2Wire F-116 manuale d’uso

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.m ur at ec .c o m[...]

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1.1 Safety W arning …………………………………………………… 1-1 1.2 Caution for safety ………………………………………………… 1-2 1.2.1 T oxic material ………………………………………………… 1-2 1.2.2 Electric Shock and Fire Safety Precautions ……………… 1-2 1.2.3 Handling Precautio[...]

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?[...]

4.2 T roubleshooting …………………………………………………… 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 ?[...]

* Avaiable on the Muratec Technical Support web site. attached Exploded Views & Parts List[...]

Precautions 1-1 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 W arning (1) Only to be serviced by appropriately qualied service technician. High voltages and lasers inside this product are dangerous. This pr[...]

Precautions 1-2 1.2 Caution for safety 1.2.1 T oxic material This product contains toxic materials that could cause illness if ingested. (1) If the LCD control panel is damaged it is possible for the liquid inside to leak. This liquid is toxic. Contact with the skin should be avoided, wash any splashes from eyes or skin immediately and contact your[...]

Precautions 1-3 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. (2) The printer contains many rollers, gears a[...]

Precautions 1-4 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 nger or hair into the rotating parts. When operating a printer , do not pu[...]

Precautions 1-5 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 eld effect transistors, and semiconductor “chip” components. The techniques outline[...]

Precautions 1- 6[...]

Product specication and feature 2-1 2.1 Product Specications 2.1.1 Product Overview 2. Product specication and feature F-116 P : F ax , 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. Processor • Chorus2 66 Mhz 4. Interfaces • One USB port 6. T oner cartridge [...]

Product specication and feature 2-2 2.1.2 Specications • Product Specications are subject to change without notice. See below for product specications. 2.1.2.1 General Specications Item F- 116 F- 116 P 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[...]

Product specication and feature 2-3 Item F- 116 F- 116 P Driver Printer N/A G DI TW AIN, WIA N/A Y es PSU N/A Y es SmarThru4 N/A Ye s Smart Panel N/A Y es W arm Up T ime From Ready Mode Less than 9 seconds Less than 9 seconds Max. Monthly V olume (Duty Cycle) Print 10 , 000 pages 10 , 000 pages ADF 2 , 000 pages 2 , 000 pages Average Monthly Pri[...]

Product specication and feature 2-4 2.1.2.3 Scan Specications Item F 116 F 116 P Scan Method N/A Color CIS Scan Speed through ADF Gray Mode N/A 72 sec Color 300dpi N/A Y es Color 75dpi N/A Y es Resolution Optical N/A 600*600dpi Enhanced N/A 600dpi Halftone N/A 256 level Scan Size Max. Document Width N/A Max.216mm(8.5") Efective Scan W[...]

Product specication and feature 2-5 2.1.2.5 T elephone Specications Item F 116 F- 116 P Handset Y es Y es On hook Dial Y es Y es Search Y es (Address Book) Y es (Address Book) 1-T ouch Dial 20 20 Speed Dial 250 locations (0~249) 250 locations (0~249) T AD I/F Y es Y es T one/Pulse Y es Y es Pause Y es Y es Auto Redial Y es Y es Last Number Re[...]

Product specication and feature 2-6 2.1.2.6 Fax Specications Item F- 116 F- 116 P Compatibility ITU-T G3 ITU-T G3 Communication System PSTN/P ABX PSTN/P ABX Modem Speed 33.6K bps 33.6K bps TX Speed 3 sec 3 sec Compression MH/MR/MMR MH/MR/MMR ECM Y es Y es Resolution Std 203 x 98dpi 203 x 98dpi Fine 203 x 196dpi 203 x 196dpi S.Fine 203 x 392dp[...]

Product specication and feature 2-7 2.1.2.7 Paper Handling Item F- 116 F- 116 P Capacity (20lbs) Main T ray 250 sheets 250 sheets Bypass N/A Single Sheet Optional Cassette N/A N/A 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[...]

Product specication and feature 2-8 2.1.2.8 Maintenance Parts Item Image Part code Life Pick up Unit 50,000 Pages Pad Unit (Cassette) 50,000 Pages T ransfer Roller 50,000 Pages Fuser Unit 50,000 Pages Pad Unit (ADF) 10,000 Pages[...]

Product specication and feature 2-9 2.1.3 Model Comparison T able Model F- 116 P ( Muratec ) LJ-M1319f (HP) MFC-7225N (Brother) T ype 4-in-1 (Print, Scan, Copy , Fax) Image RTS ’ 10 . Jan ' 08. Mar ' 05. Jun Print Speed ( Ltr ) 1 9 ppm 18ppm 20ppm Resolution 600 x 600 dpi 1,200 x 1,200 dpi 2,400 x 600 dpi Emulation SPL GDI PCL, PS3 F[...]

