WorkForce 1100/Epson Stylus Office T1110/B1100/T1100/Epson ME Office 1100 Revision A
Troubleshooting Overview 34
Confidential
Table 3-3. Troubleshooting of Printer Cover Open Error
Occurrence 
Timing
Phenomenon Detail
Faulty Part/
Part Name
Check Point Remedy
During printing A Printer Cover Open Error is 
indicated during printing.
Cover Open 
Sensor
1. Check that the Printer Cover is not open. 1. Close the Printer Cover.
2. Check that the connector cable of the Cover Open Sensor is 
connected to the Cover Open Sensor and connector CN4 on the 
Panel Board.
2. Connect the connector cable of the Cover Open 
Sensor to the Cover Open Sensor and 
connector CN4 on the Panel Board correctly.
3. Using a tester, check that the Cover Open Sensor is normal.
• Paper absent:0V
• Paper present:3.3V
3. Replace the Panel Unit with a new one.
Connector of the Cover 
Open Sensor
CN4
Panel Unit
                     高速行式打印机 http://www.lineprinter.com.cn/                      
_______________________________________________________________________________________ 
_______________________________________________________________________________________ 
打印机维修论坛 http://www.printerwhy.net/     打印机驱动下载 http://www.printerwhy.com/