Muratec F-116 Field Engineering Manual
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Muratec F-116 Field Engineering Manual

Muratec F-116 Field Engineering Manual

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F-116 / F-116P
Field Engineering Manual
U.S.A. version 1.1
Muratec America, Inc.
3301 East Plano Parkway, Ste. 100
Plano, TX 75074
(469) 429-3300 (tel)
(469) 429-3465 (fax)
www.muratec.com

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  • Page 1 F-116 / F-116P Field Engineering Manual U.S.A. version 1.1 Muratec America, Inc. 3301 East Plano Parkway, Ste. 100 Plano, TX 75074 (469) 429-3300 (tel) (469) 429-3465 (fax) www.muratec.com...
  • Page 2                                ...

  • Page 3: Table Of Contents

    Contents chapter 1 Precautions 1.1 Safety Warning …………………………………………………… 1-1 1.2 Caution for safety ………………………………………………… 1-2 1.2.1 Toxic material ………………………………………………… 1-2 1.2.2 Electric Shock and Fire Safety Precautions ……………… 1-2 1.2.3 Handling Precautions ……………………………………… 1-3 1.2.4 Assembly / Disassembly Precautions ……………………… 1-3 1.2.5 Disregarding this warning may cause bodily injury ………...
  • Page 4 Contents 3.2 Screws used in the printer ……………………………………… 3-2 3.3 White Roller ……………………………………………………… 3-3 3.4 Front Cover ……………………………………………………… 3-4 3.5 Rear cover ………………………………………………………… 3-4 3.6 Scan Ass’y ……………………………………………………… 3-5 3.6.1 OPE unit …………………………………………………… 3-6 3.6.2 Scan Drive unit ……………………………………………… 3-7 3.6.3 ADF roller ……………………………………………………...
  • Page 5 Contents 4.2 Troubleshooting…………………………………………………… 4-26 4.2.1 Procedure of Checking the Symptoms …………………… 4-26 4.2.2 The cause and solution of Bad image …………………… 4-27 4.2.3 The cause and solution of the bad discharge …………… 4-43 4.2.4 The cause and solution of the malfunction ……………… 4-50 4.2.5 The cause and solutions of bad environment of the software …………………………...
  • Page 6 Exploded Views & Parts List * Avaiable on the Muratec Technical Support web site.

  • Page 7: Safety Warning

    Precautions 1. Precautions In order to prevent accidents and to prevent damage to the equipment please read the precautions listed below carefully before servicing the printer and follow them closely. 1.1 Safety Warning (1) Only to be serviced by appropriately qualified service technician. High voltages and lasers inside this product are dangerous.

  • Page 8: Caution For Safety

    (2) Please keep Drum cartridge and Toner Cartridge away from children. The toner powder contained in the Drum cartridge and Toner Cartridge may be harmful and if swallowed you should contact a doctor “Material Safety Data” sheets are available online at www.muratec.com. 1.2.2 Electric Shock and Fire Safety Precautions Failure to follow the following instructions could cause electric shock or potentially cause a fire.

  • Page 9: Handling Precautions

    Precautions 1.2.3 Handling Precautions The following instructions are for your own personal safety, to avoid injury and so as not to damage the printer (1) Ensure the printer is installed on a level surface, capable of supporting its weight. Failure to do so could cause the printer to tip or fall.

  • Page 10: Disregarding This Warning May Cause Bodily Injury

    Precautions 1.2.5 Disregarding this warning may cause bodily injury (1) Be careful with the high temperature part. The fuser unit works at a high temperature. Use caution when working on the printer. Wait for the fuser to cool down before disassembly. (2) Do not put finger or hair into the rotating parts.

  • Page 11: Esd Precautions

    Precautions 1.3 ESD Precautions Certain semiconductor devices can be easily damaged by static electricity. Such components are commonly called “Electrostatically Sensitive (ES) Devices” or ESDs. Examples of typical ESDs are: integrated circuits, some field effect transistors, and semiconductor “chip” components. The techniques outlined below should be followed to help reduce the incidence of component damage caused by static electricity.
  • Page 12 Precautions...

  • Page 13: Product Specifications

    Product specification and feature 2. Product specification and feature 2.1 Product Specifications 2.1.1 Product Overview F-116P : Fax, Copy, Print, Scan F-116 : Fax, Copy 1. Print Speed (F-116P only) • 19 ppm in Letter 2. Copy Speed • 19 ppm in Letter 3.

  • Page 14: Specifications

    Product specification and feature 2.1.2 Specifications • Product Specifications are subject to change without notice. See below for product specifications. 2.1.2.1 General Specifications Item F-116 F-116P Major Features Fax, Copier, Phone Fax, Copier, Print, Scan, Phone Size (W*D*H) with Hand Set 293.7 x 391.2 x 360 mm 293.7 x 391.2 x 360 mm Weight (Inculding Toner Cartridge)

  • Page 15: Print Specifications

    Product specification and feature Item F-116 F-116P Driver Printer TWAIN, WIA SmarThru4 Smart Panel Warm Up Time From Ready Mode Less than 9 seconds Less than 9 seconds Max. Monthly Print 10,000 pages 10,000 pages Volume 2,000 pages 2,000 pages (Duty Cycle) Average Monthly Print Volume Print : 500 pages, ADF : 500 pages...

  • Page 16: Scan Specifications

    Product specification and feature 2.1.2.3 Scan Specifications Item F116 F116P Scan Method Color CIS Scan Speed Gray Mode 72 sec through ADF Color 300dpi Color 75dpi Resolution Optical 600*600dpi Enhanced 600dpi Halftone 256 level Scan Size Max. Document Max.216mm(8.5") Width Effiective Scan Width N/A Max 216mm(Ltr),210mm(A4) Scan-to Application...

  • Page 17: Telephone Specifications

    Product specification and feature 2.1.2.5 Telephone Specifications Item F116 F-116P Handset On hook Dial Search Yes (Address Book) Yes (Address Book) 1-Touch Dial Speed Dial 250 locations (0~249) 250 locations (0~249) TAD I/F Tone/Pulse Pause Auto Redial Last Number Redial Distinctive Ring Caller ID External Phone Interface...

