Epson B 1100 Service Manual
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WorkForce 1100/Epson Stylus Office T1110/B1100/T1100/Epson ME Office 1100 Revision C Troubleshooting Overview 41 Confidential Table 3-11. Troubleshooting of Fatal Error Occurrence TimingPhenomenon DetailFaulty Part/ Part NameCheck PointRemedy At power-on At power-on, the CR Motor does not operate at all.CR Motor 1. Check the CR Motor connector cable for damages. 1. Replace the CR Motor with a new one. 2. Check if the CR Motor operates normally. 2. Replace the CR Motor with a new one. 3. Check that the CR Motor connector cable is connected to the Main Board connector CN115.3. Connect the CR Motor connector cable to the Main Board connector CN115. CN115
WorkForce 1100/Epson Stylus Office T1110/B1100/T1100/Epson ME Office 1100 Revision C Troubleshooting Overview 42 Confidential At power-on The power-on sequence is executed but Fatal error is displayed.CR drive mechanism1. Check that the Carriage Shaft is lubricated with grease. 1. Wipe the surface of the Carriage Shaft with a dry, soft cloth, and lubricate the Carriage Shaft with grease G-71. Refer to Chapter 6 ? Maintenance ?. At power-on, the PF Motor does not operate at all.PF Motor 1. Check that the connector cable of the PF Motor is connected to the Main Board connector CN116.1. Connect the PF Motor connector cable to the Main Board connector CN116. 2. Check the PF Motor connector cable for damages. 2. Replace the PF Motor with a new one. 3. Check if the PF Motor operates normally.3. Replace the PF Motor with a new one. Table 3-11. Troubleshooting of Fatal Error Occurrence TimingPhenomenon DetailFaulty Part/ Part NameCheck PointRemedy Carriage Shaft CN116
WorkForce 1100/Epson Stylus Office T1110/B1100/T1100/Epson ME Office 1100 Revision C Troubleshooting Overview 43 Confidential At power-on At power-on, the APG Motor does not operate at all.APG Motor 1. Check that the connector cable of the APG Motor is connected to the Main Board connector CN118.1. Connect the APG Motor connector cable to the Main Board connector CN118. 2. Check the APG Motor connector cable for damage. 2. Replace the APG Assy with a new one. 3. Check if the APG Motor operates normally.3. Replace the APG Assy with a new one. At power-on, the Pump Motor does not operate at all.Pump Motor 1. Using a tester, check the resistance value of the Pump Motor. Value of resistance: 10.3 ± 10%1. If the resistance value is abnormal, replace the Ink System with a new one. 2. Check the Pump Motor connector cable for damages. 2. Replace the Ink System with a new one. 3. Check that the Pump Motor connector cable is connected to the Main Board connector CN117.3. Connect the Pump Motor connector cable to the Main Board connector CN117. 4. Check the Pump Motor connector cable for damages. 4. Replace the Ink System with a new one. Table 3-11. Troubleshooting of Fatal Error Occurrence TimingPhenomenon DetailFaulty Part/ Part NameCheck PointRemedy CN118 CN117
WorkForce 1100/Epson Stylus Office T1110/B1100/T1100/Epson ME Office 1100 Revision C Troubleshooting Overview 44 Confidential At power-on While the power-on sequence is being executed, Fatal error is displayed.APG Sensor 1. Check the APG Sensor connector cables is connected to the APG Sensor connectors. 2. Check if the connector cables of the APG Sensor is broken.1. Connect the APG Sensor connector cables to the APG Sensor connectors. 2. Replace the ASF Assy with a new ones. 3. Check the APG Sensors for damages. 3.Replace the APG Assy with a new one. Table 3-11. Troubleshooting of Fatal Error Occurrence TimingPhenomenon DetailFaulty Part/ Part NameCheck PointRemedy APG Sensors APG Sensor connector cables
WorkForce 1100/Epson Stylus Office T1110/B1100/T1100/Epson ME Office 1100 Revision C Troubleshooting Overview 45 Confidential At power-on While the power-on sequence is being executed, Fatal error is displayed.ASF Motor 1. Check that the connector cable of the ASF Motor is connected to the Relay connector.1. Connect the connector cable of the ASF Motor to the Relay connector. 2. Using a tester, check the resistance value of the ASF Motor. Value of resistance: 7.0 ±10%2. If the resistance value is abnormal, replace the ASF Motor with a new one. 3. Check the ASF Motor connector cable for damages. 3. Replace the ASF Motor with a new one. Relay connector cable1. Check that the Relay connector cable is connected to the Main Board connector CN119.1. Connect the Relay connector cable to the Main Board connector CN119. 2. Check the Relay connector cable for damages. 2. Replace the Relay connector cable with a new one. Table 3-11. Troubleshooting of Fatal Error Occurrence TimingPhenomenon DetailFaulty Part/ Part NameCheck PointRemedy Relay connector ASF Motor CN119
WorkForce 1100/Epson Stylus Office T1110/B1100/T1100/Epson ME Office 1100 Revision C Troubleshooting Overview 46 Confidential At power-on While the power-on sequence is being executed, Fatal error is displayed.Relay FFC 1. Check that the Relay FFC is connected to the Relay Board connector CN1 and Main Board connector CN5.1. Connect the Relay FFC to the Relay Board connector CN1 and Main Board connector CN5. 2. Check the Relay FFC for damages. 2. Replace the Relay FFC cable with a new one. At power-on, the Carriage Unit moves away from the home position and bumps against the right of the Frame, then hits the left of the Frame.CR Scale 1. Check that the CR Scale is inserted in the slit of the CR Encoder Sensor.1. Insert the CR Scale into the slit of the CR Encoder Sensor. 2. Check the CR Scale for damages and dirt. 2. Wipe off the dirt completely or replace the CR Scale with a new one. CR Encoder Sensor Board1. Check the CR Encoder Sensor for paper dust, etc. 1. Remove the paper dust, etc. from the CR Encoder Sensor. 2. Check the CR Encoder Sensor Board for damages.2. Replace the CR Encoder Sensor Board with a new one. Table 3-11. Troubleshooting of Fatal Error Occurrence TimingPhenomenon DetailFaulty Part/ Part NameCheck PointRemedy CN1 CN5 Relay FFC CR Scale CR Encoder Sensor Board
