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L100 / L150 / 154 / L170 / L174 Series
Service Manual Rev.0
Product Overview
Technical Overview
Periodical Services
Disassembly/Assembly
Adjustment
Trouble Shooting
Error Codes
Service Mode
Appendix
1
2
3
4
5
6
7
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Troubleshooting

   Summary of Contents for Canon L100

  • Page 1

    L100 / L150 / 154 / L170 / L174 Series Service Manual Rev.0 Product Overview Technical Overview Periodical Services Disassembly/Assembly Adjustment Trouble Shooting Error Codes Service Mode Appendix...

  • Page 2

    This manual is copyrighted with all rights reserved. Under the copyright laws, this manual may changes in the contents of this manual over a long or short period, Canon will issue a new not be copied, reproduced or translated into another language, in whole or in part, without the edition of this manual.

  • Page 3

    Explanation of Symbols The following rules apply throughout this Service Manual: The following symbols are used throughout this Service Manual. 1. Each chapter contains sections explaining the purpose of specific functions and the Symbols Explanation Symbols Explanation relationship between electrical and mechanical systems with reference to the timing of operation.

  • Page 4: Table Of Contents

    Service Tasks ----------------------------------------------------------------------- 2-9 External View ----------------------------------------------------------------------- 1-4 At parts replacement ----------------------------------------------------------------------- 2-9 Front side of the machine (L100 / L170 / L174) ------------------------------------- 1-4 Maintenance --------------------------------------------------------------------------------- 2-9 Rear side of the machine (L100 / L170 / L174) ------------------------------------- 1-5...

  • Page 5

    Maintenance --------------------------------------------------------------------------------2-19 PREFACE -----------------------------------------------------------------------4-2 Notes on service tasks -------------------------------------------------------------------2-19 Fixing System ---------------------------------------------------------------- 2-20 Outline -------------------------------------------------------------------------------- 4-2 Overview/Configuration ---------------------------------------------------------2-20 List Of Parts --------------------------------------------------------------------4-3 Overview -------------------------------------------------------------------------------------2-20 External View ----------------------------------------------------------------------- 4-3 Main Parts of Fixing assembly ---------------------------------------------------------2-20 Front Side (L100/L170/L174/L250/L150 CHN/L150 KOR/L154) --------------- 4-3...

  • Page 6

    Rear Side (L100/L170/L174/L250/L150 CHN/L150 KOR/L154) ---------------- 4-4 Preparation ----------------------------------------------------------------------------------4-24 Front Side (L150 EUR/L150 AUS)------------------------------------------------------ 4-4 Procedure ------------------------------------------------------------------------------------4-24 Rear Side (L150 EUR/L150 AUS) ------------------------------------------------------ 4-5 Removing the ADF Left Upper Cover Front Side (L150 CHN/L150 KOR/L154) --------------------------------------------- 4-6 (L150 EUR/L150 AUS) ----------------------------------------------------------4-26...

  • Page 7

    Removing the ADF Separation Pad ------------------------------------------4-74 Original Exposure System ------------------------------------------------ 4-52 Procedure ------------------------------------------------------------------------------------4-74 Layout Drawing --------------------------------------------------------------------4-52 Removing the ADF Delivery Roller -------------------------------------------4-75 (L100/L170/L174/L250/L150 CHN/L150 KOR/L154) -----------------------------4-52 Preparation ----------------------------------------------------------------------------------4-75 (L150 EUR/L150 AUS) -------------------------------------------------------------------4-53 Procedure ------------------------------------------------------------------------------------4-75 Removing the ADF Unit ---------------------------------------------------------4-54 Laser Exposure System --------------------------------------------------- 4-77...

  • Page 8

    Error Codes Removing the Pickup Unit ------------------------------------------------------4-86 Preparation ----------------------------------------------------------------------------------4-86 Overview ------------------------------------------------------------------------7-2 Procedure ------------------------------------------------------------------------------------4-86 Error Codes ---------------------------------------------------------------------7-3 Removing the Pickup Roller ----------------------------------------------------4-90 FAX Error Code ----------------------------------------------------------------7-4 Preparation ----------------------------------------------------------------------------------4-90 Error Code Overview -------------------------------------------------------------- 7-4 Removing the Pickup Solenoid ------------------------------------------------4-91 Overview -------------------------------------------------------------------------------------- 7-4 Preparation ----------------------------------------------------------------------------------4-91 User Error Code -------------------------------------------------------------------- 7-4 Procedure ------------------------------------------------------------------------------------4-91...

  • Page 9

    Service Tools -------------------------------------------------------------------9-2 PICK-UP -------------------------------------------------------------------------------------- 8-6 FEEDER -------------------------------------------------------------------------------------- 8-7 Solvent/Oil List -----------------------------------------------------------------9-3 JAM -------------------------------------------------------------------------------------------- 8-7 General Circuit Diagram ------------------------------------------------------ IV FEEDER -------------------------------------------------------------------------8-8 General Circuit Diagram ----------------------------------------------------------- IV ADJUST ------------------------------------------------------------------------------ 8-8 Signal Input/Output List ------------------------------------------------------9-5 FUNCTION -------------------------------------------------------------------------- 8-8 General Timing Chart --------------------------------------------------------9-6 FAX -------------------------------------------------------------------------------8-9 Backup Data --------------------------------------------------------------------9-7 List of SSSW ------------------------------------------------------------------------ 8-9...

  • Page 10: Safety Precautions

    Safety Precautions ■ CDRH Provisions ■ Laser Safety ■ Toner Safety ■ Notes on Handling Lithium Battery ■ Notes on Assembly/ Disassembly L100/L150/L154/L170/L174 Series...

  • Page 11: Cdrh Provisions

    0-11 CDRH Provisions Laser Safety Food and Drug CDRH (Center for Devices and Radiological Health) under FDA (Food and About Laser Beams Drug Administration) enforced provisions of the section for laser and laser products on August 2, 1976. These provisions are applicable to all laser products manufactured or assembled Laser radiation may be hazardous to human.

  • Page 12: Toner Safety

    0-12 Notes on Handling Lithium Battery CAUTION: The battery installed in this machine is fixed and cannot be replaced. When disposing of an old battery, remove it from the PCB and follow the local regulation. The following warnings are given to comply with Safety Principles (EN60950). Achtung: Wenn mit dem falschen Typ ausgewechselt, besteht Explosionsgefahr.

  • Page 13: Product Overview

    Product Overview ■ Product Lineup ■ Product Features ■ Specifications ■ Parts Name Product Overview...

  • Page 14: Host Machine

    Options User operability is improved by concentrating the maintenance processes (jam removal and cartridge replacement) in a single location at the Upper Cover. ■ L100 / L170 / L174 None Note: By changing the drive method from gear to belt, uneven cycle of the Photosensitive ■...

  • Page 15: Specifications

    Laser beam (semiconductor laser) External dimensions (W x D xH) 372 × 276 × 254 mm Charging method Roller charging method Weight L100 / L170 / L174 Developing method Jumping development method Approx. 8.24 kg (including Toner Cartridge) Transfer method...

  • Page 16: Fax Specifications

    Product Overview > Parts Name > External View > Front side of the machine (L100 / L170 / L174) FAX Specifications Parts Name Suitable Line Public Switched Telephone Network (PSTN)*1 External View Communication Protocol Super G3 Modem speed 33.6 Kbps...

  • Page 17: Rear Side Of The Machine (l100 / L170 / L174)

    Product Overview > Parts Name > External View > Rear side of the machine (L100 / L170 / L174) ■ Rear side of the machine (L100 / L170 / L174) Name Name [1] Document Pickup Tray [13] Handset [2] Document Feed Tray...

  • Page 18: Front Side Of The Machine (l150)

    Product Overview > Parts Name > External View > Front side of the machine (L150) ■ Front side of the machine (L150) Name Name [1] Document Pickup Tray [13] Operation Panel Unit [2] Document Feed Tray [14] ADF Lower Cover [3] ADF Right Cover [15] Pickup Tray Paper Guides [13]...

  • Page 19: Rear Side Of The Machine (l150)

    Product Overview > Parts Name > External View > Front side of the machine (L150 CHN / L150 KOR / L154) ■ Rear side of the machine (L150) ■ Front side of the machine (L150 CHN / L150 KOR / L154) [14] [13] [12]...

  • Page 20: Rear Side Of The Machine (l150 Chn / L150 Kor / L154)

    Product Overview > Parts Name > External View > Rear side of the machine (L150 CHN / L150 KOR / L154) ■ Rear side of the machine (L150 CHN / L150 KOR / L154) Name Name [1] Document Pickup Tray [13] Handset [2] Document Feed Tray [14] Operation Panel Unit...

  • Page 21: Cross Sectional View

    Product Overview > Parts Name > Operation Panel (L100 / L170 / L174) Cross Sectional View Operation Panel (L100 / L170 / L174) [2] [3] [13] [15] [14] [12] [13] [12] [11] [10] [11] F-1-8 Name Function [10] [1] [Redial] key Calls up the destination of last transmission.