  • Page 18: Fax Specifications

    Product specification and feature 2.1.2.6 Fax Specifications Item F-116 F-116P Compatibility ITU-T G3 ITU-T G3 Communication System PSTN/PABX PSTN/PABX Modem Speed 33.6K bps 33.6K bps TX Speed 3 sec 3 sec Compression MH/MR/MMR MH/MR/MMR Resolution 203 x 98dpi 203 x 98dpi Fine 203 x 196dpi 203 x 196dpi...

  • Page 19: Paper Handling

    Product specification and feature 2.1.2.7 Paper Handling Item F-116 F-116P Capacity Main Tray 250 sheets 250 sheets (20lbs) Bypass Single Sheet Optional Cassette Output Capacity Face Down: 100Sheets/20lb Face Down: 100Sheets/20lb Face Down: 1 Sheet Face Down: 1 Sheet Output Control Face down/Face up Face down/Face up Paper Size...

  • Page 20: Maintenance Parts

    Product specification and feature 2.1.2.8 Maintenance Parts Item Image Part code Life Pick up Unit 50,000 Pages Pad Unit (Cassette) 50,000 Pages Transfer Roller 50,000 Pages Fuser Unit 50,000 Pages Pad Unit (ADF) 10,000 Pages...

  • Page 21: Model Comparison Table

    Product specification and feature 2.1.3 Model Comparison Table F-116P LJ-M1319f MFC-7225N Model (Muratec) (HP) (Brother) Type 4-in-1 (Print, Scan, Copy, Fax) Image ’10. Jan '08. Mar '05. Jun Speed (Ltr) 19ppm 18ppm 20ppm Resolution 600 x 600 dpi 1,200 x 1,200 dpi...

  • Page 22: System Overview

    Product specification and feature 2.2 System Overview This chapter describes the functions and operating principal of the main component. 2.2.1 Front View Document feeder Tray 1 Handset Document width guides Manual tray Toner cartridge Control panel Front door handle Manual tray paper width guides Output tray Output support Document input tray...

  • Page 23: Rear View

    Product specification and feature 2.2.2 Rear View USB port Power receptacle Extension telephone socket (EXT) Rear door Telephone line socket Rear door handle 2-11...

  • Page 24: System Layout

    Product specification and feature 2.2.3 System Layout This model is consisted of the Engine parts and F/W, and said engine parts is consisted of the mechanical parts comprising Frame, Feeding, Developing, Driving, Transferring, Fusing, Cabinet and H/W comprising the main control board, power board, operation panel, PC Interface. Top out-bin delivery roller Separation Pad ADF rubber...

  • Page 25: Feeding Part

    Product specification and feature 2.2.3.1 Feeding Part It is consists of a basic cassette, an MP tray for supplying different types of media (envelope, label, special paper) and parts related to paper transferring. 1) Separation method Paper is separated by the friction pad mounted to the center of the cassette. 2) Basic cassette It takes a center loading method and applies ‘friction pad separating method.’...

  • Page 26: Transfer Assy

    Product specification and feature 2.2.3.2 Transfer Assy - The transfer roller delivers the toner from the OPC drum to the paper. - There is no PTL Ass’y. - Life Span : Print over 50,000 sheets (in15~30 change to degrees F) 2.2.3.3 Driver Assy - The driving device is consisted of step motor, OPC, Pick- up, Feed, gear block all mounted as an assembly.
  • Page 27 Product specification and feature 2.2.3.4 Fuser It is consists of a halogen lamp, heat roller, pressure roller, thermistor and thermostat. It fuses the toner on to the paper by heat and pressure to complete the printing job. 1) Thermostat When a heat lamp is overheated, a Thermostat cuts off the main power to prevent over- heating. - Thermostat Type : Non- Contact type THERMOSTAT - Control Temperature : 170℃...
  • Page 28 Product specification and feature 6) Items for safety Protecting device for overheating - 1st protection device: Hardware cuts off when overheated - 2nd protection device: Software cuts off when overheated - 3rd protection device: Thermostat cuts off main power. Safety device - A fuser power is cut off when a front cover is opened - Maintain a temperature of fuser cover’s surface under 80℃...
  • Page 29 Product specification and feature 2.2.3.5 LSU (Laser scanning unit) It is the core part of the LBP which switches the video data received to the controller to the electrostatic latent image on the OPC drum by controlling laser beam, exposing OPC drum, by use of a polygon mirror. of polygon mirror.

  • Page 30: Toner Cartridge

    Product specification and feature 2.2.3.6 Toner Cartridge By using the electronic photo process, it creates a visual image. In the toner cartridge, the OPC unit and the developing unit are contained in one assembly. The OPC unit houses the OPC drum and charging roller, and the toner cartridge unit has toner, supply roller, developing roller and blade (Doctor blade) •...

