Epson L210 Service Manual Download Page 35

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L350/L300/L355/L210/L110 Series

Revision B

Confidential

Disassembly/Reassembly

Flowchart 2-4. Disassembly Flowchart (4)

L350/L355/L210 Series:

(p 32)

L300/L110 Series:

(p 33)

Valve Lever

---

(p 45)

Cap Tank

---

Top Cover

---

(p 45)

Tube Valve

Holder Front

---

(p 45)

Left Cover

---

(p 46)

Tube Valve

Holder Rear

(p 45)

S16

Bottom Cover

---

(p 46)

S16

Right Cover

---

(p 46)

Valve Lever

(p35)

Cover Joint

---

Ink Supply Tank

(Magenta)

---

(p 45)

Ink Supply Tank

(Yellow)

---

(p 45)

Ink Supply Tank

(Cyan)

---

(p 45)

Ink Supply Tank

(Black)

---

(p 45)

Ink Supply Tank

Tube Assy

---

(p 46)

PF Scale

---

(p 44)

PF Timing Belt

---

(p 52)

PF Encoder

Sensor

---

(p 44)

(p 49)

PF Encoder FFC

PF Driven Pulley

Assy

(p 43)

(p 52)

S10

PF Grounding

Spring

---

(p 45)

L350/L355/L210 Series:

(p 32)

L300/L110 Series:

(p 33)

L355 Series specific parts/unit

L350/L355/L210 Series specific

parts/unit

L300/L110 Series specific

parts/unit

L210/L110 Series specific

parts/unit

Common parts/unit

Screw type/torque list

Symbol

Screw Type

Torque

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

1 kgf·cm

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

1 kgf·cm

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

1 kgf·cm

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

1 kgf·cm

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

0.5 kgf·cm

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

1 kgf·cm

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

1 kgf·cm

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

1 kgf·cm

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

1 kgf·cm

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

1 kgf·cm

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

0.5 kgf·cm

C.P SCREW 2.6x3 F/ZN-3C

0.5 kgf·cm

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

0.5 kgf·cm

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

0.5 kgf·cm

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

0.5 kgf·cm

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

1 kgf·cm

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

1 kgf·cm

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

0.5 kgf·cm

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

0.5 kgf·cm

S10

S11

S12

S13

S14

S15

S16

S17

S18

S19

Summary of Contents for L210

Page 1: ...SERVICE MANUAL CONFIDENTIAL Color Inkjet Printer L350 351 L300 301 L355 358 L210 211 L110 111 SEMF12 007 ...

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: ...p22 2 1 5 Checks and Precautions before Disassembling p25 2 2 Disassembly Reassembly Procedures p30 2 3 Detailed Disassembly Reassembly Procedure for each Part Unit p40 2 4 Routing FFCs cables p49 Chapter 3 3 1 Required Adjustments p53 3 3 1 Checking the Platen Gap p60 3 3 2 CR PF Belt Tension Check p62 Chapter 5 5 1 Connector Diagram p72 5 2 Points to be checked before packing the printer p73 5 3...

Page 7: ... 2 1 Disassembly Flowchart 31 2 2 2 Disassembly Flowchart Printhead Main Board 39 2 3 Detailed Disassembly Reassembly Procedure for each Part Unit 40 2 4 Routing FFCs cables 49 Chapter 3 Adjustment 3 1 Required Adjustments 53 3 2 Adjustment Program 58 3 2 1 Operating Environment 58 3 2 2 Details of the Adjustment Program 58 3 2 2 1 CR Motor Heat Protection Control PF Motor Heat Protection Control ...

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

Page 9: ...shooting workflow and fatal error information 1 1 1 Troubleshooting Workflow The following page describes the troubleshooting workflow Follow the flow when troubleshooting problems In this chapter the product names are called as follows L350 Series L350 L351 L300 Series L300 L301 L355 Series L355 L358 L210 Series L210 L211 L110 Series L110 L111 ...

