Epson B 1100 Service Manual

WorkForce 1100/Epson Stylus Office T1110/B1100/T1100/Epson ME Office 1100 Revision C
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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...

WorkForce 1100/Epson Stylus Office T1110/B1100/T1100/Epson ME Office 1100 Revision C
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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...

WorkForce 1100/Epson Stylus Office T1110/B1100/T1100/Epson ME Office 1100 Revision C
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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...

WorkForce 1100/Epson Stylus Office T1110/B1100/T1100/Epson ME Office 1100 Revision C
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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...

WorkForce 1100/Epson Stylus Office T1110/B1100/T1100/Epson ME Office 1100 Revision C
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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...

WorkForce 1100/Epson Stylus Office T1110/B1100/T1100/Epson ME Office 1100 Revision C
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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...

WorkForce 1100/Epson Stylus Office T1110/B1100/T1100/Epson ME Office 1100 Revision C
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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....

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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...

WorkForce 1100/Epson Stylus Office T1110/B1100/T1100/Epson ME Office 1100 Revision C
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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...

WorkForce 1100/Epson Stylus Office T1110/B1100/T1100/Epson ME Office 1100 Revision C
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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...