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Epson L565 Service Manual Download Page 40

L565/L566 Series

Revision A

Confidential

Disassembly/Reassembly

Disassembly/Reassembly Procedures

40

2.2.1.2 Unit/Assy

Flowchart 2-1. Unit/Assy (1)

Screw type/torque list

Symbol

Screw Type

Torque

C.B.P-TITE (S-P1) SCREW 3x12 F/ZN-3C

6

±

1 kgf

·

cm

C.B.P-TITE SCREW 2.6x5 F/ZN-3C

6

±

1 kgf

·

cm

C.B.P-TITE SCREW 2x8 F/ZN-3C

2

±

0.5 kgf

·

cm

C.B.P-TITE SCREW 2x8 F/ZN-3C

2.5 kgf

·

cm

C.B.P-TITE SCREW 2x8 F/ZN-3C

4

±

1 kgf

·

cm

C.B.P-TITE SCREW 3x10 F/ZB-3C

6

±

1 kgf

·

cm

C.B.P-TITE SCREW 3x10 F/ZN-3C

6

±

1 kgf

·

cm

C.B.P-TITE SCREW 3x10 F/ZN-3C

5

±

1 kgf

·

cm

C.B.P-TITE SCREW 2.5x8 F/ZN-3C

2.5

±

0.5 kgf

·

cm

C.B.P-TITE SCREW 3x10 F/ZN-3C

7

±

1 kgf

·

cm

C.B.P-TITE SCREW 3x8 F/ZN-3C

6

±

1 kgf

·

cm

C.B.P-TITE SCREW 3x6 F/ZN-3C

6

±

1 kgf

·

cm

C.B.S-TITE (P2) SCREW 3x6 F/ZN-3C

7

±

1 kgf

·

cm

C.B.S-TITE SCREW 2x4 F/ZN-3C

2

±

0.5 kgf

·

cm

C.B.S-TITE SCREW 3x8 F/ZN-3C

6

±

1 kgf

·

cm

C.B.S-TITE SCREW 3x6 F/ZB-3C

6

±

1 kgf

·

cm

C.B.S-TITE SCREW 3x6 F/ZN-3C

6

±

1 kgf

·

cm

C.B.S-TITE SCREW 3x6 F/ZN-3C

8

±

1 kgf

·

cm

C.B.S-TITE SCREW 3x6 F/ZN-3C

7

±

1 kgf

·

cm

C.P-TITE SCREW 3x4 F/ZN-3C

4

±

1 kgf

·

cm

C.B.S-TITE SCREW 3x8 F/ZB-3C

6

±

1 kgf

·

cm

S1

S2

S3

S4

S5

S6

S7

S8

S9

S10

S11

S12

S13

S14

S15

S16

S17

S18

S19

S20

S21

FFC/cable list

No.

FFC/Cable

8

Remove the double-sided tape (x1) and release the Scanner FFC.

1

Cover (p36)

Grounding wire

Grounding wire

Grounding wire

Scanner Unit

---

2

ADF Document

Support (p40)

Combination

Gear 24.9.6 (p40)

ADF Hinge
Right (p40)

Scanner

Housing Upper

6

2

S7

Scanner FFC

CIS Module Unit

---

2

Spacer

---

2

---

CIS Module

---

---

---

Scanner Motor

Gear Cover

1

2

S7

Combination

Gear 18.4.9.66

---

---

FFC/Cable

Scanner

Carriage Unit

---

---

Scanner

Housing Lower

---

---

CIS Holder Unit

---

---

Scanner Motor

2

---

S8

Guide Cover

Guide Cover

Cover (p36)

ADF Unit

---

2

Cover Gear Assy

2

---

---

S11

Bevel Gear Shaft

---

---

---

ADF Hinge Left

2

---

S11

ADF Hinge

Right

2

---

---

S11

ADF Document

Support

---

2

Combination

Gear 24.9.6

---

---

---

ADF Frame Assy

---

2

ADF Front

Frame

3

---

S11

Spur Gear 20.4 /

Spur Gear 25.8

---

---

ADF Driven

Gears

---

---

---

ADF Upper
Frame Assy

4

---

---

S11

ADF Pad Assy

---

4

ADF Base Assy

---

---

---

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Summary of Contents for L565

Page 1: ...SERVICE MANUAL CONFIDENTIAL Color Inkjet Printer L565 L566 SEMF14 012 ...

Page 2: ...EIKO EPSON would greatly appreciate being informed of them The contents of this manual are subject to change without notice The above not withstanding SEIKO EPSON CORPORATION can assume no responsibility for any errors in this manual or the consequences thereof EPSON is a registered trademark of SEIKO EPSON CORPORATION Note Other product names used herein are for identification purpose only and ma...

Page 3: ... to personal injury or damage of the product 1 Repairs on Epson product should be performed only by an Epson certified repair technician 2 No work should be performed on this product by persons unfamiliar with basic safety knowledge required for electrician 3 The power rating of this product is indicated on the serial number rating plate Never connect this product to the power source whose voltage...