Page 10: ...ength specified in the driver Major Occurrence Timing Paper loading timing Paper eject timing Troubleshooting PE Sensor Lever replacement PE Sensor replacement Main Board replacement Main Board replacement NOTE This error may occur in the manual duplex printing if the inverted sheet printed on the first side sticks to the second sheet when the first side printing is complete and the sheet is inver...

Page 11: ...ion 1 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 Sens...

Page 12: ...me position 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...

Page 13: ...ver failure 04H CR PID lock error CR Encoder failure contaminated detached scale Encoder Sensor failure CR Motor failure CR Unit drive mechanism overload paper jam foreign object insufficient grease deformation of the Main Frame Some part may be detached Paper Guide Upper Assy Cap Assy Cable disconnection Main Board failure Motor driver failure 08H CR load position reverse error CR Encoder failure...

Page 14: ...of the PF Timing Belt Improper tension of the PF Timing Belt Cable disconnection FCH PF load position error PF Encoder failure contaminated detached scale Encoder Sensor failure PF Motor failure PF drive mechanism overload paper jam foreign object Cable disconnection Motor drive time error D1H CR PID driving time error Main Board failure Firmware failure D2H CR load position driving time error Cha...

Page 15: ...d toothed area on the Scanner Housing Lower See Fig 1 1 Figure 1 1 Rack section Table 1 4 Fatal Error List Scanner Error code Error name Possible cause 10H Home position detection error CIS Module failure Scanner Housing Upper failure home seek pattern 1 is dirty Scanner Housing Lower failure the rack section 2 is damaged Scanner Motor failure Insufficient grease Foreign object FFC disconnection f...

Page 16: ...Confidential CHAPTER 2 DISASSEMBLY REASSEMBLY ...

Page 17: ...gs Note If performing the disassembling reassembling procedure is difficult using tweezers such as when reassembling Cap Lever Cap Assy p43 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 called as follows L350 Series L350 L...

Page 18: ...0 Series only 2 Tray Front Assy p32 6 Housing Right p36 L350 L355 L210 Series only 3 Frame Base Assy p34 7 Housing Left p32 L350 L355 L210 Series only 4 Panel Unit L355 Series p 34 Panel Board Assy p37 Panel Buttons p37 Panel Housing Upper Assy p37 Panel Housing Lower Assy p37 L350 L210 Series p 34 Panel Board Assy p37 Panel Buttons p37 Panel Housing Upper Assy p37 Panel Housing Lower Assy p37 8 S...

Page 19: ...34 8 PF Roller Unit p38 3 CR Timing Belt p38 9 Star Wheel Holder Assy p36 4 Printhead p32 10 Paper Guide Front Unit p32 5 CR Encoder Sensor p38 11 Paper Guide Upper Assy p38 6 Adapter p36 12 Adapter Cover p36 No Name No Name 1 LD Roller Cover p34 6 Cap Lever p36 2 LD Roller Assy p34 7 Cap Assy p36 3 Hopper p34 8 Porous Pad for Cap Assy p36 4 Retard Roller Assy p32 9 Pump Unit p38 5 Paper Back Leve...

Page 20: ...er Mechanism Rear No Name No Name 1 Wireless LAN Module p32 L355 Series only 5 PF Scale p35 2 EJ Roller p36 6 PF Encoder Sensor p35 3 PF Motor Assy p38 7 EJ Roller Gear p32 4 PF Timing Belt p35 No Name No Name 1 CR Motor p34 4 Waste Ink Pad Assy p32 2 Head FFC p38 5 PE Sensor Lever p34 3 Main Board p34 6 PS Unit p32 3 1 2 7 4 5 6 1 2 4 5 6 3 ...

Page 21: ...Name 1 Cover Joint p35 7 Tube Valve Holder Front p35 2 Top Cover p35 8 Ink Supply Tank Ink Supply Tank Cyan p35 Ink Supply Tank Magenta p35 Ink Supply Tank Yellow p35 Ink Supply Tank Black p35 3 Right Cover p35 4 Ink Supply Tank Tube Assy p35 5 Ink Supply Tube Assy p36 9 Bottom Cover p35 6 Tube Valve Holder Rear p35 10 Left Cover p35 7 6 4 2 3 8 9 10 1 5 ...