  • Page 31: Engine H/W Specifications

    Product specification and feature 2.2.4 Engine H/W Specifications 2.2.4.1 Main PBA The Engine and the Printer Controller function are housed into one Main Board called Main PBA. The CPU is functioned as the bus control, I/O handling, drivers, and PC interface. The main board sends the Current Image of Video data to the LSU and manages the electrophotography for printing.
  • Page 32 Product specification and feature 1) CPU Use S3C46Q0X 16/32-bit RISC micro controller, Chorus 2,which is exclusive controller to execute Printer & FAX Function and to execute operation block by flash memory within system program, and to control whole system. - 1.8V internal, 3.3V external (I/O boundary) microprocessor with 4KByte Cache - Image Processor - On-chip clock generator with PLL - Memory &...
  • Page 33 Product specification and feature 4) Sensor Input Circuit ■ Paper Empty Sensing & Paper Width Sensor When a printing job comes to the CPU, the CPU initializes the pickup action regardless of the state of the sensor. If paper is then detected by the Feed Sensor, the paper will then be recognized as e.g. invoice paper even though the Paper Empty Sensor was on.
  • Page 34 Product specification and feature 2.2.4.2 HVPS and SMPS Board The HVPS Board and SMPS Board housed in one board. The HVPS board creates the high voltage of THV/MHV/Supply/Dev and supplies it to the developer portion takes the 24V and outputs the high voltage for THV/MHV/BIAS, and supplied to the high voltage, OPC cartridge, and transfer roller for optimum latent image and toner transfer quality.
  • Page 35 Product specification and feature ■ HVPS Board • Transfer High Voltage (THV+) - Input Voltage : 24 V DC ± 15% - Output Voltage : MAX +5.0KV ± 5 %,(Duty Variable, no loading) - 1.2KV ±15% (when cleaning,200 ㏁) - Input contrast of the Voltage stability degree : under ± 3 % (fluctuating input 21.6V~26.4V) Loading contrast : ±...
  • Page 36 Product specification and feature • Supply - Output Voltage : - 400 V ~ - 800V DC ±50 V(ZENER using, DEV ) - Input contrast of the output stability degree : under ± 5 % Loading contrast : ± 5 % or less - Output Voltage Rising Time : 50 ms Max - Output Voltage Falling Time : 50 ms Max - Output Loading range : 10 MΩ...
  • Page 37 Product specification and feature 2.2.4.3 Fax Our fax feature is based on Conexant DAA (Data Access Arrangement) Solution, and is controlled by a dual Chip Set Solution. - CX86710 (SFX336) : This Modem Chip adds SSD (System Side Device) for interfacing between LSD and DIB of FM336Plus Core - CX20493 (LSD) : This Modem Chip LIU (Line Interface Unit) is controlled by SSD and satisfies each PSTN requirement by modulating the internal configuration with connecting Tel Line.
  • Page 38 Product specification and feature 2.2.4.4 Scan 1) Pictorial signal input part: output signal of CIS passes through MP Cap change to ADC at LAFE1001, and defined signal between LAFE1001 and JUPITER5 processes the Image signal. When AFE accepts each pixel, CDS (Correlated Double Sampling ) technique which samples arm-level twice is used on each pixel by the CIS signal.

  • Page 39: Engine F/W Contol Algorithm

    Product specification and feature 2.2.5 Engine F/W Contol Algorithm 2.2.5.1 Feeding If feeding from a cassette, the drive to the pickup roller is controlled by a solenoid. The on/off time the solenoid is controlled by Main PBA. The Paper Jam protocols are as follows: Item Description - After picking up, paper cannot be entered due to paper is not fed.
  • Page 40 Product specification and feature 2.2.5.3 Fusing The temperature change of the heat roller’s surface is changed to the resistance value through the thermistor. The Heat Roller temperate (warmup) is measured by converting the resistance of the thermistor to a measurable DC voltage value. The AD converter changes it to a digital value so it knows when it has reach its proper fusing temperature.

  • Page 41: S/W Descriptions

    Product specification and feature 2.2.6 S/W Descriptions 2.2.6.1 Overview The software system is constructed as follows: 1) The Host Software is an application software that can operate in a Windows and/or Web Environment. 2) The Firmware portion is an Embedded software controlling the print job. 2.2.6.2 Architecture Host Software is made up of: 1.
  • Page 42 Product specification and feature 2.2.6.3 Data and Control Flow . GDI & PCL6 (PCL XL) Provided below is a detail explanation of the Block Diagram above. Host Side is made up of: 1. The Print Driver that is Windows application softwares translate printed data to one of printer languages and creates spooler file.
  • Page 43 Product specification and feature Firmware Side is made up of: 1. Network Interface Card is that relay the communication between Host and kernel using various network protocols. 2. Kernel manages the flow control of emulation procedure, receiving data from Host or Network card and printing with engine &...
  • Page 44 Product specification and feature 2-32...

  • Page 45: Precautions When Replacing Parts

    Disassembly and Reassembly 3. Disassembly and Reassembly 3.1 Precautions when replacing parts 3.1.1 Precautions when assembling and disassembling * Use only approved spare parts. Ensure that part number, product name, any voltage, current or temperature rating are correct. Failure to do so could result in damage to the machine, circuit overload, fire or electric shock.

  • Page 46: Screws Used In The Printer

    Disassembly and Reassembly 3.2 Screws used in the printer The screws listed in the table below are used in this printer. Please ensure that, when you disassemble the printer, you keep a note of which screw is used for which part and that, when reassembling the printer, the correct screws are used in the appropriate places.

  • Page 47: White Roller

    Disassembly and Reassembly 3.3 White Roller 1. Open the OPE Unit. 2. Pull the lever up on the right end of the white roller. Then lift the roller out.

  • Page 48: Front Cover

    Disassembly and Reassembly 3.4 Front Cover 1. Take out the Cassette. 2. Open the front cover. Unlatch the front cover from the Frame assy. 3.5 Rear cover Remove 4 screws securing the rear cover and remove it.

  • Page 49: Scan Ass'y

    Disassembly and Reassembly 3.6 Scan Ass’y 1. Before removing Scan Ass’y, remove the rear 4. Remove all connectors and 1 screw. cover. 2. Open the front cover. And remove 2 screws from the front. 5. Remove 1 screw. Then lift the Scan Assy up. 3.

  • Page 50: Ope Unit

    Disassembly and Reassembly 3.6.1 OPE unit 1. Open the OPE unit. And release the latch from 3. Remove 2 screws. holder. 4. Open the OPE bottom cover. 2. Carefully release the latches from both side of Release the OPE PBA after removing 1 OPE unit.

  • Page 51: Scan Drive Unit

    Disassembly and Reassembly 3.6.2 Scan Drive unit 1. Remove the OPE unit. (Refer to 3.6.1) 3. Remove 2 screws. Then remove 4 screws. 4. Unplug the connector. Then release the scan 2. Open the Scan Cover. drive unit.

  • Page 52: Adf Roller

    Disassembly and Reassembly 3.6.3 ADF roller 1. Remove the Scan Drive unit. 2. Release the ADF roller as shown below. 3.6.4 CIS 1. Remove the white roller. 2. Release the CIS after unlatching both side holder.

