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Toshiba e-STUDIO477S Service Manual

Multifunctional digital systems
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SERVICE MANUAL

MULTIFUNCTIONAL DIGITAL SYSTEMS
e-STUDIO477S/527S
Hardware Guide
Model: DP-4710S/5210S
Publish Date: June 2013
File No. SME13000800
R130421N9400-TTEC
Ver00 F_2013-06

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  Summary of Contents for Toshiba e-STUDIO477S

  • Page 1: Service Manual

    SERVICE MANUAL MULTIFUNCTIONAL DIGITAL SYSTEMS e-STUDIO477S/527S Hardware Guide Model: DP-4710S/5210S Publish Date: June 2013 File No. SME13000800 R130421N9400-TTEC Ver00 F_2013-06...
  • Page 2 FLOIL is a registered trademark of Kanto Kasei Ltd. CORPORATION. • Molykote is a registered trademark of Dow Corning Corporation. • TopAccess is a trademark of Toshiba Tec Corporation. • Other company names and product names in this manual are the trademarks of their respective companies.
  • Page 3 GENERAL PRECAUTIONS REGARDING THE SERVICE FOR THIS EQUIPMENT The installation and service shall be done by a qualified service technician. 1. Transportation/Installation When transporting/installing the equipment, employ two or more persons and be sure to hold the positions as shown in the figure. The equipment is quite heavy and weighs approximately 55 kg (121.23 lb.) (including the finisher), therefore pay full attention when handling it.
  • Page 4 Be sure to handle/install them properly. If these parts are short-circuited and their functions become ineffective, they may result in fatal accidents such as a burnout. Avoid short-circuiting and do not use parts not recommended by Toshiba TEC Corporation.
  • Page 5 4. Cautionary Labels During servicing, be sure to check the rating plate and cautionary labels to see if there is any dirt on their surface and if they are properly stuck to the equipment. [1] Identification label 5. Disposal of the Equipment, Supplies, Packing Materials, Used Batteries and IC-RAMs Regarding the recovery and disposal of the equipment, supplies, packing materials, used batteries and IC-RAMs including lithium batteries, follow the relevant local regulations or rules.
  • Page 6 ALLEGEMEINE SICHERHEITSMASSNAHMEN IN BEZUG AUF DIE WARTUNG Die Installation und die Wartung sind von einem qualifizierten Service- Techniker durchzuführen. 1. Transport/Installation Das Tragen oder Installieren des Gerätes braucht wenigstens zwei Menschen. Die angezeigten Stellen sind wie in der Abbildung festzuhalten. Das Gerät ist ziemlich schwer und wiegt ungefähr 55 kg (mit dem Finisher);...
  • Page 7 Wenn diese Teile kurzgeschlossen und funktionsunfähig werden, kann dies zu schwerwiegenden Schäden, wie einem Abbrand, führen. Kurzschlüsse sind zu vermeiden, und es sind ausschließlich Teile zu verwenden, die von der Toshiba TEC Corporation empfohlen sind.
  • Page 8 4. Warnetiketten Im Rahmen der Wartung unbedingt das Leistungsschild und die Etiketten mit Warnhinweisen überprüfen [z. B. „Unplug the power cable during service“ („Netzkabel vor Beginn der Wartungsarbeiten abziehen“), „CAUTION. HOT“ („VORSICHT, HEISS“), „CAUTION. HIGH VOLTAGE“ („VORSICHT, HOCHSPANNUNG“), „CAUTION. LASER BEAM“ („VORSICHT, LASER“) usw.], um sicherzustellen, dass sie nicht verschmutzt sind und korrekt am Gerät angebracht sind.
  • Page 9 Notes: • In this document, a model name is replaced with an alias as follows: Model name Alias e-STUIDO477S MB760 e-STUIDO527S MB770 • In this document, “CU board” refers to “SYS board”.
  • Page 11 PREFACE PREFACE This manual provides an overview of method for maintaining the MB760/MB770. This manual is intended for maintenance staff. For more information about how Warning to operate the MB760/MB770, please refer to User ‘s manual. Risk of explosion if battery is replaced by an incorrect type. Note! •...
  • Page 12: Table Of Contents

    Index Index 1. Configuration .................1-1 2.4.1 Cable connect ....................2-5 2.4.2 Optional part installation and confirmation ..........2-7 1.1 System configuration ..................1-2 1.2 The Configuration of printer ................1-3 3. Compornent replacement ............3-1 1.3 Options Parts ....................1-4 3.1 Precautions on component replacement ............3-2 1.4 Specifications ....................1-5 3.2 Method of component replacement ..............3-4 1.5 Interface specifications .................1-13...
  • Page 13 Index 3.2.25 Paper feed rollers (MPT) ................3-23 4.2.2 How to enter the Scanner Maintenance Menu .........4-17 3.2.26 Tray-Assy-Document / Cover-ADF-R ............3-25 4.3 Setups upon completion of part replacement ..........4-19 3.2.27 ADF-unit ....................3-26 4.3.1 Precautions when replacing the PU board ..........4-19 3.2.28 Sheet-document / Paper-weight-Assy / Spring-PW-ADF ......3-27 5.
  • Page 14: Configuration

    Configuration 1.1 System configuration ..............1-2 1.2 The configuration of printer ............1-3 1.3 Options Parts ................1-4 1.4 Specifications ................1-5 1.5 Interface specifications............1-13...
  • Page 15: System Configuration

    1. Configuration 1.1 System configuration Fig. 1-1 represents the system configuration of the pritnter. REG1 REG2 Motor Clutch Solenoid Clutch Clutch (HB) DUPIN EXIT 80mm Rear 60mm DUPF Tray1 Fuser Motor Motor Motor ID Temp (24M) (48M) (48M) Thermistor LED Head WR2 SNS PU PCB STKFL...
  • Page 16: The Configuration Of Printer

    1. Configuration 1.2 The configuration of printer The parts in the MB760 / MB770 are shown as below. • Electrophotography process mechanism • Paper feed path • Contorol parts (CU part/ PU part) • Operate panel • Power parts (High-voltage part / low-voltage part) The Configuration of the MFP is shown in Fig 1-2.
  • Page 17: Options Parts

    1. Configuration 1.3 Options Parts (4) LCF The optical parts for this printer are shown as below. (1) Optional tray (second tray / third tray /fourth tray*) *fourth tray :not support for Finisher model (2) Spacer (3) Caster Stand 1-4 / 45387101TH Rev.1...
  • Page 18: Specifications

    1. Configuration 1.4 Specifications Fundamental specifications Category Item MB760 MB770 Operating environment During operation 10 °C to 32 °C,17 °C to 27 °C (Print Category Item MB760 MB770 (temperature) quality assurance temperature) Outside dimensions Width 522 mm During non-operation 0°C - 43°C, Power OFF Depth 564 mm During storage...
  • Page 19: Printer Section Specifications

    From Power save Less than 19 sec Resolution LED head 1200 x 1200 dpi Category Item e-STUDIO477s / e-STUDIO527s Maximum input 1200 x 1200 dpi Life Toner life Starter toner 10,000 pages resolution (ISO / IEC19752) (supplied)
  • Page 20 1. Configuration Category Item MB760 MB770 Category Item MB760 MB770 Life Image drum Simplex 100,000 pages (when printed continuously) Paper 1st/2nd/3rd/4th tray 64 g/m² to 220 g/m² life 72,000 pages (3 pages/job) thickness 64 g/m² to 250 g/m² 40,000 pages (1 page/job) Duplex 64 g/m²...
  • Page 21: Scanner Section Specifications

    1. Configuration Scanner section specifications Network specifications Item Item Scanner type Legal size flatbed with RADF Connection 10Base-T/100Base-TX/1000Base-T Image sensor Color CIS Communication protocol TCP/IP V4, TCP/IP V6, NetBIOS over TCP, Ether Talk, NetWare, LPR, Port9100, IPP, FTP, WSD-print, SMTP, Light source POP3, HTTP, SNMPv1, SNMPv3, DHCP, DNS, DDNS, Optical resolution...
  • Page 22: Copy Function

    1. Configuration Copy function Categories Specs Copy Resolution Scan: 600 x 600dpi Print: 600x600dpi Document size Flat bed /RADF A4, A5, A6, B5, Executive, Letter, Legal13, Legal13.5, Legal14, Folio, 8.5" SQ Numeber of copies 1 to 999 pages Collate(Sort) Monochrome: 34(A4), 33(Letter) pages/minute (300 dpi x 300 dpi) 9 to 20 pages/minutes (600 dpi x 600 dpi) Zoom(Auto is...
  • Page 23: Fax Specifications