Page 22: ...per Support Assy 0 12 0 12 Tray Front Assy 0 13 1 31 1 44 Document Cover 0 10 0 10 Star Wheel Holder Assy 3 47 3 18 7 05 Paper Guide Front Unit 0 37 7 44 8 21 Holder Board 3 16 3 16 FFC Cover Outer 2 05 2 05 Print Head 4 54 17 39 22 33 Waste Ink Pad Assy 0 31 0 45 1 16 Paper Back Lever 1 41 1 41 Retard Roller Assy 1 49 0 47 2 36 Scanner Unit 1 46 2 52 4 36 Scanner Housing Upper 3 17 3 17 Scanner H...

Page 23: ...eUpper Assy 9 20 7 21 16 41 CR Unit 12 52 9 52 22 44 CR Timing Belt 12 31 0 40 13 11 CR Encoder Sensor 13 13 13 13 Head FFC 14 19 14 19 FFC Holder 13 51 13 51 Frame Base Assy 8 07 8 51 16 58 Pump Unit 9 53 9 53 PF Grounding Spring 10 12 10 12 Spur Gear 16 5 10 21 10 21 PF Roller Unit 13 11 5 51 19 02 PF Motor Assy 11 43 1 08 12 51 Frame Base 11 43 6 53 18 36 Tube Cover 0 22 0 22 Ink Supply Tank As...

Page 24: ...ver Joint 2 39 2 39 Ink Supply Tube Guide 1st 0 06 0 06 Ink Supply Tube Guide 2nd 3 25 3 25 Joint 2 20 2 20 Tube Pressing Plate 0 52 0 52 Ink Supply Tube Assy 2 11 2 11 Adapter 1 49 1 49 Tube Guide Sheet 1 39 1 39 Tube Guide Sheet Sub 0 30 0 30 Adapter Cover 0 37 0 37 Table 2 1 Standard Operation Time Parts Unit Time mm ss Replacement Adjustment inspection Total ...

Page 25: ...phere 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 Place the Ink Tank Assy Ink Supply Tank Assy Ink Supply Tank Assy Ink Supply Tank Assy Venti...

Page 26: ...reassembly flowchart See 2 2 Disassembly Reassembly Procedures p30 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 w Valv...

Page 27: ... 2 11 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 w Valve Assy some ink will spill from both ends of the tube even the Valve Lever is closed When r...

Page 28: ...arging procedure 1 Remove the Housing Rear Scanner Unit Housing Left Hinge Housing Right 2 With the choke value closed p 27 place the Ink Supply Tank Assy on a place where its bottom is higher than the top of the Printhead 3 Prepare a container for ink to discharge then disconnect the Ink Supply Tube from the joint and put its tip into the container for the ink 4 Open the choke valve to discharge ...

Page 29: ...Tube of the same color back to the joint Figure 2 13 Discharging Ink 2 10 Repeat Step 3 to Step 10 for all ink tanks to discharge all ink in the Ink Supply Tank It is recommended that the ink in the Ink Supply Tank should be discharged completely before proceeding to disassembling reassembling After all the reassembling work is complete the discharged ink of each color should be refilled back to t...

Page 30: ...ge in blue 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 p25 Indicates necessary check items in the disassembling assembling procedure Indicate...

Page 31: ...0 L110 Series Orange Table 2 2 Function List According to Models Item L350 Series L355 Series L210 Series L300 Series L110 Series Scanner O O O Panel Movable type O Locked type O O Button type O O Wireless LAN O Low cost parts O O Disassembly Flowchart Start Position p 32 p 32 p 32 p 33 p 33 Table 2 3 Components According to Functions Item Specification Scanner The shape and unit of components bel...