  • Page 53: Right/Left Cover

    Disassembly and Reassembly 3.7 Right/Left Cover 1. Remove the front cover and rear cover. (Refer to 3.4, 3.5) 2. Remove the Scan Assy. (Refer to 3.6) 3. Remove the Left/ Right cover by removing hooks of right/left/top/bottom side. Hook Hook Hook Hook...

  • Page 54: Fuser Unit

    Disassembly and Reassembly 3.8 Fuser Unit 1. Remove the rear cover. 2. Remove 4 screws. 3. Unplug the 2 connectors from SMPS board and Main board. 4. Take off the Fuser unit. 3-10...

  • Page 55: Drive Unit

    Disassembly and Reassembly 3.9 Drive unit 1. Remove the Rear cover/ Scan Assy / Left cover. 3. Take off the Drive Unit after removing 1 connector. 2. Remove 6 screws. 3.10 Solenoid 1. Remove the Drive unit (refer to 3.9) 5.

  • Page 56: Fan

    Disassembly and Reassembly 3.11 FAN 1. Remove the right cover. 2. Remove 1 screw and 1 connector. 3. Take off the FAN. 3-12...

  • Page 57: Lsu

    Disassembly and Reassembly 3.12 LSU 1. Remove the Rear cover/ Scan Ass’y 2. Lift the LSU unit off by removing 3 screws and 2 connectors. 3-13...

  • Page 58: Transfer Roller

    Disassembly and Reassembly 3.13 Transfer Roller 1. Open the front cover. 2. Take out the toner cartridge. 3. Take off the transfer roller by release its right shaft from hook. Transfer roller Caution Don’t touch the surface of tranfer roller. 3-14...

  • Page 59: Main Pba And Smps/Hvps Board

    Disassembly and Reassembly 3.14 Main PBA and SMPS/HVPS board 1. Take out the Cassette unit. 2. Remove Front cover / Rear cover / Scan Ass’y / Right cover. (refer to 3.4~3.7) 3. Remove 10 screws (bottom x 9 , rear x 1 ) and 2 connector. (SMPS x 1 , Fan x 1) 4.

  • Page 60: Pick Up Roller

    Disassembly and Reassembly 3.15 Pick up roller 1. Take out the Cassette unit. 2. Turn the printer over. 3. Take off the pick up roller after removing 1 screw. 3.16 Cassette holder pad 1. Take out the Cassette unit. 2. Take off the holder pad by unhooking both latches.

  • Page 61: Alignment And Troubleshooting

    Alignment and Troubleshooting 4. Alignment and Troubleshooting 4.1 Alignment and Adjustments This chapter describes the main functions for servicing the equipment, such as the product maintenance proper repair procedures, jam removal procedures, and so on. 4.1.1 Control Panel ■ F-116 Series This control panel may differ from your machine depending on its model.
  • Page 62 Alignment and Troubleshooting Menu Enters Menu mode and scrolls through the available menus. Status Shows the status of your machine. Back Sends you back to the upper menu level. (Fax) Activates fax mode. (Copy) Activates copy mode. (Scan) Activates scan mode. Dials fax number, and enters the number value for document copies or other Numeric keypad options.

  • Page 63: Understanding The Status Led

    Alignment and Troubleshooting 4.1.2 Understanding the Status LED The color of the status LED indicates the machine’s current status. STATUS DESCRIPTION • The machine is off-line. • The machine is in power saver mode. When data is received, or any button is pressed, it switches to on-line automatically.

  • Page 64: Jam Removal

    Alignment and Troubleshooting 4.1.3 JAM Removal 4.1.3.1 Clearing Original Document Jams When an original jams while passing through the document feeder, a warning message appears on the display screen. Input Misfeed Exit Misfeed 1. Remove any remaining originals from the 1.

  • Page 65: Clearing Paper Jams

    Alignment and Troubleshooting 4.1.3.2 Clearing paper jams When a paper jam occurs, a warning message appears on the display. To resume printing after clearing paper jams, you must open and close the front door. In tray 1 3. Inspect tray and clear any damaged sheets. 1.
  • Page 66 Alignment and Troubleshooting In the manual tray Inside the machine 1. If the paper is not feeding properly, pull the 1. Open the front door and pull the toner cartridge paper out of the machine. out, lightly pushing it down. 2.
  • Page 67 Alignment and Troubleshooting In exit area 4. Pull the pressure levers down and remove the paper. 1. Open and close the front door. The jammed paper is automatically ejected from the machine. If you do not see the jammed paper, go to next step.

  • Page 68: Paper Path

    Alignment and Troubleshooting 4.1.4 Paper Path...

  • Page 69: Menu Map

    Alignment and Troubleshooting 4.1.5 Menu Map The control panel provides access to various menus to set up the machine or use the machine’s functions. These menus can be accessed by pressing Menu. To select 1st level menu, press the menu button or numeric button.
  • Page 70 Alignment and Troubleshooting 1st Level 2nd Level 3rd Level Default 3. Fax Setup Ring to Answer ◀ Ring to Answer ▶ Darkness Light/Normal/Dark Normal Redial Term 1~15 Min 3 minutes Redials 0~13 times 7 times MSG Confirm On, Off, On-Error On-Error Image TCR On, Off...
  • Page 71 Alignment and Troubleshooting 1st Level 2nd Level 3rd Level Default 6. Reports Phone Book ◀ Phone Book ▶ Sent Report RCV Report System Data Scheduled Jobs MSG Confirm Junk Fax List 10 ea 7. Sound/Volume Speaker On, Off, Comm. Comm. ◀...
  • Page 72 Alignment and Troubleshooting 1st Level 2nd Level 3rd Level Default 9. Maintenance Clean Drum ◀ Clean Drum ▶ Notify Toner Clear Memory Clear All Mem. Paper setting Copy Setup Fax Setup Fax Feature Advanced Fax Sound/Volume Machine Setup Sent Report RCV Report Phone Book Adjust Shading...