    1. Configuration Fax specifications Category Item MB760 MB770 Communication Realtime Tx Category Item MB760 MB770 Function Instant Dial Tx (Quick General Function Compatibility ITU-T G3 Memory TX) Applicable Network PSTN Realtime Page Print Country Code Yes (26 Countries) Reception Transmission Ability Letter / Legal Memory Tx/Rx Reception Ability...
  • Page 24 1. Configuration Category Item MB760 MB770 Category Item MB760 MB770 Security Function Junk Fax Protection Fax Local Print Activity Report Yes (Transmission /Reception Journal) Memory Only Yes (High security mode) Function Message Yes (Transmission Report) Reception Confirmation Report ID Check TX (Single Location) Double input for Yes (can be switched by service person)
  • Page 25: Internet Fax

    1. Configuration Internet Fax Category Item MB760 MB770 Security Junk Fax Protection Category Item MB760 MB770 Memory Only Function General Function Compatibility T.37 (Simple Mode) Reception T.37 (Direct SMTP Mode)* ID Check TX *by Service Code Setting Double input for Transmission Ability Letter / Legal dialing number...
  • Page 26: Interface Specifications

    1. Configuration 1.5 Interface specifications (2) Cable 1.5.1 Specification of USB interface The length of the cable: the cable of less than 5m with USB 2.0 spec. (Less than 2m is recommended) 1.5.1.1 General of USB interface (Please use the shielded wire for the cable.) (1) Spec.
  • Page 27: Specifications Of Network Interface

    1. Configuration 1.5.2 Specifications of network interface (2) Cable Non-shield twisted-pair cable with RJ-45 connector 1.5.2.1 General of network interface (Category 5e is recommended) Spec. 1.5.2.3 Signal of network interface Network Protocol TCP/IP sepc.: Network layer (1) Connector ARP , IP , ICMP , IPv6, IPSec Pin No.
  • Page 28: Telephone Line Interface Specification

    1. Configuration 1.5.3 Telephone Line interface Specification 1.5.4 USB Host interface 1.5.3.1 Outline of telephone Line interface 1.5.4.1 Outline of USB Host interface The machine will reliably communicate with distant station over voice-level telephone line (1) Basic Specification 1.5.3.2 Telephone Line interface Connector and cable (2) Transmission ModeHi Speed (480Mbps±0.05% max.) Connector Type : RJ-11 (3) Supply Power...
  • Page 29: Specification Of Acc Interface

    1. Configuration 1.5.5 Specification of ACC interface 4) Connecting device Card reader (Option) 1) Connector Printer side: USB A receptacle (female) Downstream port UBA-4R-D14C2-4D(LF)(SN) (JST Mfg. Co.,Ltd) or equivalent Cable side: USB A plug (male) 2) Interface signals Signal name Function Vbus Power Supply (+5V)
  • Page 30 Set up 2.1 Notes and precautions ..............2-2 2.2 Unpack method ................2-3 2.3 Setting method ................2-4 2.4 Assembling method ..............2-5...
  • Page 31: Notes And Precautions

    2. Set up 2.1 Notes and precautions Warning Warning • Do not set it in any high-temperature locations or near any heat sources. • If the liquid such as water enters the MFP, please pull out the power plug from the outlet and contact the customer center.It may cause fire.
  • Page 32: Unpack Method

    2. Set up 2.2 Unpack method Warning Personal injuries may occur. Because the weight of the MFP is approximately 55kg:Short model (68kg:Finisher model, 60kg:w/o Finisher model)(in a state of packing), it needs more than three adults to lift it up. •...
  • Page 33: Setting Method

    2. Set up 2.3 Setting method Plan view • Set the MFP under these conditions. 10~32 ℃ Surrounding environment: 30cm Surrounding humidity: 20~80%RH (Relative humidity) 25 ℃ Highest wet bulb temperature: 100cm 60cm • Protect the MFP from dew formation. •...
  • Page 34: Assembling Method

    2. Set up 2.4 Assembling method 2.4.1 Cable connect Connect the power cable. Note! Confirm that the power switch is turned to OFF " ○ ". Power condition (1) Insert the power cable into the MFP . • Keep the following items. AC voltage : 100V ±10% /110~127V ±...
  • Page 35 2. Set up Turn the power off. When do not use the MFP for long time Note! If you turn off the power without properly shutting down, it may cause damage to the Please explain to the customer about the following items. MFP .
  • Page 36: Optional Part Installation And Confirmation

    2. Set up 2.4.2 Optional part installation and confirmation (1) Turn the MFP power to OFF and pull out the power cord from the outlet. Turn the power off with following the procedure in chapter 3.5.2 [Turn the power off.]. (1) Installation of the optional tray unit (second/ third/ fourth tray/ LCF) Notes! •...
  • Page 37 2. Set up (2)-2 Put the bottoms of the anti-tip feet (both sides) on the floor, align the sides to (2)-4 Align the anti-tip foot cover (rear) to the rear side of the anti-tip foot. the cabinet and tighten them with the two screws each. Screw Hole Screw Hole Anti-tip-foot Side...
  • Page 38 2. Set up (3) Install the optional tray unit and LCF unit to the MFP . Note! Because the weight of the MFP weights is approximately 42kg, it needs more than three adults to lift it up. ① Match the tab into the hole in the bottom of the MFP . Joint ②...
  • Page 39: Compornent Replacement

    Compornent replacement In this chapter, the procedure for replacement of part, assembly and unit is described. The replacement procedure is described by removal of the parts. please install the new parts with following the replacement procedure in reverse order. The parts (such as ① , ② )shown in the manual are different from the parts used in the Disassmbly for Maintenance figure (45387101TL) and RSPL (45387101TR).
  • Page 40: Precautions On Component Replacement

    3. Component replacement 3.1 Precautions on component replacement (1) Remove the AC cable and the interface cable before replacing the parts. (2) Do not disassemble it if the MFP works normally. (a) Remove the AC cable accableing to the following procedure. (3) Disassemble it as required.
  • Page 41 3. Component replacement [Maintenance Tool] The required tools for using the Maintenance utillity are shown in Table 3-1-2. The required tools for replacing the PCB and the unit are shown in Table 3-1-1. Table 3-1-2: Maintenance Tools Maintenance Tools Amount Purpose Notes Table 3-1-1: Maintenance Tools Maintenance Tools...
  • Page 42: Transfer Roller

    3. Component replacement 3.2 Method of component replacement (3) Remove the ID unit ① . In this chapter, the replacement of parts and assemblies is described by the dissassemble figures. Note! Cover the removed Print cartridge with black paper. 3.2.1 Transfer Roller ①...
  • Page 43: Fuser Unit

    3. Component replacement 3.2.2 Fuser unit 3.2.3 Cover-Rear-Blind (1) Remove the two screws (silver) ① . (1) Open the front cover, the scanner and the top cover. (Refer to 3.2.1) (2) Remove the fuser unit ① . (2) Remove the Cover-Rear-Blind ② . ①...
  • Page 44: Cover-Side-L

    3. Component replacement 3.2.4 Cover-side-L 3.2.5 Cover-side-R (1) Remove the ID unit. (Refer to 3.2.1) (1) Remove the ID unit. (Refer to 3.2.1) (2) Remove the fuser unit. (Refer to 3.2.2) (2) Remove the fuser unit. (Refer to 3.2.2) (3) Remove the Cover-Rear-Blind. (Refer to 3.2.3) (3) Remove the Cover-Rear-Blind.
  • Page 45: Scanner Unit

    3. Component replacement 3.2.6 Scanner unit 3.2.7 Stay-R (1) Remove the ID unit. (Refer to 3.2.1) (1) Remove the Cover-Side-R. (Refer to 3.2.5) (2) Remove the Cover-Side-R. (Refer to 3.2.5) (2) Remove the Scanner.(Refer to 3.2.6). (3) Remove the Cover-Side (R-Top) ① . (3) Remove the soft-absorber ①...
  • Page 46: Cu/Pu Pcb/Low Voltage Power Supply

    3. Component replacement 3.2.8 CU/PU PCB/Low voltage power supply Warning Electric shock hazard. There is a risk of electric shock during replacement of the low voltage power supply. Use insulating gloves or avoid direct contact with any conducting part of the power supply, and caution should be exercised during replacement.
  • Page 47: Plate-Board-R Assy/Guide-Cable Power Low

    3. Component replacement 3.2.9 Plate-Board-R Assy/Guide-Cable Power Low 3.2.10 Motor FAN (low voltage) (1) Remove the scanner. (Refer to 3.2.6) (1) Remove the scanner. (Refer to 3.2.6) (2) Remove the Stay-R Assy. (Refer to 3.2.7) (2) Remove the Plate-Board-R-Assy. (Refer to 3.2.9) (3) Remove the two screw(silver) ①...
  • Page 48: Dc Motor (Hop) / Dc Motor (Id)