Product specication and feature 2-10 2.2 System Overview This chapter describes the functions and operating principal of the main component. 2.2.1 Front V iew 1 Document feeder 6 T ray 1 11 Handset 2 Document width guides 7 Manual tray 12 T oner cartridge 3 Control panel 8 Front door handle 13 Manual tray paper width guides 4 Output tray 9 Outpu[...]

Product specication and feature 2-1 1 2.2.2 Rear V iew 1 USB port 4 Power receptacle 2 Extension telephone socket (EXT) 5 Rear door 3 T elephone line socket 6 Rear door handle[...]

Product specication and feature 2-12 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, T ransferring, Fusing, Cabinet and H/W comprising the main control board, power board, operation panel, PC Interface. 20 2 17 21 [...]

Product specication and feature 2-13 2.2.3.1 Feeding Part It is consists of a basic cassette, an MP tray for supplying dif ferent 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 [...]

Product specication and feature 2-14 2.2.3.2 T ransfer 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 - T he driving device is consisted of step motor , OPC, Pick- up, Feed, gear block all mounted a[...]

Product specication and feature 2-15 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 of f the main power to prevent over- heating. - Therm[...]

Product specication and feature 2-16 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 of f main power . Safety device - A fuser power is cut off when a front cover is opened - Maintai[...]

Product specication and feature 2-17 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 . The OPC drum is synchronized with the paper[...]

Product specication and feature 2-18 2.2.3.6 T oner 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 rol[...]

Product specication and feature 2-19 2.2.4 Engine H/W Specications 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 el[...]

Product specication and feature 2-20 1) CPU Use S3C46Q0X 16/32-bit RISC micro controller , Chorus 2,which is exclusive controller to execute Printer & F AX Function and to execute operation block by ash memory within system program, and to control whole system. - 1.8V internal, 3.3V external (I/O boundary) microprocessor with 4KByte Cache[...]

Product specication and feature 2-21 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 Pa[...]

Product specication and feature 2-22 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 rolle[...]

Product specication and feature 2-23 ■ HVPS Board • T ransfer High V oltage (THV+) - Input V oltage : 24 V DC ± 15% - Output V oltage : MAX +5.0KV ± 5 %,(Duty V ariable, no loading) - 1.2KV ±15% (when cleaning,200 ㏁ ) - Input contrast of the V oltage stability degree : under ± 3 % (uctuating input 21.6V~26.4V) Loading contrast : ± [...]

Product specication and feature 2-24 ◆ AC Input Input Rated V oltage AC 220V ~ 240V AC 1 10V ~ 127V Input V oltage uctuating range AC 198V ~ 264V AC 99V ~ 135V Rated Frequency 50/60 Hz Frequency Fluctuating range 47 ~ 63 Hz Input Current Under 4.0Arms / 2.0Arms (But, the status when e-coil is off or rated voltage is inputted/outputted ) ◆[...]

Product specication and feature 2-25 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[...]

Product specication and feature 2-26 2.2.4.4 Scan 1) Pictorial signal input part: output signal of CIS passes through MP Cap change to ADC at LAFE1001, and dened 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 eac[...]

Product specication and feature 2-27 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/of f time the solenoid is controlled by Main PBA. The Paper Jam protocols are as follows: Item Description JAM 0 - After picking up, paper cannot be entered due to p[...]

Product specication and feature 2-28 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[...]

Product specication and feature 2-29 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 W eb Environment. 2) The Firmware portion is an Embedded software controlling the print job. 2.2.6.2 Architecture Host Software is made up[...]

Product specication and feature 2-30 2.2.6.3 Data and Control Flow 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 le. 2. Web-based Application offer a varity of additiona[...]

Product specication and feature 2-31 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 ow control of emulation procedure, receiving data from Host or Network card and printing with engine & rendering job. 3. Emulation interp[...]

Product specication and feature 2-3 2[...]

Disassembly and Reassembly 3-1 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 overloa[...]

Disassembly and Reassembly 3-2 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. ■ F- 116 Series [...]

Disassembly and Reassembly 3-3 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.[...]

Disassembly and Reassembly 3-4 1. T ake out the Cassette. 2. Open the front cover . Unlatch the front cover from the Frame assy . Remove 4 screws securing the rear cover and remove it. 3.4 Front Cover 3.5 Rear cover[...]