  • Page 73: Tech Mode

    Alignment and Troubleshooting 4.1.6 Tech Mode In service (tech) mode, the technician can check the machine and perform various test to isolate the cause of a malfunction. While in Tech mode, the machine still performs all normal operations. To enter the Tech Mode To enter the Tech Mode, press the buttons as following “...
  • Page 74 Alignment and Troubleshooting ■ Tech mode Menu Map Depth1 Depth2 Depth3 Data Setup Send Level -9~-15 Modem Speed 33.6, 28.8, 14.4, 12.0, 9.6, 4.8 Error Rate 5%, 10% Dial Mode Tone,Pulse Notify Toner Customer No. Customer Name Service No. Serial No. Customer Name Service No.

  • Page 75: Data Setup

    Alignment and Troubleshooting Data Setup Send Level You can set the level of the transmission signal. Typically, the Tx level should be under -12 dBm. Caution : The Send Fax Level is set at the best condition from factory. Never change settings arbitrarily. Dial Mode This function can choose dial method.

  • Page 76: Switch Test

    Alignment and Troubleshooting Machine Test Switch Test Use this feature to test all keys on the operation control panel. The result is displayed on the LCD window each time you press a key. Modem Test Use this feature to hear various transmission signals to the telephone line from the modem and tocheck the modem.
  • Page 77 Alignment and Troubleshooting Report PROTOCOL LIST This list shows the sequence of the CCITT group 3 T.30 protocol during the most recent sending or receiving operation. If a communication error occurs, use this report to check for send and receive errors. SYSTEM DATA This list provides a list of the user system data settings and tech mode settings.

  • Page 78: Edc Mode

    Alignment and Troubleshooting 4.1.7 EDC Mode The EDC Mode is used to independently control and test each sensor and driver component, so as to more easily service the printer. ■ Method to enter 1. After turn on the system power, check the “Ready” message on the LCD. 2.
  • Page 79 Alignment and Troubleshooting ■ EDC Mode Menu 0. Cover Status Item Description When the front cover opened, “Open” message display LCD. If the front Front Cover cover closed, “Closed” message display LCD. 1. Sensor Status Item Description Regi/Feed/Exit Sensor Manually open and close the actuator of the sensor [Regi, Feed, and/or Exit Sensor] you wish to check, the message “Without Paper”...
  • Page 80 Alignment and Troubleshooting 5. LSU Control Item Description When “OK” key is pushed after ”ON” message displayed, ”OFF” message LD Power will be displayed after 10 seconds LSU Motor If “OK” key is pushed after “ON” displayed, motor will be run. LSU motor will auto - stop after 10 seconds and ”OFF”...

  • Page 81: Firmware Upgrade

    Alignment and Troubleshooting 4.1.8 Firmware upgrade and replacing the main PBA. ♦ USB and Network port are used to update the firmware. Network applications (SWAS, SWS) can be used to update the firmware. ♦ Normal Update Send ROM file via USB, network port in Ready state. It will automatically update and reset.

  • Page 82: Periodic Defective Image

    Alignment and Troubleshooting 4.1.9 Periodic Defective Image If an image defects appears at regular intervals on the printed-paper, it is due to a faulty or damaged roller. Refer to the table below and check the condition of the appropriate roller. Period (mm) Defective part Roller...

  • Page 83: Error Message

    Alignment and Troubleshooting 4.1.10 Error Message Messages appear on the control panel display to indicate the machine’s status or errors. Refer to the tables below to understand the messages’ and their meaning, and correct the problem as is necessary. Checking display messages •...
  • Page 84 Alignment and Troubleshooting Descriptions Solutions LCD Display [No Answer] The remote fax machine has not Try again. Make sure that the remote answered after several redial machine is operational. attempts. [Incompatible] Reconfirm the remote machine’s The remote machine does not have the requested feature, such as a features.
  • Page 85 The cartridge is out of toner. Replace the toner cartridge. Replace Toner Toner Empty Toner is empty, replace or order for Replace the toner cartridge. Replace Toner new toner. Non Muratec When NON-Muratec cartridge is Replace the toner cartridge. Cartridge inserted in MFP. 4-25...

  • Page 86: Troubleshooting

    Alignment and Troubleshooting 4.2 Troubleshooting 4.2.1 Procedure of Checking the Symptoms Before attempting to repair the printer first obtain a detailed description of the problem from the customer. Power On - No Power - Power Module error Green LED on? - Main PBA error - Panel PBA error Check the...

