions

    CONTROL PANEL DESCRIPTIONS 1-1. Names of Control Panel Parts and Their Functions E rror S c an F ax C opy Y es 123/A B C P anel R es et S top 2in1 Utility S ort P rinter S tatus S tart Auto/P hoto P aper...

  • Page 97

    Key Name Function Sort key Press to select the sort function. Use to enter the number of copies to be made and 10-Key Pad any other numeric data. Use to enter text such as a name. • Press to stop a print cycle. •...

  • Page 98

    Key Name Function Used to select a function. • BROADCAST (broadcast transmission), TIMER TX (timer transmission), MAILBOX TX (mailbox transmission), PRINT MAILBOX RX (retrieve mailbox faxes), POLLING TX (polling transmis- sion), POLLING RX (polling reception), RELAY Function key INITIATE (relay initiation transmission), CANCEL RESERV.

  • Page 99: Functions Of Switches And Parts On Pwbs

    FUNCTIONS OF SWITCHES AND PARTS ON PWBs 2-1. Circuit Board Locations (NEFAX 671) AFEIF-PCB PWB-A ADF PWB-P PWB-IF NIC-IF 2-2. Circuit Board Locations (NEFAX 691) AFEIF-PCB PWB-P PWB-A ADF PWB-IF NIC-IF...

  • Page 100: Pwb-p (controller/mechanical Control Board)

    2-3. PWB-P (Controller/Mechanical Control Board) M32-5 (Option) Socket for NEFAX 691 4980S003AC 2-4. PWB-IF (Interface Board) USB port FAX port (Line) FAX port (TEL) TCP/ IP port (for NIC) 4980S004AB...

  • Page 101: Ncu (network Control Unit Board)

    2-5. NCU (Network Control Unit Board) 4980S507AA 2-6. NIC (Network Interface Card Board) (For NEFAX 691) 4980S508AA 2-7. NIC-IF (Plate NIC Board) ( for NEFAX 691) Green LED TCP/ IP port TCP/ IP port Orange LED...

  • Page 102: Led Status Display List

    (1) LED status display list Status This is lit when network cable is connected correctly. If this LED is not lit,check the connection again,even if Green LED (Green) this machine appears to be connected correctly.If this LED is not lit when both ends are connected cor- retly,the network cable may be damaged.

  • Page 103: Status Mode

    STATUS MODE • The total number of pages printed and scanned since this machine was installed can be checked. • Results of 60 past faxes sent and received and counter information are displayed on the LCD, and various reports are printed. •...

  • Page 104: Status Mode Setting Procedure

    3-2. Status Mode Setting Procedure <Procedure> 1. Press the Status key. 2. The first Status screen appears. <Exiting Procedure> • Press the Panel Reset key. <Changing the Status Mode Functions> 1. Press the ▲/ ▼ key or < / > key to select the desired function. 2.

  • Page 105: Total Page

    Total Page Function Purpose Setting Details/Precautions Displays the total number of pages 1. Press the Status key. TOTAL printed since this machine was 2. Press the Yes key. COUNT 3. Press the ▼ and ▲ keys to installed. check the “TOTAL COUNT”, Displays the total number of pages “TOTAL SCAN”, “TX scanned since this machine was...

  • Page 106: Print Report

    Print Report Function Purpose Setting Details/Precautions TX RESULT Prints the transmission result report. 1. Press the Status key 3 REPORT times. ☞ S-12 2. Press the Yes key. 3. Press the ▼ and ▲ keys RX RESULT Prints the reception result report. to select the report/list REPORT that you wish to print,...

  • Page 107

    • TX result report (example) TX RESULT REPORT NAME:ABC 123 TEL:1234567 DATE:Dec.01.2003 15:12 SESSION FUNCTION No. DESTINATION STATION DATE TIME PAGE DURATION MODE RESULT 0001 AAA NEWYORK JAN.23 17:43 00:02'21” 012345678 • RX result report (example) RX RESULT REPORT NAME:ABC 123 TEL:1234567 DATE:Dec.01.2003 15:12 SESSION...

  • Page 108

    • Memory image print (example) MEMORY IMAGE MEMORY IMAGE PRINT NAME:ABC 123 TEL:1234567 DATE:Dec.01.2003 15:12 SESSION FUNCTION DESTINATION STATION DATE TIME PAGE 0077 DELLY OFFICE JAN.26 16:03 • One-touch list (example) ONE TOUCH LIST NAME:ABC 123 TEL:1234567 DATE:Dec.01.2003 15:12 OT-NO. DESTINATION STATION DESTINATION NUMBER BATCH TIME SPEED...

  • Page 109

    • Relay BOX list (example) RELAY BOX LIST NAME:ABC 123 TEL:1234567 DATE:Dec.01.2003 15:12 RELAY BOX RELAY BOX SETTING RELAY BROADCAST LOCATION BOX-00 RELAY REPORT OT-01 4733112 RELAY ID =1111 RELAY PW = 111 S-14...

  • Page 110

    • Machine status list (Page1: example) MACHINE STATUS LIST NAME:ABC 123 TEL:1234567 DATE:Dec.01.2004 15:12 ..MACHINE SETTING.. AUTO RESET (min.) ENERGY SAVE MODE (min.) DENSITY MODE 1 PRINT DENSITY LIGHT DARK LCD CONTRAST LIGHT DARK BUZZER VOLUME INITIALMODE COPY ..PAPER SOURCE SETTING.. TRAY 1 A4L CONTINUOUS TRAY 2 A4L CONTINUOUS ..COPY SETTING..

  • Page 111

    • Machine status list (Page2: example) NAME:ABC 123 TEL:1234567 DATE:Dec.01.2004 15:12 ..COMM SETTING.. LINE MONITOR PSTN/PBX PSTN ..REPORTING.. ACTIVITY REPORT RESERVATION REPORT TX RESULT REPORT RX RESULT REPORT ..INITIAL USER DATA.. DATE AND TIME JAN.27.2004 10:00 +00:00 USER FAX NUMBER 0P1234567890 USER NAME AAABBBCCC DDDEEE...

  • Page 112

    • Configuration page (example) NEFAX 691 Printer Configuration Page Printer Information Printer F/W: 100 Maser F/W: 100 Total Count: 000000 Paper Size Count: 000000 Printer Configuration Printer Memory: 16Mbytes TRAY 1: A4 TRAY 2: A4 Bypass: Installed Network: Ethernet Network Setting Network Firmware: 100 Network Address: 00:00:00:00:00:00 Network Speed: AUTO...

  • Page 113: Utility Mode Function Tree (outline)

    UTILITY MODE • This mode is used to set various machine functions. 4-1. Utility Mode Function Tree (Outline) MACHINE SETTING ☞ S-22 PAPER SOURCE SETUP ☞ S-24 ADMIN. MANAGEMENT ☞ S-25 COPY SETTING ☞ S-27 ☞ S-27 FAX REGISTRATION TX OPERATION ☞...

  • Page 114: Utility Mode Function Tree (details)

    4-2. Utility Mode Function Tree (Details) 1: AUTO PANEL RESET 2: ENERGY SAVE MODE 3: DENSITY MACHINE SETTING 4: PRINT DENSITY ☞ S-22 5: LCD CONTRAST 6: LANGUAGE 7: BUZZER VOLUME 8: INITIAL MODE 1: TRAY1 PAPER PAPER SOURCE SETUP 2: TRAY SETTING ☞...

  • Page 115

    1: MEMORY RX MODE 2: NO. of RINGS 3: REDUCTION RX RX OPERATION 4: RX PRINT ☞ S-32 5: RX MODE 6: FORWARD 7: FOOTER 8: SELECT TRAY 9: CLOSED NETWORK 1:TONE/PULSE COMM. SETTING 2: LINE MONITOR ☞ S-41 3: PSTN/PBX 1: ACTIVITY REPORT REPORTING 2: RESERV.

  • Page 116

    1: POP3 SERVER* 2: POP3 PORT NO.* 3: POP3 TIMEOUT* E-MAIL SETTING 2* 4: POP3 ACCOUNT* ☞ S-50 5: POP3 PASSWORD* UTILITY MODE 6: AUTO RECEPTION* 7: REPLAY ADDRESS* 8: HEADER PRINT* 1: RESOLUTION* SCAN SETTING* 2: IMAGE FORMAT* ☞ S-52 3: CODING METHOD* *: Available only NEFAX 691.

  • Page 117: Utility Mode Setting Procedure

    4-3. *Utility Mode Setting Procedure <Procedure> 1. Press the Utility key. 2. The first Utility mode screen appears. <Exiting Procedure> • Press the Panel Reset key. <Changing the Settings for Utility Mode Functions> 1. Press the ▲/ ▼ key, < / > key or the 10-Key Pad to select the desired function. 2.

  • Page 118

    Function Purpose Setting Details/Precautions • The default setting is “MODE1”. • MODE 1: For a lighter copy density in DENSITY To specify the scanning density order to reduce the appear- ance of spots in copies • MODE 2: For printing copies with the same density as the docu- ment To specify the default print density.

  • Page 119: Paper Source Setting

    Paper source setting • Various settings for the paper tray can be specified. Function Purpose Setting Details/Precautions To specify the type and size of • The default settings are paper loaded into Tray1. “PLAIN” in addition to “A4 L” or “LT”. <Procedure>...

  • Page 120: Admin. Management

    Admin. management • Various functions for controlling the use of the machine can be set. • In order to set an “ADMIN. MANAGEMENT” function, the administrator number (ADMIN. NO.) must be entered. ☞ S-80 “Service mode/ Admin. registration”. ADMIN. NO=_ _ _ _ _ _ Function Purpose Setting Details/Precautions...

  • Page 121

    NOTES < Precautions for Changing the Setting of ADMIN. MANAGEMENT/REMOTE MONITOR> If the user machine setting has been changed from “LIMITED” to “FULL” or vice versa while RSD (Remote Setup Diagnostic) communication is established, perform the following oper- ations: • Temporarily disconnect the communication and re-execute “Remote Connect.” •...

  • Page 122: Copy Setting

    Function Purpose Setting Details/Precautions This function can be used to pro- NEFAX 671: gram one-touch dial keys with fax A maximum of32 fax numbers numbers, allowing the recipient to can be programed. be specified easily and accurately...

  • Page 123

    Function Purpose Setting Details/Precautions This function can be used to pro- NEFAX 671: gram speed dial numbers with fax A maximum of 100 fax numbers numbers, allowing the recipient to (001 to 100) can be programed. be specified easily and accurately...

