Problems And Solutions; Indicator Lights; Command Error - Epson ES-800C User Manual

Problems and Solutions

The problems you may have while using the scanner often
involve the operation of your software and computer. Problems
fall in the following major categories:
Also see the documentation that came with your software,
computer, and printer for possible solutions.

Indicator lights

If an error occurs, the scanner stops operating and the READY
and ERROR lights show the type of error.
Error type

Command error

Interface error
Fatal error
Option error
Command error
The scanner received incorrect commands from your scanning
software.
4-2 Troubleshooting and Maintenance
READY
On
Off
Flashing
Off
ERROR
On
Flashing
Flashing
Off