  • Page 87: The Cause And Solution Of Bad Image

    Alignment and Troubleshooting 4.2.2 The cause and solution of Bad image 1) Vertical Black Line and Band Description : 1. Straight thin black vertical line occurs in the printing. 2. Dark black vertical band occur in the printing. 1. Damaged develop roller in the Toner cartridge.
  • Page 88 Alignment and Troubleshooting 2) Vertical White Line Description : White vertical voids in the image. Foreign matter stuck onto the 1. Foreign matter stuck onto the window : Clean the LSU window window of internal lenses with recommended cleaner(IPA) of LSU mirror. Clean the window with a clean cotton swab.
  • Page 89 Alignment and Troubleshooting 3) Horizontal Black Band Description : Dark or blurry horizontal stripes occur in the printing periodically. (They may not occur periodically.) Clean each voltage terminal of the 1. Bad contacts of the voltage Charge, Supply, Develop and terminals to developer.
  • Page 90 Alignment and Troubleshooting 4) Black/White Spot Description : 1. Dark or blurry spots occur periodically in the printing 2. White spots occur periodically in the printing 1. If dark or blurry black spots occur periodically, Print several OPC cleaning Mode the rollers in the Developer may be conta- Prints and then run the Self-test minated with foreign material or paper particles.
  • Page 91 Alignment and Troubleshooting 5) Light Image Description : The printed image is light, with no ghost. Check if the Toner Save mode is off. 1. Develop roller Check if the density is light. brush is too thin due to the cartridge being almost empty.
  • Page 92 Alignment and Troubleshooting 6) Dark Image or a Black Page Description : The printed image is dark. Check the state of the connector 1. No charge voltage in the engine board. which connects the engine board and HVPS. 2. Charge voltage is not turned 1.
  • Page 93 Alignment and Troubleshooting 7) Uneven Density Description : Print Density is uneven between left and right. 1. The pressure force on the left and right springs of the transfer roller is not even, the springs are Replace both the left and right damaged, the transfer roller is improperly Spring Holder.
  • Page 94 Alignment and Troubleshooting 8) Background Description : Light dark background appears in whole area of the printing. 1. Does character The toner cartridge is basically exist less than 2% per a page, or has designed to print 7K sheets with machine been left used 5% image.
  • Page 95 Alignment and Troubleshooting 9) Ghost (1) Description : Ghost occurs at 75.5 mm intervals of the OPC drum in the whole printing. 1. Bad contacts caused by contamination from toner particles between high voltage Clean any contaminated terminals. terminal in the main body and the electrode of the Toner cartridge.
  • Page 96 If not solved by the direction 3, 4. Transfer roller lifetime(50K sheets) check the transfer roller lifetime has expired. and replace it. Alignment and Troubleshooting Continue.. Continue.. Instruct the customer that the machine has to be at average room 5. Abnormal low temperature temperate in order to produce good (below 10℃).
  • Page 97 Alignment and Troubleshooting 10) Ghost (2) Description : Ghost occurs at 75.5 mm intervals of the OPC drum in the whole printing. (When printing on card stock or transparencies using manual feeder) When printing on card stock Select 'Thick Mode' on paper type thicker than normal paper or menu from the software application transparencies such as OHP, higher...
  • Page 98 Alignment and Troubleshooting 11) Ghost (3) : Fuser Description : Ghost occurs at 62.8 mm or 77.6mm intervals. Disassemble the fuser Unit. Clean the Fuser Rollers, The temperature of the fuser and Thermistor. is being maintained too high. (Caution: can be deformed) 4-38...
  • Page 99 Alignment and Troubleshooting 12) Stains on the Face of Page Description : The background on the face of the printed page is stained. 1. Toner leakage due to improperly Replace the toner cartridge. sealed toner cartridge. If the transfer roller is 2.
  • Page 100 Alignment and Troubleshooting 13) Stains on Back of Page Description : The back of the page is stained at 47 mm or 62.8mm intervals. 1. Replace the transfer roller if contaminated severely. 1. 47mm : Transfer roller is 2. Perform the OPC Cleaning Mode contaminated.
  • Page 101 Alignment and Troubleshooting 14) Blank Page Print out (1) Description : Blank page is printed. 1. Check if the Ground-OPC is Bad ground contacts in OPC and/or defective(set inside right side). toner cartridge. 2. Remove contamination of the terminals of the toner cartridge and the unit.
  • Page 102 Alignment and Troubleshooting nter Digital Printer Digital Printer nter Digital Printer 15) Blank Page Print out (2) Digital Printer nter Digital Printer Digital Printer nter Digital Printer Digital Printer Description : 1. Blank page is printed. nter Digital Printer Digital Printer 2.

  • Page 103: The Cause And Solution Of The Bad Discharge

    Alignment and Troubleshooting 4.2.3 The cause and solution of the bad discharge 1) Wrong Print Position Description : Printing begins at wrong position on the paper. Wrong sense time caused by defective Replace the defective actuator feed sensor actuator. 4-43...
  • Page 104 Alignment and Troubleshooting 2) JAM 0 Description : 1. Paper is not exited from the cassette. 2. Jam-0 occurs when the paper feeds into the printer 1. Check the Solenoid by using Replace the solenoid. EDC Mode. Replace the side-pad Assembly 2.
  • Page 105 Alignment and Troubleshooting 3) JAM 1 Description : 1. Recording paper is jammed in front of or inside the fuser. 2. Recording paper is stuck in the discharge roller and in the fuser just after passing through the Actuator-Feed. 1. If the recording paper is jammed in Replace the SMPS or Exit-Sensor.
  • Page 106 Alignment and Troubleshooting 4) JAM 2 Description : 1. Recording paper is jammed in front of or inside the fuser. 2. Recording paper is stuck in the discharge roller and in the fuser just after passing through the Actuator-Feed. Check if the exit sensor actuator is 1.
  • Page 107 Alignment and Troubleshooting 5) Multi-Feeding Description : Multiple sheets of paper are fed at once. Check the Guide side L/R or Guide Replace the solenoid if necessary. Rear in the Cassette, if the position is correct. 2. Solenoid malfunction Replace the Main PBA. (the solenoid does not work properly): Perform EDC Mode.
  • Page 108 Alignment and Troubleshooting 6) Paper rolled in the fuser Description : If contaminated at intervals of 77.6mm on the back of a paper. After disassembling the fuser, 1. Contamination of the clean contamination between the pressure roller or heat roller heat roller and the thermostor and (Background, Hot off set).
  • Page 109 Alignment and Troubleshooting 7) Paper rolled on the OPC Drum Description : Paper is rolled up in the OPC. Recommend to use normal paper. 1. Paper is too much thin. How to remove the rolled paper in the OPC. Remove the paper while turning 2.

