Epson GT-30000 - Manual (Page 110)

104
Solving Problems
Error conditions
N = on, O = off, F = flashing
ERROR
light READY
light
Status
N N
Command error: The scanner has received incorrect
commands from your scanning software. Try rescanning
the document.
F O
Interface error: Check that your scanner is securely
connected to your computer, and then turn the scanner
off and back on again.
F F Fatal error: Check that the transportation lock is
released, and then turn the scanner off and on again. If
this doesn’t solve the problem, call your EPSON dealer.
O N
Option error: There’s a problem with an installed option.
Check to make sure the automatic document feeder is
flat against the document table. Check that your option
is securely connected to the Option connector at the
back of the scanner. Finally, check that the automatic
document feeder isn’t out of paper and doesn’t have a
paper jam. If these suggestions don’t solve the problem,
call your EPSON dealer.