  • Page 22: Operation Panel (l150 / L150 Chn / L150 Kor / L154)

    Product Overview > Parts Name > Operation Panel (L150 / L150 CHN / L150 KOR / L154) 1-10 Operation Panel (L150 / L150 CHN / L150 KOR / L154) Name Function [7] [Status Monitor/Cancel] Confirms and cancels a job. Also allows monitoring of this product's status.

  • Page 23

    Product Overview > Parts Name > Operation Panel (L150 / L150 CHN / L150 KOR / L154) 1-11 Name Function [7] [Status Monitor/Cancel] Confirms and cancels a job. Also allows monitoring of this product's status. [Back] key Returns to the screen one layer before. [▲] Key Selects the upper setting item or increases a setting value.

  • Page 24: Technical Overview

    Technical Overview ■ Basic Configuration ■ Controller System ■ Original Exposure System ■ Laser Exposure System ■ Image Formation System ■ Fixing System ■ Pickup Feed System Technical Overview...

  • Page 25: Configuration Function

    Technical Overview > Basic Configuration > Basic Sequence > Basic Sequence of Operation Basic Configuration Basic Sequence ■ Basic Sequence of Operation Configuration function The engine controller controls the operation sequence. The following table provides an outline The machine may be broadly divided into the following 6 functional blocks: control of machine operation occurring from when the power switch is turned on to when printing system,original exposure system, laser exposure system, image formation system, pickup ends and Main Motor (M1) stop, indicating the purposes of intervals and engine operation.

  • Page 26: Print Sequence

    Technical Overview > Basic Configuration > Basic Sequence > Print Sequence ■ Print Sequence Start KEY Power-on (Unit:Seconds) WAIT STBY INTR PRINT LSTR STBY Sequence Document Feed Motor (M3) CIS Unit Controls at 80 C Print temperature control Fixing heater Relay Waiting for Print command...

  • Page 27: Power-on Sequence

    Technical Overview > Basic Configuration > Basic Sequence > Power-On Sequence ■ Power-On Sequence The sequences from the power-ON to the STBY period are described below. 1) Power-ON. 2) CPU initialization. 3) Video interface communication start. 4) Residual paper check. Detecting paper presence by each sensor signaling.

  • Page 28: Controller System

    Technical Overview > Controller System > Engine Controller > General description Controller System Engine Controller ■ General description Main Controller Engine controller is the circuit to control the operation sequence of the host machine and it is ■ Overview controlled by the CPU inside the engine controller. When the Power Switch (SW1100) is turned ON and DC power is supplied through the low The Main Controller receives print information from the Reader and external equipment voltage power inside engine controller, CPU starts the printer operation control.

  • Page 29: Power Supply

    Technical Overview > Controller System > Power Supply > Protective Functions Power Supply ■ Protective Functions ■ Power Supply ● Power protective function Low voltage power circuit carries the overcurrent preventive function against and overvoltage 3.3V preventive function that block the voltage output automatically to prevent the power circuit brokerage when the overcurrent or overvoltage occur due to load errors such as short circuit Protection Power...

  • Page 30: Service Tasks

    Technical Overview > Controller System > Service Tasks > Notes on service tasks Service Tasks Country group Language Select ountry/Region EUROPE Bulgarian,Croatian,Czech,Danish, Austria (AT),Belarus (BY),Belgium (BE), ■ At parts replacement Dutch,English,Estonian,Finnish, Czech Republic (CZ),Denmark (DK), French,German,Grrek,Hangarian, Egypt (EG),Finland (FI),France (FR), ●...

  • Page 31: Original Exposure System

    Technical Overview > Original Exposure System > Major Components > Various Control Original Exposure System Major Components Main components of the original exposure system are shown below. Overview • CIS Unit for reading the original • Original Feed Motor (M3), Pickup Roller, Feed Roller and Delivery Roller for feeding the item function / method original...

  • Page 32: Detecting Jam

    Technical Overview > Original Exposure System > Service Tasks > Notes on service tasks Service Tasks ■ At parts replacement No task is required for this product at parts replacement. ■ Maintenance No periodically replaced parts, durable parts or periodical service is set for this product. ■...

  • Page 33: Laser Exposure System

    Technical Overview > Laser Exposure System > Overview > Overview 2-10 Laser Exposure System The operational sequence of the laser scanner unit is described below. 1) When the Main controller sends print instruction command, the Engine controller rotates the Four-faced mirror, causing the Scanner Motor (M2) to rotate. Overview 2) When the Scanner Motor (M2) starts to rotate, the Engine controller emits the laser forcibly ■...

  • Page 34: Controlling The Laser Activation Timing

    Technical Overview > Laser Exposure System > Controlling the Laser Activation Timing > Horizontal Sync Control 2-11 Controlling the Laser Activation Timing The engine controller sends the laser control signals (CNT0, CNT1) for changing the operation mode of the laser to the logic circuit in the laser driver IC, as well as the video ■...

  • Page 35: Laser Control

    Technical Overview > Laser Exposure System > Laser Scanner Motor Control > Overview 2-12 Laser Control Laser Scanner Motor Control ■ Auto Power Control (APC) ■ Overview This is the control to emit a constant level of laser diode. This is the control to rotate the Scanner Motor (M2) at a constant speed to emit the laser There are two types of APC;...

  • Page 36: Scanner Motor Fault Detection

    Technical Overview > Laser Exposure System > Service Tasks > Notes on service tasks 2-13 Service Tasks ■ Scanner Motor Fault Detection This is the detection of faults in the laser scanner unit. ■ At parts replacement When the laser scanner unit falls into either of the following status, the engine controller No task is required for this product at parts replacement.

  • Page 37: Image Formation System

    Technical Overview > Image Formation System > Overview/Configuration > Print Process 2-14 Image Formation System ■ Print Process This explains the basic process of the operations that a printer executes for image formation. Overview/Configuration The print process of this equipment is divided largely into 5 blocks, 7 steps. Toner images are formed on papers by executing the steps of each block in order.

  • Page 38: Static Latent Image Formation Block

    Technical Overview > Image Formation System > Overview/Configuration > Development Block 2-15 ■ Static Latent Image Formation Block Step 2: Laser beam exposure In this step, static latent images are formed on the photosensitive drum with laser beam. This block is comprised of two steps and forms static latent images on the photosensitive When laser beams are scanned on the photosensitive drum negatively charged, bright areas drum.

  • Page 39: Transfer Block

    Technical Overview > Image Formation System > Overview/Configuration > Drum Cleaning Block 2-16 ■ Transfer Block ■ Fixing Block This block is comprised of two steps; it transfers toner images on the surface of the This block applies pressure and heat to papers and the toner on them to fix toner images to photosensitive drum to papers.

  • Page 40: High-voltage Control

    Technical Overview > Image Formation System > High-Voltage Control > Generating Transfer Bias 2-17 High-Voltage Control ■ Generating Developing Bias The developing bias is a DC negative bias that is output to affix toner to the static latent ■ Overview images formed on the photosensitive drum.

  • Page 41: Toner Cartridge

    Technical Overview > Image Formation System > Toner Cartridge > Operation when toner level is Low/Nearly Out 2-18 Toner Cartridge 3)Out: Toner level** status is less than 5%. ■ Toner Level Detection * Toner level unidentified: Status until the engine determines the toner level. ** Toner level: Reference value (%) (which varies depending on the stirring condition of toner) Toner level is detected by the Toner Sensor (Magnetic Sensor).

  • Page 42: Toner Cartridge Absence/presence Detection

    Technical Overview > Image Formation System > Service Tasks > Notes on service tasks 2-19 The Paper Leading Edge Sensor (PS751) performs both this detection and paper feed ■ Toner Cartridge Absence/Presence Detection detection. Therefore, the engine controller cannot make a judgment of ‘Toner cartridge absent’...

  • Page 43: Fixing System

    Technical Overview > Fixing System > Overview/Configuration > Main Parts of Fixing assembly 2-20 Fixing System ■ Main Parts of Fixing assembly Engine controller Overview/Configuration Fixing control FIXING HEATER ■ Overview DRIVE signal Fixing/delivery system consists of the fixing film unit, pressure roller and delivery roller etc. Fixing heater These rollers are driven by the Main Motor (M1).

  • Page 44: Various Control Mechanisms

    Technical Overview > Fixing System > Various Control Mechanisms > Protective Functions 2-21 Various Control Mechanisms Fixing target temperature varies according to the fixing mode, and there are 8 types of the mode. ■ Fixing Temperature Control These modes are determined according to the paper type settings and resolution settings (see the caution) in a driver.

  • Page 45: Failure Detection

    Technical Overview > Fixing System > Various Control Mechanisms > Protective Functions 2-22 OFF relays to shut the power supply to Fixing Heater (H1). 20 deg C for 6 consecutive times, it is judged as Thermistor open failure. 2) Protection function by fixing heater safety circuit 6) Startup failure detection Fixing Heater (H1) safety circuit monitors the Thermistor (TH1) temperature consistently.