Page 4: ...oller Gears Rollers LCD Scanner Sensor Exterior parts 14 Never use oil or grease other than those specified in this manual Use of different types of oil or grease may damage the component or give bad influence on the printer function 15 Apply the specified amount of grease described in this manual 16 Make the specified adjustments when you disassemble the printer 17 When cleaning this product foll...

Page 5: ...ols are used throughout this manual either to provide additional information on a specific topic or to warn of possible danger present during a procedure or an action Pay attention to all symbols when they are used and always read explanation thoroughly and follow the instructions Indicates an operating or maintenance procedure practice or condition that if not strictly observed could result in se...

Page 6: ...Confidential Revision Status Revision Date of Issue Description A January 9 2015 First Release ...

Page 7: ...Printer Mechanism parts 35 2 2 1 2 Unit Assy 40 2 2 2 Disassembly Flowchart Printhead Main Board 43 2 3 Detailed Disassembly Reassembly Procedure for each Part Unit 44 2 4 Routing FFCs cables 53 Chapter 3 Adjustment 3 1 Required Adjustments 57 3 2 Adjustment Program 64 3 2 1 Operating Environment 64 3 2 2 Details of the Adjustment Program 64 3 2 2 1 CR Motor Heat Protection Control PF Motor Heat P...

Page 8: ...Confidential CHAPTER 1 TROUBLESHOOTING ...

Page 9: ...son for the return is evident first check the phenomenon user claims recurs then proceed to the troubleshooting ADF Scanner failure Printer failure only 1 If the Hopper of ASF on the returned product touches the LD Roller the initial ink charge has not been completed for the product yet 2 In case of Not Trouble Found check fatal error code Finish 2 Yes Copy an image by ADF Yes Yes No Is ADF operat...

Page 10: ...Roller PE Sensor Lever PE Sensor Main Board PF Motor Double Feed error Occurrence Condition When manual duplex printing is selected using the printer driver this error occurs if the actual paper length detected by PE Sensor does not match with the paper length specified in the printer driver The error occurs when the actual length is longer than the theoretical length specified in the driver Major...

Page 11: ...1 Initializes the Printhead and checks for the fuse on the circuit boards in the printer 3 2 Checking for waste ink overflow 2 1 Checks the waste ink counter if the waste ink overflow is occurring 3 Seeking the home position 3 1 The CR Unit moves to the 80 digit side slowly and confirms it touches the Change Lever CR lock 3 2 The CR Unit moves to the 0 digit side slowly 3 3 After the PE Sensor che...

Page 12: ...tion and displays on the LCD or with flashing LEDs that the paper jam error occurs When the user removes the paper and releases the paper jam error by panel operation the normal power on sequence from No 1 Table 1 1 is executed again 2 To recover from the maintenance error the dedicated software that can be downloaded from the web site which can be accessed from STM3 is required The printer operat...

Page 13: ...1 3 1 Displaying the Fatal Error Code The fatal error code is stored in the EEPROM on the Main Board and can be read out using the Adjustment Program The code can be displayed on the LCD of the control panel by a special panel operation Figure 1 3 Displaying the Fatal Error Code 2 For the fatal error codes descriptions and their possible causes see 1 3 2 Printer Fatal Error Code p14 Fatal error co...

Page 14: ...jam foreign object Deformation of the Main Frame Ink system failure CR Motor failure Deformation of the Front Frame CR Encoder failure contaminated detached scale Encoder Board failure Cable disconnection 0x63 Ink cartridge replacement timing contact detection error Power off Paper jam Foreign object Deformation of the Main Frame 0x64 Paper Jam cancelation disable error Paper jam Foreign object 0x...

Page 15: ...ated detached scale Encoder Board failure CR Motor failure Carriage overload error paper jam foreign object Cable disconnection 0xE8 CR load position reverse error CR Encoder failure contaminated detached scale Encoder Board failure Slipping teeth of the CR Timing Belt Improper tension of the CR Timing Belt Carriage overload error paper jam foreign object 0xE9 CR load position excess speed error C...

Page 16: ... error PF Encoder failure contaminated detached scale Encoder Board failure Slipping gears have occurred around the PF Motor gears 0xF9 PF load position reverse error PF Encoder failure contaminated detached scale Encoder Board failure Motor driver failure Main Board failure Slipping gears have occurred around the PF Motor gears 0xFA PF load position excess load error PF Encoder failure contaminat...

Page 17: ...Confidential CHAPTER 2 DISASSEMBLY REASSEMBLY ...

Page 18: ...sted with EPSON part code 2 1 2 Jigs Note If performing the disassembling reassembling procedure is difficult using tweezers such as when reassembling Cap Lever Cap Assy p48 the spring hook jig helps you to remove attach the spring easier 2 1 2 1 Making the Spring Hook Jig Fold a clip commercial item as shown in Fig 2 1 Figure 2 1 Making the Spring Hook Jig In this chapter the product names are ca...