    3. Component replacement 3.2.11 DC motor (hop) / DC motor (ID) 3.2.12 Motor FAN (ID) / Micro switch (Plate-Assy-Side(R)) (1) Remove the scanner. (Refer to 3.2.6) (1) Remove the scanner. (Refer to 3.2.6) (2) Remove the Plate-Board-R-Assy. (Refer to 3.2.9) (2) Remove the Plate-Board-R-Assy.(Refer to 3.2.9) (3) Remove the cables of the Motor FAN (ID) ①...
  • Page 49: Hv-Board / Motor-Fan

    3. Component replacement 3.2.13 HV-Board / Motor-FAN 3.2.14 Cover-Assy-Front (1) Remove the Cover-Side-L and the Cover–Side-R. (Refer to 3.2.4 / 3.2.5) (1) Remove the Cover-Side-L. (Refer to 3.2.4) (2) Remove the two screws (silver) ① and remove the Stay-Assy-L ② (2) Remove the scanner. (Refer to 3.2.6) (3) Remove the three screws (silver) ③...
  • Page 50: Led Assy

    3. Component replacement 3.2.15 LED Assy (1) Remove the ID unit. (Refer to 3.2.1) (2) While pushing LED Assy ① in the direction of the arrow (a), unhook the part A by pulling it in the direction of the arrow (b). (3) Remove the LED Assy, and disconnect the FFC cable from ①...
  • Page 51: Plate-Assy-Duct

    3. Component replacement (7) Remove the retainer-4 ⑥ , and remove the Shaft-Link-Head ⑦ and the two 3.2.16 Plate-Assy-Duct Bearing-Metal ⑧ . ⑧ (1) Remove the Cover-Side-R. (Refer to 3.2.5) (2) Remove the Plate-Board-R-Assy.(Refer to 3.2.9) ⑦ (3) Disconnect the FFC cable of the LED head from the PU-Board. (4) Remove the screw (silver) ①...
  • Page 52: Feeder-Assy-Regist / Clutch

    3. Component replacement (8) Remove the two screws (silver/8mm) ⑥ , and remove the Plate-Front ⑦ . 3.2.17 Feeder-Assy-Regist / Clutch (9) Remove the five screws (silver) ⑧ and the two screws (silver) ⑨ , and remove the Feeder-Assy-Regist ⑩ . (1) Remove the Cover-Side-L and Cover-Side-R.
  • Page 53: Tr-Assy-Front

    3. Component replacement (10)Remove the e-ring ⑪ , and remove the Clutch ⑫ . 3.2.18 TR-Assy-Front (1) Remove the transfer roller.(Refer to 3.2.1) (2) Remove the Cover–Side-R. (Refer to 3.2.5) (3) Remove the Remove the plate shield(Refer to 3.2.8) (4) Disconnect all cable of TR-Assy-Front from the PU/CU-Board. (5) Remove the three screws (silver) ①...
  • Page 54: Tr-Assy-Rear

    3. Component replacement 3.2.19 TR-Assy-Rear 3.2.20 Cover-Assy-Stacker (Short-Model) (1) Remove the transfer roller. (Refer to 3.2.1) (1) Remove the Cover–Side-R. (Refer to 3.2.5) (2) Remove the Cover–Side-R. (Refer to 3.2.5) (2) Remove the scanner. (Refer to 3.2.6) (3) Remove the Plate-Assy-Duct. (Refer to 3.2.16) (3) Remove the Plate-Stay-R.
  • Page 55: Cover-Assy.-St(Tall) (For Finisher Model Only)

    3. Component replacement (7) Remove the two screws (black) ③ , and remove the Cover-Stacker (Sub-R) ④ . 3.2.21 Cover-Assy.-St(Tall) (for finisher model only) (8) Remove the two Cover-top-Sub-S ⑤ . (9) Remove the screw (silver) ⑥ . (1) Remove the finisher unit. (Refer to 3.2.38) (2) Remove the Cover–Side-R.
  • Page 56: Eject-Assy

    3. Component replacement (7) Open the rear cover, and remove the two screws (silver) ③ . 3.2.22 Eject-Assy (1) Remove the Cover–Side-R. (Refer to 3.2.5) (2) Remove the scanner. (Refer to 3.2.6) (3) Remove the Plate-Stay-R. (Refer to 3.2.7) (4) Remove the Plate-Board-R-Assy. (Refer to 3.2.9) (5) Remove the Cover-Assy-Stacker.
  • Page 57 3. Component replacement (8) Remove the cable of the Motor FAN ④ from the Eject-Assy ⑤ . (10) Remove the two screws (silver/28mm) ⑥ , and remove the Motor FAN ④ . (9) Close the rear cover, and remove the Eject-Assy ⑤ . Note! Be careful to install the Motor-FAN ④...
  • Page 58: Dc Motor (Fuser)

    3. Component replacement 3.2.23 DC motor (fuser) (1) Remove the Cover–Side-R. (Refer to 3.2.5) (2) Remove the scanner. (Refer to 3.2.6) (3) Remove the Plate-Board-R-Assy. (Refer to 3.2.9) (4) Remove the Cover-Assy-Stacker. (Refer to 3.2.20) (5) Remove the Eject-Assy. (Refer to 3.2.21) (6) Remove the two screws (silver) ①...
  • Page 59: Paper Feed Rollers

    3. Component replacement 3.2.24 Paper feed rollers (3) Open the cover while pushing the two tabs (a and b) inward. (1) Remove the cassette. (2) Remove the two paper feed rollers ① (without gear) and ② (with gear) while pushin each tab outward. ②...
  • Page 60 3. Component replacement (5) Remove the retard roller tray ③ and the spring ④ . ③ ④ Note! After setting the two paper feed rollers ① and ② , check that they do not come off. 3-22 / 45387101TH Rev.1...
  • Page 61: Paper Feed Rollers (Mpt)

    3. Component replacement 3.2.25 Paper feed rollers (MPT) (3) Open the paper set cover. (1) Open the MP tray forward by inserting your fingers into the front reccesses. Paper set cover MP tray (4) Remove the MPT paper feed roller (with gear) ① while pushing the tab outward. (2) Release the tab of the paper feed roller cover by pressing the right arm inward while lifting up the MP tray lightly, and release the tab on the left side in the same manner.
  • Page 62 3. Component replacement (5) Remove the MPT paper feed roller (without gear) ② while pushing the tab outward. ② (6) Open the retard roller cover while pushing the center part of the MP tray, and remove the MPT retard roller ③ . ③...
  • Page 63 3. Component replacement 3.2.26 Tray-Assy-Document / Cover-ADF-R (4) Push the portion A. (Concurrent to push the (3) ) ② (1) Open the Cover-Assy-top-ADF. (2) Remove the Tray-Assy-Document ① by pull it in the direction arrow. Cover-assy-top-ADF ① (5) Remove the cover-ADF-R ② in the direction of the arrow. ②...
  • Page 64 3. Component replacement 3.2.27 ADF-unit (4) Remove the ADF-unit by insert the flat-blade screwdriver to gap betweenADF-unit and flatbed-unit with pull the cables out of the Frame-Base (ADF) and Hinge. Note! To see the Section 3.3 when replacement the ADF-unit ③ . (1) Remove the cover-ADF-R.
  • Page 65 3. Component replacement 3.2.28 Sheet-document / Paper-weight-Assy / Spring- <Attention of affix the sheet-document> PW-ADF (1) Degrease the affix area of ADF-unit. (2) Remove the peeling-off sheet. (1) Open the ADF-unit. (3) Set the sheet-document (see the figure below). (2) Remove the sheet-document ① . (4) Close the ADF-unit.
  • Page 66 3. Component replacement 3.2.29 Hinge-Assy-L / Hinge-Assy-R 3.2.30 ADF-Assy (1) Remove the three screws(black) ① and remove the hinge-Assy-R ② . (1) Remove the screw(silver) ① and remove the ADF board(7RL) ② . (2) Remove the three screws(black) ② and remove the hinge-Assy-L ④ . (2) Remove the four screws(black/6mm) ③...
  • Page 67 3. Component replacement 3.2.31 Guide-Retard / Roller / Motor / Clutch / Solenoid/ Photo-sensor (1) Pull and remove Guide-Cable-ADF ① . (2) Remove the E ring ② and remove the clutch ③ . (3) Remove the three screws(black/6mm) ④ and remove the plate-motor-ADF ⑤ . (4) Remove the two screws(silver) ⑥...
  • Page 68 3. Component replacement 3.2.32 Guide-Assy-Retard (1) Remove the eight claws and remove the Guide-Retard(sub) ① . (2) Remove the Cover-Retard(ADF) ② . (3) Remove the Frame-Assy Retard ③ and remove the spring Retard ④ . (4) Remove the Lever-Hopping ⑤ and the spring-Hopping ⑥ . (5) R e m o ve t h e P h o t o - c o u p l e r ⑦...
  • Page 69 3. Component replacement 3.2.33 Flatbed-Unit (1) Remove the five screws (black/6mm) ① and remove the cover-Bottom ② . (2) Remove the screw (silver) ③ and remove the platestopper(OP) ④ . (3) Remove the two screws (black/12mm) ⑤ and remove thecover-OP ⑥ (4) Remove the screw(black) ⑦...
  • Page 70 3. Component replacement 3.2.34 Frame-assy-FB (1) Remove the five screws (silver) ① and remove the five screws(black/6mm) ② . (2) And remove the plate-shield-SU ③ . (3) Remove the all SU-board cables. (4) Remove the five screws (silver) ④ and remove the SU-board ⑤ . (5) Remove the screw (black/6mm) ⑥...
  • Page 71 3. Component replacement 3.2.35 Antenna (for wireless model only) 3.2.36 Stapler (for stapler model only) (1) Remove the screw (silver/8mm) ① . (1) Remove the plate shield. (Refer to 3.2.8). (2) Remove the two screws (silver) ① and remove the Staple ② . ①...
  • Page 72 3. Component replacement 3.2.37 Finisher (for finisher model only) (1) Open the Scanner and remove the two screws(black) ① . (2) Remove the cover connector ② by push the tab. (3) Disconnect the connector and remove the finisher unit ③ . ③...
  • Page 73: Check The Scanner Mech Level And Su Fw Version