  • Page 46: Other Functions

    Technical Overview > Fixing System > Other Functions > Throughput Down Control 2-23 ● Processing after failure detection ● Throughput Down at Initial Rotation If the Main Motor is in driving state when Fixing Assembly failure is detected, rotation of the The time for initial rotation is extended according to the fixing mode.

  • Page 47: Service Tasks

    Technical Overview > Fixing System > Service Tasks > Notes on service tasks 2-24 Service Tasks ● Throughput Down Between Sheets Throughput down control is performed according to fixing mode, special mode, resolution, ■ At parts replacement and actual fed paper size. Actual fed paper size No task is required for this product at parts replacement.

  • Page 48: Pickup Feed System

    Technical Overview > Pickup Feed System > Overview > Overview 2-25 Pickup Feed System The pickup and feeding system executes pickup and feeding of papers and is composed of the Main Motor (M1), Pickup Solenoid (SL1), and rollers. In this equipment, pickup from the pickup tray is available. There is only a face-down delivery. Overview Papers set on the pickup tray are fed by the pickup roller.

  • Page 49: Detecting Jams

    Technical Overview > Pickup Feed System > Detecting Jams > Delay Jam 2-26 Detecting Jams ■ Delay Jam ● Delivery Delay Jam ■ Jam Detection Outline There are 3 cases of delivery delay jam detection. ● Overview A. No preceding sheet The following sensors are installed to detect absence/presence of papers and whether papers B.

  • Page 50

    Technical Overview > Pickup Feed System > Detecting Jams > Delay Jam 2-27 B. Preceding sheet exists 1 ● Delivery Delay Jam during Auto Delivery When the Paper Leading Edge Sensor (PS751) detects presence of paper and the Fixing Paper Leading Edge Delivery Sensor (PS701) detects absence of paper at 1490 (2235) msec.

  • Page 51: Stationary Jam

    Technical Overview > Pickup Feed System > Detecting Jams > Other Jams 2-28 ■ Stationary Jam ● Delivery Stationary Jam during Auto Delivery When the Paper Leading Edge Sensor (PS751) detects absence of paper at 1490 (2235) ● Pickup Stationary Jam msec.

  • Page 52: Service Tasks

    Technical Overview > Pickup Feed System > Service Tasks > Notes on service tasks 2-29 Service Tasks NOTE: The leading-edge detection margin is 8 mm, and the trailing-edge detection margin is ■ At parts replacement 20 mm. The above 910 (1360) msec. accounts for 70 (110) msec. calculated from 8 mm and the No task is required for this product at parts replacement.

  • Page 53: Periodical Services

    Periodical Services ■ Periodically Replaced Parts ■ Consumables ■ Periodical Service ■ Cleaning Periodical Services...

  • Page 54: Scheduled Servicing

    Periodical Services > Cleaning Periodically Replaced Parts Cleaning Periodically Replaced Parts There is no periodically replaced part with this machine. Consumables Consumables There is no consumable with this machine. [11] Periodical Service [10] Scheduled Servicing There is no portion that requires schedule servicing in this equipment. F-3-1 Cleaning parts Procedure...

  • Page 55: Disassembly/assembly

    Disassembly/Assembly ■ List Of Parts ■ List of Connectors ■ External Cover ■ Controller System ■ Original Exposure System ■ Laser Exposure System ■ Image Formation System ■ Fixing System ■ Pickup Feed System Disassembly/Assembly...

  • Page 56: Preface

    Disassembly/Assembly > PREFACE > Outline PREFACE Outline This chapter describes disassembling/assembling procedure of this equipment. The service technician is to identify the cause of the failures according to "Chapter 6 Troubleshooting" and to replace the faulty parts by following the disassembling procedure. In addition, replace the consumable parts by following the same disassembling procedure.

  • Page 57: List Of Parts

    Disassembly/Assembly > List Of Parts > External View > Front Side (L100/L170/L174/L250/L150 CHN/L150 KOR/L154) List Of Parts Name Reference Document Pickup Tray Document Feed Tray (Refer to page 4-61) External View ADF Right Cover (Refer to page 4-23) ADF Upper Cover ■...

  • Page 58: Rear Side (l100/l170/l174/l250/l150 Chn/l150 Kor/l154)

    Disassembly/Assembly > List Of Parts > External View > Front Side (L150 EUR/L150 AUS) ■ Rear Side (L100/L170/L174/L250/L150 CHN/L150 KOR/L154) ■ Front Side (L150 EUR/L150 AUS) [13] [12] [11] [10] [14] [22] [21] Name Reference [20] Document Guides ADF Left Cover...

  • Page 59: Rear Side (l150 Eur/l150 Aus)

    Disassembly/Assembly > List Of Parts > External View > Rear Side (L150 EUR/L150 AUS) ■ Rear Side (L150 EUR/L150 AUS) Name Reference Document Pickup Tray Document Feed Tray (Refer to page 4-61) ADF Right Cover (Refer to page 4-23) ADF Upper Cover ADF Upper Unit Lower Cover Right Cover (Refer to page 4-28)

  • Page 60: Front Side (l150 Chn/l150 Kor/l154)

    Disassembly/Assembly > List Of Parts > External View > Front Side (L150 CHN/L150 KOR/L154) ■ Front Side (L150 CHN/L150 KOR/L154) Name Reference Document Pickup Tray Document Feed Tray (Refer to page 4-61) ADF Right Cover (Refer to page 4-23) [14] ADF Upper Cover [13] ADF Upper Unit Lower Cover...

  • Page 61: Rear Side (l150 Chn/l150 Kor/l154)

    Disassembly/Assembly > List Of Parts > List of Main Unit > ADF Unit (L100/L170/L174/L250/L150 CHN/L150 KOR/L154) List of Main Unit ■ Rear Side (L150 CHN/L150 KOR/L154) ■ ADF Unit (L100/L170/L174/L250/L150 CHN/L150 KOR/L154) F-4-5 Name Reference F-4-6 Document Guides Name Reference...

  • Page 62: Adf Unit (l150 Eur/l150 Aus)

    Disassembly/Assembly > List Of Parts > List of Main Unit > ADF Unit (L150 CHN/L150 KOR/L154) ■ ADF Unit (L150 EUR/L150 AUS) ■ ADF Unit (L150 CHN/L150 KOR/L154) Name Reference Name Reference ADF Unit (Refer to page 4-54) ADF Unit (Refer to page 4-54) Operation Panel Unit (Refer to page 4-34)

  • Page 63: Printer Unit

    Disassembly/Assembly > List Of Parts > Electrical Components > ADF Unit (L100/L170/L174/L250/L150 CHN/L150 KOR/L154) Electrical Components ■ Printer Unit ■ ADF Unit (L100/L170/L174/L250/L150 CHN/L150 KOR/L154) F-4-7 Name Main Unit Reference Adjastment during parts replacement DS Sensor ADF Unit Name Reference...

  • Page 64: Adf Unit (l150 Eur/l150 Aus)

    Disassembly/Assembly > List Of Parts > Electrical Components > Motor 4-10 ■ ADF Unit (L150 EUR/L150 AUS) ■ Motor Name Main Unit Reference Adjastment during parts replacement DS Sensor ADF Unit DES Sensor ADF Unit CIS Unit ADF Unit (Refer to page 4-68) - Document Feed Motor ADF Unit Name...

  • Page 65: Solenoid

    Disassembly/Assembly > List Of Parts > Electrical Components > Sensor 4-11 ■ Solenoid ■ Sensor F-4-8 Name Main Unit Reference Adjastment during Name Main Unit Reference Adjastment during parts replacement parts replacement Pickup Solenoid Pickup Unit (Refer to page Motor Encoder Sensor Main Unit 4-91) Toner Sensor...

  • Page 66: Switch/speaker

    Disassembly/Assembly > List Of Parts > Electrical Components > Heater/Thermistor/Thermoswitch/ 4-12 ■ Switch/Speaker ■ Heater/Thermistor/Thermoswitch/ Name Main Unit Reference Adjastment during Name Main Unit Reference Adjastment during parts replacement parts replacement Power Button Main Unit Temperature Fuse Fixing Assembly Speaker Main Unit (Refer to page 4-51) Fixing Heater...

  • Page 67: Pcb

    Disassembly/Assembly > List Of Parts > Electrical Components > PCB 4-13 ■ PCB Name Main Unit Reference Adjastment during parts replacement Operation Panel PCB Operation Panel Unit (Refer to page 4-34) - Motor Driver PCB Main Unit Paper Leading Edge Pickup Unit (Refer to page 4-45) - Sensor PCB...

  • Page 68: List Of Connectors

    Disassembly/Assembly > List of Connectors > ADF Unit > (L100/L170/L174/L250/L150 CHN/L150 KOR/L154) 4-14 List of Connectors ADF Unit ■ (L100/L170/L174/L250/L150 CHN/L150 KOR/L154) [10] [11] F-4-9 KEY No. Jack No. Name Relay Connector KEY No. Jack No. Name Main Controller PCB...