WorkForce 1100/Epson Stylus Office T1110/B1100/T1100/Epson ME Office 1100 Revision C Troubleshooting Overview 47 Confidential At power-on At power-on, the Carriage Unit moves away from the home position and bumps against the right of the Frame, then hits the left of the Frame.Sensor FFC 1. Check that the Sensor FFC is connected to the CR Encoder Sensor Board connector and Main Board connector CN9.1. Connect the Sensor FFC to the CR Encoder Sensor Board connector and Main Board connector CN9. 2. Check the Sensor FFC for damages. 2. Replace the Sensor FFC with a new one. At power-on, the PF Roller rotates fast about a half turn.PF Encoder Sensor Holder1. Check that the PF Encoder Sensor Holder is mounted correctly. 1. Install the PF Encoder Sensor Holder correctly. 2. Check that the FFC of the PF Encoder Sensor is securely connected to the PF Encoder Sensor Board connector and Relay Board connector CN6.2. Connect the PF Encoder Sensor FFC to the PF Encoder Sensor Board and Relay Board connector CN6. 3. Check the PF Encoder Sensor for paper dust, etc. 3. Remove the paper dust, etc. from the PF Encoder Sensor. 4. Check if the PF Encoder or the FFC is damaged. 4. Replace the PF Encoder with a new one. Table 3-11. Troubleshooting of Fatal Error Occurrence TimingPhenomenon DetailFaulty Part/ Part NameCheck PointRemedy CN9 CR Encoder Sensor Board connector CN6 PF Encoder Sensor Board connector
WorkForce 1100/Epson Stylus Office T1110/B1100/T1100/Epson ME Office 1100 Revision C Troubleshooting Overview 48 Confidential At power-on At power-on, the PF Roller rotates fast about a half turn.PF Scale 1. Check that the PF Scale is inserted in the slit of the PF Encoder Sensor.1. Install the PF Scale in the slit of the PF Encoder Sensor correctly. 2. Check the PF Scale for damages and dirt. 2. Replace the PF Scale with a new one. During printing After receiving a print data, an error is displayed on the LED and STM3.Head FFC Sensor FFC1. Check that the Head FFC and the Sensor FFC are securely connected to the Main Board connectors CN9, CN11, CN12, and CN13.1. Connect the Head FFC and the Sensor FFC to the Main Board connectors CN9, CN11, CN12, and CN13. Table 3-11. Troubleshooting of Fatal Error Occurrence TimingPhenomenon DetailFaulty Part/ Part NameCheck PointRemedy Slit PF Scale CN9, CN11, CN12, CN13
WorkForce 1100/Epson Stylus Office T1110/B1100/T1100/Epson ME Office 1100 Revision C Troubleshooting Overview 49 Confidential During printing After starting to print, ink is not ejected and paper stops midway.Relay Head FFC 1. Check that the Relay Head FFC is securely connected to the Main Board connectors CN11, CN12, and CN13. 2. Check that the Relay Head FFC is securely connected to the CR Relay Board connectors CN3 and CN4.1. Connect the Relay Head FFC to the Main Board connectors CN11, CN12, and CN13. 2. Connect the Relay Head FFC to the CR Relay Board connectors CN3 and CN4. 3. Check the Relay Head FFC for damages. 3. Replace the Relay Head FFC with a new one. Head FFC 1. Check that the Head FFC is securely connected to the CR Relay Board connectors CN1 and CN2. 2. Check that the Head FFC is securely connected to the Print Head connectors.1. Connect the Head FFC to the CR Relay Board connectors CN1 and CN2. 2. Connect the Head FFC to the Print Head connectors. 3. Check the Head FFC for damages. 3. Replace the Head FFC with a new one. Ink is not ejected from most nozzles.Print Head 1. Check for occurrence of Head Hot. 1. Replace the Print Head with a new one. Table 3-11. Troubleshooting of Fatal Error Occurrence TimingPhenomenon DetailFaulty Part/ Part NameCheck PointRemedy Relay Head FFC Head FFC Print Head connectorHead FFC
WorkForce 1100/Epson Stylus Office T1110/B1100/T1100/Epson ME Office 1100 Revision C Troubleshooting Overview 50 Confidential 3.1.2 Troubleshooting based on Observed Faults This section provides troubleshooting procedures based on observed faults such as print quality troubles and abnormal noise. Table 3-12. Print Quality Troubles Observed FaultsDetails of the FaultFaulty Part/ Part NameCheck PointRemedy Dot missing and mixed colorsInks are not ejected from the Print Head to the Cap.Ink System Unit (Cap)1. Check for foreign matter around the Seal Rubber on the Cap Unit.1. Remove the foreign matter around the Seal Rubber completely. 2. Check that the Extension Spring 1.19 IS is correctly installed to the Cap Unit.2. Replace the Ink System Unit with a new one. Although inks are ejected from the Print Head to the Cap, the trouble still occurs after executing a cleaning cycle or replacing the Ink Cartridges.Print Head 1. Run a Nozzle Check, and check the printed pattern if it has broken lines or missing segments.1. After running a Head Cleaning, check the Nozzle Check Pattern again. Extension Spring, 1.19 IS Seal Rubbers