    3. Component replacement 3.3 Check the Scanner Mech Level and SU FW version Mech Level and SU FW version table When replacement the ADF Unit or ADF Assy or SU board, to check the Mech Mech Level Mark SU FW version Level. ▲...
  • Page 74: Oiling Spots

    3. Component replacement 3.4 Oiling spots This chapter shows the oiling spots. Do not oil the other spots that are not shown here. It is not necessary to inject the machine-oil during disassembling. However, please add the specified oil when you wipe the oil off. Oiling operation (1) Mark and name of the lubrication oil EM-D110:...
  • Page 75 3. Component replacement ① -1 Plate-Assy-Side-L ① -2 Plate-Assy-Side-L EM-30LP Class C Apply a normal amount of MOLYKOTE(EM-30LP) to the guide inside areas. (Slide surface) EM-30LP Class C Apply a normal amount of MOLYKOTE(EM-30LP) to the guide inside areas. (Slide surface) Lever-Lock Guide-ID-L EM-30LP Class C...
  • Page 76 3. Component replacement ② -1 Plate-Assy-Side-R ② -2 Plate-Assy-Side-R Plate-Assy-Side-R EM-30LP Class A Apply a normal amount of MOLYKOTE (EM-30LP) to the EM-30LP Class C hatched areas of Spring-ID-R. Apply a normal amount of MOLYKOTE(EM-30LP) to the hatched areas. (Gear tooth surface) EM-30LP Class B Apply a normal amount of MOLYKOTE (EM-30LP) to the sliding surface with...
  • Page 77 3. Component replacement ② -3 Plate-Assy-Side-R ② -4 Plate-Assy-Side-R EM-30LP Class F Apply a normal amount of MOLYKOTE (EM-30LP) to the hatched areas (Gear tooth surface) EM-30LP Class C EM-30LP Class B Apply a normal amount of Apply a normal amount of MOLYKOTE (EM-30LP) to the MOLYKOTE(EM-30LP) hatched areas...
  • Page 78 3. Component replacement ② -5 Plate-Assy-Side-R ③ TR-Assy-Middle HP-300Class C Apply a normal amount of EM-30LP Class C MOLYKOTE (HP-300) to the Apply a normal amount of hatched areas. MOLYKOTE (EM-30LP) to he (Gear tooth surface) hatched areas. (Gear tooth surface) Bearing-TR Gear-FU-B Gear-FU-A...
  • Page 79 3. Component replacement ④ TR-Assy-Front ⑤ -1 Feeder-Assy-Regist C-9310 or C-5005 Class B Apply a normal amount of Tetra(C-9310 or C-5005) to the hatched areas. C-9310 or C-5005 Class B (Bearing sliding surface) Apply a normal amount of Tetra(C-9310 or C-5005) to the hatched areas.
  • Page 80 3. Component replacement ⑤ -2 Feeder-Assy-Regist ⑥ Eject-Assy C-9310 or C-5005 Class B Apply a normal amount of Tetra(C-9310 or C-5005) to the hatched areas. (Shaft surface side) Gear-Idle-Z21( 3) Gear-ReductonZ23-Z41 Refer to the HANARL SF133 control Refer to the HANARL SF133 control standard (L0216) standard (L0216) Apply HANARL SF-133(Immersed in...
  • Page 81 3. Component replacement ⑦ Guide-Assy-Eject-Lower ⑧ Plate-Assy-Base EM-30LP Class A Apply a normal amount of MOLYKOTE (EM-30LP) to the hatched areas. (Spring) Spring-Dup-L Spring-Dup-R EM-30LP Class B Apply a normal amount of MOLYKOTE (EM-30LP) to the hatched areas. (Center of shaft) Shaft-Idle-Dup 3-43 / 45387101TH Rev.1...
  • Page 82 3. Component replacement ⑨ Duplex-Assy ⑩ Hinge-Assy-Front EM-D110 Class F Apply a normal amount of MOLYKOTE (EM-D110) to EM-D110 Class D ched areas. Apply a normal amount of MOLYKOTE (EM-D110) to the hatched areas. EM-30LP Class B ( 2 places ) Apply a normal amount of MOLYKOTE (EM-30LP) to the hatched areas.
  • Page 83 3. Component replacement ⑪ Frame-Assy-Front ⑫ Cassette-Assy EM-30LP Class C Apply a normal amount of EM-30LP Class B MOLYKOTE (EM-30LP) to the Apply a normal amount of hatched areas. MOLYKOTE (EM-30LP) to the (Hole Inside surface) sliding areas by one point. Lever-Front-L Frame-Front EM-30LP Class C...
  • Page 84 3. Component replacement ⑬ Fuser-Assy ⑭ MFP NIP-MB760/MB770 EM-D110 Class C Apply a normal amount of MOLYKOTE Plate-Side-R-F_Caulk (EM-D110) to the hatched area. HP-300 Class A Apply a normal amount of MOLYKOTE (HP-300) to the HP-300 Class C EM-D110 Class C Cross hatched areas.
  • Page 85 3. Component replacement ⑮ 45060901PA Hinge-Assy-(L) / 45061001PA Hinge- ⑮ -3 45051501 Case-Hinge(L-ADF) Assy-(R) 45051701 44539601 Slider-Hinge (ADF) Slider-Hinge (ADF) 45051501 Case-Hinge(L-ADF) Case-Hinge-R (ADF) EM-D110 Class C Apply a normal amount of MOLYKOTE (EM-D110) to the hatched area. (5 surface) ⑮ -1 45051701 Slider-Hinge (ADF) ⑮...
  • Page 86 3. Component replacement ⑯ 4505625xxPA Tray-Assy-Document ⑰ 45059801PA Frame-Assy-Hopping-ADF 445388xx Tray-Document SF-133 Class C Apply a normal amount of HANARL (SF-133) to the hatched area. (3 sliding surfaces) HANARL SF-133 All around Apply HANARL (SF-133) all around 41321801 Gear-Planet(3 pcs) Leave it for about 3minutes (drying time) after painting HANARL SF-133, and then assemble the 41321801 Gear-Planet.
  • Page 87 3. Component replacement ⑲ 45059701PA Guide-Assy-Top-B  45066301PA Guide-Assy-Exit-Lower HANARL SF-133 All around HANARL SF-133 All around Apply HANARL (SF-133) all around Apply HANARL (SF-133) all around of 44530001 Shaft-Press (4 pcs) of 44530001 Shaft-Press (4 pcs) Leave it for about 3minutes (drying time) after painting HANARL SF-133, and then assemble the roller.
  • Page 88 3. Component replacement  45060401PA Roller-Assy-Eject-ADF  45060601PA Plate-Assy-Gear Roller-Feed-ADF HANARL SF-133 All around Apply HANARL (SF-133) to 45050301 Plate-Gear(Caulking Especially,to 2 shaft Lever-Separator-EX Washer-A EM-30LP Class C x1 Apply Class C of MOLYKOTE (EM-30LP) to the hatched area. (to 1 places on the gear tooth circle) (Refer to detail) Leave it for about 3minutes (drying time) after painting HANARL SF-133, and then assemble the roller.
  • Page 89 3. Component replacement  4505901PA ADF-Assy  -2 Apply HANARL SF-133 to gear -1 44530001 Shaft-Press 41321801 40325301 Gear-Z42 Gear-Double(Z40-47) 41321801 Gear-Planet Apply HANARL (SF-133) all around to parts below. 41321801 Gear-Double(Z40-47) HANARL SF-133 All around 41321801 Gear-Planet Apply HANARL (SF-133) all around 40325301 Gear-Z42 of 44530001 Shaft-Press (4 pcs) Leave it for about 3minutes (drying time) after painting HANARL SF-133, and then...
  • Page 90 3. Component replacement  -4 Apply MOLYKOTE (EM-30LP) to gear Apply to 1 place with range 10mm or more. (The application place is arbitrary) It is applicaion to a state without a lump jumping out of an Gear For detail tooth top, the tooth bottom. 10mm or more 45049201 45050901 Gear-Clutch-Z27...
  • Page 91 Maintenance Menu Adjustment of this printer can be performed from the Maintenance Utilities by entering the corresponding menu from the keyboard of the operator panel. This printer contains the maintenance menu in addition to the normal operation menus. Select an appropriate menu in accordance with the objective of adjustment.
  • Page 92 4. Maintenance Menu 4.1 Maintenance Utility The adjustments described in table 5-1 should be made by using Maintenance Utility. Section in Operation from Maintenance operator panel The following details the utility: Option Adjustment Utility (section in this Operating maintenance Manual manual) (1) Maintenance Utility Operating Manuals: 3 Factory/...