  • Page 69: (l150 Eur/l150 Aus)

    Disassembly/Assembly > List of Connectors > ADF Unit > (L150 EUR/L150 AUS) 4-15 ■ (L150 EUR/L150 AUS) F-4-10 KEY No. Jack No. Name Relay Connector KEY No. Jack No. Name Main Controller PCB Document Feed Motor Main Controller PCB CIS Unit Main Controller PCB DS Sensor Main Controller PCB...

  • Page 70: Printer Unit

    Disassembly/Assembly > List of Connectors > Printer Unit 4-16 Printer Unit [20] [10] [15] [14] [17] [11] [19] [13] [18] [16] [12] KEY No. Jack No. Name Relay Connector KEY No. Jack No. Name J101 Engine Controller PCB [11] J101 Fixing Film Unit J542 Engine Controller PCB...

  • Page 71

    Disassembly/Assembly > List of Connectors > Printer Unit 4-17 [12] [10] [13] [11] [14] KEY No. Jack No. Name Relay Connector KEY No. Jack No. Name Main Controller PCB J1201 NCU PCB Main Controller PCB Speaker Main Controller PCB [10] J401 Operation Panel PCB Main Controller PCB...

  • Page 72: External Cover

    Disassembly/Assembly > External Cover > Layout Drawing > Front Side (L100/L170/L174/L250/L150 CHN/L150 KOR/L154) 4-18 External Cover Name Reference Document Pickup Tray Document Feed Tray (Refer to page 4-61) Layout Drawing ADF Right Cover (Refer to page 4-23) ADF Upper Cover ■...

  • Page 73: Rear Side (l100/l170/l174/l250/l150 Chn/l150 Kor/l154)

    Disassembly/Assembly > External Cover > Layout Drawing > Front Side (L150 EUR/L150 AUS) 4-19 ■ Rear Side (L100/L170/L174/L250/L150 CHN/L150 KOR/L154) ■ Front Side (L150 EUR/L150 AUS) [13] [12] [11] [10] [14] [22] [21] Name Reference [20] Document Guides ADF Left Cover...

  • Page 74: Rear Side (l150 Eur/l150 Aus)

    Disassembly/Assembly > External Cover > Layout Drawing > Rear Side (L150 EUR/L150 AUS) 4-20 ■ Rear Side (L150 EUR/L150 AUS) Name Reference Document Pickup Tray Document Feed Tray (Refer to page 4-61) ADF Right Cover (Refer to page 4-23) ADF Upper Cover ADF Upper Unit Lower Cover Right Cover (Refer to page 4-28)

  • Page 75: Front Side (l150 Chn/l150 Kor/l154)

    Disassembly/Assembly > External Cover > Layout Drawing > Front Side (L150 CHN/L150 KOR/L154) 4-21 ■ Front Side (L150 CHN/L150 KOR/L154) Name Reference Document Pickup Tray Document Feed Tray (Refer to page 4-61) ADF Right Cover (Refer to page 4-23) [14] ADF Upper Cover [13] ADF Upper Unit Lower Cover...

  • Page 76: Rear Side (l150 Chn/l150 Kor/l154)

    Disassembly/Assembly > External Cover > Layout Drawing > Rear Side (L150 CHN/L150 KOR/L154) 4-22 ■ Rear Side (L150 CHN/L150 KOR/L154) F-4-14 Name Reference Document Guides ADF Left Cover (Refer to page 4-23) USB Port Handset Jack Left Cover (Refer to page 4-27) Power Supply Socket External Device Jack Telephon Line Jack...

  • Page 77: Removing The Adf Left Cover

    Disassembly/Assembly > External Cover > Removing the ADF Right Cover > Procedure 4-23 Removing the ADF Left Cover Removing the ADF Right Cover ■ Procedure ■ Procedure 1) Release the claw [1]. 1) Release the claw [1]. F-4-17 F-4-15 2) Open the ADF Unit, and remove the ADF Right Cover [1]. 2) Open the ADF Unit, and remove the ADF Left Cover [1].

  • Page 78: Removing The Handset Base Unit (l100/l170/l174/l250/l150 Chn/l150 Kor/l154)

    Disassembly/Assembly > External Cover > Removing the Handset Base Unit (L100/L170/L174/L250/L150 CHN/L150 KOR/L154) > Procedure 4-24 Removing the Handset Base Unit (L100/L170/L174/L250/L150 CHN/L150 KOR/L154) ■ Preparation 1) Remove the Left Cover (Refer to page 4-27). 2) Remove the ADF Left Cover (Refer to page 4-23).

  • Page 79

    Disassembly/Assembly > External Cover > Removing the Handset Base Unit (L100/L170/L174/L250/L150 CHN/L150 KOR/L154) > Procedure 4-25 2) Insert the Arm Shaft [1] into the holder groove [A] while holding the ADF Unit, and pull it in 3) Remove the Handset Base Unit [1].

  • Page 80: Removing The Adf Left Upper Cover (l150 Eur/l150 Aus)

    Disassembly/Assembly > External Cover > Removing the ADF Left Upper Cover (L150 EUR/L150 AUS) > Procedure 4-26 Removing the ADF Left Upper Cover NOTE: (L150 EUR/L150 AUS) When replacing the Handset Base Unit, execute steps 6 and 7. ■ Procedure 5) Free the Ferrite Core [1] from the Wire Saddle [2].

  • Page 81: Removing The Left Cover

    Disassembly/Assembly > External Cover > Removing the Left Cover > Procedure 4-27 Removing the Left Cover 2) Release the 2 claws [1] at the rear side and the claw [2] at the lower side. ■ Procedure NOTE: The following shows the 5 claws [1] and 3 hooks [2] of the Left Cover. F-4-30 3) Open the ADF Unit, and release the 2 claws [1] at the upper side.

  • Page 82: Removing The Right Cover

    Disassembly/Assembly > External Cover > Removing the Right Cover > Procedure 4-28 Removing the Right Cover 2) Release the 2 claws [1] at the rear side and the claw [2] at the lower side. ■ Procedure NOTE: The following shows the 5 claws [1] and 3 hooks [2] of the Right Cover. F-4-34 3) Open the ADF Unit, and release the 2 claws [1] at the upper side.

  • Page 83: Removing The Front Cover Unit

    Disassembly/Assembly > External Cover > Removing the Rear Cover > Procedure 4-29 Removing the Front Cover Unit Removing the Rear Cover ■ Preparation ■ Preparation 1) Remove the Left Cover (Refer to page 4-27). 1) Remove the Left Cover (Refer to page 4-27). 2) Remove the Right Cover (Refer to page 4-28).

  • Page 84: Removing The Upper Cover

    Disassembly/Assembly > External Cover > Removing the Upper Cover > Procedure 4-30 Removing the Upper Cover 2) Remove the Rear Cover [1]. • 2 Claws [2] ■ Preparation • 1 Hook [3] 1) Remove the Left Cover (Refer to page 4-27). 2) Remove the ADF Unit (Refer to page 4-54).

  • Page 85

    Disassembly/Assembly > External Cover > Removing the Upper Cover > Procedure 4-31 4) Remove the Delivery Tray [1]. 6) Remove the Upper Cover [1]. • 6 Screws (black TP) [2] • 1 Hook [3] F-4-40 5) Remove the Arm Shaft Rail Holder [1] of the ADF Unit. •...

  • Page 86

    Disassembly/Assembly > External Cover > Removing the Upper Cover > Procedure 4-32 CAUTION: Be sure to install the 2 Fixing Pressure Arms [2] and the Cartridge Arm [3] to the Delivery Tray [1] when assembling. F-4-43 4-32 Disassembly/Assembly > External Cover > Removing the Upper Cover > Procedure...

  • Page 87: Controller System

    Disassembly/Assembly > Controller System > Layout Drawing 4-33 Controller System Name Main Unit Reference Adjastment during parts replacement Operation Panel Unit Main Unit (Refer to page 4-34) - Layout Drawing Operation Panel PCB Operation Panel Unit Drive Belt Main Drive Unit (Refer to page 4-34) - Main Motor Main Unit...

  • Page 88: Removing The Operation Panel Unit

    Disassembly/Assembly > Controller System > Removing the Drive Belt > Procedure 4-34 Removing the Operation Panel Unit Removing the Drive Belt ■ Procedure ■ Preparation 1) Open the ADF Upper Unit. 1) Remove the Right Cover (Refer to page 4-28). 2) Remove the Control Panel Unit [1].

  • Page 89

    Disassembly/Assembly > Controller System > Removing the Drive Belt > Procedure 4-35 3) Remove the Drive Cover [1]. 5) Remove the Drive Belt [1]. • 4 Screws [2] CAUTION: Be sure to slowly remove the Drive Cover [1] directly upward so as not to shift the phase of the gears when disassembling.

  • Page 90: Removing The Main Motor

    Disassembly/Assembly > Controller System > Removing the Main Motor > Procedure 4-36 Removing the Main Motor CAUTION: ■ Preparation Be sure to align the shafts with the 7 shaft holes [1] to install the Drive Cover [2] when assembling. 1) Remove the Right Cover (Refer to page 4-28). 2) Remove the ADF Unit (Refer to page 4-54).