  • Page 124

    Function Purpose Setting Details/Precautions This function can be used to pro- If one-touch dial keys have gram one-touch dial keys (No. 61 been programmed with fax to 64) with fax numbers and a numbers and a transmission/ transmission/reception function reception function, that func- (such as timer transmission or poll- tion can be carried out by ing reception), allowing that func-...

  • Page 125: Tx Operation

    Function Purpose Setting Details/Precautions In case relay initiate are carried Choose 0-9 Group,than input out, the relay box ID (SUB) and ID and PASSWOERD,Destina- password (SID) which are regis- tion station:50(one-touch dial tered by the relay side are speci- ,speed dial, group dial. fied, and a document is A mailbox ID cannot be the RELAYBOX...

  • Page 126

    Function Purpose Setting Details/Precautions This function can be used to set • The default setting is “ ”. the default scanning resolution • The resolution when trans- (image quality) to one of the follow- mission image mode is Text. ing: “Standard”, “Fine”, “Super Fine”, “Half Tone + Standard”, “Half Setting Tone + Fine”...

  • Page 127

    Function Purpose Setting Details/Precautions This function can be used to set The default setting is “ON”. the default setting (“ON” or “OFF”) for adding the header (date sent, Setting value Description sender’s name and fax number, Add header etc.) when sending faxes. No header The contents of registration.

  • Page 128: Rx Operation

    RX operation • From the “RX OPERATION” menu, various functions for receiving faxes can be set. Indication on LCD MEMORY RX MODE No. of RINGS REDUCTION RX RX PRINT RX MODE FORWARD FOOTER SELECT TRAY CLOSED NETWORK 1. MEMORY RX MODE •...

  • Page 129

    2. No. of RINGS • This function can be used to set the number of rings between 1 and 16 until the call is answered. • The default setting is “2” (marketing area: standard). • Depend on soft switch setting of marketing area. Setting value Description Setting value Description Once...

  • Page 130

    3. REDUCTION RX • This function can be used to set whether documents longer than the paper are printed reduced (“ON”), split (“OFF”), or discarded (“CUT”). However, when sending a document more than 24 mm (1 inch) longer than the paper, “CUT” is not available. (In this case, the document is split.) •...

  • Page 131

    Recor ding Length of received Footer Printing paper image size Less than 347 mm 1 page with 100 % 348 mm to 385 mm 1 page with (347 mm / image length)% reduction 386 mm to 686 mm Divide into 2 pages with 100 % 687 mm to 1025 mm Divide into 3 pages with 100 % 1,026 mm or more Divide into 3 pages (or more) with 100 %...

  • Page 132

    Recor ding Length of received Footer Printing paper image size Less than 348 mm 1 page 349 mm to 688 mm Divide into 2 pages 689 mm to 1,028 mm Divide into 3 pages 1,029 mm or more Divide into 4 pages or more Legal Less than 344 mm 1 page...

  • Page 133

    Recor ding Length of received Footer Printing paper image size Less than 271 mm 1 page 272 mm to 295 mm Print into 1 page. 1 mm to 24 mm of end is cut. 296 mm to 534 mm Divide into 2 pages 535 mm to 558 mm Divide into 2 pages.

  • Page 134

    4. RX PRINT • This function can be used to set whether the fax is only printed after all document pages have been received (“MEMORY RX”) or printing begins as soon as the first page of the document is received (“PRINT RX”). •...

  • Page 135

    7. FOOTER • This function can be used to set whether or not the reception information (RX data and time, RX management number, RX page number, Transmitter’s ID) is printed at the bot- tom of each received document. • The default setting is “OFF”. Setting value Description Add footer...

  • Page 136: Comm. Setting

    9. CLOSED NETWORK • This function can be used to set whether or not the fax is received if the sender’s fax number does not match the fax number programmed in this machine’s one-touch dial keys. • The default setting is “OFF”. Setting value Description Enable closed network reception...

  • Page 137

    Function Purpose Setting Details/Precautions This function can be used to set • Period of monitor sound. the volume when monitoring com- munication to “HIGH”, “LOW” or Pressing Start key “OFF”. following pressing ten-key. Pressing Start key Usual following press- TX/ RX ing Speed dial.

  • Page 138

    Function Purpose Setting Details/Precautions This function can be used to set • The connected wiring sys- whether the connected telephone tem can be set to either wiring is a public switched tele- PSTN (Public Switched Tele- phone network (PSTN) or a private phone Network) or PBX (Pri- branch exchange (PBX).

  • Page 139: Reporting

    Reporting • From the “REPORTING” menu, various functions are available for specifying which reports are automatically printed. Function Purpose Setting Details/Precautions Every 60 transmissions/receptions, The default setting is “ON”. a report can be printed to show the results of the transmissions/recep- ACTIVITY tions.

  • Page 140: Initial User Data

    (10) Initial user data • Various settings for the machine’s user data can be specified. Indication on LCD DATE&TIME USER FAX No. USER NAME 1. Date & Time Setting value Description Hour 00 to 23 Minute 00 to 59 Year 00 to 99 (2000 to 2099 will be meant) Month 01 to 12...

  • Page 141: Network Setting

    (11) Network setting • Depending on the network environment in which the machine is located, there may be some restrictions on the network functions that the machine can use. Make the network settings to suit the functions and environment required for customer’s location. The net- work settings can be specified from the control panel or using the administrator mode of Power Web Management.

  • Page 142

    Function Purpose Setting Details/Precautions This function is used to specify the • Setting LAN connect to WAN the net mask address. subnet mask value for the network. NOTE NOTES • If Auto is selected for “1 IP • Available only KONICA SUBNET Address/Auto,”...

  • Page 143: E-mail Setting 1

    (12) E-mail setting 1 • Available only NEFAX 691. • Depending on the network environment in which the machine is located, there may be some restrictions on the network functions that the machine can use. Make the network settings to suit the functions and environment required for customer’s location. The net- work settings can be specified from the control panel or using the administrator mode of Power Web Management.

  • Page 144

    Function Purpose Setting Details/Precautions This function is used to specify • The default setting is “OFF”. whether or not to insert text explaining that an image has been attached to an e-mail message, • ON: when sending scan data as an E- If ON is selected, the follow- mail attachment.

  • Page 145: E-mail Setting 2

    (13) E-mail setting 2 • Available only NEFAX 691. • Depending on the network environment in which the machine is located, there may be some restrictions on the network functions that the machine can use. Make the network settings to suit the functions and environment required for customer’s location. The net- work settings can be specified from the control panel or using the administrator mode of Power Web Managment.

  • Page 146

    Function Purpose Setting Details/Precautions This function is used to enter the Up to 32 characters can be password associated with the entered for the password. account name used to log in to the POP3 server. POP3 PASS- WORD NOTE Please consult customer’s network administrator for information about the password to use.

  • Page 147: Scan Setting

    (14) Scan setting • Available only NEFAX 691. • The scan settings can be specified from the control panel or using the administrator mode of Power Web Management. Function Purpose Setting Details/Precautions The default settings for resolution • The default setting is “300 × used by the Scan to E-mail and 300”.

  • Page 148

    Function Purpose Setting Details/Precautions The default settings for coding • The default setting is “ ”. method, used by the Scan to E- mail and Scan to Server (FTP) functions can be specified. • MH: Modified Huffmann. CODING • MR: METHOD Modified Read, 50% faster than MH.

  • Page 149: Service Mode

    SERVICE MODE • This mode is used to check, specify, adjust and register service functions. 5-1. Service Mode Function Tree (Outline) 1. SERVICE’S CHOICE 2. ADJUST 3. COUNTER 4. DISPLAY 5. SOFT SWITCH SERVICE MODE 6. REPORTING 7. ADMIN. REGISTRATION 8.

  • Page 150: Service Mode Function Tree(details)

    5-2. Service Mode Function Tree (Details) MARKETTING AREA SHIPMENT DESTINATION LEADING EDGE ERASE TRAILING EDGE ERASE VERTICAL EDGE ERASE FLS PAPER SIZE TX SPEED RX SPEED TX LEVEL RX LEVEL 1. SERVICE’S CHOICE DTMF LEVEL CNG LEVEL CED LEVEL ECM MODE CODING SCHEME TONER EMPTY REPORT PROTOCOL REPORT...

  • Page 151

    TOTAL COUNTER PM COUNTER I/C COUNTER 3. COUNTER APPLICATION COUNTER SCAN COUNTER MAIN F/W VER. ENGINE F/W VER. NIC F/W VER.* MAIN RAM SIZE 4. DISPLAY TC TYPE SERVICE MODE #01 = 10000000 5. SOFT SWITCH #64 = 00001000 *: Available only for the NEFAX 691. S-56...

  • Page 152

    SERVICE DATA LIST 6. REPORTING ERROR CODE LIST T.30 PROTOCOL LIST 7. ADMIN. REGISTRA- REDUCTION 2 REDUCTION 1 8. FIXED ZOOM CHANGE EXPANTION 1 EXPANTION 2 SERVICE MODE DRAM CLEAR SRAM CLEAR MEMORY CLEAR TOTAL CLEAR TOTAL COUNTER 9. CLEAR DATA PM COUNTER I/C COUNTER APPLICATION COUNTER...

  • Page 153: Service Mode Setting Procedure

    5-3. Service Mode Setting Procedure NOTE • Be sure to keep the access procedure for the Service mode from any unauthorized per- sons not involved with service operations. (1)<Procedure> 1. Press the Utility key. 2. Press the following keys in this order to enter the Service mode. Stop →...

  • Page 154: Service's Choice Functions

    5-4. Service’s Choice Functions • The following counters can be shown on display. Indication on LCD MARKETTING AREA ☞ S-60 ☞ S-61 SHIPMENT DESTINATION ☞ S-62 LEADING EDGE ERASE ☞ S-62 TRAILING EDGE ERASE ☞ S-63 VERTICAL EDGE ERASE ☞ S-63 FLS PAPER SIZE ☞...

  • Page 155: Marketing Area

    Marketing Area • Set the marketing area. • If you change the marketing area, the soft switch (1-64) will change automatically. NOTES • If you change the marketing area, the following items are cleared (initialization). Before change the marketing area, be sure to record the setting values that are to be change the marketing area.