Page 32: ...4 S5 S6 S7 S8 S9 S10 S11 S12 S13 S14 S15 S16 S17 S18 S19 A Housing Rear 1 4 p 40 S4 2 Paper Support Assy 2 p 34 p 36 Waste Ink Pad Assy 1 2 p 40 p 52 S4 Paper Back Lever 2 p 64 Retard Roller Assy 2 p 52 FFC Holder MB 1 2 S7 Wireless LAN Module 2 p 42 S5 PS Unit 2 p 40 p 50 p 52 EJ Roller Gear p 42 p 64 Scanner FFC CN11 Ferrite core Extension Spring x2 3 p 36 FFC Holder 1 p 50 Panel FFC 1 C p 35 FF...

Page 33: ...Series specific parts unit L210 L110 Series specific parts unit Common parts unit Housing Front p33 PF Motor Cover p33 Cap Assy 3 p 43 Screw type torque list Symbol Screw Type Torque C B P TITE SCREW 2 5x8 F ZN 3C 3 1 kgf cm C B P TITE SCREW 2x8 F ZN 3C 4 1 kgf cm C B P TITE SCREW 3x10 F ZN 3C 5 1 kgf cm C B P TITE SCREW 3x10 F ZN 3C 6 1 kgf cm C B S TITE SCREW 3x6 F ZN 3C 4 0 5 kgf cm C B S TITE ...

Page 34: ...nit or the Head FFC is removed from the Main Frame Assy remove the following parts before removing the Main Frame Assy FFC Cover Outer Holder Board Printhead CR Scale 2 p 40 LD Roller Cover 1 1 S4 CR Timing Belt 5 6 p 37 Frame Base Assy p 52 CR Motor 2 p 50 p 52 S12 Extension Spring LD Roller Cover p34 Panel Unit 4 p 41 p 49 p 64 Panel Unit 2 4 p 41 p 49 S4 L355 Series specific parts unit L350 L35...

Page 35: ...55 L210 Seriesspecific parts unit L300 L110 Series specific parts unit L210 L110 Series specific parts unit Common parts unit Screw type torque list Symbol Screw Type Torque C B P TITE SCREW 2 5x8 F ZN 3C 3 1 kgf cm C B P TITE SCREW 2x8 F ZN 3C 4 1 kgf cm C B P TITE SCREW 3x10 F ZN 3C 5 1 kgf cm C B P TITE SCREW 3x10 F ZN 3C 6 1 kgf cm C B S TITE SCREW 3x6 F ZN 3C 4 0 5 kgf cm C B S TITE SCREW 3x6...

Page 36: ...heel Holder Assy 2 p 52 Housing Left p32 EJ Roller Gear p32 Tube Pressing Plate p36 Ink Supply Tube Guide 1st p36 L355 Series specific parts unit L350 L355 L210Seriesspecific parts unit L300 L110 Series specific parts unit L210 L110 Series specific parts unit Common parts unit Screw type torque list Symbol Screw Type Torque C B P TITE SCREW 2 5x8 F ZN 3C 3 1 kgf cm C B P TITE SCREW 2x8 F ZN 3C 4 1...

Page 37: ...ic parts unit Common parts unit Ster Wheel Holder Assy 2 p 52 EJ Roller Gear p33 EJ Roller 6 p 52 p 64 Printhead 3 p 43 p 52 S11 Holder Board 2 Head FFC CR Encoder FFC Adapter 1 p 47 FFC Cover Outer p33 Screw type torque list Symbol Screw Type Torque C B P TITE SCREW 2 5x8 F ZN 3C 3 1 kgf cm C B P TITE SCREW 2x8 F ZN 3C 4 1 kgf cm C B P TITE SCREW 3x10 F ZN 3C 5 1 kgf cm C B P TITE SCREW 3x10 F ZN...