  • Page 110: The Cause And Solution Of The Malfunction

    Alignment and Troubleshooting 4.2.4 The cause and solution of the malfunction 1) Fuser Error Description : Fuser error is displayed on LCD Replace the fuser if a thermostat 1. Check whether the thermostat, is open. AC wire, and/or heat lamp are open or not.
  • Page 111 Alignment and Troubleshooting 2) LSU Error Description : “PMOTOR ERROR/HSYNC ERROR’ 1. Check whether the LSU Replace a LSU connector is disconnected or not. Replace a main board if the same 2. Check whether the LSU error occurs again after replacing motor is rotating or not.
  • Page 112 Alignment and Troubleshooting 3) Not function of the gear of the fuser due to melting away Description : The motor breaks away from its place due to gear melting away. 1. Replace the Fuser. 1. Check the Heat Lamp. 2. Replace the Main PBA. 3.
  • Page 113 Alignment and Troubleshooting 4) Paper Empty Description : Paper empty error message is displayed on LCD when paper is loaded in the cassette. 1. Bending or deformation Replace the defective actuator. of the actuator of the paper sensor. 2. The function of the Replace the Sensor PBA.
  • Page 114 Alignment and Troubleshooting 5) Paper Empty without indication Description : Paper empty error message does not display when the paper cassette is empty. 1. Bending or deformation Replace the defective actuator. of the actuator of the paper sensor. 2. The function of the Replace the engine board.
  • Page 115 Alignment and Troubleshooting 6) Cover Open Description : The ERROR lamp is on even when the print cover is closed. 1. The hook lever in the Replace the hook lever, front cover or Guide rear if defective. may be defective. 1.
  • Page 116 Alignment and Troubleshooting 7) No error LED when the cover is open Description : The Error LED does not come on even when the printer cover is open 1. Check the insertion of the 1. Check the connector and Cover Open S/W Connect. circuit of the cover switch department 2.
  • Page 117 Alignment and Troubleshooting 8) No Power Description : When system power is turned on, all lamps on the operator panel do not come on. Replace the power supply cord 1. Check if the power input or SMPS. and SMPS output are normal. 2.
  • Page 118 Alignment and Troubleshooting 9) Vertical Line Getting Curved Description : When printing, vertical line gets curved. 1. If the supply of +24v is unstable in the Main Control board Replace LSU. linking with LSU, check drive by EDC Mode: LSU Check. 1.

  • Page 119: The Cause And Solutions Of Bad Environment Of The Software

    Alignment and Troubleshooting 4.2.5 The cause and solutions of bad environment of the software 1) The printer is not working (1) Description : While Power turned on, the printer is not working in the printing mode. Check the power of the printer and perform 1.
  • Page 120 Alignment and Troubleshooting 2) The printer is not working (2) Description : After receiving the printing order, no response at all or the low speed of printing occurs due to wrong setup of the environment rather than malfunction of the printer itself. Not working with the message 'insufficient printer memory' means hard disk space 1.
  • Page 121 Alignment and Troubleshooting 3) Abnormal Printing Description : The printer is not working properly even when the cable has no problem (even after the cable is replaced). If the printer will not work at all or the strange fonts are repeated, the printer driver may be defective or wrong setup in the CMOS Setup.

  • Page 122: Fax & Phone Problems

    Alignment and Troubleshooting 4.2.6 Fax & Phone Problems 1) No Dial Tone Description : While on-hook button is pressed, there is no dial tone. If the telephone cord is normal but 1. Check if the telephone there is no dial tone, then try to line cord is connected to replace the LIU B'd.
  • Page 123 Alignment and Troubleshooting 2) Defective MF DIAL Description : The MF DIAL is not functioning. If you cannot hear the OHD 1. Check if the telephone line is CLICK sound, the OPE Ass'y may connected correctly. be defective. Try to replace the OPE Ass'y.
  • Page 124 Alignment and Troubleshooting 3) Defective FAX FORWARD/RECEIVE Description : The FAX FORWARD/RECEIVE is not functioning. 1. Check if you can hear If the MODEM testing is normal a dial tone by pressing and there is no dial tone, then try OHD.
  • Page 125 Alignment and Troubleshooting 4) Defective FAX FORWARD Description : RECEIVE is functioning, but FORWARD is not functioning or the received data are broken. 1. Check if there is NOISE If it makes NOISE while using when pressing on-hook dial. on-hook dial, replace or repair the telephone line.
  • Page 126 Alignment and Troubleshooting 5) Defective FAX RECEIVE (1) Description : FORWARD is functioning, but RECEIVE is not functioning or the received data are broken. 1.Check if there is NOISE If it makes NOISE while when pressing on-hook dial. on-hooking, replace or repair the telephone line.
  • Page 127 Alignment and Troubleshooting 6) Defective FAX RECEIVE (2) Description : The received data are lengthened or cut in the printing. 1. Check if there is NOISE If it makes NOISE, rearrange the when pressing on-hook dial. telephone line. (Refer to 'Defective FAX RECEIVE'.) 2.
  • Page 128 Alignment and Troubleshooting 7) Defective FAX RECEIVE (3) Description : The phone is ringing continuously, but it cannot receive. Even when the RECEIVE Mode is Check if the RECEIVE Mode is changed to FAX MODE, it cannot TEL MODE or FAX MODE. receive, then replace the LIU and the Main B'd in sequence.
  • Page 129 Alignment and Troubleshooting 8) Defective FAX RECEIVE (4) Description : The received data is reduced by more than 50% in the printing. After checking the data of the Check the FAX status of the forwarding side, correct the forwarding side. FAX of the forwarding side.
  • Page 130 Alignment and Troubleshooting 9) Defective Automatic Receiving Description : The automatic receiving function is not working. 1. If the RECEIVE Mode is set to the TEL MODE, reset it to the 1. Check if the RECEIVE Mode is FAX MODE. TEL MODE or FAX MODE.

  • Page 131: Copy Problems

    Alignment and Troubleshooting 4.2.7 Copy Problems 1) Black Copy Description : Black page is printed out when copy. Room light can pass through a 1. Check the Scan-Cover open. thin original. Remake shading profile in the 2. Check shading profile. tech mode.
  • Page 132 Alignment and Troubleshooting 2) White Copy Description : White page is printed out when Copy. Check the CCD harness contact. 1. Check the CCD problem in Main PBA. Remake shading profile in the 2. Check shading profile. tech mode. 4-72...
  • Page 133 Alignment and Troubleshooting 3) Abnormal noise Description : There is noise when copy. Check the right position of the 1. Check the Scanner Motor Scanner Motor, and check the any and any mechanical disturbance. mechanical disturbance in the CCD carriage part. If any driver is defective, replace it.
  • Page 134 Alignment and Troubleshooting 4) Defective Image Quality Description : The copied image is light or bad. Perform shading profile in the 1. Check shading profile. tech mode. The gap above 0.5 mm can 2. Check the gap between cause a blurred image. original and scanner glass.