  • Page 156: Shipment Destination

    MARKETING AREA Setting Procedure Use the one touch key to select any number from 1 to 15. One Touch Marketing area One Touch Marketing area STANDARD (Factory use only) NETHERLANDS U.S.A. FINLAND TAIWAN DENMARK SPAIN SWITZERLAND ITALY IRELAND BELGIUM PORTUGAL NORWAY SOUTH AFRICA SWEDEN...

  • Page 157: Leading Edge Erase

    Leading Edge Erase • To change the laser emission timing to adjust the width of the image area that is erased at the leading edge. • When the PH unit has been replaced. Setting value Default 0 mm 1 mm 2 mm 3 mm ❍...

  • Page 158: Vertical Edge Erase

    Vertical Edge Erase • Erase the rear and front edges of the image. Setting Value Default 0 mm 1 mm 2 mm 3 mm 4 mm ❍ 5 mm FLS Paper Size • To specify the paper size for foolscap. •...

  • Page 159: Tx Level

    TX Level • PSK/FSK signal output level. Setting Value Default -2 dBm -3 dBm to -8 dBm ❍ -9 dBm -10 dBm to -16 dBm -17 dBm (10) RX Level • Reception sensitivity level. Setting Value Default -36 dBm -37 dBm to -42 dBm -43 dBm ❍...

  • Page 160: Ced Level

    (13) CED Level • Answer tone output level. Setting Value Default -2 dBm -3 dBm to -10 dBm ❍ -11 dBm -12 dBm to -16 dBm -17 dBm (14) ECM Mode • Select error correction mode. Setting Value Description Default When an error occurs during communication, re-send the ❍...

  • Page 161: Toner Empty Report

    (16) Toner Empty Report • Select to generate a report to a specific destination when toner empty status occurs in the engine. Setting Value Description Default ❍ Not to generate report. • Generate a report to report destination. • If “ON” is selected, select generate report and send to remote side when toner runs out.

  • Page 162: Protocol Report

    (17) Protocol Report • Print communication report. Choose one from among the following. Setting Value Description Default ❍ Disable T.30 communication report. Print T.30 communication report. ON (ERROR) Print T.30 communication report when an error occurs. T.30 communication report (example: V.17 communication) ☞...

  • Page 163: Toner Empty Stop

    (19) Toner Empty Stop • To select if copy operations are stopped when the toner becomes empty. Setting Value Description Default Toner empty stop is enabled. ❍ ON (FAX) Toner empty stop is enabled only for FAX functions. Toner empty stop is disabled. If “OFF”...

  • Page 164: Adjust Function

    5-5. Adjust Function • The following counters can be shown on display. Indication on LCD PRN MAIN REGIST PRN SUB REGIST ADF SUB ZOOM ADF MAIN REGIST ADF SUB REGIST TC TYPE SHADING LEVEL Adjust Precautions for making test copies with functions from the “ADJUST” menu •...

  • Page 165: Counter Function

    Function Purpose Setting Details/Precautions TEST Press the Start key to begin To adjust for variations in the accu- COPY printing the test page. racy of ADF and their mounting accuracy by varying the scanning • The setting range is 95 (-2.0 zoom ratio in the sub-scanning %) to 105 (+2.0 %).

  • Page 166

    Function Purpose Setting Details/Precautions To display the total number of COPY: Number of copies pages used. printed PRINT: Number of computer printouts printed TOTAL COUNTER • Test prints made in Service mode to check the operation are not counted. To display the number of times that •...

  • Page 167

    Function Purpose Setting Details/Precautions To display the number of scans MONOCHROME: Number of made. monochrome scans COLOR: Number of color scans • Scans made while making SCAN COUNTER copies are not counted. • To clear the counter data, use the functions on the “CLEAR DATA”...

  • Page 168: Display Function

    5-7. Display Function Display • Various information can be displayed. Function Purpose Setting Details/Precautions MAIN F/W VER. To display the version of the main firmware. ENGINE F/W VER. To display the version of the engine firmware. To display the version of the engine firmware. NIC F/W VER.

  • Page 169

    • KEY DEFINITION FOR SOFT SWITCH Definition ▼ Soft Switch Number Forward. ▲ Soft Switch Number Backward. Update Soft Switch by current setting. NO/STOP Exit Soft Switch setting • 1 - 32 of the soft switch numbers uses and selects an one-touch ONE TOUCH key.

  • Page 170

    5-9. Reporting • The following list is selected, and press YES key. • After service mode ends, the list is automatically printed. Indication on LCD SERVICE DATA LIST ERROR CODE LIST T.30 PROTOCOL LIST Service Data List • Print service data list report and Error log history list. •...

  • Page 171

    1. Service Data List (example) SERVICE DATA LIST example) SW01 = Hex 01 = 0000 0001 Bit no. = 8 7 6 5 4 3 2 1 NAME:ABC 123 Bit No.8 = 0 Bit No.4 =0 TEL:1234567 Bit No.7 = 0 Bit No.3 =0 DATE:Dec.01.2003 15:12 Bit No.6 = 0 Bit No.2 =0 MARKETING AREA=STANDARD...

  • Page 172

    SERVICE DATA LIST NAME:ABC 123 TEL:1234567 DATE:Dec.01.2003 15:12 -- ADJUST -- PRINT MAIN REGIST: 77 PRN: SUB REGIST CCD MAIN ZOOM: 100 CCD: SUB ZOOM CCD MAIN REGIST: 100 CCD SUB REGIST: 100 ADF SUB ZOOM: 100 ADF MAIN REGIST: 100 ADF SUB REGIST: 100 SERIAL NUMBER: 12345678 CUSTOMER ID: 1...

  • Page 173: Error Code List

    Error Code List • Print out error code as following table. (example) ☞ T-38 “Error code” ERROR CODE LIST CODE ERROR TIMES CODE ERROR TIMES CODE ERROR TIMES 0001 00000000 0002 00000000 0003 00000000 0004 00000000 0005 00000000 0006 00000000 0007 00000000 0008...

  • Page 174: T.30 Protocol List

    T.30 Protocol List • Print out T.30 or V8 protocol after communication. 1. SESSION NUMBER 2. FUNCTION NAME 3. DESTINATION NAME/TELEPHONE NUMBER 4. COMMUNICATION DATE & TIME 5. TOTAL PAGE NUMBER FOR THIS SESSION 6. COMMUNICATION SPEED AND ECM MODE 7.

  • Page 175: Admin. Registration (administrator Number Registration)

    V.34 Communication (example) PROTOCOL MONITOR REPORT NAME: ABC TEL:886 3 4733507 DATE: APR.10’97 12:20 SESSION FUNCTION NO DESTINATION STATION DATE TIME PAGE MODE RESULT ECM- DEC.0 0001 15:00 22345678901234567890 DATA V.8 PROTOCOL DUMP FF 03 20 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 FF 03 40 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 FF 13 80 00 00 00 00 00 TRAINING PHASE...

  • Page 176: Fixed Zoom Change

    5-11. Fixed zoom change • The fixed zoom ratios can be changed. Indication on LCD Reduction 2 Reduction 1 Expansion 1 Expansion 2 <Procedure> 1. Select the fixed zoom ratio that you wish to change. 2. Use the 10-Key Pad to type in the desired fixed zoom ratio. Default fixed zoom ratios and setting ranges according to marketing area <Metric>...

  • Page 177: Clear Data

    5-12. Clear Data • Each type of data can be cleared. Indication on LCD DRAM CLEAR ☞ S-82 SRAM CLEAR MEMORY CLEAR ☞ S-84 TOTAL CLEAR TOTAL COUNTER PM COUNTER I/C COUNTER ☞ S-86 APPLICATION COUNTER SCAN COUNTER DRAM clear •...

  • Page 178: Sram Clear

    SRAM clear • To clear the settings for the functions listed at the right and return the functions to their default settings. • The following items are cleared (initialization). NOTES • Before executing “SRAM CLEAR,” be sure to record the setting values that are to be ini- tialized through “SRAM CLEAR.”...

  • Page 179

    MODE Initialized Items Default Report/ List ☞ E-MAIL SETTING 1 SENDER NAME None MACHINE STATUS LIST S-11 E-MAIL ADDRESS None ☞ S-16 SMTP SERVER None SMTP TIMEOUT TEXT INSERT DEFAULT SUBJECT None ☞ E-MAIL SETTING 2 POP3 SERVER None MACHINE STATUS LIST S-11 POP3 PORT NO.

  • Page 180: Memory Clear

    Memory clear • To clear the settings for the functions listed at the right and return the functions to their default settings. • The following items are cleared (initialization). NOTES • Before executing “SRAM CLEAR,” be sure to record the setting values that are to be ini- tialized through “SRAM CLEAR.”...

  • Page 181

    MODE Initialized Items Default Report/ List ☞ REPORTING ACTIVITY REPORT MACHINE STATUS LIST S-11 RESERV. REPORT ☞ S-16 TX RESULT REPORT RX RESULT REPORT ☞ INIRTIAL USER DATA DATE & TIME None MACHINE STATUS LIST S-11 USER FAX NO. None ☞...

  • Page 182: Total Clear

    Total clear • The following counter are cleared (initialization). PM counter I/C counter Application counter Scan counter NOTES • After the “TOTAL CLEAR” function is performed, turn the machine off, then on again. • The clearance of “TOTAL COUNTER” can not be performed. TOTAL counter (clear) •...

  • Page 183: Soft Switch Set

    Soft Switch Set 6-1. Description • This machine is provided with a total of 64 soft switches used for making various adjust- ments. The initial values can be changed, defined to comply with the requirements unique to each individual country. •...

  • Page 184: Default Setting

    6-2. Default setting Country for each Marketing area NOTES • A different country may be applicable depending on the communications standard. • The marketing area settings can be set using the service’s choice of service mode. ☞ S-60 • Acording to the following table, the machines that are installed in the West Europe Area select “West Europe”...

  • Page 185: Default Soft Switch Setting For Each Market Area 1

    6-3. Default soft switch setting for each market area 1 Marketing area Standard Asia Australia Austria (Initial setting) Bit No. Bit No. Bit No. Bit No. Soft switch No. 1 2 3 4 5 6 7 8 1 2 3 4 5 6 7 8 1 2 3 4 5 6 7 8 1 2 3 4 5 6 7 8 # 01 1 0 0 0 0 0 0 0 1 0 0 0 0 0 0 0 1 0 0 0 0 0 0 0 1 0 0 0 0 0 0 0 # 02...