  • Page 93 4. Maintenance Menu 4.2 Maintenance menu functions 4.2.1 Self-diagnostic mode (1) How to select the menu items Menu items can be selected by pressing of [4] or [ * ], or by LEVEL0 XXXX pressing of [2] or [8]. This section describes the self-diagnostic LEVEL 0 and LEVEL 1 respectively. Menu items can be selected by pressing either [2] or [8] key.
  • Page 94 4. Maintenance Menu (1) How to select the menu items Menu items can be selected by pressing either [2] or [8] key, and executed by pressing [6]. LEVEL1 XXXXX XXXXX Menu items can be entered by pressing of [6] or [4], and can be selected by pressing of [2] or [8]. The test can be executed by pressing [6], and can be exited by pressing [4].
  • Page 95 4. Maintenance Menu 4.2.1.2 Ordinary self-diagnostic mode (level 1) 4.2.1.2.1 How to enter the self-diagnostic mode (level 1) Menu items of the ordinary self-diagnostic mode are shown below. While pressing the [6] and [8] keys, simultaneously, turn on the power to enter Maintenance Item Self-diagnostic menu...
  • Page 96 4. Maintenance Menu 4.2.1.3 Switch scan test This self-diagnostic menu is used to check the entry sensor and the switch. Enter the self-diagnostic mode (level 1) and press the [2], [8] key until "SWITCH SCAN" is displayed in the upper row of the display area. (Pressing the [2] key increments the test item and pressing the [8] key decrements the test item.) Press [6] when displayed "SWITCH SCAN"...
  • Page 97 4. Maintenance Menu Table 4-2 SWITCH SCAN details <Item having no function> Asterisk mark (*) is displayed in the lower row of display area. * 1: “L” is displayed when the cover is open (including in the Sleep mode and power-off status), and "H" is displayed when the top cover and front cover is closed and warm-up is done.
  • Page 98 4. Maintenance Menu 4.2.1.4 Motor clutch test This self-diagnostic menu is used to test the motor and clutch. 1. Enter the self-diagnostic mode (level 1) and press the [2], [8] key until "MOTOR&CLUTCH TEST" is displayed in the upper row of the display area. (Pressing the [2] key increments the test item and pressing the [8] key decrements the test item.) Press the [6] key when "MOTOR&CLUTCH TEST"...
  • Page 99 4. Maintenance Menu Table 4-3 Unit name display Drive restriction condition Remarks ID MOTOR To be driven when the ID is removed. − FUSER_MOTOR − − REGIST CLUTCH − − T1 HOPPING CLUTCH − − MPT HOP CLUTCH − − DUPLEX MOTOR −...
  • Page 100 4. Maintenance Menu 4.2.1.5 Test print Display Setting value Function PRINT EXECUTE – Pressing the [6] key starts print/Pressing the [#] key This self-diagnostic menu is used to print the test pattern that is built inside PU. Other test terminates print. (In units of page) patterns are stored in the controller.
  • Page 101 4. Maintenance Menu While the message "PRINT EXECUTE" that is set by the operation specified in step 2 is being displayed, press the [6] key and the test print is executed with the setting value that has been set by steps 2 and 3. Pressing the [#] key stops the test print.
  • Page 102 4. Maintenance Menu • During printing, the following messages are displayed. • Displays are switched by pressing the [2] key. P=*** ETMP=***UTMP=*** W=*** P : Number of test print copies (unit: copies) ETMP : Hopping motor constant speed correction parameter W : Print waiting time (unit: second) (environment temperature) [unit: DEC] UTMP : Fuser motor constant speed correction parameter...
  • Page 103 4. Maintenance Menu 4.2.1.6 Consumable item counter display This self-diagnostic menu is used to display the consumption status of the consumable items. Enter the ordinary self-diagnostic mode and press the [2] , [8] key until "CONSUMABLE STATUS" is displayed in the display area. (Pressing the [2] key increments the test item and pressing the [8] key decrements the test item.) Press the [6] key when "CONSUMABLE STATUS"...
  • Page 104 4. Maintenance Menu 4.2.1.7 Number of print copies counter display 4.2.1.8 Switching between the Factory mode and the Shipping mode This self-diagnostic menu is used to display status of the number of copies of a printer. This self-diagnostic menu item is used to switch between the Factory mode and the Shipping mode.
  • Page 105 4. Maintenance Menu 4.2.1.9 Self-diagnostic function setting Operation at the Display Setting value Function setting value This self-diagnostic menu is used to set valid/invalid of the error detection by the various DRUM OVER STOP Not to continue Setting of valid/invalid of continuance sensors.
  • Page 106 4. Maintenance Menu 4.2.1.10 LED head serial number display This self-diagnostic menu item is used to check whether the downloaded LED head data matches the serial number of the actual LED head. Enter the self-diagnostic mode (level 1) and press the [2], [8] key until "LED HEAD DATA"...
  • Page 107: How To Enter The Scanner Maintenance Menu

    4. Maintenance Menu 4.2.2 How to enter the Scanner Maintenance Menu (1) Press the [6] key & [8] key when the MFP power is turned on. (2) Press the [1] key when the "Select Number" is displayed. Basic key assignmenet in the Scanner Maintenance Menu Maintenance mode ↑...
  • Page 108 4. Maintenance Menu (3) Display "Scanner Maint" as the Scanner Maintenace Menu show below. Default Default Default Value Item1 Item2 Item3 Item4 value value value Notes (Step) Scanner Adjust Scan Side Reg. +42 ~ 0 Adjust the scanning start position of main scanning direction when book scanning. Adjust in intervals of one step =2/600 dpi (=0.08 mm).
  • Page 109: Setups Upon Completion Of Part Replacement

    4. Maintenance Menu 4.3 Setups upon completion of part replacement 4.3.1 Precautions when replacing the PU board The adjustments that are required upon completion of part replacement are described below. Replacement parts Adjustment contents W h e n a c c e s s t o t h e E E P RO M o f t h e b o a r d t o r e m ove i s p o s s i bl e. (When the [Engine EEPROM Error] is not displayed:) LED head See note.
  • Page 110 4. Maintenance Menu When access to the EEPROM of the board to remove is impossible. When the board is replace with the new board, the new board has been set in the Factory working mode. Therefore, it should be switched to the Shipping If the [Engine EEPROM Error] is displayed on the operator panel with the mode.
  • Page 111: Periodic Maintenance

    Periodic maintenance 5.1 Cleaning ..................5-2 5.2 How to clean the LED lens array ..........5-3 5.3 How to clean the pickup rollers for MP Tray .........5-5 5.4 How to clean the paper feed rollers for MP Tray ......5-6 5.5 How to clean the rollers in the ADF ..........5-8 5.6 How to clean the document rollers in the ADF ......5-9 5.7 How to clean the document glass ..........5-10...
  • Page 112: Cleaning