  • Page 91

    Disassembly/Assembly > Controller System > Removing the Main Motor > Procedure 4-37 2) Remove the Motor Driver PCB [1]. 5) Remove the Tension Unit [1]. • 2 Connectors [2] • 1 Screw [2] • 2 Claws [3] • 1 Guide [4] F-4-56 6) Remove the Main Motor [1].

  • Page 92

    Disassembly/Assembly > Controller System > Removing the Main Motor > Procedure 4-38 CAUTION: CAUTION: Be sure to install the Main Motor with the harness [1] side up when assembling. • Be sure to pass the Shutter Open/Close Lever [1] through the hole [A] of the Scanner Cover when assembling.

  • Page 93: Removing The Main Controller Pcb

    NOTE: Between L100/L170/L174/L250/L150 CHN/L150 KOR/L154 model and L150 EUR/L150 AUS model, the number of connectors to be disconnected differs. • For L100/L170/L174/L250/L150 CHN/L150 KOR/L154 model, refer to step 1-1. • For L150 EUR/L150 AUS model, refer to step 1-2. F-4-62 4-39 Disassembly/Assembly >...

  • Page 94: After Replacing The Main Controller Pcb

    NOTE: Between L100/L170/L174/L250/L150 CHN/L150 KOR/L154 model and L150 EUR/L150 AUS model, the number of harnesses differs. • For L100/L170/L174/L250/L150 CHN/L150 KOR/L154 model, refer to step 2-1, 3-1. F-4-63 • For L150 EUR/L150 AUS model, refer to step 2-2, 3-2. ■ After Replacing the Main Controller PCB •...

  • Page 95

    Disassembly/Assembly > Controller System > Removing the Engine Controller PCB > Procedure 4-41 <For L100/L170/L174/L250/L150 CHN/L150 KOR/L154 model> 4) Remove the Main Controller Mounting Plate [1]. 2-1) Disconnect the terminal [1] of the Grounding Wire. • 2 Screws (with plain washer) [2] •...

  • Page 96

    Disassembly/Assembly > Controller System > Removing the Engine Controller PCB > Procedure 4-42 7) Disconnect the 3 Flat Cables [1] and the 3 connectors [2]. 9) Remove the Engine Controller PCB [1]. 8) Disconnect the 4 connectors [3], and free the harness from the guide [A]. •...

  • Page 97

    Disassembly/Assembly > Controller System > Removing the Engine Controller PCB > Procedure 4-43 CAUTION: CAUTION: Be sure to install the Switchboard [2] of the Engine Controller PCB to the lower side of Be sure that the Switchboard [1] moves up and down. the Switch Flag [1] when assembling.

  • Page 98: Removing The Communication Pcb Unit

    Disassembly/Assembly > Controller System > Removing the Communication PCB Unit > Procedure 4-44 Removing the Communication PCB Unit CAUTION: ■ Preparation Be sure to keep the Transfer High Voltage Harness [1] from the Engine Controller PCB when assembling. 1) Remove the Left Cover (Refer to page 4-27). 2) Remove the Right Cover (Refer to page 4-28).

  • Page 99: Removing The Ncu Pcb

    Disassembly/Assembly > Controller System > Removing the Paper Leading Edge Sensor > Procedure 4-45 Removing the Paper Leading Edge Sensor Removing the NCU PCB ■ Preparation ■ Preparation 1) Remove the Left Cover (Refer to page 4-27). 1) Remove the Left Cover (Refer to page 4-27). 2) Remove the ADF Unit (Refer to page 4-54).

  • Page 100

    Disassembly/Assembly > Controller System > Removing the Paper Leading Edge Sensor > Procedure 4-46 2) Disconnect the terminal [1], and free the Transfer High Voltage Harness [2] from the 5) Free the harness [1] from the Harness Guide [A], and remove the Paper Leading Edge Harness Guide [A].

  • Page 101: Removing The Fixing Delivery/paper Width Sensor Pcb

    Disassembly/Assembly > Controller System > Removing the Fixing Delivery/Paper Width Sensor PCB > Procedure 4-47 Removing the Fixing Delivery/Paper Width Sensor PCB CAUTION: ■ Preparation Be sure that the terminal [1] is in contact with the Contact Spring [2] when assembling. 1) Remove the Left Cover (Refer to page 4-27).

  • Page 102

    Disassembly/Assembly > Controller System > Removing the Fixing Delivery/Paper Width Sensor PCB > Procedure 4-48 2) Disconnect the terminal [1], and free the Transfer High Voltage Harness [2] from the 5) Free the harness [1] from the Harness Guide [A], and remove the Fixing Delivery/Paper Harness Guide [A].

  • Page 103: Removing The Toner Sensor

    Disassembly/Assembly > Controller System > Removing the Toner Sensor > Procedure 4-49 Removing the Toner Sensor CAUTION: ■ Preparation Be sure that the terminal [1] is in contact with the Contact Spring [2] when installing. 1) Remove the Left Cover (Refer to page 4-27). 2) Remove the ADF Unit (Refer to page 4-54).

  • Page 104

    Disassembly/Assembly > Controller System > Removing the Toner Sensor > Procedure 4-50 1) Remove the Scanner Cover [1]. 4) Remove the Toner Sensor [1]. • 2 Screws (black TP) [2] • 1 Connector [2] • 1 Claw [3] F-4-95 F-4-97 2) Remove the Sensor Holder [1].

  • Page 105: Removing The Speaker

    Disassembly/Assembly > Controller System > Removing the Speaker > Procedure 4-51 Removing the Speaker CAUTION: ■ Preparation Be sure to install it with the Speaker Harness [1] side up when assembling. 1) Remove the Left Cover (Refer to page 4-27). ■...

  • Page 106: Original Exposure System

    Disassembly/Assembly > Original Exposure System > Layout Drawing > (L100/L170/L174/L250/L150 CHN/L150 KOR/L154) 4-52 Original Exposure System Name Main Unit Reference Adjastment during parts replacement Document Feed Tray ADF Unit (Refer to page 4-61) Layout Drawing ADF Unit ADF Unit (Refer to page 4-54)

  • Page 107

    Disassembly/Assembly > Original Exposure System > Layout Drawing > (L150 EUR/L150 AUS) 4-53 ■ (L150 EUR/L150 AUS) Name Main Unit Reference Adjastment during parts replacement Document Feed Tray ADF Unit (Refer to page 4-61) ADF Unit ADF Unit (Refer to page 4-54) ADF Upper Unit ADF Unit (Refer to page 4-58)

  • Page 108: Removing The Adf Unit

    Between L100/L170/L174/L250/L150 CHN/L150 KOR/L154 model and L150 EUR/L150 AUS model, the number of connectors to be disconnected differs. • For L100/L170/L174/L250/L150 CHN/L150 KOR/L154 model, refer to steps 2-1, 3-1, 4-1, and 5-1. • For L150 EUR/L150 AUS model, refer to steps 2-2, 3-2, 4-2, and 5-2.

  • Page 109

    Disassembly/Assembly > Original Exposure System > Removing the ADF Unit > Procedure 4-55 6) Remove the Arm Shaft [1] of the ADF Unit, and lift the arm [2]. NOTE: Be sure to insert the Arm Shaft [1] into the holder groove [A] while holding the ADF Unit, and pull it in the direction of the arrow to install the arm when assembling.

  • Page 110: Removing The Adf Upper Unit (l100/l170/l174/l250/l150 Chn/l150 Kor/l154)

    Disassembly/Assembly > Original Exposure System > Removing the ADF Upper Unit (L100/L170/L174/L250/L150 CHN/L150 KOR/L154) > Procedure 4-56 Removing the ADF Upper Unit 7) Remove the ADF Unit [1]. • 2 Shafts [2] (L100/L170/L174/L250/L150 CHN/L150 KOR/L154) CAUTION: ■ Preparation • Be careful not to damage the Flat Cable and harnesses with [A] part when 1) Remove the Left Cover (Refer to page 4-27).

  • Page 111

    Disassembly/Assembly > Original Exposure System > Removing the ADF Upper Unit (L100/L170/L174/L250/L150 CHN/L150 KOR/L154) > Procedure 4-57 3) Free the Document Feed Motor Harness [1] from the ADF Harness Guide [A]. 6) Remove the ADF Upper Unit [2] while freeing the Flat Cable [1] from the Harness Guide [A].

  • Page 112: Removing The Adf Upper Unit (l150 Eur/l150 Aus)

    Disassembly/Assembly > Original Exposure System > Removing the ADF Upper Unit (L150 EUR/L150 AUS) > Procedure 4-58 Removing the ADF Upper Unit (L150 EUR/L150 AUS) 7) Free the Ferrite Core [1] from the Wire Saddle [2]. ■ Preparation 1) Remove the Left Cover (Refer to page 4-27). 2) Remove the ADF Left Cover (Refer to page 4-23).

  • Page 113

    Disassembly/Assembly > Original Exposure System > Removing the ADF Upper Unit (L150 EUR/L150 AUS) > Procedure 4-59 F-4-118 F-4-116 3) Close the ADF Unit. 2) Insert the Arm Shaft [1] into the holder groove [A] while holding the ADF Unit, and pull it in 4) Disconnect the terminal [1] of the Grounding Wire.