Page 19: ...er Guide Cover Assy p36 Paper Support Cover p36 Bevel Gear Shaft p40 Combination Gear 24 9 6 p40 ADF Document Support p40 ADF Pad Assy p40 Scanner Unit p40 Scanner Housing Upper p40 Scanner Carriage Unit p40 Scanner Housing Lower p40 CIS Module Unit p40 Scanner Motor p40 2 Tray Front Assy p35 3 Frame Base Assy p38 4 Panel Unit p38 Panel Board p41 Panel Buttons p41 Panel Housing Upper Assy p41 Pane...

Page 20: ... Roller Unit p42 3 CR Timing Belt p42 9 Star Wheel Holder Assy p39 4 Printhead p35 10 Paper Guide Front Unit p35 5 CR Encoder Sensor p42 11 Paper Guide Upper Assy p42 6 Adapter p36 12 Adapter Cover p36 No Name No Name 1 LD Roller Cover p38 6 Cap Lever p39 2 LD Roller Assy p37 7 Cap Assy p39 3 Hopper p43 8 Porous Pad for Cap Assy p39 4 Retard Roller Assy p35 9 Pump Unit p42 5 Paper Back Lever p35 1...

Page 21: ...1 FAX Assy p38 6 PF Timingbelt p37 2 Wireless LAN Module p37 7 PF Scale p37 3 EJ Roller p39 8 PF Encoder Sensor p37 4 Ethernet Board Assy p43 9 EJ Roller Gear p37 5 PF Motor Assy p42 No Name No Name 1 CR Motor p37 5 Paper Sensor Unit p39 2 Head FFC p42 6 PE Sensor Lever p37 3 Main Board p37 7 PS Unit p37 4 Waste Ink Pad Assy p35 2 3 9 5 7 8 1 4 6 1 2 3 6 7 4 5 ...

Page 22: ... 1 Ink Supply Tube Assy p36 5 Cover Joint p41 2 Ink Supply Tank Assy p35 Ink Supply Tank Magenta p41 Ink Supply Tank Yellow p41 Ink Supply Tank Cyan p41 Ink Supply Tank Black p41 6 Right Cover p41 7 Cover Tube Tank p41 8 Guide Tube Tank p41 3 Left Cover p41 9 Bottom Cover p41 4 Top Cover p41 10 Ink Supply Tank Tube Assy p41 1 3 4 5 6 7 8 2 9 10 ...

Page 23: ...stment inspection Total Housing Rear 0 36 0 36 Paper Support 0 09 0 09 Paper Support Sub 0 23 0 23 Tray Front Assy 0 15 0 15 Tray Front 0 15 0 15 Tray Front Support 0 22 0 22 Paper Guide Front Unit 0 49 7 44 8 33 Waste Ink Pad Assy 0 42 0 45 1 27 Paper Back Lever 1 52 1 52 Retard Roller Assy 2 00 0 47 2 47 FFC Cover Outer 0 26 0 26 Holder Board 0 56 0 56 Printhead 2 20 17 39 19 59 ADF Paper Guide ...

Page 24: ...2 5 02 Lever Detector AP 4 54 4 54 Board Assy SNS 5 14 5 14 Holder Lever Detector AP 5 14 5 14 Housing Left Assy 4 19 4 19 Ethernet Cover 4 25 4 25 Panel FFC Cover 3 04 3 04 Hinge 3 02 3 02 Housing Right 3 38 3 38 Strengthen Plate Upper 4 09 4 09 Strengthen Plate Lower 4 10 4 10 Cap Assy 5 06 5 06 Cap Lever 5 15 5 15 Porous Pad for Cap Assy 5 21 5 21 Star Wheel Holder Assy 8 38 3 18 11 56 EJ Rolle...

Page 25: ...7 50 7 50 LD Roller Shaft Assy 7 50 7 50 Shield Plate 8 01 8 01 Main Board EEPROM Data Copy OK 8 57 1 10 10 07 EEPROM Data Copy NG 8 57 27 58 36 55 CR Motor 9 26 1 00 10 26 PE Sensor Lever 10 23 0 47 11 10 CR Scale 7 22 7 22 CR Driven Pulley Assy 7 54 3 07 11 01 LD Roller Cover 8 59 8 59 FFC Holder 9 06 9 06 Main Frame Assy 18 26 11 16 29 42 Antistatic Cloth 18 54 18 54 Paper Guide Upper Assy 23 0...

Page 26: ...k Supply Tank Cyan 4 11 4 11 Ink Supply Tank Black 4 11 4 11 Cap Tank 0 22 0 22 Cover Tube Tank 0 55 0 55 Guide Tube Tank 1 06 1 06 Ink Supply Tank Tube Assy 3 30 3 30 Cover Joint 2 39 2 39 Ink Supply Tube Guide 1st 0 22 0 22 Ink Supply Tube Guide 2nd 1 18 1 18 Joint 2 20 2 20 Tube Pressing Plate 0 30 0 30 Ink Supply Tube Assy 2 11 2 11 Adapter 1 49 1 49 Tube Guide Sheet 1 39 1 39 Tube Guide Sheet...