  • Page 186

    Marketing area Standard Asia Australia Austria (Initial setting) Bit No. Bit No. Bit No. Bit No. Soft switch No. 1 2 3 4 5 6 7 8 1 2 3 4 5 6 7 8 1 2 3 4 5 6 7 8 1 2 3 4 5 6 7 8 # 38 1 0 0 0 0 1 1 1 1 0 0 0 0 1 1 1 1 0 0 0 0 1 1 1 1 0 0 0 0 1 1 1 # 39...

  • Page 187: Default Soft Switch Setting For Each Market Area 2

    6-4. Default soft switch setting for each market area 2 Marketing area Belgium China Czech Denmark Bit No. Bit No. Bit No. Bit No. Soft switch No. 1 2 3 4 5 6 7 8 1 2 3 4 5 6 7 8 1 2 3 4 5 6 7 8 1 2 3 4 5 6 7 8 # 01 1 0 0 0 0 0 0 0 1 0 0 0 0 0 0 0 1 0 0 0 0 0 0 0 1 0 0 0 0 0 0 0 # 02...

  • Page 188

    Marketing area Belgium China Czech Denmark Bit No. Bit No. Bit No. Bit No. Soft switch No. 1 2 3 4 5 6 7 8 1 2 3 4 5 6 7 8 1 2 3 4 5 6 7 8 1 2 3 4 5 6 7 8 # 38 1 0 0 0 0 1 1 1 1 0 0 0 0 1 1 1 1 0 0 0 0 1 1 1 1 0 0 0 0 1 1 1 # 39...

  • Page 189: Default Soft Switch Setting For Each Market Area 3

    6-5. Default soft switch setting for each market area 3 Marketing area Finland France Germany Greece Bit No. Bit No. Bit No. Bit No. Soft switch No. 1 2 3 4 5 6 7 8 1 2 3 4 5 6 7 8 1 2 3 4 5 6 7 8 1 2 3 4 5 6 7 8 # 01 1 0 0 0 0 0 0 0 1 0 0 0 0 0 0 0 1 0 0 0 0 0 0 0 1 0 0 0 0 0 0 0 # 02...

  • Page 190

    Marketing area Finland France Germany Greece Bit No. Bit No. Bit No. Bit No. Soft switch No. 1 2 3 4 5 6 7 8 1 2 3 4 5 6 7 8 1 2 3 4 5 6 7 8 1 2 3 4 5 6 7 8 # 38 1 0 0 0 0 1 1 1 1 0 0 0 0 1 1 1 1 0 0 0 0 1 1 1 1 0 0 0 0 1 1 1 # 39...

  • Page 191: Default Soft Switch Setting For Each Market Area 4

    6-6. Default soft switch setting for each market area 4 Marketing area Ireland Israel Italy Japan Bit No. Bit No. Bit No. Bit No. Soft switch No. 1 2 3 4 5 6 7 8 1 2 3 4 5 6 7 8 1 2 3 4 5 6 7 8 1 2 3 4 5 6 7 8 # 01 1 0 0 0 0 0 0 0 1 0 0 0 0 0 0 0 1 0 0 0 0 0 0 0 1 0 0 0 0 0 0 0 # 02...

  • Page 192

    Marketing area Ireland Israel Italy Japan Bit No. Bit No. Bit No. Bit No. Soft switch No. 1 2 3 4 5 6 7 8 1 2 3 4 5 6 7 8 1 2 3 4 5 6 7 8 1 2 3 4 5 6 7 8 # 38 1 0 0 0 0 1 1 1 1 0 0 0 0 1 1 1 1 0 0 0 0 1 1 1 1 0 0 0 0 1 1 1 # 39...

  • Page 193: Default Soft Switch Setting For Each Market Area 5

    6-7. Default soft switch setting for each market area 5 Marketing area Korea Netherlands New Zealand Norway Bit No. Bit No. Bit No. Bit No. Soft switch No. 1 2 3 4 5 6 7 8 1 2 3 4 5 6 7 8 1 2 3 4 5 6 7 8 1 2 3 4 5 6 7 8 # 01 1 0 0 0 0 0 0 0 1 0 0 0 0 0 0 0 1 0 0 0 0 0 0 0 1 0 0 0 0 0 0 0 # 02...

  • Page 194

    Marketing area Korea Netherlands New Zealand Norway Bit No. Bit No. Bit No. Bit No. Soft switch No. 1 2 3 4 5 6 7 8 1 2 3 4 5 6 7 8 1 2 3 4 5 6 7 8 1 2 3 4 5 6 7 8 # 38 1 0 0 0 0 1 1 1 1 0 0 0 0 1 1 1 1 0 0 0 0 1 1 1 1 0 0 0 0 1 1 1 # 39...

  • Page 195: Default Soft Switch Setting For Each Market Area 6

    6-8. Default soft switch setting for each market area 6 Marketing area Philippine Portugal Saudi Arabia Singapore Bit No. Bit No. Bit No. Bit No. Soft switch No. 1 2 3 4 5 6 7 8 1 2 3 4 5 6 7 8 1 2 3 4 5 6 7 8 1 2 3 4 5 6 7 8 # 01 1 0 0 0 0 0 0 0 1 0 0 0 0 0 0 0 1 0 0 0 0 0 0 0 1 0 0 0 0 0 0 0 # 02...

  • Page 196

    Marketing area Philippine Portugal Saudi Arabia Singapore Bit No. Bit No. Bit No. Bit No. Soft switch No. 1 2 3 4 5 6 7 8 1 2 3 4 5 6 7 8 1 2 3 4 5 6 7 8 1 2 3 4 5 6 7 8 # 38 1 0 0 0 0 1 1 1 1 0 0 0 0 1 1 1 1 0 0 0 0 1 1 1 1 0 0 0 0 1 1 1 # 39...

  • Page 197: Default Soft Switch Setting For Each Market Area 7

    6-9. Default soft switch setting for each market area 7 Marketing area South africa Spain Sweden Switzerland Bit No. Bit No. Bit No. Bit No. Soft switch No. 1 2 3 4 5 6 7 8 1 2 3 4 5 6 7 8 1 2 3 4 5 6 7 8 1 2 3 4 5 6 7 8 # 01 1 0 0 0 0 0 0 0 1 0 0 0 0 0 0 0 1 0 0 0 0 0 0 0 1 0 0 0 0 0 0 0 # 02...

  • Page 198

    Marketing area South africa Spain Sweden Switzerland Bit No. Bit No. Bit No. Bit No. Soft switch No. 1 2 3 4 5 6 7 8 1 2 3 4 5 6 7 8 1 2 3 4 5 6 7 8 1 2 3 4 5 6 7 8 # 38 1 0 0 0 0 1 1 1 1 0 0 0 0 1 1 1 1 0 0 0 0 1 1 1 1 0 0 0 0 1 1 1 # 39...

  • Page 199: Default Soft Switch Setting For Each Market Area 8

    6-10. Default soft switch setting for each market area 8 Marketing area Taiwan United kingdom U.S.A. West europe Bit No. Bit No. Bit No. Bit No. Soft switch No. 1 2 3 4 5 6 7 8 1 2 3 4 5 6 7 8 1 2 3 4 5 6 7 8 1 2 3 4 5 6 7 8 # 01 1 0 0 0 0 0 0 0 1 0 0 0 0 0 0 0 1 0 0 0 0 0 0 0 1 0 0 0 0 0 0 0 # 02...

  • Page 200

    Marketing area Taiwan United kingdom U.S.A. West europe Bit No. Bit No. Bit No. Bit No. Soft switch No. 1 2 3 4 5 6 7 8 1 2 3 4 5 6 7 8 1 2 3 4 5 6 7 8 1 2 3 4 5 6 7 8 # 38 1 0 0 0 0 1 1 1 1 0 0 0 0 1 1 1 1 0 0 0 0 1 1 1 1 0 0 0 0 1 1 1 # 39...

  • Page 201: Soft Switch List

    6-11. Soft Switch List Switch Bit No. Designation Page No. ☞ S-110 # 01 V.34 CI signal byte number reserved Time between phase C to phase D signal in V.17 Header TX selection open to user ☞ S-111 # 02 Transmit RTN signal level criteria Sent N.G page Send out NSF frame with station ID...

  • Page 202

    Switch Bit No. Designation Page No. ECM Mode capability V.34 fall back level for V.34 TX. ☞ S-119 # 12 Send CTC after 4th PPR Send EOR after lowest speed TCF transmission timing after DCS MR capability for G3 Delay time between transaction Super fine printing capability for receiving ☞...

  • Page 203

    Switch Bit No. Designation Page No. V.17 echo protection tone V.29 echo protection tone ☞ S-135 # 33 Compromise equalize enable (CEQ) in the transmit path (TCEQ) Compromise equalize enable (CEQ) in the receiver path (RCEQ) ☞ S-135 # 34 Password capability in DIS/ DTC frame Dial tone table switch time ☞...

  • Page 204

    Switch Bit No. Designation Page No. Activity report Reservation report TX result report RX result report ☞ S-145 # 48 TX/ RX error report Error report for I-FAX and network scanner Error mail (I-FAX) Broadcast report Print RX mailbox report method ☞...

  • Page 205: Soft Switch Definition

    6-12. Soft Switch definition SOFT SWITCH: #01 Initial Setting Designation Function Bit HEX Reserved Reserved Reserved Reserved Reserved Reserved Reserved Reserved Reserved Reserved Reserved Reserved Byte num- 30 bytes 9 bytes 15 bytes 60 bytes V.34 CI signal byte number reserved Bit 2 Bit 1 S-110...

  • Page 206: Soft Switch: #02

    SOFT SWITCH: #02 Initial Setting Designation Function Bit HEX Time between phase C to phase D signal RX Insensitivity 70 ms 120 ms 180 ms 60 ms in V.17 Bit 8 Bit 7 Example: Image -->EOP Header TX selec- 0: No tion open to user 1: Yes Reserved...

  • Page 207: Soft Switch: #03

    SOFT SWITCH: #03 Initial Setting Designation Function Bit HEX Send out NSF 1: Yes frame with station 0: No Number of pause 0: No limitation within phone num- 1: Max. up to 2 “P” within inputted telephone number 0: Continue to dial Re-dial prohibit for 1: Not allowed to re-dial if no any FAX signal or NO ANSWER...

  • Page 208: Soft Switch: #04

    SOFT SWITCH: #04 Initial Setting Designation Function Bit HEX Reserved Reserved Reserved Reserved Reserved Reserved Reserved Reserved 0: No Visible alarm 1: Yes - display message while sending / for RTN signal receiving RTN signal (RTN= Return To Nega- tive). 0: No Audible alarm 1: Yes - alarm for sending or receiving RTN sig-...