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

Disassembly and Reassembly 3-6 3.6.1 OPE unit 1. Open the OPE unit. And release the latch from holder . 2. Carefully release the latches from both side of OPE unit. 3. Remove 2 screws. 4. Open the OPE bottom cover . Release the OPE PBA after removing 1 connector and 2 screws.[...]

Disassembly and Reassembly 3-7 3.6.2 Scan Drive unit 1. Remove the OPE unit. (Refer to 3.6.1) Then remove 4 screws. 2. Open the Scan Cover . 3. Remove 2 screws. 4. Unplug the connector . Then release the scan drive unit.[...]

Disassembly and Reassembly 3-8 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 .[...]

Disassembly and Reassembly 3-9 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[...]

Disassembly and Reassembly 3-10 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. T ake off the Fuser unit.[...]

Disassembly and Reassembly 3-1 1 3.9 Drive unit 3.10 Solenoid 1. Remove the Rear cover/ Scan Assy / Left cover . 2. Remove 6 screws. 3. T ake off the Drive Unit after removing 1 connector . 1. Remove the Drive unit (refer to 3.9) 2. Remove the solenoid connector on Main PBA. (refer to 3.1.14) 3. T ake off the solenoid [A] after removing 1 screw . 4[...]

Disassembly and Reassembly 3-12 3.1 1 F AN 1. Remove the right cover . 2. Remove 1 screw and 1 connector . 3. T ake off the F AN.[...]

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

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

Disassembly and Reassembly 3-15 3.14 Main PBA and SMPS/HVPS board 1. T ake 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. T urn the board shield over . 5. Remove 5 screw and unplug all connectors on Mai[...]

Disassembly and Reassembly 3-16 3.15 Pick up roller 3.16 Cassette holder pad 1. T ake out the Cassette unit. 2. T urn the printer over . 3. T ake off the pick up roller after removing 1 screw . 1. T ake out the Cassette unit. 2. T ake off the holder pad by unhooking both latches.[...]

Alignment and T roubleshooting 4-1 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. 4. Alignmen[...]

Alignment and T roubleshooting 4-2 10 Menu Enters Menu mode and scrolls through the available menus. 11 Status Shows the status of your machine. 12 Back Sends you back to the upper menu level. 13 (Fax) Activates fax mode. 14 (Copy) Activates copy mode. 15 (Scan) Activates scan mode. 16 Numeric keypad Dials fax number , and enters the number value f[...]

Alignment and T roubleshooting 4-3 4.1.2 Understanding the Status LED The color of the status LED indicates the machine’s current status. ST A TUS DESCRIPTION Off • The machine is of f-line. • The machine is in power saver mode. When data is received, or any button is pressed, it switches to on-line automatically . Green : Online Blinking •[...]

Alignment and T roubleshooting 4-4 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 1. Remove any remaining originals from the document feeder . 2. Pull the jammed document gently out of the document feeder . 3. [...]

Alignment and T roubleshooting 4-5 4.1.3.2 Clearing paper jams When a paper jam occurs, a warning message appears on the display . T o resume printing after clearing paper jams, you must open and close the front door . In tray 1 1. Open and close the front door . The jammed paper is automatically ejected from the machine. If the paper does not exit[...]

Alignment and T roubleshooting 4-6 In the manual tray 1. If the paper is not feeding properly , pull the paper out of the machine. 2. Open and close the front door to resume printing. Inside the machine 1. Open the front door and pull the toner cartridge out, lightly pushing it down. 2. Remove the jammed paper by gently pulling it straight out. 3. [...]

Alignment and T roubleshooting 4-7 In exit area 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. 2. Gently pull the paper out of the output tray . If you do not see the jammed paper or if there is any resistance when you pull, stop and go to the next[...]

Alignment and T roubleshooting 4-8 4.1.4 Paper Path[...]

Alignment and T roubleshooting 4-9 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. T o select 1st level menu, press the menu button or numeric button. 1st Level 2nd Level 3rd Level Default 1. Paper Setting ◀ Paper T ype ▶ Pape[...]

Alignment and T roubleshooting 4-10 1st Level 2nd Level 3rd Level Default 3. Fax Setup ◀ Ring to Answer ▶ Ring to Answer 1~7 1 Darkness Light/Normal/Dark Normal Redial T erm 1~15 Min 3 minutes Redials 0~13 times 7 times MSG Conrm On, Off, On-Error On-Error Image TCR On, Of f On Auto Report On, Off On Auto Reduction On, Off On Discard Size 0~[...]