Page 27: ...ply Tank Assy of this printer is ventilation film The ink in the ink tanks is vented to atmosphere through this film to keep ink supply to the Printhead stable If the film gets wet with ink the ink in the tanks is not properly vented and printing may not be capable In order to prevent this from occurring make sure to place the Ink Supply Tank Assy as shown below after removing it Figure 2 8 How to...

Page 28: ...ly flowchart See 2 2 Disassembly Reassembly Procedures p33 Figure 2 9 Location Parts When ink may spill Location Joint Removing the Ink Supply Tank Tube Assy Ink Supply Tube Assy from the Joint A Ink Supply Tank Removing the tubes of the Ink Supply Tank Tube Assy from the Joint Removing the tubes of the Ink Supply Tank Tube Assy from the Ink Supply Tank A B Ink Supply Tank Tube Assy Adapter Removi...

Page 29: ...r is removed from the Carriage Figure 2 10 Adapter Even observing the points described in this section ink may spill in the following situations Therefore be careful not to contaminate the inside of the printer or its surroundings by preparing the container to receive the leaked ink or the like When removing the Ink Supply Tank Tube Assy some ink will spill from both ends of the tube When removing...

Page 30: ...Ink Supply Tube from rib and release the Guide Tube 1st from the Frame Base Assy Figure 2 11 Discharging preparation 1 4 Move the Carriage to right side 5 Release the Joint from the rib of Guide Tube 1st Figure 2 12 Discharging preparation 2 The photos in the following procedure are for L 365 L366 L360 L362 l220 L222 Series but the procedure for L565 L566 Series is the same the numbers of the tube...

Page 31: ...ge then disconnect the Ink Supply Tube from the joint and put its tip into the container for the ink 5 To discharge the ink in the Ink Supply Tank Assy to the container Figure 2 14 Discharging Ink 2 6 Move the clips x2 so that only the ink to discharge can flow in the Ink Supply Tank Tube 7 The ink in the Ink Supply Tank is discharged into the container through the Ink Supply Tank Tube 8 Repeat st...

Page 32: ...ng reassembling After all the reassembling work is complete the discharged ink of each color should be refilled back to the Ink Supply Tank before performing the adjustment Confirm the colors indicated on the film of the Ink Supply Tank so as not to mistake them and make sure to refill each ink back to the correct tank from the corresponding ink supply hole Ink supply hole Ink Supply Tank Assy ...

Page 33: ...ue letter Indicates the parts that are inevitably broken in the disassembling procedure and should be replaced with a new one for reassembly Indicates the reference page in blue letter Indicates the parts that may cause the ink spill when they are removed 2 1 5 Checks and Precautions before Disassembling p27 Indicates necessary check items in the disassembling assembling procedure Indicates the re...

Page 34: ...inter mechanism is used for some of them and the composition of housings or functions differs The functions and differences according to the models are as follows Parts and units are colored and classified into 1 types in the flowchart given in this section Common parts unit Black Table 2 2 Function List According to Models Item L565 L566 Series Scanner O ADF O Panel 2 2 inch Monochorome LCD FAX O...

Page 35: ...kgf cm C B P TITE SCREW 2 6x5 F ZN 3C 6 1 kgf cm C B P TITE SCREW 2x8 F ZN 3C 2 0 5 kgf cm C B P TITE SCREW 2x8 F ZN 3C 2 5 kgf cm C B P TITE SCREW 2x8 F ZN 3C 4 1 kgf cm C B P TITE SCREW 3x10 F ZB 3C 6 1 kgf cm C B P TITE SCREW 3x10 F ZN 3C 6 1 kgf cm C B P TITE SCREW 3x10 F ZN 3C 5 1 kgf cm C B P TITE SCREW 2 5x8 F ZN 3C 2 5 0 5 kgf cm C B P TITE SCREW 3x10 F ZN 3C 7 1 kgf cm C B P TITE SCREW 3x...

Page 36: ...f cm C B P TITE SCREW 3x8 F ZN 3C 6 1 kgf cm C B P TITE SCREW 3x6 F ZN 3C 6 1 kgf cm C B S TITE P2 SCREW 3x6 F ZN 3C 7 1 kgf cm C B S TITE SCREW 2x4 F ZN 3C 2 0 5 kgf cm C B S TITE SCREW 3x8 F ZN 3C 6 1 kgf cm C B S TITE SCREW 3x6 F ZB 3C 6 1 kgf cm C B S TITE SCREW 3x6 F ZN 3C 6 1 kgf cm C B S TITE SCREW 3x6 F ZN 3C 8 1 kgf cm C B S TITE SCREW 3x6 F ZN 3C 7 1 kgf cm C P TITE SCREW 3x4 F ZN 3C 4 1...