  • Page 209: Soft Switch: #05

    SOFT SWITCH: #05 Initial Setting Designation Function Bit HEX Timing Push button on/off (ms) timing (PB) Bit 8 Bit 7 Reserved Relation between dialed No. and No. of dial pulse Bit 6 Bit 5 20 20 20 Rese 16 16 16 Rese MR(%) 33 40 30 rved 33 40 30...

  • Page 210: Soft Switch: #06

    SOFT SWITCH: #06 Initial Setting Designation Function Bit HEX Time 50 ms 100 ms 150 ms 800 ms Ring on time to Bit 8 ignore ring off time Bit 7 at 1st cycle Reserved Reserved Reserved Reserved Ring off time at 1 Time 100 ms 250 ms 500 ms 1000 ms st.

  • Page 211: Soft Switch: #08

    SOFT SWITCH: #08 Initial Setting Designation Function Sending RTN sig- 0: (Normal, Fine)=(12,24) continue error line nal level 1: (Normal, Fine)=(6,12) continue error line Detect busy tone 0: Not to detect after dialing 1: Detect busy tone after dialing Sending CED sig- 0: Not to send nal After connec- 1: Send CED signal before DIS signal after...

  • Page 212: Soft Switch: #09

    SOFT SWITCH: #09 Initial Setting Designation Function Bit HEX Ringer fre- 10 to 75 20 to 20 to 75 10 to 75 quency Ringer frequency 57.5 Hz range detection Bit 8 Bit 7 Reserved Reserved TSI/CSI append 0: Not append “+” before send out TSI/CSI “+”...

  • Page 213: Soft Switch: #10

    (10) SOFT SWITCH: #10 Initial Setting Designation Function Bit HEX 0: Not to Print Print out RTN 1: Print Out RTN page report after transaction page report for TX/RX RTN signal 0: Print “OK” Confirmation 1: Print “NG” in case of sending or receiving RTN report result field signal Get gap time...

  • Page 214: Soft Switch: #11

    (11) SOFT SWITCH: #11 Initial Setting Designation Function Reserved Reserved Detect dial tone 0: No after pre-fix num- 1: Yes Pulse dial allowed 0: Yes to select 1: Not allowed 0: Not to display Protocol signal 1: Display V8 or T30 command within communica- display mode tion.

  • Page 215: Soft Switch: #13

    (13) SOFT SWITCH: #13 Initial Setting Designation Function Bit HEX MR capability for 0: Yes 1: No Description 20 sec 60 sec 120 sec 240 sec Delay time Bit 7 between transac- Bit 6 tion Super fine printing 0: No. capability for 1: Yes receiving...

  • Page 216: Soft Switch: #14

    (14) SOFT SWITCH: #14 Initial Setting Designation Function Bit HEX Reserved Reserved Reserved Reserved Memory size level 1: Up to 128 KB To RX 0: Based on system configuration Reserved Reserved Reserved Reserved Timer Time between V.34 ANSam sig- Bit 3 nal and FSK DIS Bit 2 signal...

  • Page 217: Soft Switch: #16

    (16) SOFT SWITCH: #16 Initial Setting Designation Function Bit HEX Reserved Reserved Reserved Reserved Reserved Reserved Reserved Reserved Reserved Reserved Reserved Reserved Coding JBIG Fax communica- method tion coding Bit 2 method Bit 1 (17) SOFT SWITCH: #17 Initial Setting Designation Function Bit HEX...

  • Page 218: Soft Switch: #18

    (18) SOFT SWITCH: #18 Initial Setting Designation Function Reserved Reserved Reserved Reserved Definition Level1 Level2 Level3 Level4 G3 mode training Bit 6 quality level Bit 5 Counter 0 1 2 3 4 5 6 7 8 9 10 Bit 4 0 0 0 0 0 0 0 0 1 1 Bit 3 0 0 0 0 1 1 1 1 0 0...

  • Page 219: Soft Switch: #19

    (19) SOFT SWITCH: #19 Initial Setting Designation Function Level (dBm) -17 -16 -15 -14 -13 -12 -11 -10 Bit 8 Bit 7 Bit 6 Bit 5 CNG signal level Level (dBm) -9 -8 -7 -6 -5 -4 -3 -2 Bit 8 Bit 7 Bit 6 Bit 5...

  • Page 220: Soft Switch: #20

    (20) SOFT SWITCH: #20 Initial Setting Designation Function Reserved Reserved Reserved Reserved Reserved Reserved Interval (min) 0 1 2 3 4 5 6 7 8 9 10 11 Bit 5 0 0 0 0 0 0 0 0 0 0 0 0 Bit 4 0 0 0 0 0 0 0 0 1 1 1 1 Bit 3...

  • Page 221: Soft Switch: #21

    (21) SOFT SWITCH: #21 Initial Setting Designation Function 0: Not to send NSS signal if remote side is same NSS signal before model 1: Send NSS signal if remote side is same model Duration 40 sec 60 sec 70 sec 120 sec CNG duration Bit 7 after dialing(T1)

  • Page 222: Soft Switch: #22

    (22) SOFT SWITCH: #22 Initial Setting Designation Function Detect busy tone 1: Check busy tone within dial tone detection before dial 0: Not to check Regard dial tone 1: Yes - Check dial tone after dialing as busy tone after 0: No dialing 0: Measure tone by input energy over thresh-...

  • Page 223: Soft Switch: #24

    (24) SOFT SWITCH: #24 Initial Setting Designation Function Reserved Reserved Reserved Reserved Reserved Reserved Reserved Reserved Reserved Reserved Reserved Reserved Reserved Reserved Reserved Reserved (25) SOFT SWITCH: #25 Initial Setting Designation Function Reserved Reserved Reserved Reserved Reserved Reserved Reserved Reserved Flash time 100 ms 80 ms 60 ms 50 ms Flash key time in...

  • Page 224: Soft Switch: #26

    (26) SOFT SWITCH: #26 Initial Setting Designation Function Bit HEX Time 10 sec 15 sec 20 sec 25 sec Dial tone detection time before discon- Bit 8 Bit 7 nected Level 0 -1 -2 -3 -4 -5 -6 -7 -8 -9 -10 (dBm) Bit 6 0 0 0 0 0 0 0 0 0 0...

  • Page 225: Soft Switch: #27

    (27) SOFT SWITCH: #27 Initial Setting Designation Function Bit HEX Reserved Reserved Reserved Reserved Reserved Reserved Reserved Reserved Level (dBm) 0 -1 -2 -3 -4 -5 -6 -7 Bit 4 Bit 3 Bit 2 Bit 1 Immunity for dial tone receiver Level (dBm) -8 -9 -10 -11 -12 -13 -14 -15 Bit 4...

  • Page 226: Soft Switch: #28

    (28) SOFT SWITCH: #28 Initial Setting Designation Function Bit HEX Time (ms) 0 100 200 300 400 500 600 700 Bit 8 Bit 7 Bit 6 Bit 5 Time (ms) 800 900 1000 1100 1200 1300 Bit 8 Time to dial after dial Bit 7 tone on the line Bit 6...

  • Page 227: Soft Switch: #29

    (29) SOFT SWITCH: #29 Initial Setting Designation Function Bit HEX Reserved Reserved Reserved Reserved Reserved Reserved Time 0 0.2 0.4 0.6 0.8 1.0 1.2 1.4 1.6 1.8 (sec) Bit 5 Bit 4 Bit 3 Bit 2 Bit 1 Time 2.0 2.2 2.4 2.6 2.8 3.0 3.2 3.4 3.6 3.8 (sec) Bit 5 Bit 4...

  • Page 228: Soft Switch: #30

    (30) SOFT SWITCH: #30 Initial Setting Designation Function Bit HEX Time 2.0 sec 2.5 sec 3.0 sec 3.5 sec Pause delay time within digits Bit 8 Bit 7 Ex. 002Pxxxxxx Level 0 -1 -2 -3 -4 -5 -6 -7 -8 -9 -10 (dBm) Bit 6 0 0 0 0 0 0 0 0 0 0...

  • Page 229: Soft Switch: #31

    (31) SOFT SWITCH: #31 Initial Setting Designation Function Bit HEX Reserved Reserved Reserved Reserved Reserved Reserved Reserved Reserved Reserved Reserved Reserved Reserved Reserved Reserved Reserved Reserved (32) SOFT SWITCH: #32 Initial Setting Designation Function Bit HEX Reserved Reserved Reserved Reserved Reserved Reserved Reserved...

  • Page 230: Soft Switch: #33

    (33) SOFT SWITCH: #33 Initial Setting Designation Function Bit HEX Reserved Reserved V.17 echo protec- 0: Off tion tone 1: On V.29 echo protec- 0: Off tion tone 1: On Compromise equal- ize enable (CEQ) in 0: No the transmit path 1: Yes (TCEQ) Compromise equal-...

  • Page 231: Soft Switch: #35

    (35) SOFT SWITCH: #35 Initial Setting Designation Function Bit HEX Time 300 ms 600 ms 1 sec 2 sec Dial tone table Bit 8 switch time Bit 7 Frequency 375Hz to 310Hz to 462Hz to range 462Hz 380Hz 580Hz Bit 6 Bit 5 Bit 4 Frequency...

  • Page 232: Soft Switch: #36

    (36) SOFT SWITCH: #36 Initial Setting Designation Function Bit HEX Re-dial attempts 0: No any limitation continue fail counter 1: limit up to bit 1 to 4 Reserved Reserved Reserved Reserved Reserved Reserved Counter Bit 4 Bit 3 Bit 2 Bit 1 Re-dial attempts fail limitation counter...

  • Page 233: Soft Switch: #37

    (37) SOFT SWITCH: #37 Initial Setting Designation Function Bit HEX Polling TX type for 0: V.34 V.34 modem 1: V.17 0: Yes- skip V.34 handshaking with remote Auto dial learning for side V.34 modem 1: No - retry from V.8 handshake 3429 3200 3000...

  • Page 234: Soft Switch: #38

    (38) SOFT SWITCH: #38 Initial Setting Designation Function Bit HEX Fine tune of 33.6 0: No - modem default setting kbps/ 31.2 kbps 1: Yes receiving speed for V.34 modem Set/Reset V.34 0: Reset transmit level devia- 1: Set tion Flags number V.34 flag number Bit 6...