  • Page 114

    Disassembly/Assembly > Original Exposure System > Removing the ADF Upper Unit (L150 EUR/L150 AUS) > Procedure 4-60 6) Free the Document Feed Motor Harness [1] from the ADF Harness Guide [A]. 7) Free the harness [2] of the ADF Unit from the Harness Guide [B]. F-4-122 F-4-120 8) Open the ADF Upper Unit, and remove the 2 shafts [1] and the arm [2].

  • Page 115: Removing The Document Feed Tray

    Disassembly/Assembly > Original Exposure System > Removing the Document Feed Tray > Procedure 4-61 Removing the Document Feed Tray 11) Disconnect the terminal [1] of the Grounding Wire. • 1 Screw (black TP) [2] ■ Preparation 12) Disconnect the 3 connectors [3] and Flat Cable [4]. •...

  • Page 116: Removing The Adf Upper Unit And Adf Lower Unit (l100/l170/l174/l250/l150 Chn/l150 Kor/l154)

    Disassembly/Assembly > Original Exposure System > Removing the ADF Upper Unit and ADF Lower Unit (L100/L170/L174/L250/L150 CHN/L150 KOR/L154) > Procedure 4-62 Removing the ADF Upper Unit and ADF Lower Unit 2) Remove the 2 screws [1] of the ADF Upper Unit and ADF Lower Unit.

  • Page 117

    Disassembly/Assembly > Original Exposure System > Removing the ADF Upper Unit and ADF Lower Unit (L100/L170/L174/L250/L150 CHN/L150 KOR/L154) > Procedure 4-63 CAUTION: NOTE: Be sure to insert the Arm Shaft [1] into the holder groove [A] while holding the ADF Unit, Be careful not to tip over the ADF Unit.

  • Page 118

    Disassembly/Assembly > Original Exposure System > Removing the ADF Upper Unit and ADF Lower Unit (L100/L170/L174/L250/L150 CHN/L150 KOR/L154) > Procedure 4-64 5) Remove the ADF Upper Unit and ADF Lower Unit [3] while freeing the harness [1] and Flat 6) Free the Ferrite Core [1] from the Wire Saddle [2].

  • Page 119: Removing The Adf Upper Unit And Adf Lower Unit (l150 Eur/l150 Aus)

    Disassembly/Assembly > Original Exposure System > Removing the ADF Upper Unit and ADF Lower Unit (L150 EUR/L150 AUS) > Procedure 4-65 Removing the ADF Upper Unit and ADF Lower Unit 2) Remove the 2 screws [1] of the ADF Upper Unit and ADF Lower Unit. (L150 EUR/L150 AUS) ■...

  • Page 120

    Disassembly/Assembly > Original Exposure System > Removing the ADF Upper Unit and ADF Lower Unit (L150 EUR/L150 AUS) > Procedure 4-66 CAUTION: Be careful not to get fingers caught between the arm [1] of the ADF Unit and the Upper Cover when assembling.

  • Page 121

    Disassembly/Assembly > Original Exposure System > Removing the ADF Upper Unit and ADF Lower Unit (L150 EUR/L150 AUS) > Procedure 4-67 5) Remove the 3 screws [1] of the ADF Upper Unit and ADF Lower Unit. 6) Remove the ADF Upper Unit and ADF Lower Unit [3] while freeing the harness [1] and Flat Cable [2] of the ADF from the Harness Guide [A].

  • Page 122: Removing The Cis Unit

    2) Remove the ADF Left Cover (Refer to page 4-23). 3-1) Remove the Handset Base Unit (L100/L170/L174/L250/L150 CHN/L150 KOR/L154) (Refer to page 4-24). 3-2) Remove the ADF Left Upper Cover (L150 EUR/L150 AUS) (Refer to page 4-26). 4) Remove the ADF Right Cover (Refer to page 4-23).

  • Page 123: Removing The White Plate Retainer

    Disassembly/Assembly > Original Exposure System > Removing the White Plate Retainer > Procedure 4-69 Removing the White Plate Retainer 1) Remove the 3 screws [1] and the Grounding Plate [2] securing the CIS Unit. ■ Preparation 1) Remove the Operation Panel Unit (Refer to page 4-34). ■...

  • Page 124: Removing The Adf Pickup Roller

    2) Remove the ADF Left Cover (Refer to page 4-23). 3-1) Remove the Handset Base Unit (L100/L170/L174/L250/L150 CHN/L150 KOR/L154) (Refer to page 4-24). 3-2) Remove the ADF Left Upper Cover (L150 EUR/L150 AUS) (Refer to page 4-26). 4) Remove the ADF Right Cover (Refer to page 4-23).

  • Page 125

    Disassembly/Assembly > Original Exposure System > Removing the ADF Pickup Roller > Procedure 4-71 1) Release the locks of the ADF Upper Unit [1] and the ADF Lower Unit [2]. 4) Move the bushing [1], and remove the ADF Pickup Roller [2]. •...

  • Page 126: Removing The Adf Feed Roller

    Slave Roller. 3-1) Remove the Handset Base Unit (L100/L170/L174/L250/L150 CHN/L150 KOR/L154) (Refer to page 4-24). 3-2) Remove the ADF Left Upper Cover (L150 EUR/L150 AUS) (Refer to page 4-26). 4) Remove the ADF Right Cover (Refer to page 4-23).

  • Page 127

    Disassembly/Assembly > Original Exposure System > Removing the ADF Feed Roller > Procedure 4-73 3) Remove the E-ring [1] and bushing [2]. 5) Remove the ADF Feed Roller [1]. F-4-158 F-4-160 4) Move the gear [1] and the 2 bushings [3]. 6) Remove the gear [2] and 2 bushings [3] from the removed Feed Roller [1].

  • Page 128: Removing The Adf Separation Pad

    Disassembly/Assembly > Original Exposure System > Removing the ADF Separation Pad > Procedure 4-74 Removing the ADF Separation Pad CAUTION: ■ Procedure • Be sure not to lose the spring [1] when disassembling/assembling. • Be sure to fit the spring [1] into the boss [2] and hook [3] when assembling. CAUTION: Be sure not to touch the surface of the pad when disassembling/assembling.

  • Page 129: Removing The Adf Delivery Roller

    2) Remove the ADF Left Cover (Refer to page 4-23). 3-1) Remove the Handset Base Unit (L100/L170/L174/L250/L150 CHN/L150 KOR/L154) (Refer to page 4-24). 3-2) Remove the ADF Left Upper Cover (L150 EUR/L150 AUS) (Refer to page 4-26). 4-1) Remove the ADF Upper Unit (L100/L170/L174/L250/L150 CHN/L150 KOR/L154) (Refer to page 4-56).

  • Page 130

    Disassembly/Assembly > Original Exposure System > Removing the ADF Delivery Roller > Procedure 4-76 4) Remove the ADF Delivery Roller [1]. • 2 Bushings [2] F-4-167 4-76 Disassembly/Assembly > Original Exposure System > Removing the ADF Delivery Roller > Procedure...

  • Page 131: Laser Exposure System

    Disassembly/Assembly > Laser Exposure System > Removing the Laser Scanner Unit > Procedure 4-77 Laser Exposure System Removing the Laser Scanner Unit ■ Preparation Layout Drawing 1) Remove the Left Cover (Refer to page 4-27). 2) Remove the ADF Unit (Refer to page 4-54). 3) Remove the Right Cover (Refer to page 4-28).

  • Page 132

    Disassembly/Assembly > Laser Exposure System > Removing the Laser Scanner Unit > Procedure 4-78 2) Remove the Laser Scanner Unit [1]. CAUTION: • 1 Flat Cable [2] • 1 Connector [3] • Be sure to pass the Shutter Open/Close Lever [1] through the hole [A] of the Scanner •...

  • Page 133: Image Formation System

    Disassembly/Assembly > Image Formation System > Removing the Transfer Roller > Procedure 4-79 Image Formation System Removing the Transfer Roller ■ Procedure Layout Drawing CAUTION: Be sure not to touch the surface of the roller when disassembling/assembling. 1) Open the ADF Unit [1] and Delivery Tray [2]. 2) Remove the bushing [3].

  • Page 134

    Disassembly/Assembly > Image Formation System > Removing the Transfer Roller > Procedure 4-80 CAUTION: CAUTION: Be sure that the bushing [1] is in the correct direction when assembling. Be sure to fit the boss [1] of the bushing to the spring [2] when assembling. F-4-176 F-4-177 4-80...

  • Page 135: Fixing System

    Disassembly/Assembly > Fixing System > Removing the Fixing Assembly > Procedure 4-81 Fixing System Removing the Fixing Assembly ■ Preparation Layout Drawing 1) Remove the Left Cover (Refer to page 4-27). 2) Remove the ADF Unit (Refer to page 4-54). 3) Remove the Right Cover (Refer to page 4-28).