Page 37: ... B S TITE SCREW 3x8 F ZB 3C 6 1 kgf cm S1 S2 S3 S4 S5 S6 S7 S8 S9 S10 S11 S12 S13 S14 S15 S16 S17 S18 S19 S20 S21 FFC cable list No FFC Cable 1 Remove disconnect the following Head FFC CN102 CR Encoder FFC CN6 PF Motor cable CN13 PS Unit cable CN501 2 Remove disconnect all FFCs cables 3 Release the CR Motor cable from the hooks of the Main Frame and Frame Base When the CR Unit or the Head FFC is r...

Page 38: ...re 6 Remove disconnect the following Panel FFC CN2 Grounding wire x1 7 Remove disconnect the following FAX FFC CN1 S17 S17 Screw type torque list Symbol Screw Type Torque C B P TITE S P1 SCREW 3x12 F ZN 3C 6 1 kgf cm C B P TITE SCREW 2 6x5 F ZN 3C 6 1 kgf cm C B P TITE SCREW 2x8 F ZN 3C 2 0 5 kgf cm C B P TITE SCREW 2x8 F ZN 3C 2 5 kgf cm C B P TITE SCREW 2x8 F ZN 3C 4 1 kgf cm C B P TITE SCREW 3x...

Page 39: ...ZN 3C 7 1 kgf cm C B S TITE SCREW 2x4 F ZN 3C 2 0 5 kgf cm C B S TITE SCREW 3x8 F ZN 3C 6 1 kgf cm C B S TITE SCREW 3x6 F ZB 3C 6 1 kgf cm C B S TITE SCREW 3x6 F ZN 3C 6 1 kgf cm C B S TITE SCREW 3x6 F ZN 3C 8 1 kgf cm C B S TITE SCREW 3x6 F ZN 3C 7 1 kgf cm C P TITE SCREW 3x4 F ZN 3C 4 1 kgf cm C B S TITE SCREW 3x8 F ZB 3C 6 1 kgf cm S1 S2 S3 S4 S5 S6 S7 S8 S9 S10 S11 S12 S13 S14 S15 S16 S17 S18 ...

Page 40: ... S TITE SCREW 3x6 F ZN 3C 7 1 kgf cm C P TITE SCREW 3x4 F ZN 3C 4 1 kgf cm C B S TITE SCREW 3x8 F ZB 3C 6 1 kgf cm S1 S2 S3 S4 S5 S6 S7 S8 S9 S10 S11 S12 S13 S14 S15 S16 S17 S18 S19 S20 S21 FFC cable list No FFC Cable 8 Remove the double sided tape x1 and release the Scanner FFC 1 p 35 ADF Cable Cover p36 Grounding wire Grounding wire Grounding wire Scanner Unit 2 p 56 ADF Document Support p40 Com...

Page 41: ...C B S TITE SCREW 3x6 F ZN 3C 6 1 kgf cm C B S TITE SCREW 3x6 F ZN 3C 8 1 kgf cm C B S TITE SCREW 3x6 F ZN 3C 7 1 kgf cm C P TITE SCREW 3x4 F ZN 3C 4 1 kgf cm C B S TITE SCREW 3x8 F ZB 3C 6 1 kgf cm S1 S2 S3 S4 S5 S6 S7 S8 S9 S10 S11 S12 S13 S14 S15 S16 S17 S18 S19 S20 S21 p 35 4 Housing Left 2 Ethernet Cover 2 5 Panel Housing Lower Panel Board 4 p 46 S7 Panel Buttons 4 p 46 Panel Housing Upper Pan...

Page 42: ...TITE SCREW 2 6x5 F ZN 3C 6 1 kgf cm C B P TITE SCREW 2x8 F ZN 3C 2 0 5 kgf cm C B P TITE SCREW 2x8 F ZN 3C 2 5 kgf cm C B P TITE SCREW 2x8 F ZN 3C 4 1 kgf cm C B P TITE SCREW 3x10 F ZB 3C 6 1 kgf cm C B P TITE SCREW 3x10 F ZN 3C 6 1 kgf cm C B P TITE SCREW 3x10 F ZN 3C 5 1 kgf cm C B P TITE SCREW 2 5x8 F ZN 3C 2 5 0 5 kgf cm C B P TITE SCREW 3x10 F ZN 3C 7 1 kgf cm C B P TITE SCREW 3x8 F ZN 3C 6 1...

Page 43: ...FFC Printhead 3 p 47 p 56 S10 Housing Rear 1 4 p 45 S6 Housing Left Assy 5 6 p 45 S6 S16 Main Board FFC Holder 1 2 S15 FAX Assy 3 p 47 Shield Plate 3 p 48 S14 S17 Screw type torque list Symbol Screw Type Torque C B P TITE S P1 SCREW 3x12 F ZN 3C 6 1 kgf cm C B P TITE SCREW 2 6x5 F ZN 3C 6 1 kgf cm C B P TITE SCREW 2x8 F ZN 3C 2 0 5 kgf cm C B P TITE SCREW 2x8 F ZN 3C 2 5 kgf cm C B P TITE SCREW 2x...

