Epson ES-1200C - Manual (Page 27)

Lights and Buttons
The scanner has three indicator lights and two buttons.
lights
button button
OPERATE light (green)
Comes on when the scanner is turned on.
READY light (green)
Comes on when the scanner is ready to scan images. This light
flickers during scanning. When an error occurs, it and the
ERROR light indicate the type of error.
ERROR light (red)
Indicates when an error occurs. Along with the READY light, it
indicates the type of error.
OPERATE button
Turns the scanner on and off.
RESET button
Resets the scanner after an error occurs. Pressing this button
during scanning stops the scanner and may cause an error in
the scanning software. This button may not work if two
computers are connected to the scanner, and the computer with
the bi-directional parallel interface is not turned on.
2-2 Scanner Basics