  • Page 136

    Disassembly/Assembly > Fixing System > Removing the Fixing Assembly > Procedure 4-82 2) Disconnect the terminal [1], and free the Transfer High Voltage Harness [2] from the 5) Free the harness [1] from the Harness Guide [A]. Harness Guide [A]. 3) Remove the Harness Retaining Spring [3] from the 2 hooks [B].

  • Page 137

    Disassembly/Assembly > Fixing System > Removing the Fixing Assembly > Procedure 4-83 7) Free the Fixing Harness [1] from the Harness Holder [2]. 8) Remove the Harness Holder [2]. • 1 Claw [3] • 2 Bosses [4] F-4-185 CAUTION: F-4-183 9) Remove the Fixing Assembly [1].

  • Page 138

    Disassembly/Assembly > Fixing System > Removing the Fixing Assembly > Procedure 4-84 CAUTION: CAUTION: • Be sure that the groove [1] of the hook is hooked to the edge of the Left Side Plate. Be sure to wrap the Fixing Harness [1] around the protrusion [2] of the Harness Holder, pass it through the Harness Guide [A], and then connect the connector [3] when •...

  • Page 139

    Disassembly/Assembly > Fixing System > Removing the Fixing Assembly > Procedure 4-85 CAUTION: Be sure that the terminal [1] is in contact with the Contact Spring [2] when assembling. F-4-190 CAUTION: Be sure to keep the Transfer High Voltage Harness [1] from the Engine Controller PCB when assembling.

  • Page 140: Pickup Feed System

    Disassembly/Assembly > Pickup Feed System > Removing the Pickup Unit > Procedure 4-86 Pickup Feed System Removing the Pickup Unit ■ Preparation Layout Drawing 1) Remove the Separation Pad (Refer to page 4-93). 2) Remove the Left Cover (Refer to page 4-27). 3) Remove the ADF Unit (Refer to page 4-54).

  • Page 141

    Disassembly/Assembly > Pickup Feed System > Removing the Pickup Unit > Procedure 4-87 2) Disconnect the terminal [1], and free the Transfer High Voltage Harness [2] from the 5) Free the Pickup Solenoid Harness [1] from the Harness Guide [A]. Harness Guide [A].

  • Page 142

    Disassembly/Assembly > Pickup Feed System > Removing the Pickup Unit > Procedure 4-88 7) Remove the Shaft Retainer [1]. 9) Remove the 6 screws (TP) [1] and the screw (with toothed lock washer) [2]. • 1 Boss [2] F-4-199 10) Remove the Pickup Unit [2] while holding the Pickup Tray [1]. •...

  • Page 143

    Disassembly/Assembly > Pickup Feed System > Removing the Pickup Unit > Procedure 4-89 CAUTION: CAUTION: • Be sure that the Contact Spring [2] of the Pickup Unit [1] is in contact with the area [A] Be sure that the terminal [1] is in contact with the Contact Spring [2] when installing. when assembling.

  • Page 144: Removing The Pickup Roller

    Disassembly/Assembly > Pickup Feed System > Removing the Pickup Roller > Preparation 4-90 Removing the Pickup Roller 1) Open the ADF Unit [1] and Delivery Tray [2]. 2) Remove the Pickup Roller [3]. ■ Preparation • 2 Claws [4] CAUTION: Be sure not to touch the surface [1] of the Transfer Roller and the surface [2] of the Pickup Roller when disassembling/assembling.

  • Page 145: Removing The Pickup Solenoid

    Disassembly/Assembly > Pickup Feed System > Removing the Pickup Solenoid > Procedure 4-91 Removing the Pickup Solenoid 2) Disconnect the terminal [1], and free the Transfer High Voltage Harness [2] from the Harness Guide [A]. ■ Preparation 3) Remove the Harness Retaining Spring [3] from the 2 hooks [B]. 1) Remove the Left Cover (Refer to page 4-27).

  • Page 146

    Disassembly/Assembly > Pickup Feed System > Removing the Pickup Solenoid > Procedure 4-92 5) Free the Pickup Solenoid Harness [1] from the Harness Guide [A]. NOTE: The picture below shows how to route the harness. F-4-210 6) Remove the screw [1], move the Solenoid Arm [2], and then remove the Pickup Solenoid [3]. F-4-212 CAUTION: Be sure that the terminal [1] is in contact with the Contact Spring [2] when installing.

  • Page 147: Removing The Separation Pad

    Disassembly/Assembly > Pickup Feed System > Removing the Separation Pad > Preparation 4-93 Removing the Separation Pad CAUTION: ■ Preparation Be sure to keep the Transfer High Voltage Harness [1] from the Engine Controller PCB when assembling. CAUTION: Be sure not to touch the surface of the pad when disassembling/assembling. 1) Turn the machine so that it is placed with its left side down.

  • Page 148: Adjustment

    Adjustment ■ Electrical Adjustment Adjustment...

  • Page 149: Electric Part-related Adjustment

    Adjustment > Electrical Adjustment > Electric part-related adjustment > After Replacing the Main Controller PCB Electrical Adjustment Country group Language Select ountry/Region EUROPE Bulgarian,Croatian,Czech,Danish, Austria (AT),Belarus (BY),Belgium (BE), Dutch,English,Estonian,Finnish, Czech Republic (CZ),Denmark (DK), Electric part-related adjustment French,German,Grrek,Hangarian, Egypt (EG),Finland (FI),France (FR), Italian,Norwegian,Polish,Portuguese, Germany (DE),Greece (GR), Romanian,Russian,Slovak,Slovene,...

  • Page 150: Trouble Shooting

    Trouble Shooting ■ Test Print ■ Trouble Shooting Items ■ Version Upgrade ■ Log Collector Trouble Shooting...

  • Page 151: Test Print Function

    Trouble Shooting > Test Print > Test Print Function Test Print The engine-test page should have a test print pattern on one side of media as shown below. Test Print Function This equipment has a test print function to check if the printer engine normally operates. Test patterns (horizontal lines) are output when executing this test print.

  • Page 152: Trouble Shooting Items

    Trouble Shooting > Trouble Shooting Items > Image Faults > Smudged/Streaked Trouble Shooting Items Image sample Image Faults ■ Smudged/Streaked ● Bleeding (smear) occurs immediately after the power is turned on for the first time for the day Description There is sometimes a case where the difference of temperature between air and inside of the machine causes moisture to occur on the toner immediately after the power is turned on for the first time for the day.

  • Page 153: Repetitive Image Defects Ruler

    Trouble Shooting > Mechanical Adjustment > Confirming Nip Width Mechanical Adjustment ■ Repetitive image defects ruler Component Distance Image defects between Confirming Nip Width Dirt Dropouts Dirt on back Loose toner defects (mm) Photosensitive About 75 ○ ○ drum Caution : Transfer roller About 39 ○...

  • Page 154: Version Upgrade

    Trouble Shooting > Version Upgrade > Preparation > Preparation Version Upgrade Preparation ■ System Requirements Overview • OS (one of the following) The firmware of this machine is upgraded by downloading the firmware from a personal • Microsoft Windows 2000 Server/Professional (32-bit only) computer (PC) to this machine using a user support tool (UST).

  • Page 155: Downloading System Software

    Trouble Shooting > Version Upgrade > Downloading System Software Downloading System Software 3) Click [Next] button. 1) Open the UST. USTUPD.exe F-6-6 2) Write down the version of the firmware to be updated, and then click the [Next] button. F-6-8 4) Select the device connected via USB, and then click the "Next"...

  • Page 156

    Trouble Shooting > Version Upgrade > Downloading System Software 5) Click [Start] button. 7) Click [OK] button when download is completed. F-6-13 8) Turn OFF and then ON the power to restart the device. F-6-10 6) A warning screen will appear. Click the [Yes] button. Download will start. F-6-11 F-6-12 Trouble Shooting >...

  • Page 157: Log Collector

    Trouble Shooting > Log Collector > Overview > Operation Procedure Log Collector F-6-14 Overview 3) Starting the tool Double-click CanonLogCollector.exeto to start it. The CanonLogCollector screen will appear. A method to collect the operational status log of the host machine will be provided as a means to analyze failures occurred in the field.

  • Page 158: Troubleshooting

    Trouble Shooting > Log Collector > Overview > Troubleshooting F-6-17 Naming rule for log file: It is recorded as "usb_yyyymmdd_hhmmss.log". “yyyymmdd_hhmmss” indicates year, month, date, and time (hour, minute, second) when the log is collected. ■ Troubleshooting Press the [Start] button on the CanonLogCollector screen. If "Receiving log is finished th time-out."...

  • Page 159

    Error Codes ■ Overview ■ Error Codes Error Codes...

  • Page 160: Overview

    Error Codes > Overview Overview This section describes codes shown in case any problem is occurred. Since this product does not collect logs for jams and alarms, no jam / alarm code is shown. Code type Description Reference Error code Shown for any problem occurred in the device.

  • Page 161: Error Codes

    Error Codes > Error Codes Error Codes Code Detail Item Description Code E225 0001 Detection Insufficient lamp light intensity (The light intensity is at the reference Code Detail Item Description description level or below.) Code Remedy When the same error repeatedly occurs although the power is turned E000 0000 Detection Startup failure...