Page 38: ...c parts unit L300 L110 Series specific parts unit L210 L110 Series specific parts unit Common parts unit Screw type torque list Symbol Screw Type Torque C B P TITE SCREW 2 5x8 F ZN 3C 3 1 kgf cm C B P TITE SCREW 2x8 F ZN 3C 4 1 kgf cm C B P TITE SCREW 3x10 F ZN 3C 5 1 kgf cm C B P TITE SCREW 3x10 F ZN 3C 6 1 kgf cm C B S TITE SCREW 3x6 F ZN 3C 4 0 5 kgf cm C B S TITE SCREW 3x6 F ZN 3C 6 1 kgf cm C...

Page 39: ...specific parts unit Common parts unit Ink Supply Tube Assy Adapter Cover 1 6 S17 Holder Board 2 CR Encoder FFC Printhead 3 p 43 p 52 S11 FFC Cover Outer 1 p 42 Head FFC Adapter 1 p 47 L300 L110 Series Housing Upper Assy 4 3 p 48 S5 FFC Cover Outer 1 p 42 Printhead 3 p 43 p 52 S11 CR Encoder FFC Housing Upper Assy 4 3 p 48 S5 Housing Front 3 2 S6 Paper Support Assy 2 Hopper 2 p 52 PF Motor Cover 2 ...

Page 40: ... Housing Rear while avoiding the Hopper and Scanner Unit C B P TITE SCREW 3x10 F ZN 3C 6 1 kgf cm Step 2 Section B Section A Section C Step 3 4 Section D Step 1 Housing Rear Dowel Rib Housing Rear The section enclosed in red dotted line may be interfered with the Hopper or the Scanner Unit Housing Right Housing Left CR Scale Attach the CR Scale to the hook on the left of the Main Frame with the bl...

Page 41: ...nit Panel Housing Upper Assy Panel Housing Lower Assy C B P TITE SCREW 3x10 F ZN 3C 6 1 kgf cm Back Panel Unit Panel Unit L350 L210 Series When removing the Panel Unit follow the procedure below 1 Remove the two screws that secure the Panel Unit 2 Pull out the shaft on the both ends of the Panel Unit from the holes of the Frame Base 3 While pressing the right and left tabs on the rear of the Panel...

Page 42: ...ear 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 LD Roller Assy 2 If each part shown above comes off when removing the LD Roller Assy attach them back in place as shown in the figure above LD Roller LD Roller Shaft Extension Spring Clutch ...

Page 43: ...n installing the Cap Lever Cap Assy follow the procedure below 1 Attach the Cap Lever to the Frame Base and attach one end of the Extension Spring 0 65 to the hook of the Frame Base 2 Connect the tube of the Pump Unit to the joint on the bottom of the Cap Assy Then viewing from the side confirm the marking 10 1 mm from the tube end on the tube is covered by the Cap Slider 3 Insert the shaft A of t...

Page 44: ...roperly and the paper feed accuracy may be reduced When installing the PF Scale to the PF Roller press the PF Scale into the PF Roller vertically After installing the PF Encoder Sensor confirm the PF Scale does not touch the PF Encoder Sensor PF Scale PF Encoder Sensor PF Roller PF Encoder Sensor PF Scale PF Roller CR Driven Pulley Assy CR Timing Belt L350 L355 L300 Series When installing the CR D...

Page 45: ...ow the procedure below when removing the Valve Lever 1 Remove the Ink Supply Tank Assy from the printer 2 Insert a flathead precision screwdriver or the like into the gap between the Right Cover and the Tube Valve Holder Rear to release the hook of the Valve Lever and then remove the Valve Lever Flathead precision screwdriver Ink Supply Tank Assy Right Cover Tube Valve Holder Rear Valve Lever Hook...

Page 46: ...C B P TITE SCREW 3x6 F ZN 3C 4 1 kg fcm Right Cover Ink Supply Tank Tube Assy When connecting the Ink Supply Tank Tube to the Ink Supply Tank confirm the color indicated on the film of the Ink Supply Tank and take care not to connect them with wrong joints When connecting the Ink Supply Tank Tube to the Ink Supply Tank insert the tubes to the full and make sure the gaps between the end of tubes an...