  • Page 235: Soft Switch: #40

    (40) SOFT SWITCH: #40 Initial Setting Designation Function Bit HEX V.17 V.17 V.17 V.17 Speed 14400 12200 9600 7200 Bit 8 Bit 7 Bit 6 Bit 5 V.29 V.29 V.27 V.27 ter V.17 RX start speed Speed 9600 7200 4800 2400 select receiving start Bit 8...

  • Page 236: Soft Switch: #41

    (41) SOFT SWITCH: #41 Initial Setting Designation Function Bit HEX V.17 V.17 V.17 V.17 Speed 14400 12200 9600 7200 Bit 8 Bit 7 Bit 6 Bit 5 V.29 V.29 V.27 V.27 ter V.17 TX start speed Speed 9600 7200 4800 2400 select receiving start Bit 8...

  • Page 237: Soft Switch: #42

    (42) SOFT SWITCH: #42 Initial Setting Designation Function Bit HEX Reserved Reserved Reserved Reserved Reserved Reserved Reserved Reserved Reserved Reserved Reserved Reserved Reserved Reserved Reserved Reserved (43) SOFT SWITCH: #43 Initial Setting Designation Function Bit HEX Reserved Reserved Reserved Reserved Reserved Reserved Reserved...

  • Page 238: Soft Switch: #45

    (45) SOFT SWITCH: #45 Initial Setting Designation Function Bit HEX Reserved Reserved Reserved Reserved 0: OFF Closed network 1: ON 0: OFF Call transfer 1: ON Setting value (Times) Bit 4 Bit 3 Bit 2 Bit 1 No. of call transfer Setting value Reserved...

  • Page 239: Soft Switch: #46

    (46) SOFT SWITCH: #46 Initial Setting Designation Function Bit HEX Daylight savings 0: No timer 1: Yes Reserved Reserved Reserved Reserved Reserved Reserved 0: RX one page then print one page. (PRINT RX) RX print 1: Start to print after receiving all pages. (MEMORY RX) 0: Memory TX Default TX mode...

  • Page 240: Soft Switch: #48

    (48) SOFT SWITCH: #48 Initial Setting Designation Function Bit HEX 0: No Activity report 1: Yes 0: No Reservation report 1: Yes 0: No TX result report 1: Yes 0: No RX result report 1: Yes 0: No TX/ RX error report 1: Yes Error report for I- 0: No...

  • Page 241: Soft Switch: #49

    (49) SOFT SWITCH: #49 Initial Setting Designation Function Bit HEX Reserved Reserved Reserved Reserved Print RX mailbox 0: Based on RX RESULT REPORT setting report method 1: Always printing Redial method if 0: Redial again communication fail 1: Based on redial time interval No.

  • Page 242: Soft Switch: #51

    (51) SOFT SWITCH: #51 Initial Setting Designation Function Bit HEX Reserved Reserved Reserved Reserved Reserved Reserved Reserved Reserved Print report Print report Descrip- Not to for each while report- tion print used T30 monitor report transaction ing error selection Bit 4 Bit 3 Send “un-sent page 0: From error page...

  • Page 243: Soft Switch: #53

    (53) SOFT SWITCH: #53 Initial Setting Designation Function Bit HEX Reserved Reserved Reserved Reserved Reserved Reserved Reserved Reserved Reserved Reserved Reserved Reserved Reserved Reserved Reserved Reserved (54) SOFT SWITCH: #54 Initial Setting Designation Function Bit HEX 0: Digits format (example: 2003. 11. 19) Report/ LCD date/ 1: Alpha numeric format (example: 2003.

  • Page 244: Soft Switch: #55

    (55) SOFT SWITCH: #55 Initial Setting Designation Function Bit HEX Reserved Reserved Reserved Reserved Reserved Reserved Reserved Reserved Reserved Reserved Reserved Reserved Reserved Reserved Reserved Reserved (56) SOFT SWITCH: #56 Initial Setting Designation Function Bit HEX Reserved Reserved Reserved Reserved Reserved Reserved Reserved...

  • Page 245: Soft Switch: #58

    (58) SOFT SWITCH: #58 Initial Setting Designation Function Bit HEX Time out from PSK 0: 6 sec to FSK delay time 1: 30 sec Reserved Reserved Reserved Reserved Reserved Reserved Reserved Reserved Reserved Reserved Reserved Reserved Reserved Reserved • Bit 8: This is the delay time for PSK signal after sending MCF or PPR command. The timer depends on regulations of each country.

  • Page 246: Soft Switch: #59 Part 1

    (59) SOFT SWITCH: #59 Part 1 Initial Setting Designation Function Bit HEX Reserved Reserved Reserved Reserved Time between Greenwich mean time + T mean time +00:00 +00:30 +01:00 +01:30 Bit 6 Bit 5 Bit 4 Bit 3 Bit 2 Bit 1 Time between Greenwich mean time + T mean time...

  • Page 247: Soft Switch: #59 Part 2

    (60) SOFT SWITCH: #59 Part 2 Initial Setting Designation Function Bit HEX Reserved Reserved Reserved Reserved Time between Greenwich mean time + T mean time +08:00 +08:30 +09:00 +09:30 Bit 6 Bit 5 Bit 4 Bit 3 Bit 2 Bit 1 Time between Greenwich mean time + T mean time...

  • Page 248: Soft Switch: #59 Part 3

    (61) SOFT SWITCH: #59 Part 3 Initial Setting Designation Function Bit HEX Reserved Reserved Reserved Reserved Time between Greenwich mean time + T mean time -06:00 -06:30 -07:00 -07:30 Bit 6 Bit 5 Bit 4 Bit 3 Bit 2 Bit 1 Time between Greenwich mean time + T mean time...

  • Page 249: Soft Switch: #60

    (62) SOFT SWITCH: #60 Initial Setting Designation Function Bit HEX Reserved Reserved Reserved Reserved 0: Ineffective Quick memory TX 1: Effective B4/ A3 declaration 0: A3 size for Ledger 1: B4 size The width of TX Led- 0: A3 size ger (8k) 1: B4 size Print mailbox RX...

  • Page 250: Soft Switch: #62

    (64) SOFT SWITCH: #62 Initial Setting Designation Function Bit HEX Reserved Reserved Reserved Reserved Reserved Reserved Reserved Reserved Reserved Reserved Reserved Reserved Reserved Reserved Reserved Reserved (65) SOFT SWITCH: #63 Initial Setting Designation Function Bit HEX # key definition in 0: default is internal PBX mode 1: default is external...

  • Page 251: Soft Switch: #64

    (66) SOFT SWITCH: #64 Initial Setting Designation Function Bit HEX Reserved Reserved Reserved Reserved Print RX error report 0: No on RX side if no FAX 1: Yes signal is detected 10 PPS & 20 PPS 0: No selectable by user 1: Yes Reserved Reserved...

  • Page 252: Fax Protocols

    Fax Protocols 7-1. G3 ECM (G3 Error Correction Mode) • G3 ECM is the error correction system newly recommended by Consultative Committee of International Telephone & Telegraph of 1988. • By G3 ECM, documents are divided into blocks (called partial page) for transmission. If any error takes place in any frame (one partial page consists of 256 frames) on a partial page, the receiving party generates the retransmit request with erroneous frame num- bers.

  • Page 253: Line Control

    7-2. Line Control Procedure of G3 mode communication • Basic communications diagram of G3 mode. This machine G3 machine (Transmission) (Receiving) Phase [START] Key press R side start This machine G3 machine (Receiving) (Transmission) Phase [START] Key press R side start 4507M502AA Drawing: Line Control S-158...

  • Page 254: Table Of Reference Code

    7-3. Table of reference code Code Function Confirmation to Receive. 1850 Hz or 1650 Hz 3 sec. Calling Station Identification. Command Repeat. Called Subscriber Identification. Disconnect. Digital Identification Signal. Digital Transmit Command. Digital Transmit Command. End of Message. 1,100 Hz. End of Procedure.

  • Page 255: How To Analyze The T30 Protocol Monitor

    7-4. How to analyze the T30 protocol monitor • DCS or DIS • HEX Data as printed on page. ☞ S-67, S-79 • Example: V.17 Communication PROTOCOL MONITOR REPORT NAME: ABC TEL:886 3 4733507 DATE: APR.23’04 12:20 SESSION FUNCTION NO DESTINATION STATION DATE TIME PAGE MODE...

  • Page 256

    DIS(DTC)/ DCS Bit Allocation Table of FIF (Facsimile Information Field) Designation DIS/ DTC “0”= Invalid “1”= Store-and-forward switching Internet fax simple mode Set to “0” “0”= Invalid “1”= Real-time Internet fax Set to “0” Set to “0” “0”= Invalid Invalid “1”= V.8 capabilities “0”...

  • Page 257

    Designation DIS/ DTC Bit No. Data signalling Bit No. Data signalling 14 13 12 11 rate 14 13 12 11 rate V.27 ter fall-back 2400 bit/s, 0 0 0 0 0 0 0 0 mode rec. V.27ter 0 0 0 1 Rec. V.29 9600 bit/s, 0 0 0 1 0 0 1 0 Rec.

  • Page 258

    Designation DIS/ DTC Bit No. Recording length capa- Bit No. Recording length 20 19 bility 20 19 capability 0 A4 (297 mm) 0 A4 (297 mm) Recording length A4 (297 mm) and B4 1 B4 (364 mm) capability (364 mm) 0 Unlimited 0 Unlimited 1 Invalid...

  • Page 259

    Designation DIS/ DTC “0”= Invalid Set to “0” “1”= Polling subaddress transmission (DTC) by Polled SubAddress (DIS)/PSA “0”= Invalid “1”= T.43 coding “0”= Invalid “1”= Plane interleave 38 Set to “0” 39 Set to “0” “0”= Without 40 Extend field “1”= With “0”= Invalid “1”= R8 x 15.4 lines/mm...

  • Page 260

    Designation DIS/ DTC “0”= Invalid “1”= Document Transfer Mode (DTM) “0”= Invalid “1”= EDIFACT Transfer (EDI) 0: Without 56 Extend field 1: With “0”= Invalid “1”= Basic Transfer Mode (BTM) 58 Set to “0” “0”= Invalid Set to “0” “1”= Ready to transmit a character or mixed mode document (polling) “0”= Invalid “1”= Character mode...

