Epson EPL-6200 Reference Manual page 356

Service Required (controller error)
Control panel: All lights on
A controller error has been detected. Turn off the printer, wait 5
seconds and then turn it back on. If all the lights come on again,
turn off the printer, unplug the power cord, and contact a
qualified service representative.
Service Required (engine error)
Control panel: Data, Ready, and Error lights on
A print engine error has been detected. Turn off the printer, wait
5 seconds and then turn it back on. If the lights come on again,
turn off the printer, unplug the power cord, and contact a
qualified service representative.
Optional RAM Error
Control panel:
There is a problem with the optional memory module installed.
To continue using the printer, turn off the power and remove the
optional memory module. For a more permanent solution,
replace the memory module with a new one.
Cancel All Print Jobs
and Error lights on
~
Troubleshooting
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