Alignment and T roubleshooting 4-1 1 1st Level 2nd Level 3rd Level Default 6. Reports ◀ Phone Book ▶ Phone Book Sent Report RCV Report System Data Scheduled Jobs MSG Conrm Junk Fax List 10 ea 7. Sound/V olume ◀ Speaker ▶ Speaker On, Off, Comm. Comm. Ringer Off, Low ,Med,High Med Key Sound On, Off Of f Alarm Sound On, Off On 8. Machine Se[...]

Alignment and T roubleshooting 4-12 1st Level 2nd Level 3rd Level Default 9. Maintenance ◀ Clean Drum ▶ Clean Drum On On Off Notify T oner On Off Clear Memory Clear All Mem. Paper setting Copy Setup Fax Setup Fax Feature Advanced Fax Sound/V olume Machine Setup Sent Report RCV Report Phone Book Adjust Shading On Off T onerLow Alert On On Off[...]

Alignment and T roubleshooting 4-13 4.1.6 T ech Mode In service (tech) mode, the technician can check the machine and perform various test to isolate the cause of a malfunction. While in T ech mode, the machine still performs all normal operations. T o enter the T ech Mode T o enter the T ech Mode, press the buttons as following “ Menu → # → [...]

Alignment and T roubleshooting 4-14 ■ T ech 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 T one,Pulse Notify T oner Customer No. Customer Name Service No. Serial No. Customer Name Service No. Serial No. Clear All Mem. Clear Count T otal Page Count FL T Sca[...]

Alignment and T roubleshooting 4-15 Data Setup Send Level Y ou can set the level of the transmission signal. T ypically , 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. *Default : Dial (Dial/Pulse) Mode[...]

Alignment and T roubleshooting 4-16 Machine T est Switch T est 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 T est Use this feature to hear various transmission signals to the telephone line from the modem and tocheck the modem. If no transmission signal[...]

Alignment and T roubleshooting 4-17 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 DA T A This list provides a list of the user system data settings and tech mode[...]

Alignment and T roubleshooting 4-18 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. T o enter the EDC Mode, Push the buttons outlined below in the ord[...]

Alignment and T roubleshooting 4-19 ■ EDC Mode Menu 0. Cover Status Item Description Front Cover When the front cover opened, “Open” message display LCD. If the front 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 Ex[...]

Alignment and T roubleshooting 4-20 5. LSU Control Item Description LD Power When “OK” key is pushed after ”ON” message displayed, ”OFF” message 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” message will be dis[...]

Alignment and T roubleshooting 4-21 4.1.8 Firmware upgrade and replacing the main PBA. ♦ USB and Network port are used to update the rmware. Network applications (SW AS, SWS) can be used to update the rmware. ♦ Normal Update Send ROM le via USB, network port in Ready state. It will automatically update and reset. ♦ Special Mode Updat[...]

Alignment and T roubleshooting 4-22 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 . Roller Period (mm) Phenomenon Defective part OPC Drum 75.6mm White and Black Spots T oner Ca[...]

Alignment and T roubleshooting 4-23 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 • If a message is not in the table, reboot the power and [...]

Alignment and T roubleshooting 4-24 LCD Display Descriptions Solutions [No Answer] The remote fax machine has not answered after several redial attempts. T ry again. Make sure that the remote machine is operational. [Incompatible] The remote machine does not have the requested feature, such as a delayed transmission. It also occurs if the remote ma[...]

Alignment and T roubleshooting 4-25 LCD Display Descriptions Solutions NO. Not Assigned The one-touch or speed dial location you tried to use has no number assigned to it Dial the number manually using the number keypad or assign the number . Load Document Y ou have attempted to set up a copy or fax operation with no document loaded. Load a documen[...]

Alignment and T roubleshooting 4-26 4.2 T roubleshooting 4.2.1 Procedure of Checking the Symptoms Before attempting to repair the printer rst obtain a detailed description of the problem from the customer . Power On Error LED ON? Ready or Power save T est Print printing Quality is Nomal? Refer to "Solution of Image Problem" Check the e[...]

Alignment and T roubleshooting 4-27 4.2.2 The cause and solution of Bad image 1) V ertical Black Line and Band Description : 1. Straight thin black vertical line occurs in the printing. 2. Dark black vertical band occur in the printing. 3. Partly depression or deformation on the surface of the transfer roller . 2. Scratched surface of the charge ro[...]