Page 44: ...20 4 Install the Spur Gear 25 8 20 4 as shown in the figure A above When installing the ADF Front Frame check that the Spur Gear 25 8 20 4 is installed on the position shown in the figure B above ADF Front Frame Diagram A Spur Gear 25 8 Spur Gear 20 4 Diagram B Spur Gear 20 4 Spur Gear 25 8 ADF Pad Assy Remove the ADF Pad Assy by removing the hooks x2 and dowels x2 of the ADF Pad Assy from the ADF...

Page 45: ...ed with the Hopper or the Scanner Unit Housing Right Housing Left Waste Ink Pad Assy When installing the Waste Ink Pad Assy follow the procedure below 1 Place the Waste Ink Pad Assy under the Frame Base 2 Slide the Waste Ink Pad Assy in the direction of the arrow to align the hole of the Waste Ink Pad Assy with the hook of the Frame Base 3 Confirm the following first and then tighten the screw to ...

Page 46: ...Buttons When attaching the Select Button to the Panel Housing Upper Assy attach the Select Button with its side without any rib downward Start Button Rib Start button Stop Button Select Button OK Button Power Button The side without any rib must be the side of down arrow Panel Housing Upper Assy Key Button Home Button Back Button FFC Cover Outer Slide and remove the FFC Cover Outer in the directio...

Page 47: ...ireless LAN Module cable to cover the cable to protect it as shown above Wireless LAN Module Wireless LAN Module Cable Wireless LAN Module Cable Cover with acetate tape x2 Ethernet Board Assy When installing the Ethernet Board Assy hang the hook of the Ethernet Board Assy on the Frame Base and align the rib of the Ethernet Board Assy to the groove of the Frame Base Ethernet Board Assy Ethernet Boa...

Page 48: ...B P TITE SCREW 3x10 F ZN 3C 6 1 kgf cm C B S TITE SCREW 3x6 F ZN 3C 6 1 kgf cm Rib and groove Positioning hole and dowel Main Board Shield Plate Do not damage or contaminate the MAC Address Label Install the Main Board with the PE Sensor Lever to the rear After installing the Main Board make sure the lever part of the PE Sensor Lever is aligned with the slit of the PE Sensor Attach the MAC Address...

Page 49: ...screw driver or the like hold the Paper Back Lever to the rear as shown above not to let it touch the LD Roller Assy Push the Change Lever to the front to keep it in the hole of the Main Frame LD Roller Assy Paper Back Lever Change Lever Cam Main Frame Rear of printer Spur gear Extension Spring 0 137 Clutch LD Roller shaft Install Spur gear Extension Spring 0 137 Clutch LD Roller shaft as shown in...

Page 50: ... Cover Tube Tank C B P TITE SCREW 3x6 F ZN 3C 4 1 Back side Guide Tube Tank Cover Tube Tank Hook Guide Tube Tank Right side 2 3 Cover Guide Tube Tank Follow the procedure below when installing the the Cover Tube Tank and Guide Tube Tank 1 Joint the Cover Tube Tank to Guide Tube Tank and tighten the screw x1 of the Cover Tube Tank 2 Insert the dowels x2 of the Cover Tube Tank to the positioning Hol...

Page 51: ...f the Ink Supply Tube Guide 2nd Make sure the gaps between the end of Ink Supply Tank Tubes or Ink Supply Tubes and the Joint are 0 5 mm long or less Joint Rib Ink Supply Tube Ink Supply Tube Guide 2nd 0 5 mm or less Ink Supply Tube Ink Supply Tank Tube Joint 0 5 mm or less Joint Cutout Tube Guide Sheet Tube Guide Sheet Sub Refer the figure above and follow the procedure below when attaching the T...

Page 52: ...kings on the back Ink Supply Tube Assy Step 1 CR Unit 1 2 Joint NG Ink Supply Tube Section A Hole Tube Guide Sheet Sub Adapter Ink Supply Tube Align markings with edge of grooves CR Unit Grooves Step 6 OK Ink Supply Tube Section A Hole Tube Guide Sheet Sub Tube Pressing Plate Ink Supply Tube Step 2 4 Step 3 C B P TITE SCREW 2 6x5 F ZN 3C 3 0 5 kg fcm Tube Cover Ink Supply Tube Guide 1st Ink Supply...

Page 53: ...FFC Insert the hole of the Housing Left and connect the connector CN11 of the Main Board through the ferrite core Grounding wire only ADF compatible model Insert the hole of the Housing Left and connect the frame of the FAX Assy Route the Scanner FFC inserting the hole of the Housing Left Housing Left Frame of FAX Assy Ferrite core Scanner FFC Route the Scanner FFC as follows 1 Insert the Scanner ...

Page 54: ...gure above Paper sensor CN6 CR Motor cable CN12 CR Encoder FFC CN61 Head FFC CN102 Main Board CN12 CN102 Head FFC CR Encoder FFC CN61 CR Motor cable CN8 Paper sensor FFC Left side of Main Board Connect the following cables FFCs to the Main Board as shown above PF Motor cable CN13 PS Unit cable CN501 Wireless LAN Module Cable CN4 only for L555 Series PF Encoder FFC CN7 Ethernet Board cable CN14 onl...