    5. Periodic maintenance 5.1 Cleaning Clean inside and outside of the MFP with clean dry cleaning cloth and small vacuum cleaner (hand cleaner) as required. Note! Be careful not to touch the image drum terminals, the LED lens array and the LED head connectors. 5-2 / 45387101TH Rev.1...
  • Page 113: How To Clean The Led Lens Array

    5. Periodic maintenance 5.2 How to clean the LED lens array Perform cleaning of the LED head. If the white banding, white stripe (white drop-out, light printing) in the vertical direction occurs on the print surface, clean the LED lens array. If any light print or white banding is recognized or if print character becomes blurred, clean the LED head as descried below.
  • Page 114 5. Periodic maintenance (3) Remove the Image drum cartridge. (5) Return the Print Cartridges to the MFP carefully. 1. Remove the Print Cartridges and place them on a flat workbench. 2. Cover the removed image drum cartridge with a black paper. Image Drum (4) Wipe the lens surface of the LED head with soft tissue paper gently and lightly.
  • Page 115: How To Clean The Pickup Rollers For Mp Tray

    5. Periodic maintenance 5.3 How to clean the pickup rollers for MP Tray If the vertical bending in the vertical direction occurs on the print surface the pickup roller. (3) Clean the separation roller of the paper tray with a clean cloth wrung out stringently of clean water.
  • Page 116: How To Clean The Paper Feed Rollers For Mp Tray

    5. Periodic maintenance 5.4 How to clean the paper feed rollers for MP Tray (1) Open the MP tray. (3) Open the paper set cover until the touches the printer. Paper set cover (2) Release the tabs of the paper feed roller cover by pressing the both side arms (4) Open the separation roller cover forward while pressing the center part of the inward while listing up MP tray lightly.
  • Page 117 5. Periodic maintenance (5) Wipe the feed rollers and separation roller with a wet cloth that has been wrung out well. Roller ×3 Note! •Clean the feeder roller of the multi-purpose tray in the same manner when the error code [Open cover / Paper Jam / Front Cover / Please see HELP for details] occurs frequently.
  • Page 118: How To Clean The Rollers In The Adf

    5. Periodic maintenance 5.5 How to clean the rollers in the ADF If the document feeding rollers in the ADF are contaminated with ink, toner particles or (4) Wipe the document feed rollers with a soft cloth lightly moistened with water. paper dust, documents and outputs get dirty and a paper jam and noise may occur.
  • Page 119: How To Clean The Document Rollers In The Adf

    5. Periodic maintenance 5.6 How to clean the document rollers in the ADF (1) Open the glass cover. (3) Wipe the rollers with a soft cloth lightly moistened with water. glass cover Roller Roller (4) Return the document pad to former position. (2) Open the document pad by pull the lever.
  • Page 120: How To Clean The Document Glass

    5. Periodic maintenance 5.7 How to clean the document glass It is recommended to clean the document glass once a month to maintain image quality of the printouts. (1) Open the document glass cover. (2) Wipe the document holding pad, document glass and ADF document glass surface with a soft cloth lightly moistened with water.
  • Page 121: Troubleshooting And Repair Procedure

    Troubleshooting and repair procedure 6.1 Before starting the repair work ...........6-2 6.2 Confirmation items before taking corrective action against abnormalities ................6-2 6.3 Precautions when taking corrective action against abnormality .6-2 6.4 Preparation for troubleshooting ..........6-2 6.5 Troubleshooting method .............6-3 6.6 Fuse check ................6-53 6.7 Paper cassette switches versus Paper size correspondence table ...............6-54...
  • Page 122: Precautions When Taking Corrective Action Against Abnormality

    6. Troubleshooting and repair procedure 6.1 Before starting the repair work (1) Confirm the basic check/inspection points described in User’s Manual. (2) Get the information/status from client at the time when the trouble has occurred as much in details as possible (3) Create the status close to the user’s status when the trouble has occurred, and inspect a printer in that status.
  • Page 123: Error Code List

    6. Troubleshooting and repair procedure 6.5 Troubleshooting method 6.5.1 Error code list When a trouble occurs in this printer, perform troubleshooting by following the steps described below. Note! For the error codes not described in this manual, refer to the Software Guide. Trouble occurs Error Code Details 3DE1...
  • Page 124 6. Troubleshooting and repair procedure Error Code Details Error Code Details Incompatible toner (Black) → Black Toner Group Mismatch Error C56C Tray3 Unit I/F Error D335 C56D Tray4 unit I/F error D345 Black image drum life C56E LCF Unit I/F Error D34F Printer unit life C5A1...
  • Page 125 6. Troubleshooting and repair procedure Error Code Details Error Code Details E16A Tray4 paper remaining F073 Uncompatible Specversion Error E19A Detect the LCF paper remain F090 SRAM abnormality on the SYS board E202 Paper feed jam F100 HDD format error E20A Paper Feed (remained paper) F101...
  • Page 126: Printer Error Troubleshooting

    6. Troubleshooting and repair procedure 6.5.2 Printer error troubleshooting Error code Cause Error details Remedial measure C0A2 Low voltage Is the fan (bottom right of the Check for sure Error code Cause Error details Remedial measure power supply front) of the low voltage power connection of the fan error supply block working?
  • Page 127 6. Troubleshooting and repair procedure Error code Cause Error details Remedial measure Error code Cause Error details Remedial measure C0A6 Duplex Fan error inside the Duplex unit. Check if the Duplex C4C0 The fuse has Is the fuser unit installed After cleaning FAN Alarm unit is installed...
  • Page 128 6. Troubleshooting and repair procedure Error code Cause Error details Remedial measure Error code Cause Error details Remedial measure C41C The backup Turn on the power C5B5 When LCF is setting, Tray2 Replace the Tray roller again. Clock Adjust Error or Tray3 board thermistor is Does this error recur?
  • Page 129 6. Troubleshooting and repair procedure Error code Cause Error details Remedial measure Error code Cause Error details Remedial measure C5A2 Duplex Software Error Replace the D3F6 The error is detect the Drum is Set the correct tag Duplex Unit not genuine. in ID.
  • Page 130 6. Troubleshooting and repair procedure Error code Cause Error details Remedial measure Error code Cause Error details Remedial measure E120 Indicates that jam has occurred E16A Occur jam and Paper on the Take out the during feeding paper from the Tray4 jammed paper.
  • Page 131 6. Troubleshooting and repair procedure Error code Cause Error details Remedial measure C921 AC voltage zero-crossing error C h e c k t h e A C voltage. Change the Low- voltage board or PU board. F034 Tray4 version error Change the Tray4 board F072...
  • Page 132: Scanner Error Troubleshooting

    6. Troubleshooting and repair procedure 6.5.3 Scanner error troubleshooting System Spec. Code Category Cause Error details Measure System Spec. E722 Error ADF document Regist paper sensor stuck jam/detection Open the ADF cover, Code Category Cause Error details Measure of out-of-spec oversized documents – remove every jammed Once the regist paper sensor becomes document from the paper...
  • Page 133 6. Troubleshooting and repair procedure System Spec. System Spec. Code Category Cause Error details Measure Code Category Cause Error details Measure E728 Error ADF document Detection of chattering of a sensor Open the ADF cover, C280 ServiceCall Scanner home The home position sensor does not Power cycle the unit.
  • Page 134: Preparation For Troubleshooting

    6. Troubleshooting and repair procedure 6.5.4 Preparation for troubleshooting (8-5) Paper is not supplied from the Duplex unit to the regist roller....6-39 Paper size error (error code E061, E062, E063, E064, E065) ......6-39 LCD display error ....................6-15 (9-1) Jam occurs when paper end is located near the IN1 sensor....6-39 (1-1) LCD does not display anything.
  • Page 135: Lcd Display Error

    6. Troubleshooting and repair procedure 6.5.4. (1) LCD display error Action to be taken Check item Check work Memo For the numbers from ① through  after name of the respective connectors, at NG refer to section 6.5.4 (19) "Wiring diagram". (1-1-3) Check the peripherals of the power supplies (1-1) LCD does not display anything.
  • Page 136: Abnormal Operations Of Printer After The Power Is Turned On

    6. Troubleshooting and repair procedure 6.5.4. (2) Abnormal operations of printer after the power is turned on (2-2) Abnormal sound is heard. (2-1) Any operation does not start at all. Action to be taken Check item Check work at NG Action to be taken Check item Check work...
  • Page 137: Bad Odors Are Generated