Alignment and T roubleshooting 4-28 2) V ertical White Line Description : White vertical voids in the image. 3. It may occur due to dirty or � foreign substances are on the window of the toner cartridge frame. 4. If the fuser is defective, voids occur periodically at the top of a black image. 5. It may occur when foreign substances are on the OPC[...]

Alignment and T roubleshooting 4-29 3) Horizontal Black Band Description : Dark or blurry horizontal stripes occur in the printing periodically . (They may not occur periodically .) 2. The rollers of developer may be stained. 1. Bad contacts of the voltage terminals to developer . Clean each voltage terminal of the Charge, Supply , Develop and T ra[...]

Alignment and T roubleshooting 4-30 4) Black/White Spot Description : 1. Dark or blurry spots occur periodically in the printing 2. White spots occur periodically in the printing 3. If a black image is partially broken, the transfer voltage is abnormal or the transfer roller's life has expired. 2. If faded areas or voids occur in a black image[...]

Alignment and T roubleshooting 4-31 5) Light Image Description : The printed image is light, with no ghost. 1. Develop roller brush is too thin due to the cartridge being almost empty . 2. Ambient temperature is below than 10 ℃ . 3. Bad contact caused by the toner stains between the high voltage terminal in the HVPS. 4. Abnormal output from the H[...]

Alignment and T roubleshooting 4-32 6) Dark Image or a Black Page Description : The printed image is dark. 2. Charge voltage is not turned on due to the bad contacts between power supply in the side of the T oner cartridge and charge terminal of HVPS. 3. VD0 signal of the Main PBA is Low state. 1. No charge voltage in the engine board. Check the st[...]

Alignment and T roubleshooting 4-33 7) Uneven Density Description : Print Density is uneven between left and right. 3. The toner level is not even on the toner cartridge roller due to the bad blade. 2. The life of the T oner cartridge has expired. 1. The pressure force on the left and right springs of the transfer roller is not even, the springs ar[...]

Alignment and T roubleshooting 4-34 8) Background Description : Light dark background appears in whole area of the printing. 3. Has the life span of the toner cartridge ended? 4. Is the movement(Up and Down) of the transfer roller smooth? 5. Is the HVPS normal? 2. Is a recycled toner cartridge be used? 1. Does character exist less than 2% per a pag[...]

Alignment and T roubleshooting 4-35 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 terminal in the main body and the electrode of the T oner cartridge. 2. Bad contacts caused by contamination from toner particles be[...]

Alignment and T roubleshooting 4-36 1. Bad contacts caused by contamination from toner particles between high voltage terminal in the main body and the electrode of the T oner cartridge. 2. Bad contacts caused by contamination from toner particles between high voltage terminal in the main body and the one in the HVPS board. 3. The life of toner car[...]

Alignment and T roubleshooting 4-37 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 thicker than normal paper or transparencies such as OHP , higher transfer voltage is required. Select 'Thick Mod[...]

Alignment and T roubleshooting 4-38 1 1) Ghost (3) : Fuser Description : Ghost occurs at 62.8 mm or 77.6mm intervals. The temperature of the fuser � is being maintained too high. Disassemble the fuser Unit. Clean the Fuser Rollers, and Thermistor . (Caution: can be deformed) 62.8 or 77.6mm[...]

Alignment and T roubleshooting 4-39 12) Stains on the Face of Page Description : The background on the face of the printed page is stained. 2. If the transfer roller is contaminated, stains on the face of page will occur . 1. T oner leakage due to improperly sealed toner cartridge. Replace the toner cartridge. If the transfer roller is contaminated[...]

Alignment and T roubleshooting 4-40 13) Stains on Back of Page Description : The back of the page is stained at 47 mm or 62.8mm intervals. 2. 62.8mm : Pressure roller is contaminated. 1. 47mm : T ransfer roller is contaminated. 1. Replace the transfer roller if contaminated severely . 2. Perform the OPC Cleaning Mode Print 2 or 3 times. Run Self-T [...]

Alignment and T roubleshooting 4-41 14) Blank Page Print out (1) Description : Blank page is printed. Bad ground contacts in OPC and/or toner cartridge. 1. Check if the Ground-OPC is defective(set inside right side). 2. Remove contamination of the terminals of the toner cartridge and the unit.[...]

Alignment and T roubleshooting 4-42 15) Blank Page Print out (2) Description : 1. Blank page is printed. 2. One or several blank pages are printed. 3. When the printer turns on, several blank pages print. 1. Bad ground contacts in OPC and/or toner cartridge. Remove contamination of the terminals of the toner cartridge. 2. Abnormal solenoid. 1. Perf[...]

