Seiko Instruments SII Black-and-White Raster Plotter LP-1020 - Manual (Page 249)

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▼Error log
Chapter 14 Troubleshooting
Error Log Classification Table
Message Classification Description Measure
E xxxxxxxx
(Error) Service call error An unrecoverable error
needs a service person's
intervention. If the device does not recover
from this error after turning the
power off and on, please notify
your dealer or our service
center of the displayed error
message and error condition.
O xxxxxxxx
(Operator Call) Operator call An error that the
operator can fix. Remove the cause to restore
the device to its noraml state.
Take measures according to
the guidance message
displayed on the control panel.
W xxxxxxxx
(Warning) Warning A consumable almost
used up, or problems in
the environment, settings,
or data was detected. Remove the cause of each
failure.