    6. Troubleshooting and repair procedure (2-3) Bad odors are generated. Action to be taken Check item Check work at NG Action to be taken Check item Check work at NG (2-2-3) Check the jumping phenomena of gear tooth. (Abnormal load of the consumable item) (2-3-1) Locating the exact position of generating bad odor Operating conditions Check if operations of the respective motors are...
  • Page 138 6. Troubleshooting and repair procedure (3) Paper Jams JAM location of occurrence outline chart When paper jams occur or paper remains in the printer, "Paper Jam", or "Paper Remain" is displayed on the operation panel. (382:Exit) A method to remove the paper is displayed, remove the paper in the printer according to (370:Duplex [Handling].
  • Page 139 6. Troubleshooting and repair procedure (3) Return the tray to the printer. Open Cassette Open Cassette Paper Remain Paper Jam [Tray Name] [Tray Name] When the above messages are displayed. Tray1 is applied here as an example. (1) Pull the displayed tray. (4) Insert your finger into the recess on the right side of the printer and pull the front cover open lever to open the front cover forward.
  • Page 140 6. Troubleshooting and repair procedure If you cannot find the jammed paper Open Cover 1. Open the rear cover by pulling the lock lever on the back side of the printer Paper Remain toward you. Front Cover Lock lever When the above messages are displayed. (1) Insert your finger into the recess on the right side of the printer and pull the front cover open lever to open the front cover forward.
  • Page 141 6. Troubleshooting and repair procedure (3) Remove the jammed paper gently. If an edge of jammed paper can be seen Open Cover Open Cover Paper Jam Paper Remain Front Cover Front Cover Remedy when the above messages are displayed (1) If there is any paper on the MP Tray, open the paper set cover and take it out. Paper set cover If you cannot find the jammed paper (2) Insert your finger into the recess on the right side of the printer and pull the front...
  • Page 142 6. Troubleshooting and repair procedure (3) Remove ID unit and place it on new paper etc. on a flat surface. Open Cover Open Cover Paper Jam Paper Remain Top Cover Top Cover ID unit Remedy when the above messages are displayed (1) Insert your finger into the recess on the right side of the printer and pull the front cover open lever to open the front cover forward.
  • Page 143 6. Troubleshooting and repair procedure (6) Open the registration guide in the direction of the arrow. (9) Pull out the jammed paper gently while tilting the release levers (6) on the fuser unit forward if an edge of jammed paper cannot be seen. Registration guide If an edge of jammed paper still remains inside the unit, pull out the jammed paper gently toward the inside of the printer.
  • Page 144 6. Troubleshooting and repair procedure (3) Remove ID unit and place it on new paper etc. on a flat surface. 382, 383, 385 639, 640 Open Cover Open Cover Paper Jam Paper Remain Top Cover Top Cover ID unit Remedy when the above messages are displayed (1) Insert your finger into the recess on the right side of the printer and pull the front cover open lever to open the front cover forward.
  • Page 145 6. Troubleshooting and repair procedure Hold the fuser unit handle and lift the fuser unit out of the printer. (8) Hold the fuser unit handle and return the fuser unit into its original position. Possible to get burned. Fuser unit Do not touch the fuser unit.
  • Page 146 6. Troubleshooting and repair procedure (3) Open the upper cover of the duplex unit and check for jammed paper in the duplex Check Duplex Unit Check Duplex Unit unit. If jammed paper remains, pull it out. Then, close the upper cover. Paper Remain Paper Jam Remedy when the above messages are displayed...
  • Page 147: Document Jam

    6. Troubleshooting and repair procedure Document Jam If the edge of the document can been seen under the paper guide, lift the paper guide and then pull out the document. In the Duplex Paper Path (1) While opening the ADF cover, pull out the document from the duplex paper path. paper guide If the edge of the document cannot be seen in the ADF, lift the document tray and then pull out the document.
  • Page 148: Paper Feed Jam (Error Code E130: 1St Tray)

    6. Troubleshooting and repair procedure 6.5.4. (3) Paper feed jam (error code E130: 1st tray) (3-2) Jam occurs immediately after the paper feed is started. (1st tray) (3-1) Jam occurs immediately after the power is turned on. (1st tray) Action to be taken Check item Check work at NG...
  • Page 149 6. Troubleshooting and repair procedure Action to be taken Action to be taken Check item Check work Check item Check work at NG at NG (3-2-4) Check the system connection (3-2-6) Check the system connection Paper feed motor Check the connection condition of the cable. Replace the Paper feed clutch Check the connection condition of the cable.
  • Page 150: Feed Jam (Error Code E202)

    6. Troubleshooting and repair procedure 6.5.4. (4) Feed jam (error code E202) (4-2) Jam occurs immediately after the paper feed is started. (4-1) Jam occurs immediately after the power is turned on. Action to be taken Check item Check work at NG Action to be taken Check item...
  • Page 151: Paper Feed Jam (Error Code E120: Multipurpose Tray)

    6. Troubleshooting and repair procedure 6.5.4. (5) Paper feed jam (error code E120: Multipurpose tray) Action to be taken Check item Check work at NG (5-1) Jam occurs immediately after the power is turned on. (Multipurpose tray) (4-2-4) Check the system connection Action to be taken Check item Check work...
  • Page 152: Multipurpose Tray

    6. Troubleshooting and repair procedure (5-2) Jam occurs immediately after paper feed is started. (Multipurpose tray) Action to be taken Check item Check work at NG Action to be taken Check item Check work at NG (5-2-3) Motor operation check (5-2-1) Check condition of the paper running path Paper feed motor Confirm that the paper feed motor works...
  • Page 153: Paper Running Jam (Error Code E010)

    6. Troubleshooting and repair procedure 6.5.4. (6) Paper running jam (error code E010) (6-2) Jam occurs immediately after a paper is taken into printer. (6-1) Jam occurs immediately after the power is turned on. Action to be taken Check item Check work at NG Action to be taken...
  • Page 154: Jam Occurs In The Middle Of Paper Running Path

    6. Troubleshooting and repair procedure (6-3) Jam occurs in the middle of paper running path. Action to be taken Check item Check work at NG Action to be taken Check item Check work at NG (6-2-4) Check the system connection (6-3-1) Motor operation check Paper feed motor Check the connection condition of the cables.
  • Page 155: Jam Occurs Immediately After Paper Has Reached The Fuser

    6. Troubleshooting and repair procedure (6-4) Jam occurs immediately after paper has reached the fuser. 6.5.4. (7) Paper unloading jam (error code E020) (7-1) Paper unloading jam occurs immediately after the power is turned on. Action to be taken Check item Check work at NG Action to be taken...
  • Page 156: Paper Unloading Jam Occurs After A Paper Is Taken Into Printer

    6. Troubleshooting and repair procedure Action to be taken Action to be taken Check item Check work Check item Check work at NG at NG (7-1-4) Check the system connection (7-2-2) Check condition of the mechanical parts Signal cable for EXIT Check that FFC is normally inserted at the PU/ Normalize the Sensor lever of the...
  • Page 157: Paper Unloading Jam Occurs In The Middle Of Paper Running Path

    6. Troubleshooting and repair procedure (7-3) Paper unloading jam occurs in the middle of paper running path. 6.5.4. (8) Two-sided printing jam (error code: E580, E520, E110, E570) (8-1) Two-sided printing jam occurs immediately after the power is turned on. Action to be taken Check item Check work...
  • Page 158: Two-Sided Printing Jam Occurs During Taking In The Paper Into Duplex Unit

    6. Troubleshooting and repair procedure (8-2) Two-sided printing jam occurs during taking in the paper into Duplex unit. Action to be taken Check item Check work at NG Action to be taken Check item Check work at NG (8-2-4) Motor operation check (8-2-1) Solenoid operation check Duplex motor Confirm that the Duplex solenoid works normally...
  • Page 159: Two-Sided Printing Jam Occurs During Transporting Paper Inside The Duplex Unit

    6. Troubleshooting and repair procedure (8-4) Two-sided printing jam occurs during transporting paper inside the Duplex unit. 6.5.4. (9) Paper size error (error code E061, E062, E063, E064, E065) (9-1) Jam occurs when paper end is located near the IN1 sensor. Action to be taken Check item Check work...
  • Page 160: Fuser Unit Error (Error C41A,C41B,C449,C446,C41C,C41D,C468,C466)

    6. Troubleshooting and repair procedure 6.5.4. (10) Fuser unit error (error C41A,C41B,C449,C446,C41C,C41D,C468,C466) Action to be taken Check item Check work at NG (10-1) Error occurs immediately after the power is turned on. (10-2-2) Temperature increase of fuser unit Action to be taken Check item Check work at NG...
  • Page 161: Motor Fan Error (Error Code C0A2, C0A1, C0A5, C0A6)

    6. Troubleshooting and repair procedure 6.5.4. (11) Motor fan error (error code C0A2, C0A1, C0A5, C0A6) (11-1) The low voltage power supply fan does not rotate immediately after the power is turned on. Action to be taken Check item Check work at NG (11-1-1) Cable connection condition and wiring condition Cable connection...
  • Page 162: Print Speed Is Slow. (Performance Is Low.)