Alignment and T roubleshooting 4-43 4.2.3 The cause and solution of the bad discharge 1) Wrong Print Position Description : Printing begins at wrong position on the paper . W rong sense time caused by defective feed sensor actuator . Replace the defective actuator[...]

Alignment and T roubleshooting 4-44 2) JAM 0 Description : 1. Paper is not exited from the cassette. 2. Jam-0 occurs when the paper feeds into the printer 3. Check the surface of the roller-pickup for foreign matter . 4. If continuous clusters occur , check whether the assembly slot between shaft-pickup and housing-pickup opens or is broken away . [...]

Alignment and T roubleshooting 4-45 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 front of or inside the fuser . 2. If the recording paper is stuck in the d[...]

Alignment and T roubleshooting 4-46 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. 2. If the paper is rolled in the Fuser Roller: 3. Paper is accordion in the fuser . 1. If the paper is completely[...]

Alignment and T roubleshooting 4-47 5) Multi-Feeding Description : Multiple sheets of paper are fed at once. Check the Guide side L/R or Guide Rear in the Cassette, if the position is correct. Replace the solenoid if necessary . 2. Solenoid malfunction (the solenoid does not work properly): Perform EDC Mode. Replace the Main PBA. 3. Pad-Friction is[...]

Alignment and T roubleshooting 4-48 6) Paper rolled in the fuser Description : If contaminated at intervals of 77.6mm on the back of a paper . 1. Contamination of the pressure roller or heat roller (Background, Hot off set). After disassembling the fuser , clean contamination between the heat roller and the thermostor and remove the contamination o[...]

Alignment and T roubleshooting 4-49 7) Paper rolled on the OPC Drum Description : Paper is rolled up in the OPC. How to remove the rolled paper in the OPC. Remove the paper while turning the OPC against the ongoing direction. Clean fingerprints on the OPC softly with soft cloth dampened with tissue. 1. Paper is too much thin. Recommend to use norma[...]

Alignment and T roubleshooting 4-50 4.2.4 The cause and solution of the malfunction 1) Fuser Error Description : Fuser error is displayed on LCD 1. Check whether the thermostat, AC wire, and/or heat lamp are open or not. Replace the fuser if a thermostat is open. Replace the fuser if a thermistor sensor is located deep inside of a sponge. Check whe[...]

Alignment and T roubleshooting 4-51 2) LSU Error Description : “PMOTOR ERROR/HSYNC ERROR’ 1. Check whether the LSU connector is disconnected or not. Replace a LSU Replace a main board if the same error occurs again after replacing a LSU. 2. Check whether the LSU motor is rotating or not. 3. Check the HSYNC signal.[...]

Alignment and T roubleshooting 4-52 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. Check the Heat Lamp. 1. Replace the Fuser . 2. Replace the Main PBA. 3. Replace the SMPS.[...]

Alignment and T roubleshooting 4-53 4) Paper Empty Description : Paper empty error message is displayed on LCD when paper is loaded in the cassette. 1. Bending or deformation of the actuator of the paper sensor . Replace the defective actuator . Replace the Sensor PBA. 2. The function of the engine board is defective 3. Check the Connector .[...]

Alignment and T roubleshooting 4-54 5) Paper Empty without indication Description : Paper empty error message does not display when the paper cassette is empty . 1. Bending or deformation of the actuator of the paper sensor . Replace the defective actuator . Replace the engine board. 2. The function of the engine board is defective[...]

Alignment and T roubleshooting 4-55 6) Cover Open Description : The ERROR lamp is on even when the print cover is closed. 1. The hook lever in the front cover or Guide rear may be defective. Replace the hook lever , if defective. 1. Check the insertion of the Cover Open S/W Connect. 2. Replace the Main Control board or Cover Open S/W . 2. Check the[...]

Alignment and T roubleshooting 4-56 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 connector and circuit of the cover switch department in the Main Control board. Perform DCU test 1. Check the insertion of the Cover Open S/W Connect. 2. Replace the Main Control bo[...]

Alignment and T roubleshooting 4-57 8) No Power Description : When system power is turned on, all lamps on the operator panel do not come on. 1. Check if the power input and SMPS output are normal. Replace the power supply cord or SMPS. 1. Replace the control board. 2. Replace the OP panel. 2. Check the condition of LED-Panel or LDC window on the f[...]

Alignment and T roubleshooting 4-58 9) V ertical Line Getting Curved Description : When printing, vertical line gets curved. 1. If the supply of +24v is unstable in the Main Control board linking with LSU, check drive by EDC Mode: LSU Check. Replace LSU. 1. Replace theT oner Joint PBA. 2. Replace the MainPBA. 2. Chect the Deve PBA in the To ner Car[...]