  • Page 261

    Designation DIS/ DTC “0”= Invalid “0”= Invalid “1”= North American Letter (215.9 mm × 279.4 mm) “1”= North American Letter capacity (215.9 mm × 279.4 mm) “0”= Invalid “0”= Invalid “1”= North American Legal (215.9 mm × 355.6 mm) “1”= North American Legal capacity (215.9 mm ×...

  • Page 262

    Designation DIS/ DTC “0”= Invalid “1”= T.44 (Mixed raster content) mode “0”= Invalid “1”= Page length maximum strip size for T.44 (Mixed raster content) “0”= Without 96 Extend field “1”= With “0”= Invalid “1”= Color/mono-color multi-value 300 pixels x 300 pixels or 400 pixels x 400 pixels / 25.4 mm “0”= Invalid “1”= R4 x 3.85 lines/mm and/or 100 pixels x 100 pixels / 25.4 mm for color/mono-...

  • Page 263: Introduction

    INTRODUCTION • This chapter contains the items required or used when troubleshooting various machine problems. 1-1. Electric Components Check Procedures • The following procedures can be used to check to see if an electric component is fully operational when a paper misfeed or a malfunction occurs in this machine. Sensors Step Check...

  • Page 264: Switches

    Switches Step Check Result Action Replace the switch. Does the input signal (NO) to the Controller/Mechani- Replace the Con- cal Control Board go from LOW to HIGH when the troller/Mechanical switch is actuated? Control Board. Not Use 4025T523AB Solenoids Step Check Result Action...

  • Page 265: Motors

    Motors Step Check Result Action Replace the Con- Is the LOCK signal of the Controller/Mechanical Con- troller/Mechanical trol Board HIGH when this machine is in the standby Control Board. state? Replace the motor. YES Replace the motor. Does the REM signal of the Controller/Mechanical Replace the Con- Control Board go from HIGH to LOW when the motor troller/Mechanical...

  • Page 266: Clutches

    Step Check Result Action Replace the motor or the Controller/ Mechanical Control Are the hookup connector of the motor and print jack Board. on the Controller/Mechanical Control Board con- nected properly? Connect the con- nector or the print jack properly. 4025T527AA Clutches Step...

  • Page 267: Overall Control Configuration

    1-2. Overall Control Configuration • Understanding the overall control configuration will help perform the troubleshooting pro- cedures for paper misfeeds, malfunctions, and image problems. Automatic Docu- Control Panel ment Feeder (PWB-O) DC Stabilized Controller/Mechanical High Voltage Power Unit (PU) Control Board (PWB-P) Unit (HV1) Paper Feed Main Unit Drive...

  • Page 268: Paper Misfeed

    PAPER MISFEED 2-1. Initial Check Items • When a paper misfeed occurs in this machine, first make the following initial checks. Check Action Does the paper meet product specifications? Replace paper. Replace paper. Is the paper curled, wavy, or damp? Instruct user in correct paper storage.

  • Page 269: Paper Misfeed Displays

    2-3. Paper Misfeed Displays • The Error indicator lights up and a message appears in the display when a paper mis- feed occurs. <Paper Take-Up Section Misfeed> 4980P555DA <Transport Section Misfeed> 4980P502DA <Procedure for cancelling the misfeed display> 1. Open the appropriate covers, remove the misfed paper and any remaining paper, and then close the covers.

  • Page 270: Adf Unit Paper Misfeed Displays

    2-4. ADF Unit Paper Misfeed Displays • The Error indicator lights up and a message appears in the display when a paper mis- feed occurs. <Paper Take-Up Section Misfeed> <Procedure for cancelling the misfeed display> 1. Open the appropriate covers, remove the misfed paper and any remaining paper, and then close the covers.

  • Page 271: Locations Of Misfeed Detection Sensors

    2-5. Location of Misfeed Detection Sensors Exit Sensor (PS1) Paper Take- Up Switch (S1)

  • Page 272

    2-6. ADF Location of Misfeed Detection Sensors Paper Take-Up Sensor Original Detection Sensor (PC1) (PC2) Leading Edge Detection Sensor (PC3) T-10...

  • Page 273: Misfeed Detection Timing And Troubleshooting Procedures

    2-7. Misfeed Detection Timing and Troubleshooting Procedures Paper Take-Up/Transport Misfeed <Detection Timing> Type Description MP tray Pick- up Jam 2nd tray Pick- The Paper Take-Up Switch does not turn on after the predetermined period up Jam of time has elapsed after paper take-up began. Bypass tray Pick-up Jam The Exit Sensor is not blocked after the predetermined period of time has...

  • Page 274: Fusing/exit Misfeed

    Fusing/Exit Misfeed <Detection Timing> Type Description The Exit Sensor is not unblocked after the predetermined period of time Fuser Jam has elapsed after the Paper Take-Up Switch is turned on. Remains If all of the following conditions are met paper Jam 1 •...

  • Page 275: Paper Misfeed(document Feeder Section)

    PAPER MISFEED(Document Feeder Section) Misfeed Detection Timing and Troubleshooting Procedures The Original misfeeds <Detection Timing> Type Description • The Paper Take-Up Sensor is not unblocked after the predeter- mined period of time has elapsed after document feeding began. • The Paper Take-Up Sensor is not blocked after the predeter- mined period of time has elapsed after the Paper Take-Up Sen- ADF Jam sor is unblocked.

  • Page 276: Malfunctions/warning

    MALFUNCTIONS/WARNING • The CPU performs a self-diagnosis on the condition of the unit, and if a malfunction is detected, the warning appears alternately with the error code in the display. 4980P550DA <Procedure for cancelling a malfunction display> • In the C05XX trouble, turn the machine off, then on with the STOP key held down. •...

  • Page 277

    Malfunc- Malfunction Name Description tion Code • The voltage of the Thermistor remains low for a prede- termined period of time when a warm-up cycle is started. • The temperature detected by the Thermistor remains lower than a reference value for a predetermined period of time for the period of time that begins 5 sec.

  • Page 278: Malfunction Detection Timing And Troubleshooting Procedures

    Malfunc- Malfunction Name Description tion Code • The laser output exceeds the upper limit value. C13F0 Laser error • The laser output remains lower than the lower limit value. C1468 EEPROM error • An EEPROM not written with initial data was detected. CIS LED malfunc- •...

  • Page 279: C0210: H.v. Abnormal

    C0210: H.V. abnormal <Detection Timing> Description • The Drum Charge Monitor Voltage (HVC_MON) signal falls outside a predetermined range at any time after the lapse of a predetermined period of time after the Power Switch has been turned ON. • The Image Transfer Voltage Monitor signal (T_MON_V) and Image Transfer Current Monitor signal (T_MON_I) fall outside a corresponding predetermined range.

  • Page 280: C0500: Fuser Warm Up Error

    C0500: Fuser warm up error <Detection Timing> Description • The voltage of the Thermistor remains low for a predetermined period of time when a warm-up cycle is started. • The temperature detected by the Thermistor remains lower than a reference value for a predetermined period of time for the period of time that begins 5 sec.

  • Page 281: C0510: Fuser Temperature Low

    C0510: Fuser temperature low <Detection Timing> Description • The temperature detected by the Thermistor remains lower than the set temperature continuously for a predetermined period of time while the fusing temperature control is being provided. (The set temperatures are as follows: 140 °C during a print mode at 600 dpi;...

  • Page 282: C0520: Fuser Overheat

    C0520: Fuser overheat <Detection Timing> Description • The temperature detected by the Thermistor remains higher than 235 °C for a predeter- mined period of time while the fusing temperature control is being provided. <Troubleshooting Procedures> Relevant Electric Parts Fusing Unit Controller/Mechanical Control Board (PWB-P) Thermistor (TH1) Thermostat (TS1)

  • Page 283: C1200: Asic Memory Abnormal

    C1200: ASIC memory abnormal <Detection Timing> Description • An error occurred while writing to or reading the SRAM on the Control Board (PWB-C). <Troubleshooting Procedures> Relevant Electrical Components Controller/Mechanical Control Board (PWB-P) WIRING DIAGRAM Step Action Ref. Page Location Control Signal (Electric Parts) Turn this machine off, then on –...

  • Page 284: C133b: Communication With Option Error

    C133B: Communication with option error <Detection Timing> Description • Communication could not be established with the Controller Control Board within 5 sec- onds while printing. <Troubleshooting Procedures> Relevant Electrical Components Controller/Mechanical Control Board (PWB-P) WIRING DIAGRAM Step Action Ref. Page Location Control Signal (Electric Parts)

  • Page 285: C13f0: Laser Error

    Unplug, then plug in the power cord, and turn off this machine, then turn it on – – – again. Check the connection of the EEPROM on the PWB-P, and then correct it if nec- – – – essary. ☞ D-12 Replace PWB-P.

  • Page 286: C14a3: Cis Led Malfunction

    (13) C14A3: CIS LED malfunction <Detection Timing> Description • The luminosity level of the CIS LED is not stabilized within the predetermined period of time. <Troubleshooting Procedures> Relevant Electric Parts Controller/Mechanical Control Board CIS unit (PWB-P) WIRING DIAGRAM Step Action Ref.

  • Page 287: Malfunctions Related To Power Supply

    MALFUNCTIONS RELATED TO POWER SUPPLY 5-1. Power is not Turned ON. Relevant Electric Parts Controller/Mechanical Control Board (PWB-P) Power Unit (PU1) Wiring Diagram Step Check Result Action (Location) Is the power cord plugged Plug the power cord into the – into the power outlet? power outlet.

  • Page 288: Image Quality Problems

    IMAGE QUALITY PROBLEMS 6-1. Troubleshooting Image Quality Problems • This chapter is divided into two parts: “Initial Checks” and “Troubleshooting for Specific Image Quality Problems”. • If an image quality problem occurs, first go through the “Initial Checks” and, if the cause is still not identified, continue to “Troubleshooting for Specific Image Quality Problems”.

  • Page 289: Troubleshooting For Specific Image Quality Problems

    6-3. Troubleshooting for Specific Image Quality Problems • Determine if the failure is attributable to the input system (Image Reading Section) or the output system (Engine section). Check Result Cause Full-size copy Reduced copy Copy made at a reduced zoom ratio Input (image reading) system 1177T04YA...

  • Page 290: Image Reading System: Blank Or Black Prints

    Image reading system: Blank or black prints <Sample of Image Quality Problem> 4011T035AA 4011T036AA <Troubleshooting Procedures>d Step Check Result Action Are there no bent connector pins on the Correctly plug in the connectors. cables connecting the control boards, Replace connection cables. are all connectors correctly plugged in, and are no cables broken? Defective CIS.