Page 55: ...Motor Route PF Motor cable through rib Secure PF Motor cable black with rib PF Motor cable Hole Rib Frame Base Head FFC Routing on the Main Frame Align the Head FFC and CR Encoder FFC and then route them through the FFC Holder as shown in the figure above Head FFC Fold here inside FFC Holder Aligning Head FFC with CR Encoder FFC CR Encoder FFC Stack the Head FFC over the CR Encoder FFC to keep the...

Page 56: ...Confidential CHAPTER 3 ADJUSTMENT ...

Page 57: ...tout patterns carry out the adjustment again When replacing the Main Board the adjustment should be made after performing the initial setting In this chapter the product names are called as follows L550 Series L550 L551 L555 Series L555 The table items and marks used in the Required Adjustment List provided on the following pages have the following meanings O indicates that the adjustment must be ...

Page 58: ...Remove Replace O Printhead Remove 1 Replace O Waste Ink Pad Assy Remove Replace Retard Roller Assy Remove Replace Scanner Unit Remove Replace Scanner Motor Remove Replace PS Unit Remove Replace PF Driven Pulley Assy Remove O Replace O PF Timing Belt Remove O Replace O EJ Roller Remove Replace Hopper Remove Replace Printout pattern How to judge See 3 3 1 Checking the Platen Gap p66 for the details ...

Page 59: ...Frame Base Replace O Table 3 1 Required Adjustment List Adjustment Type Mechanism adjustment Priority 1 2 3 Adjustment Item Checking the Platen Gap CR Belt tension check PF Belt tension check Purpose Check if the PG is within the standard Check the tension of the CR Timing Belt Check the tension of the PF Timing Belt Printout pattern How to judge See 3 3 1 Checking the Platen Gap p66 for the detai...

Page 60: ... replaced parts To measure and correct the electrical variation of the motor and the power supply board To measure and correct the electrical variation of the motor and the power supply board To measure and correct the electrical variation of the motor Part Name Tray Front Assy Remove Replace O Star Wheel Holder Assy Remove Replace O O Paper Guide Front Unit Remove Replace O O O O Printhead Remove...

Page 61: ...chieve higher print quality in band printing To align print start position at 0 digit side with that at 80 digit side in bidirectional band printing timing of firing ink droplet is adjusted through software control To reset the counter according to the replaced parts To measure and correct the electrical variation of the motor and the power supply board To measure and correct the electrical variat...

Page 62: ... paper feed accuracy to achieve higher print quality in band printing To align print start position at 0 digit side with that at 80 digit side in bidirectional band printing timing of firing ink droplet is adjusted through software control To reset the counter according to the replaced parts To measure and correct the electrical variation of the motor and the power supply board To measure and corr...

Page 63: ...igher print quality in band printing To align print start position at 0 digit side with that at 80 digit side in bidirectional band printing timing of firing ink droplet is adjusted through software control To reset the counter according to the replaced parts To measure and correct the electrical variation of the motor and the power supply board To measure and correct the electrical variation of t...

Page 64: ...rd and Power Supply Board to determine the correction value used for estimating the current values of the motors Risks if the adjustment is not correctly made The printer cannot measure the current value of motor correctly then the heat generation caused by motor drive cannot be estimated accurately either and which may results in trouble such as incorrect control of motors when allotting a cool d...

Page 65: ...n operate without any problem is applied the printer cannot control the drive of the motors correctly which may result in occurrence or generation of scanner fatal error vibration or noises Procedure 1 Select from the menu of the Adjustment Program and press the Perform button to measure the correction value 2 Turn off the printer and turn it back on After the Scanner Carriage is operated the corr...

Page 66: ...ified jigs according to this manual If the PG cannot fall within the standard range after performing the platen gap check described in this section first check if the unit is correctly reassembled following the instructions in this manual Even if the unit is correctly reassembled but the PG still cannot fall within the standard range replace the unit with a new refurbished one The standard range o...

Page 67: ...R Unit to both ends and confirm the CR Unit touches the thickness gauges 2 8 Move the CR Unit to the center and place the thickness gauges 2 0 mm on the position B shown in Figure 3 1 9 Pull the CR Timing Belt to move the CR Unit to both ends and confirm the CR Unit touches the thickness gauges 2 Note 1 If the CR Unit comes in contact with the thickness gauges the PG is smaller than the standard v...

Page 68: ...ck is complete Out of the standard range replace the unit with a new refurbished one Figure 3 2 Checking the CR Timing Belt Tension This printer is designed so that the each tension of the CR Timing Belt and PF Timing Belt fall within the expected range if you correctly reassemble the unit according to this manual However deformation of any related part s can cause improper tension of the belt In ...

Page 69: ...n of the belt three times 4 Check the average of the measured values falls within the standard range Within the standard range the PF Timing Belt tension check is complete Out of the standard range reinstall the PF Driven Pulley Assy PF Timing Belt p48 and then perform the PF Timing Belt Tension Check again Figure 3 3 Checking the PF Timing Belt Tension Perform the PF Belt tension check before ins...