Alignment and T roubleshooting 4-59 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. 1. Run Self-T est Mode: Tu rn the power on while pressing the test printing button for 2 or 3 seconds before printing works. Chec[...]

Alignment and T roubleshooting 4-60 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. 1. Secure more space of the hard disk. Not working with the message 'insufficient pr[...]

Alignment and T roubleshooting 4-61 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. 1. Set up the parallel port in [...]

Alignment and T roubleshooting 4-62 4.2.6 Fax & Phone Problems 1) No Dial T one Description : While on-hook button is pressed, there is no dial tone. 1. Check if the telephone line cord is connected to TEL LINE correctly . If the telephone cord is normal but there is no dial tone, then try to replace the LIU B'd. If you cannot hear the OHD[...]

Alignment and T roubleshooting 4-63 2) Defective MF DIAL Description : The MF DIAL is not functioning. 1. Check if the telephone line is connected correctly . If you cannot hear the OHD CLICK sound, the OPE Ass'y may be defective. Tr y to replace the OPE Ass' y. If you can hear a CLICK sound, after checking the connection of HARNESS betwe[...]

Alignment and T roubleshooting 4-64 3) Defective F AX FORW ARD/RECEIVE Description : The F AX FORW ARD/RECEIVE is not functioning. 1. Check if you can hear a dial tone by pressing OHD. If the MODEM testing is normal and there is no dial tone, then try to replace the LIU B'd. If the MODEM testing is abnormal, try to replace the Main B'd. 2[...]

Alignment and T roubleshooting 4-65 4) Defective F AX FORW ARD Description : RECEIVE is functioning, but FORW ARD is not functioning or the received data are broken. 1. Check if there is NOISE when pressing on-hook dial. If it makes NOISE while using on-hook dial, replace or repair the telephone line. 2. Check the RECEIVE condition by trying to for[...]

Alignment and T roubleshooting 4-66 5) Defective F AX RECEIVE (1) Description : FORW ARD is functioning, but RECEIVE is not functioning or the received data are broken. 1.Check if there is NOISE when pressing on-hook dial. If it makes NOISE while on-hooking, replace or repair the telephone line. 2.Check the RECEIVE condition by trying to receive a [...]

Alignment and T roubleshooting 4-67 6) Defective F AX RECEIVE (2) Description : The received data are lengthened or cut in the printing. 1. Check if there is NOISE when pressing on-hook dial. If it makes NOISE, rearrange the telephone line. (Refer to 'Defective F AX RECEIVE'.) Check if the F AX status of the forwarding side is also normal[...]

Alignment and T roubleshooting 4-68 7) Defective F AX RECEIVE (3) Description : The phone is ringing continuously , but it cannot receive. Check if the RECEIVE Mode is TEL MODE or F AX MODE. Even when the RECEIVE Mode is changed to F AX MODE, it cannot receive, then replace the LIU and the Main B'd in sequence.[...]

Alignment and T roubleshooting 4-69 8) Defective F AX RECEIVE (4) Description : The received data is reduced by more than 50% in the printing. Check the F AX status of the forwarding side. After checking the data of the forwarding side, correct the F AX of the forwarding side.[...]

Alignment and T roubleshooting 4-70 9) Defective Automatic Receiving Description : The automatic receiving function is not working. 1. Check if the RECEIVE Mode is TEL MODE or F AX MODE. 1. If the RECEIVE Mode is set to the TEL MODE, reset it to the F AX MODE. 2. Even after the RECEIVE Mode is changed to the F AX Mode, it cannot receive, then try t[...]

Alignment and T roubleshooting 4-71 4.2.7 Copy Problems 1) Black Copy Description : Black page is printed out when copy . 1. Check the Scan-Cover open. Room light can pass through a thin original. Remake shading profile in the tech mode. 2. Check shading profile. 3. Check white/black reference voltage in Main PBA. Replace U60 if it is defective. . [...]

Alignment and T roubleshooting 4-72 2) White Copy Description : White page is printed out when Copy . 1. Check the CCD problem in Main PBA. Check the CCD harness contact. Remake shading profile in the tech mode. 2. Check shading profile.[...]

Alignment and T roubleshooting 4-73 3) Abnormal noise Description : There is noise when copy . 1. Check the Scanner Motor and any mechanical disturbance. Check the right position of the Scanner Motor , and check the any mechanical disturbance in the CCD carriage part. If any driver is defective, replace it. . Connection PBA U4-1, 19 or U5-1, 19=0V [...]