Page 47: ...le Tube Guide Sheet Sub Adapter Ink Supply Tube Align markings with edge of grooves CR Unit Grooves Step 6 NG 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 Guide Sheet Tube Guide Sheet Sub Refer the figure above and follow the procedure below when attaching the Tube Guide Sheet Sub to the Tub...

Page 48: ...ay Front Assy and Tray Front Rail Left Tray Front Rail Right together and release the ribs x1 each of the Tray Front Rail Left Tray Front Rail Right from the grooves of the Frame Base 4 While releasing section A on the Tray Front Rail Left Tray Front Rail Right from section B on the Frame Base remove the Tray Front Assy and Tray Front Rail Left Tray Front Rail Right together C B P TITE SCREW 3x10 ...

Page 49: ...in Board as shown in the figure above CR Motor cable CN12 CR Encoder FFC CN61 Head FFC CN102 Main Board CN12 CN102 Head FFC CR Encoder FFC CN61 CR Motor cable PF Encoder Sensor Route the PF Encoder FFC through the ribs x2 of the Main Frame and connect it to the connector CN7 on the Main Board and then secure it with double sided tape x2 on the positions shown in the figure above Left side of print...

Page 50: ...above Hole Rib PS Unit cable Bottom of Frame Base PS Unit cable Ferrite core Frame Base CR Motor Route the CR Motor cable as follows before installing the Shield Plate 1 Route the CR Motor cable black around the rib A of the Frame Base two turns 2 Route the CR Motor cable red through the rib B of the Frame Base and then route it through the rib A taking care not to let the CR Motor cable red come ...

Page 51: ...h the ribs x5 on the bottom of the Scanner Carriage taking care not to damage the FFC 4 Connect the Scanner FFC to the Relay Board and CIS Module as shown above Connector of CIS Module Bottom of Scanner Carriage Connector of Relay Board Hole Scanner FFC Scanner Carriage Rib Double sided tape PF Motor Route the PF Motor cable as follows 1 Pull out the PF Motor cable from the hole of the Frame Base ...

Page 52: ...Confidential CHAPTER 3 ADJUSTMENT ...

Page 53: ...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 L350 Series L350 L351 L300 Series L300 L301 L355 Series L355 L358 L210 Series L210 L211 L110 Series L110 L111 The table items and marks used in the Required Adjustment List provided on the following pages have the following meanin...

Page 54: ...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 PaperGuide Front Unit Remove Replace O O O O Printhead Remove 1 O O Replace O O O O O O O O Waste Ink...

Page 55: ...r feed accuracy to achieve higher print quality To correct variations in paper feed accuracy to achieve higher print quality in band printing To reset the counter or set it to its maximum 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 the motor and the power supply board To m...

Page 56: ...tions in paper feed accuracy to achieve higher print quality To correct variations in paper feed accuracy to achieve higher print quality in band printing To reset the counter or set it to its maximum 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 the motor and the power supp...

Page 57: ...riations in paper feed accuracy to achieve higher print quality To correct variations in paper feed accuracy to achieve higher print quality in band printing To reset the counter or set it to its maximum 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 the motor and the power s...

Page 58: ...in Board 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 ...

Page 59: ...iage can 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 t...

Page 60: ...pson specified 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 standar...

Page 61: ... Belt to move the CR 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 ...

Page 62: ...s 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 such...

Page 63: ...nd measure the tension 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 p43 and then perform the PF Timing Belt Tension Check again Figure 3 3 Checking the PF Timing Belt Tension Perform the PF Belt ten...

Page 64: ...Confidential CHAPTER 4 MAINTENANCE ...

Page 65: ...rts are determined based on the results of the internal evaluations Therefore refer to 4 2 Lubrication Points and Instructions p66 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 p66 also provides information about whether or not the parts which require lubrication are su...

Page 66: ...oint Contact points x2 on the Frame Base with the Panel Assy Type G 74 Application Amount Appropriate amount Remarks Apply with flux dispenser Stir G 74 before use Apply grease inside the rail section Apply grease inside the rail section Application Point Frame Base Figure 4 3 Lubrication of the Frame Base 3 Part supply as ASP None Lubrication status when supplied as ASP Lubrication Point 1 Contac...

