Epson ET-M1100 Series, ET-M1120 Series, ET-M2110 Series, ET-M2120 Series printers Service Manual

For making printer adjustments and maintenance You can use Epson EcoTank M1100, M1140, M1170, M1180, M2100, M2140, M2170, M3140, M3170, M3180 (EPIL) Ver.1.0.2 Service Adjustment Program

Chapter 1 Operating Principles

1.1 Printer Mechanism Overview 

 1.1.1 Print Head 

 1.1.2 Carriage (CR) Mechanism 

 1.1.3 Paper Loading/Feed Mechanism 

 1.1.4 Ink System Mechanism 

 1.1.5 List of Motor and Sensor 

1.2 Scanner/ADF Overview (ET-M2120/M2120 Series, M2110 Series only) 

 1.2.1 Scanner Mechanism 

 1.3 Paper Loading/Feed Mechanism 

 1.3.1 Overview 

 1.3.1.1 Paper Loading Method 

 1.3.1.2 Paper Feed Path 

 1.3.2 Operating Principles 

 1.3.2.1 Drive Path 

 1.4 Ink System Mechanism 

 1.4.1 Overview 

 1.4.1.1 Mechanical Configuration 

 1.4.1.2 Cleaning 

 1.4.1.3 Controlling Waste Ink 

 1.4.2 Operating Principles 

 1.4.2.1 Drive Path 

 1.4.2.2 Operation of Each Mechanism 

Chapter 2 Troubleshooting

2.1 Troubleshooting 

2.1.1 Troubleshooting Workflow 

2.1.1.1 Workflow when the Power is ON (Printer) 

2.1.1.2 Workflow for Scanner Errors when the Power is ON 

2.1.1.3 Workflow for Errors when Printing Starts 

2.1.1.4 Error Indicators on the Printer 

2.2 Power-On Sequence 

2.3 Fatal Error Code List 

 2.3.1 Displaying the Fatal Error Code 

 2.3.2 Fatal Error Code 

2.3.2.1 ADF/Scanner 

 2.3.2.2 Printer (CR) 

 2.3.2.3 Printer (PF) 

 2.3.2.4 Printer (PE Sensor) 

 2.3.2.5 Printer (Power) 

 2.3.2.6 Printer (Head/CSIC) 

 2.3.2.7 Printer (Others) 

 2.3.2.8 System Error 

2.4 Service Support Mode (ET-M2120/M2120 Series, M2110 Series only) 

 2.4.1 Service Support Mode startup and operating procedure 

 2.4.2 Status Sheet Information 

Chapter 3 Disassembly/Assembly

3.1 Overview 

 3.1.1 Tools 

 3.1.2 Jigs 

 3.1.3 Locations of the Parts/Units 

 3.1.4 Standard Operation Time for Servicing the Product 

 3.1.5 Checks and Precautions before Disassembling 

3.1.5.1 Factors which Affect the Print Quality 

3.1.5.2 Minimizing Ink Leakage during Disassembly for Your Safety 

 3.2 Common Cautions on Disassembly/Reassembly 

 3.3 Disassembly/Reassembly Procedures 

3.3.1 Parts/Components Need to be Removed Before Disassembly/Reassembly 

3.3.2 Functional differences between models and component parts 

3.3.3 Disassembly Flowchart 

3.3.3.1 Disassembly/Reassembly Flowchart (ET-M1120/M1120 Series, ET- M1100/M1100 Series) 

 3.3.3.2 Disassembly/Reassembly Flowchart (ET-M2120/M2120 Series, M2110 Series) 

3.3.4 Repairing Major Components Disassembly/Assembly Procedure 

 3.3.4.1 Porous Pad Assy 

 3.3.4.2 Housing Right 

 3.3.4.3 Housing Left 

 3.3.4.4 SCN Unit (ET-M2120/M2120 Series, M2110 Series only) 

 3.3.4.5 Housing Upper Front 

 3.3.4.6 Housing Front 

 3.3.4.7 Print Head 

 3.3.4.8 Main Board 

 3.3.4.9 PGU Right Assy/PGU Center Assy 

 3.3.4.10 PGU Left Assy 

3.4 Detailed Disassembly/Reassembly Procedure for each Part/Unit 

 3.5 Routing FFCs/cables 

Chapter 4 Adjustment

4.1 Required Adjustments 

4.2 Adjustment Program 

 4.2.1 Operating Environment 

 4.2.2 Adjustment and Inspection List 

 4.2.3 Details of the Adjustment Program 

4.3 Mechanism Adjustment / Check 

 4.3.1 Checking the Platen Gap 

 4.3.1.1 Confirmation procedure 

Chapter 5 Maintenance

5.1 Cleaning 

 5.1.1 Cleaning the nozzle plate section of the Print Head 

 5.1.2 Cleaning the Exterior Parts/inside of the printer 

5.2 Lubrication 

 5.2.1 Lubrication Points and Instructions 

Chapter 6 Appendix

6.1 Connector Diagram 

6.2 Head Fuse 

6.3 Protection for Transportation 

6.3.2 Securing the Paper Cassette 

6.3.1 Securing the Printer Cover 

 6.3.3 Securing the Rear Unit 

 6.3.4 Securing the CR unit 

 6.3.5 Securing the SCN Unit (ET-M2120/M2120 Series, M2110 Series) 

 6.3.6 Securing the Paper Cassette (ET-M2120/M2120 Series, M2110 Series) 

 6.3.7 Securing the CR unit (ET-M2120/M2120 Series, M2110 Series) 

 6.3.8 Securing the Rear Unit (ET-M2120/M2120 Series, M2110 Series) 

 6.3.9 Securing the Stacker Assy (ET-M2120/M2120 Series, M2110 Series)