Alignment and T roubleshooting 4-74 4) Defective Image Quality Description : The copied image is light or bad. 1. Check shading profile. Perform shading profile in the tech mode. The gap above 0.5 mm can cause a blurred image. 2. Check the gap between original and scanner glass. See "Print" troubleshooting. 3. Check printing quality .[...]

Alignment and T roubleshooting 4-75 4.2.8 Scanning Problems 1) Defective PC Scan Description : The PC Scan is not functioning at all. 1. Check the Cable (USB or Parallel) If the PC and the cable are not connected properly , reconnect it. After confirming that it is proper by performing a PC printing test related to driver setup, if it is not so, re[...]

Alignment and T roubleshooting 4-76 2) Defective Image Quality of PC Scan Description : The image PC scanned is not clear or bad. 1. Check the waveform form by performing a CCD test in TECH Mode. If the CCD waveform form is abnormal, try to replace the CCD Ass'y . If the resolution is set too low , Instruct the user as to how to set the resolu[...]

System Diagram 5-1 5. System Diagram 5.1 Block Diagram Main S/ W INLET CHORUS 2 Co re : 66MHz FUSER Unit ThermoStat REGI Clutch DEVEL OPER Uni t FAN SMPS T D S DRUM M Mai n Motor MT C R U M SO L 1 2 3 4 OPE LCD (16X 2) LSU SDRA M (16M B X 1E A) EEPROM M24C04 4KB CISM SC AN MOTOR DRIVER MT ST EP SCAN MOTOR MCL K VCLK MAIN Controller Thermistor SPEAK[...]

System Diagram 5-2 5.2 Connection Diagram Main S/W INLET CHORUS2 Core : 66MHz FUSER Unit ThermoStat REGI Clutch DEVELOPER Unit FAN SMPS T D S DRUM M Main Motor MT C R U M SOL 24VS REGI_CLUTCH OUT1 A OUT1 B OUT2 A OUT2 B 1 2 3 4 1 2 3 4 THERM EN_FUSER 1 2 VBUS DM1 DP1 GND GND GND 1 2 3 4 5 6 CN4 USB DEVICE 24V GND nLSU_MOT_EN nREADY_LSU CLK_LSU_MO T[...]

Reference Information 6-1 6. Reference Information This chapter contains the tools list, list of abbre viations used in this man ual, and a guide to the l ocation space required when installing the printer . A denition of test pages and Wireless Network information denition is also included. 6.1 T ool for T roubleshooting The following tools [...]

Reference Information 6-2 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 ABS Automatic Background Suppression (a kind of copy feature) APF Automatic Paper Feeder (Tray) BOOT[...]

Reference Information 6-3 MIB Management Information Base MIME Multipurpose Internet Mail Extensions MR Modied Read (a kind of image data coding method) MMR Modied and Modied Read (a kind of image data coding method) MN std Multi-National Sta ndard MSOK Master SOK (System Operation Key) MSO Mixed Size Original MP Multi Purpose MPBF Mean Pr[...]

Reference Information 6-4 ELA HOU-SCANNER ASS’Y ELA=Electrical Assembly , HOU =Housing MEA UNIT -COVER P A EXIT ASS’Y MEA= Mechanical Assembly , P A=Paper PMO-TRA Y 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/PLA TE MPR= M[...]

Reference Information 6-5 SPECIAL SCREW (P ANNEL MFP) MFP =Multi-Functional Peripheral A/S MA TERAL-DUMMY UPPER ASS’Y A/S=After-Service MCT -GLASS ADF MCT= Machinery Cutting ADF=Automatic Document Feeder PPR-REGISTRA TION EDGE(F) PPR= Processing Press IPR-HOLDER GLASSI PR=Iron Press MCT -GLASS SCANNER (LEGAL) MCT= Machinery Cutting CBF HARNESS-OP[...]

Reference Information 6-6 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-Function[...]

Reference Information 6-7 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 ACTUA TOR PMO-ARM= Processing[...]

Reference Information 6-8 6.3 The Sample Pattern for the T est 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). 6.3.1 A4 ISO 19752 Standard Pattern This test page is reproduced [...]

Reference Information 6-9 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. Clearance s[...]

Reference Information 6 - 10[...]

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Muratec America, Inc. 3301 East Plano Parkway, Ste. 100 Plano, Texas 75074 (469) 429-3300 (Tel) (469) 429-3465 (Fax) www.muratec.com[...]