Page 67: ...point with the Hopper 2 Cam of the LD Roller Assy contact point with the Paper Back Lever Type G 71 Application Amount Circumference of each cam 0 05 g each Remarks Apply with injector Lubricate before attaching the part LD Roller Assy 2 Application Point 1 Application Point Part supply as ASP Yes Lubrication status when supplied as ASP Not lubricated Lubrication Point Contact point x1 on the shaf...

Page 68: ...R Driven Pulley Holder 2 Application Point 1 Application Point Part supply as ASP None Lubrication status when supplied as ASP Lubrication Point 1 Shaft hole of the Driven Pulley 2 CR Driven Pulley Shaft Type G 71 Application Amount Appropriate amount Remarks Apply with injector 2 Application Point 1 Application Point CR Driven Pulley CR Driven Pulley Shaft Figure 4 13 Lubrication of the Main Fram...

Page 69: ...4 16 Lubrication of the Scanner Carriage 2 Part supply as ASP Supplied as the Scanner Unit Lubrication status when supplied as ASP Lubricated Lubrication Point On inner wall surfaces x4 on the groove of the Scanner Carriage Type G 45 Application Amount 0 01 g x 4 points Remarks Using injector apply grease on inner wall surfaces x4 on the groove shown in the enlarged figure Be careful not to let gr...

Page 70: ...ar sections x2 on the Pinion Gear of the Scanner Motor 2 Shaft hole of the Combination Gear 14 4 10 8 3 Shaft hole of the Combination Gear 13 8 9 66 Type G 45 Application Amount 1 0 01 g x 2 points 2 3 0 01 g Remarks 1 Apply with injector 2 3 After applying with injector spread it over the entire inner surface the shaft hole shown in the figure Be careful not to let grease flow over Scanner Motor ...

Page 71: ...Confidential CHAPTER 5 APPENDIX ...

Page 72: ...t names are called as follows L350 Series L350 L351 L300 Series L300 L301 L355 Series L355 L358 L210 Series L210 L211 L110 Series L110 L111 CN501 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 Scanner Unit CN1 CN1 Panel Board CN1 CR Unit Panel Unit L350 L355 L210 series L355 series L350 L3...

Page 73: ...lease holes of the Ink Supply Tank Assy Figure 5 2 Attaching the Air Release Hole Caps The Valve Lever is on the position shown below the Choke Valve is closed See Figure 2 10 All the caps of the Ink Supply Tank Assy are securely closed The hooks x2 of the Ink Supply Tank Assy are securely engaged with the Housing Right The opened ink bottle is not included in the box Ink Supply Tank Assy Air Rele...

Page 74: ...can touch the side of the tip on the Change Lever 3 Attach the folded end of strong tape on the Housing Right The point of the tape 125 mm from the folded end should be aligned with the corner of the Housing Right then 4 Attach the unfolded end of strong tape to the side of the CR Unit and secure the CR Unit Figure 5 3 Securing the CR Unit In order to prevent damaging the Change Lever the CR Unit ...

Page 75: ...d The Paper Support Assy will be scratched and the abrasion powder will be produced due to the shock during transportation Preparation Prepare two pieces of strong tape length 85 mm width 22 mm fold one end 5 mm Method Attach strong tape on both sides of the Paper Support Assy and secure the Paper Support Assy to the Housing Right Housing Left Figure 5 4 Securing the Paper Support Assy Rear Folded...

Page 76: ...g tape length 80 mm width 22 mm fold one end 5 mm Top Cover Prepare two pieces of strong tape length 55 mm width 22 mm fold one end 5 mm Method Ink Supply Tank Assy Align the unfolded end of strong tape x3 with the edge of the Housing Right and attach the tape along the shape of the Housing Right Ink Supply Tank Assy through the openings between the Air Release Hole Caps Top Cover Secure both side...

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Epson L210, Service Manual

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