Page 70: ...Confidential CHAPTER 4 MAINTENANCE ...

Page 71: ...determined based on the results of the internal evaluations Therefore refer to 4 2 Lubrication Points and Instructions p72 for the repairing procedures below and apply the specified type and amount of the grease to the specified part of the printer mechanism 4 2 Lubrication Points and Instructions p72 also provides information about whether or not the parts which require lubrication are supplied a...

Page 72: ... Type G 71 Application Amount 0 02 g Remarks Apply with injector then spread it all over the entire internal circumference of the bearing Scanner Unit Application Point Spread it all over internal circumference Part supply as ASP Yes Lubrication status when supplied as ASP Not lubricated Lubrication Point Shaft on the Bevel Gear Shaft 10 4 Type G 71 Application Amount Appropriate amount Remarks Ap...

Page 73: ...ply as ASP Supplied as the Scanner Unit Lubrication status when supplied as ASP Lubricated Lubrication Point Guide rail of the Scanner Housing Lower x6 Type G 45 Application Amount 0 03 g x 6 points Remarks Do not apply directly on the head of the Guide rail Apply with injector Be careful not to let grease flow over Keep the grease spreading procedures Origin position side Drive Gear side Guide ra...

Page 74: ...nt 1 Application Point Figure 4 10 Lubrication of the Frame Base 3 Part supply as ASP Supplied as Printer Mechanism Lubrication status when supplied as ASP Lubricated Lubrication Point Contact point x3 on the EJ Roller with the Frame Base Type G 71 Application Amount Appropriate amount Remarks Apply with injector Apply grease along the groove on the Frame Base Apply grease on the groove Apply grea...

Page 75: ...Application Amount Appropriate amount Remarks Apply with injector Check the lubrication condition and apply grease if necessary CR Driven Pulley Holder 2 Application Point 1 Application Point Figure 4 15 Lubrication of the LD Roller Assy Part supply as ASP Supplied as the LD Roller Shaft Lubrication status when supplied as ASP Not lubricated Lubrication Point Cam of the contact point with the Hopp...

Page 76: ...e Paper Back Lever Part supply as ASP Yes Lubrication status when supplied as ASP Not lubricated Lubrication Point Contact points x2 on the Paper Back Lever with the Frame Base Type G 71 Application Amount 0 06 g x 2 points Remarks Apply with injector Lubricate before attaching the part Paper Back Lever Application Point ...

Page 77: ...Confidential CHAPTER 5 APPENDIX ...

Page 78: ... of each model refer to Function List According to Models p34 Figure 5 1 Connector Diagram CN501 CN14 CN2 CN7 CN13 CN12 CN61 CN11 CN102 Printhead CIS PE Sensor CR Motor SCN Motor PF Motor USB CN3 CN2 CN4 PF Encoder CR Encoder WiFi Board AC in PS Board Main Board ADF Scanner Unit CN1 CN1 LCD Panel Board CN1 CR Unit Panel Unit Ethernet Board CN1 FAX Board CN8 Paper sensor ...

Page 79: ... tube becomes kink because the Porous Pad pushes the curved part of the tube as fig4 3 Attach the Porous Pad noting that Porous Pad covers all Ventilation holes of Ink Tank as fig3 Highland means that applied to the customer who is in the place where the altitude difference with service center is over 1 000m asl In case of the customer who is in less than 1000m asl Lowland is applied Item Highland...

Page 80: ...main body 1 Set the tube to become loose curved as much as possible Let the tube loose on the right hand as fig4 If curve of the tube is sharp it might make the tube kink as fig5 Key point when transporting products Never place the printer upright after filling ink otherwise ink may leak or the printer does not print correctly fig5 GOOD Loose BAD Sharp fig4 ...

Page 81: ...Unit to its home position 2 Pull the CR Timing Belt and move the CR Unit to the 80 digit side slightly so that the CR Unit can touch the side of the tip on the Change Lever 3 Attach the not folded end of strong tape on the bottom of the CR Unit 4 Attach the strong tape on to the Housing Right and secure the CR Unit Figure 5 3 Securing the CR Unit In order to prevent damaging the Change Lever the C...

Page 82: ...performed The Paper Support Paper Support Sub will be scratched and the abrasion powder will be produced due to the shock during transportation Preparation Prepare two pieces of strong tape Length 65 mm width 22 mm fold one end 5 2 mm Method Attach strong tape along the shapes of the Tank Assy as shown in Fig5 4 to Secure the Stacker Cover with strong tape x2 Figure 5 4 Securing the Paper Support ...

Page 83: ...mm Top Cover Prepare two pieces of strong tape length 65 mm width 22 mm fold one end 5 mm Method Ink Supply Tank Assy Attach strong tape along the shapes of the Tank Assy as shown in Fig 5 5 to Secure the Frame Base and Ink Supply Tank Assy with strong tape Top Cover Attach strong tape along the shapes of the Tank Assy as shown in Fig 5 5 to Secure the Ink Supply Tank Assy and Top Cover with stron...

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