  • Page 291: Image Reading System: Low Image Density

    Image reading system: Low image density <Sample of Image Quality Problem> 4011T003AA <Troubleshooting Procedures> Step Check Result Action Toner empty. YES Replace the Toner Cartridge. Defective PC Drum YES Replace the Drum Cartridge. Improper charging. YES Replace the HV1. Poor image transfer. YES Replace the Image Transfer unit.

  • Page 292: Image Reading System: Foggy Background Or Rough Image

    Image reading system: Foggy background or rough image <Sample of Image Quality Problem> 4011T004AA <Troubleshooting Procedures> Step Check Result Action Does sunlight or any other extraneous YES Protect the copier from extrane- light enter the machine? ous light. Is the document damaged or dirty? YES Replace the document.

  • Page 293: Image Reading System: Black Streaks Or Bands

    Image reading system: Black streaks or bands <Sample of Image Quality Problem> 4011T017AA 4011T023AA <Troubleshooting Procedures> Step Check Result Action Is the document damaged or dirty? YES Replace the document. Defective PC Drum. YES Replace the Drum Cartridge. CIS is dirty.. YES Clean the surface of CIS.

  • Page 294: Image Reading System: Black Spots

    Image reading system: Black spots <Sample of Image Quality Problem> 4011T521AA <Troubleshooting Procedures> Step Check Result Action Is the document damaged or dirty? YES Replace the document. Scratch on the PC Drum. YES Replace the Drum Cartridge. The problem has been eliminated after Replace the CIS Assy.

  • Page 295: Printer System: Blank Or Black Prints

    Printer system: Blank or black prints <Typical Faulty Images> 4011T035AA 4011T036AA <Troubleshooting Procedures> Step Check Result Action Is a printed page blank? YES Check PH Unit connectors for proper connection. Is the coupling of the drive mechanism of Check coupling of drive the Imaging Cartridge properly connected? mechanism for connection and correct as necessary, or...

  • Page 296: Printer System: Blank Spots

    Printer system: Blank spots <Typical Faulty Image> 4011T008AA <Troubleshooting Procedures> Step Check Result Action Is paper damp? YES Replace paper for one just unwrapped. Is the PC Drum scratchy? YES Replace Drum Cartridge. Is there foreign matter on paper path? YES Remove foreign matter.

  • Page 297: Printer System: Low Image Density

    (10) Printer system: Low image density <Typical Faulty Image> 4011T003AA <Troubleshooting Procedures> Step Check Result Action Is paper damp? YES Replace paper for one just unwrapped. Is there toner left in Toner Cartridge? Replace Toner Cartridge. Is PC Drum faulty (life)? YES Replace Drum Cartridge.

  • Page 298: Printer System: Foggy Background

    (11) Printer system: Foggy background <Typical Faulty Image> 4011T004AA <Troubleshooting Procedures> Step Check Result Action Is PC Drum scratchy? YES Replace Drum Cartridge. Is developing bias contact terminal in good Clean contact terminal or contact with the mating part? check terminal position. Is PH window dirty? YES Clean.

  • Page 299: Printer System: Black Streaks Or Bands

    (13) Printer system: Black streaks or bands <Typical Faulty Images> 4011T017AA 4011T023AA <Troubleshooting Procedures> Step Check Result Action Is paper path dirty with toner? YES Clean. Is PC Drum scratchy or dirty? YES Replace Drum Cartridge. Is Fusing Roller scratchy or dirty? YES Replace Fusing Unit (Fusing Roller).

  • Page 300: Communication Error

    FAX Error 7-1. Communication Error 4980P513AA Outline • Error caused by a problem of communication functioning. Five possible causes of errors are: 1. Communication is discontinued by a machine error. 2. Communication is discontinued by a machine trouble. 3. Communication is discontinued by an error occurring at the destination station. 4.

  • Page 301: Error Code

    7-2. Error Code Reception Code Possible Causes of Error. 0001 No G3 signal received within 35 sec. in manual receive mode. 0003 Received DIS after sending DIS signal. 0004 Received DCN after sending DTC signal. 0006 Detect busy tone within receiving phase B. 0009 Can not receive any signal within 35 sec.

  • Page 302

    Code Possible Causes of Error. - Remote monitor level error. Remote side can’t access in RSD. - The Customer machine has updated the firmware now. 0026 - The Service Tech. Rep. updated remote machine firmware by RSD 0029 Mailbox password not programmed or matched for mailbox receiving. 002A Line Problem 0030...

  • Page 303: Transmission

    Code Possible Causes of Error. 005B Did not detect phase E signal after primary channel within 6 seconds. 005C Detect busy tone within control channel after phase C. 005D Remote-side disconnect at phase C (V.34). 005E Did not detect control channel signal after received RCP frame within 6 seconds. 005F Did not detect silence after sending JM signal for polling TX function.

  • Page 304

    Code Possible Causes of Error. Modem not ready to receive V.34 data during 6 seconds after receiving CFR sig- 008F nal. 0090 Called side document not ready for our polling. Sending out DCS+TCF signal 3 times consecutively but no signal in response 0091 from receiver.

  • Page 305

    Code Possible Causes of Error. At phase-D, transmitting unit sends out EOP 3 times consecutively, but receives 00C1 no answer from receiving unit. 00C2 Remote side disconnect after sending out V.8 CM signal. After sending MPS signal, the received signal is not one of MCF, RTN, PIP, PIN, 00C4 RTP, DCN.

  • Page 306

    Code Possible Causes of Error. At phase-D, transmitting unit sends out PPS_EOP 3 times consecutively but no 00E8 answer. 00E9 Receive PIN signal after sent last page three times. Did not receive any response in RR response procedure after sending 00EA PPS_EOP.

  • Page 307: Troubleshooting Procedure Overview

    Network Error 8-1. Troubleshooting Procedure Overview • If it is not possible to transfer data correctly with the various settings made on [NET- WORK SETTING], the network or telephone line is probably defective. NOTE Network setting and line checks should be made by the network administrator (system administrator).

  • Page 308: Main Error Messages And Their Remedies

    8-3. Main Error Messages and Their Remedies Message Cause Remedy *COMM.ERROR* Communication is not possi- Check the transmission XXXX SERVER ble because of some problem results. in the machine or the condition Consult with the network of the network or server. administrator.

  • Page 309: Troubleshooting Functions

    8-4. Troubleshooting Functions Scan to E-Mail Transmission Condition Cause Action Transmission is not The connections are Check the LED indicator on the possible. incorrect. hub, and check the connections. The settings necessary Specify the necessary network set- for the device are not reg- tings.

  • Page 310

    Internet Fax Reception Condition Cause Action Reception is not The connections are Check the LED indicator on the possible. incorrect. hub, and check the connections. The setting to not auto- Specify a time interval for automati- matically check for new e- cally checking for new e-mail mes- mail messages has been sages.

  • Page 311

    Direct Fax Sending (Gateway TX) Condition Cause Action Data does not The Unimessage Pro I- Check the Unimessage Pro I-Net arrive at the copier. Net Portal settings are Portal settings. incorrect. Since the size of the Reduce the size of the data, for received data is large, it example, by decreasing the number cannot be received due to...

  • Page 312

    Condition Cause Action The number of Depending on the — digits in an input or browser, scroll within the display area and input area. If this is not the number of possible, this should not characters that affect the actual setting can be registered operation, although it may are different.

  • Page 313: List Of Communication Error Codes

    8-5. List of Communication Error Codes • The following error codes appear in TX Result Report, RX Result Report. Error code Description 0072 A connection to the SMTP server cannot be established. Communication is not possible because of some problem in the machine 0073 or the condition of the network or SMTP Server.

  • Page 314

    PF-125 Service Manual...

  • Page 315

    CONTENTS GENERAL 1. SPECIFICATIONS ................... G-1 DIS/REASSEMBLY, ADJUSTMENT 1. MAINTENANCE SCHEDULE ................D-1 2. REPLACEMENT/CLEANING OF PARTS ............D-2 (1) Cleaning of the Paper Take-Up Roll ..........D-2 (2) Replacement of the Paper Take-Up Roll ......... D-2 3. DISASSEMBLY/REASSEMBLY ..............D-3 3-1.

  • Page 316

    SPECIFICATIONS Name 2nd Paper Feed Cassette Type of paper Plain and recycled paper: 60 to 90 g/m (16 to 24 lb.) Media sizes A4 L and Letter L Paper capacity Maximum 500 sheets (80 g/m ) (21 lb.) Registration Center Power source DC 24 V, DC 5 V (supplied by main unit) Power consumption...

  • Page 317

    MAINTENANCE SCHEDULE • To ensure that this machine produces good printed pages and to extend its service life, it is recommended that the maintenance jobs described in this schedule be carried out as instructed. Replace Ref. Page Making one PM Parts Clean in This Continuous...

  • Page 318

    REPLACEMENT/CLEANING OF PARTS Cleaning of the Paper Take-Up Roll 1. Raise the main unit to separate it from the Paper Feed Cassette. 2. Using a soft cloth, wipe clean the surface of the Paper Take-Up Roller. 4136E002AA Replacement of the Paper Take-Up Roll 1.

  • Page 319

    DISASSEMBLY/REASSEMBLY 3-1. Identification of Exterior Parts and Removal Procedures for Them 4516D001AA Name Removal Procedure Remove the four screws. → Remove the Rear Cover. Rear Cover Remove the Rear Cover. → Remove the two screws. Right Cover → Remove the Right Cover. Remove the Rear Cover.

  • Page 320

    3-2. Removal of Circuit Boards NOTES • When removing a circuit board, refer to the precautions for handling printed circuit boards and follow the corresponding removal procedures. • The following removal procedures omit the removal of the applicable component from connectors and circuit board supports.

  • Page 321

    3-3. Disassembly Removal of the Paper Feed Cassette Paper Take-Up Unit 1. Raise the main unit to separate it from the Paper Feed Cassette. 2. Unhook the two tabs, and then remove the cover. 4516D003AB 3. Remove the actuator. 4136D035AA 4.

  • Page 322

    Removal of the Paper Feed Cassette Paper Take-Up Solenoid 1. Remove the Paper Feed Cassette Paper Take-Up Unit. 2. Remove the screw, and then remove the cover. 3. Remove the screw, unplug the connector, and then remove the Paper Feed Cassette Paper Take-Up Solenoid.

This manual also for:

Nefax 691

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