  • Page 135: Scanning Problems

    Alignment and Troubleshooting 4.2.8 Scanning Problems 1) Defective PC Scan Description : The PC Scan is not functioning at all. If the PC and the cable are not 1. Check the Cable (USB or Parallel) connected properly, reconnect it. After confirming that it is proper by performing a PC printing test 2.
  • Page 136 Alignment and Troubleshooting 2) Defective Image Quality of PC Scan Description : The image PC scanned is not clear or bad. If the CCD waveform form is 1. Check the waveform form abnormal, try to replace the CCD by performing a CCD Ass'y.

  • Page 137: System Diagram

    System Diagram 5. System Diagram 5.1 Block Diagram...

  • Page 138: Connection Diagram

    System Diagram 5.2 Connection Diagram DEVICE MOTOR SCAN CN14 SPEAKER_OUT1 SPEAKER_OUT2 MAIN_CLUTCH 24VS nKEY_POWER_SW OPE_TXD nOPE_RST REGI_CLUTCH OPE_RXD 24VS OUT2B OUT2A OUT1B OUT1A 5V_LSU VDO_2_P VDO_1_N nSH_LSU_1 HSYNC_1 LD_POWER1 nLDON_LSU CLK_LSU_MOT nREADY_LSU nLSU_MOT_EN CN10 CN11 SMPS I/F CRUM THERMISTOR FAN_SMPS SMPS I/F...

  • Page 139: Reference Information

    Reference Information 6. Reference Information This chapter contains the tools list, list of abbreviations used in this manual, and a guide to the location space required when installing the printer. A definition of test pages and Wireless Network information definition is also included.

  • Page 140: Acronyms And Abbreviations

    Reference Information 6.2 Acronyms and Abbreviations The table below explains abbreviations used in this service manual. The contents of this service manual are declared with abbreviations in many parts. Please refer to the table. 6.2.1 Acronyms Automatic Background Suppression Foreign Device Interface (a kind of copy feature) Foreign Interface Attachment Automatic Paper Feeder (Tray)
  • Page 141 Reference Information Management Information Base Remote Control Panel MIME Multipurpose Internet Mail Extensions RT-OS Real Time Operating System Modified Read Receive (a kind of image data coding method) Scan-To-Email Modified and Modified Read Solid Area Density (a kind of image data coding method) Service Call MN std Multi-National Standard...

  • Page 142: Service Parts

    Reference Information 6.2.2 Service Parts ACRONYM EXPLANATION ELA HOU-SCANNER ASS’Y ELA=Electrical Assembly, HOU =Housing MEA UNIT-COVER PA EXIT ASS’Y MEA= Mechanical Assembly, PA=Paper PMO-TRAY EXTENTION MP NE PMO= Processing Mold MP=Multi-Purpose (Bypass) tray NE=for NEC MEC-CASSETTE ASS’Y (LETTER) MEC = Mechanic Combined unit COVER-M-FRONT M=Mold MPR-NAME/PLATE...
  • Page 143 Reference Information ACRONYM EXPLANATION SPECIAL SCREW (PANNEL MFP) MFP =Multi-Functional Peripheral A/S MATERAL-DUMMY UPPER ASS’Y A/S=After-Service MCT-GLASS ADF MCT= Machinery Cutting ADF=Automatic Document Feeder PPR-REGISTRATION EDGE(F) PPR= Processing Press IPR-HOLDER GLASSI PR=Iron Press MCT-GLASS SCANNER (LEGAL) MCT= Machinery Cutting CBF HARNESS-OPE OPE=Operation Panel (Control Panel) PBA SUB-D_SUB PBA SUB-D_SUB =>Sub Printed circuit Board...
  • Page 144 Reference Information ACRONYM EXPLANATION SPRING CS RE CS=Compress RE=Rear SPRING CS FR CS=Compress FR=Front PMO-BUSHING FINGER, F F=Front ICT-SHAFT-EXIT LOWER ID ID=Idler SPRING-EXIT ROLL FD FD=Face Down PMO-BUSHING_P/U,MP P/U=Pickup MP =Multi-Purpose (Bypass) tray PMO-HOLDER CAM MPF MPF=Multi-Purpose Feeder (=MP) PMO-GEAR P/U MPF P/U=Pickup MFP =Multi-Functional Peripheral RPR-RUBBER PICK UP,MP...
  • Page 145 Reference Information ACRONYM EXPLANATION GEAR-EXIT/U,ID U=Upper ID=Idler IPR-TERMINAL FU FU=Fuser PMO-BEARING H/R-F H/R-F=Heat Roller - Front BEARING-H/R L H/R-L=Heat Roller -Left PEX-ROLLER EXIT F_UP PEX= Processing Extrude F_UP=Face Up SPRING ETC-P/R P/R=Pressure Roller SPRING(R)-CAU-HOT-FU CAU-HOT-FU = Caution Hot -Fuser PMO-ARM ACTUATOR PMO-ARM= Processing Mold Arm LABEL(R)-HV FUSER HV=High Voltage (220V)

  • Page 146: The Sample Pattern For The Test

    Reference Information 6.3 The Sample Pattern for the Test The sample pattern shown in below is the standard pattern used in the factory. The life of the toner cartridge and the printing speed are measured using the pattern shown below. (The image is 70% of the actual A4 size).

  • Page 147: Selecting A Location

    Reference Information 6.4 Selecting a location Select a level, stable place with adequate space for air circulation. Allow extra space for opening covers and trays. The area should be well-ventilated and away from direct sunlight or sources of heat, cold, and humidity. Do not set the machine close to the edge of your desk or table.
  • Page 148 Reference Information 6-10...
  • Page 150 Muratec America, Inc. 3301 East Plano Parkway, Ste. 100 Plano, Texas 75074 (469) 429-3300 (Tel) (469) 429-3465 (Fax) www.muratec.com...

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