    6. Troubleshooting and repair procedure 6.5.4. (12) Print speed is slow. (Performance is low.) 6.5.4. (14) LED head cannot be recognized. (error code CE82, CE83, CE84, CE85) (12-1) Print speed decreases. (14-1) Service call CE82 to CE85 (LED HEAD Missing) Action to be taken Action to be taken Check item...
  • Page 163: Switch Scan Test

    6. Troubleshooting and repair procedure 6.5.4. (15) Toner cartridge cannot be recognized. (error code C3B3,C3A3,C393,C383) Note! Toner sensor operation check method using the SWITCH SCAN function of the self-diagnostic mode. (15-1) Error caused by the consumable items. (1) How to check operation of the toner sensor at the printer side. Action to be taken Check item Check work...
  • Page 164: Error Caused By The Defective Mechanism

    6. Troubleshooting and repair procedure (15-3) Error caused by the defective mechanism 6.5.4. (16) Fuse cut error (error codes C4C0) (16-1) Fuse cut error Action to be taken Check item Check work at NG Action to be taken Check item Check work at NG (15-3-1) Mechanical load applied to the ID unit...
  • Page 165: Humidity Sensor Error (Error Code Ce51)

    6. Troubleshooting and repair procedure 6.5.4. (17) Humidity sensor error (error code CE51) Action to be taken Check item Check work at NG (17-1) Humidity sensor error (17-1-2) Environment condition Action to be taken Check item Check work at NG Sharp change Is the environment condition changed sharply Leave a printer...
  • Page 166 6. Troubleshooting and repair procedure 6.5.4. (18) Wiring diagram RSF-2 ② ① ③ ⑬ ⑳ ⑪ ⑩ ⑦ ④ ⑭ ⑰ ⑦ 6-46 / 45387101TH Rev.1...
  • Page 167: Troubleshooting The Abnormal Images

    6. Troubleshooting and repair procedure 6.5.5 Troubleshooting the abnormal images Faded-out and blurred entirely. (Refer to Figure 6-2A.) ........6-48 (1-1) Faded-out and blurred................6-48 Stain on white print (Refer to Figure 6-2B.) ............6-49 (2-1) Stain on white print (Partial stain) ............6-49 (2-2) Stain on white print (overall stain) ............6-49 White print (Refer to Figure 6-2C.) ..............6-50 (3-1) White print over entire page ..............6-50...
  • Page 168: Faded-Out And Blurred Entirely. (Refer To Figure 6-2A.)

    6. Troubleshooting and repair procedure 6.5.5.(1) Faded-out and blurred entirely. (Refer to Figure 6-2A.) Action to be taken Check item Check work at NG (1-1) Faded-out and blurred. (1-1-5) ID unit installation condition Action to be taken Check item Check work at NG ID unit DOWN Move the ID unit in and out with hand to confirm...
  • Page 169: Stain On White Print (Refer To Figure 6-2B.)

    6. Troubleshooting and repair procedure 6.5.5.(2) Stain on white print (Refer to Figure 6-2B.) (2-2) Stain on white print (overall stain) (2-1) Stain on white print (Partial stain) Action to be taken Check item Check work at NG Action to be taken Check item Check work at NG...
  • Page 170: White Print (Refer To Figure 6-2C.)

    6. Troubleshooting and repair procedure 6.5.5.(3) White print (Refer to Figure 6-2C.) Action to be taken Check item Check work at NG (3-1) White print over entire page (3-1-3) High voltage terminal Action to be taken Check item Check work at NG ID unit terminal Check that the high voltage terminal of the ID...
  • Page 171: Black Banding/Black Streaking In Vertical Direction

    6. Troubleshooting and repair procedure 6.5.5.(4) Black banding/black streaking in vertical direction 6.5.5.(5) Periodic abnormality (Refer to Figure 6-2E.) (4-1) Thin vertical line (with color) (Refer to Figure 6-2D.) (5-1) Periodic abnormality occurs in vertical direction Action to be taken Action to be taken Check item Check work...
  • Page 172: Solid Black Printing Over The Whole Page

    6. Troubleshooting and repair procedure 6.5.5.(6) Solid black printing (6-1) Solid black printing over the whole page Action to be taken Check item Check work at NG (6-1-1) High voltage contacting condition CH terminal Check that the terminal coming from the printer Replace the body contacts with the high voltage terminal that terminal of...
  • Page 173: Fuse Check

    6. Troubleshooting and repair procedure 6.6 Fuse check If the following error is issued, check the corresponding fuse of the PU/SU control board Error Description Fuse and high voltage power supply board. Insert Point Resistance Name When booting After boot up (Refer to Table 6-6.) Table 6-6 Fuse error F1 No error...
  • Page 174: Paper Cassette Switches Versus Paper Size Correspondence Table

    6. Troubleshooting and repair procedure 6.7 Paper cassette switches versus Paper size correspondence table Dial display size Bit No. TRAY1~4 Cassette: none Cassette: none Not Used Legal 13.5" Not Used Not Used Legal 13" Not Used Blank Not Used Letter Not Used Not Used Not Used...
  • Page 175: Connection Diagrams

    Connection diagrams 7.1 Resistance value check ...............7-2 7.2 Parts location ................7-5...
  • Page 176: Resistance Value Check

    7. Connection diagrams 7.1 Resistance value check Unit Electrical circuit diagram, connection Part outside view Resistance value ID motor Across both ends of IP2: 1Ω or less Fuser unit motor Across both ends of IP2: 1Ω or less 7-2 / 45387101TH Rev.1...
  • Page 177 7. Connection diagrams Unit Electrical circuit diagram, connection Part outside view Resistance value Feed motor Across both ends of IP1: 1Ω or less PHR-6 PHR-6 COLOR OF COLOR OF PIN No. PIN No. LEAD LEAD Between pin-1 and pin-3: 3.2Ω Duplex motor YELLOW Between pin-4 and pin-6: 3.2Ω...
  • Page 178 7. Connection diagrams Electrical circuit diagram, Unit Part outside view Resistance value connection Upper (Plate heater) Thermostat 800W Lower (Halogen heater) Upper 400W 09P-RWZV-K4GG-P4 CZHR-05V-S Between pins -A5 and -A4: Approx. 80.58kΩ to 5338kΩ (0 to 93°C) Upper Between pins -A3 and -A2: Approx. 104.5kΩ to 806.5kΩ (0 to 43°C) Thermistor (PM9S-342) Fuser unit...
  • Page 179: Parts Location

    7. Connection diagrams 7.2 Parts location (1) CU PCB Component side Soldering side 7-5 / 45387101TH Rev.1...
  • Page 180 7. Connection diagrams (2) PU PCB Component side Soldering side 452962 Board-8PU 45097099 ID2FAN R284 R283 DCID TAGZA1 TAGZA2 RM23 R699 R254 R695 C102 R558 IC18 R524 RM20 RM19 R691 R680 RM525 IC506 R666 R665 R656 R661 R653 R647 R648 R641 R639 R636...
  • Page 181 7. Connection diagrams (3) TC Tag contact PCB (6) Second Tray Control PCB 45177599 Component side JP28 JP29 JP30 JP31 SNS12 SNS03 Board-GOH JP21 JP18 44605899 JP13 JP14 (4) ID Tag contact PCB 45177599 Soldering side (5) Toner SNS IC502 44413799 FET501 44605899...
  • Page 182 7. Connection diagrams (7) SU PCB Soldering side Component side 44973499 CUIF C704 C703 R375 C702 C701 R374 C700 C699 R321 R322 R323 R324 R317 R318 R319 R320 C698 C697 R313 R314 R315 R316 R309 R310 R311 R312 C696 C695 R302 R303 R304...
  • Page 183 7. Connection diagrams (8) SU connection PCB (10) Low-voltage Power Supply PCB SNSIF 44997899 (9) Environment SNS 45361799 1 7-9 / 45387101TH Rev.1...
  • Page 184 7. Connection diagrams (11) High-voltage Power Supply PCB Component side Soldering side 7-10 / 45387101TH Rev.1...
  • Page 186 1-11-1, OSAKI, SHINAGAWA-KU, TOKYO, 141-8562, JAPAN...

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