Repair and disassembly guides for Epson printer. The company was founded in 1942 as Daiwa Kogyo, Ltd., but merged with another company in 1959 to create Suwa Seikosha Co., Ltd.
To detect an open cover, there is a switch sensor the printer monitors. Use the service manual and find that switch and resolve the problem. It is likely on the hinge or activated magnetically by the cover.
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