  • Page 162: Fax Error Code

    Error Codes > FAX Error Code > Service Error Code > Error Code FAX Error Code ● Reception-related errors Error code Details #037 image memory overflow at time of reception has occurred. Error Code Overview T-7-4 ■ Overview Service Error Code A fax error code shows the status of an error which occurred in a fax, and is displayed on the ■...

  • Page 163

    Error Codes > FAX Error Code > Service Error Code > Error Code Error code Details Error code Details ##763 at time of ECM transmission, the protocol signal has been transmitted more than ##675 at time of V.34 transmission, the protocol does not advance from phase 3 specified after transmission of PPS-EOM, or T5 time-out (60 sec) has occurred.

  • Page 164: Service Mode

    Service Mode ■ Overview ■ COPIER ■ FEEDER ■ FAX ■ TESTMODE Service Mode...

  • Page 165: Entering Service Mode

    Service Mode > Overview > Service Mode Menu > Screen flow of Service mode Overview ■ Screen flow of Service mode • Initial / Category / Sub category screen Entering Service Mode. Select the item : Up-arrow / down-arrow SERVICE MODE Contact the sales company for the method to enter service mode.

  • Page 166: Copier

    Service Mode > COPIER > ADJUST > CCD COPIER ADJUST ■ CCD DISPLAY COPIER > ADJUST > CCD Small Item Description ■ VERSION DFTAR-R Shading target value for RED in DF reading COPIER > DISPLAY > VERSION Setting range: 128 ~ 384 [Value after RAM clear: 334] Small Item Description...

  • Page 167: Function

    Service Mode > COPIER > FUNCTION > PARAM FUNCTION ■ MISC-P COPIER > FUNCTION > MISC-P ■ CLEAR Small Item Description SRVC-DAT To output the system data list/ system dump list as follows; COPIER > FUNCTION > CLEAR SYS-DAT To output the system data list. Small Item Description Service software switches and parameters used in FAX function are mainly...

  • Page 168: Splman

    Service Mode > COPIER > OPTION > BODY ■ SPLMAN Country group Language Select ountry/Region EUROPE Bulgarian Austria (AT) COPIER > FUNCTION > SPLMAN Croatian Belarus (BY) Small Item Description Czech Belgium (BE) TOP-CST Adjustment of leading edge margin when feeding from cassette. Danish Czech Republic (CZ) Adjustment in: 0.1mm...

  • Page 169: Counter

    Service Mode > COPIER > COUNTER > PICK-UP COUNTER Country group Language Select ountry/Region OCEANIA Chinese (Simplified) Australia (AU) ■ TOTAL Chinese (Traditional) New Zealand (NZ) English Other COPIER > COUNTER > TOTAL Frranch Japanese Display / setting / adjustment range: 0 to 999,999. Returns to 0 when value exceeds 999,999. Korean Small Item Description...

  • Page 170

    Service Mode > COPIER > COUNTER > JAM ■ FEEDER COPIER > COUNTER > FEEDER Display / setting / adjustment range: 0 to 999,999. Returns to 0 when value exceeds 999,999. Small Item Description FEED Total counter of document pickup by ADF T-8-16 ■...

  • Page 171: Feeder

    Service Mode > FEEDER > FUNCTION FEEDER ADJUST FEEDER > ADJUST Small Item Description DOCST Adjustment of the page front reading position when using duplex ADF Setting range: -30 ~ 30 (Default value: 0) LA-SPD Adjustment of magnification ratio in vertical scanning direction in stream feeding Unit: 0.1 % Setting range: -30 ~ 30 (Default value: 0)

  • Page 172: Fax

    Service Mode > FAX > List of SSSW FAX > SSSW SSSW No. Bit No. Function SW 12 (Page timer setting) List of SSSW Bit 0 1 page timeout (outgoing transmission) Bit 1 Bit 2 1 page timeout (HT transmission) FAX >...

  • Page 173: List Of Menu

    Service Mode > FAX > List of MENU 8-10 List of MENU FAX > SSSW SSSW No. Bit No. Function SW 25 (Setting for report display function) Menu switch registration mode Bit 0 Prioritize the received telephone number to the dialed number Parameter Selection Bit 1...

  • Page 174: List Of Num

    Service Mode > FAX > Setting of NCU Parameters > TONE/PULSE 8-11 List of NUM Setting of NCU Parameters ■ TONE/PULSE Numeric parameter setting mode Parameter Allowable setting range Operation Method Not in use 1) Setting of Tone Parameters RTN transmission criteria X 1 to 99 % RTN transmission criteria n 2 to 99 times...

  • Page 175: 2nd Dtn

    Service Mode > FAX > Setting of NCU Parameters > BUSTONE1 8-12 ■ BUSTONE0 Parameter No. Function Setting range 005; T4 timer 0 to 9999 (x 10 msec) ● Bit Switch 006; Signal detection table 0 to 16 007; Signal detection level 0 to 7 Bit No.

  • Page 176: Reordrtn

    Service Mode > FAX > Setting of NCU Parameters > CNGDTCT 8-13 ● Numeric value parameter ■ MULTI Parameter No. Function Setting range ● Numeric value parameter 001; Not in use Parameter No. Function Setting range 002; T1 timer 0 to 9999 (x 10 msec) 003;...

  • Page 177: Specialb

    Service Mode > FAX > Setting of NCU Parameters > PBXBUSYT 8-14 ■ SPECIALB ■ PBXBUSYT Parameter No. Function Setting range ● Bit Switch SW1 - SW30; Not in use Bit No. Function T-8-37 Bit 0 Not in use ■ SPECIALN Bit 1 Not in use Bit 2...

  • Page 178: Testmode

    Service Mode > TESTMODE > SCAN > ADFTEST 8-15 TESTMODE SCAN ■ ADJUST SYSTEM ● ADF-ADJ ■ DRAM TESTMODE > SCAN > ADJUST > ADF-ADJ Small Item Description TESTMODE > SYSTEM > DRAM DF-SPEED Enter the adjustment value for the magnification ratio in vertical Small Item Description scanning direction in stream feeding...

  • Page 179: Fax

    Service Mode > TESTMODE > PANEL 8-16 ■ FACULTY TESTMODE > FAX > FACULTY ■ MODEM Small Item Description G34800TX Transmit the frequency of 4800bps using G3 signal transmission TESTMODE > FAX > MODEM function after DC circuit closure. Small Item Description DETECT1 Ring detection...

  • Page 180: Appendix

    Appendix ■ Service Tools ■ Solvent/Oil List ■ General Circuit Diagram ■ Signal Input/Output List ■ General Timing Chart ■ Backup Data...

  • Page 181

    Appendix > Service Tools Service Tools The followings are the required tools to perform the service operation. Tool name Tool number Usage/remarks Tool case TKN-0001 Jumper wire TKN-0069 With clip Gap gauge CK-0057 0.02 to 0.03mm Spring scale CK-0058 To check cassette spring pressure Philips screwdriver CK-0101 M4, M5 Length: 363mm...

  • Page 182

    Appendix > Solvent/Oil List Solvent/Oil List Name Usage Remarks Ethyl alcohol Cleaning • Local procurement e.g.) Metal parts • Keep fire away Grease Toner contamination Lubricant • Apply it on gears etc. • tool number: HY9-0007 • Apply it on shafts and shaft supports etc. (Dow Corning made Molykote EM-50L) T-9-2 Appendix >...

  • Page 183

    General Circuit Diagram General Circuit Diagram Memory Tag Handset PCB TAG_IN Main Motor TAG_OUT TR_CABLE Operation Panel PCB J403 USB Port ONETURCHCOVER_KEY J581 J304 Motor Driver PCB J923 Toner Sensor TONER SNS +24P2 +24P2 +24P2 PS901 Motor Encoder Sensor /MTRPWM MODE +3.3R VREF...

  • Page 184

    Appendix > Signal Input/Output List Signal Input/Output List Connector Abbreviation Signal name J902 +3.3V +3.3U Connector Abbreviation Signal name /VDO1 VIDEO signal J103 AC_N VDO1 VIDEO signal AC_H BEAM DETECT signal J542 /BDIR BD INPUT signal SCLK SERIAL CLOCK signal +3.3U STATUS COMMAND signal E_RDY...

  • Page 185

    Appendix > General Timing Chart General Timing Chart Power-on Start KEY (Unit:Seconds) WAIT STBY INTR PRINT LSTR STBY Sequence Document Feed Motor (M3) CIS Unit Controls at 80 C Print temperature control Fixing heater Relay Waiting for Print command Print command Print command a print command Scanner motor (M2)

  • Page 186: Backup Data

    Backup Data Data to Be Stored Data Replacement Delete User Backup Service Backup Location Service function When CLEAR > TEL- CLEAR > CLEAR > CLEAR CLEAR > Can Data Method Location to Method Location to Replacing Controller USER SRVC-DAT HIST*2 >...

This manual also for:

L150, 154, L170, L174

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