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Status, Error, and Service Messages
121
Error Messages (Operator Call)
This message... means... do this...
COVER OPEN
DUPLEX
Duplex cover is open. Close the duplex cover.
COVER OPEN
FRONT
The printer’s front
cover is open.
Close the front cover.
COVER OPEN
SIDE
The printer’s right
side cover is open.
Close the right side
cover.
COVER OPEN
TRAY X
The right side cover
of Tray X (Tray 2 or
3) is open.
Close the right side
cover of the tray.
DRAWER OPEN
TRAY X
The tray X is not
installed, or not fully
inserted into Tray X
(Tray 1, 2, or 3).
Insert the tray into the
media feed unit.
DUPLEX UNIT
NOT ATTACHED
Duplex printing was
specified with the
printer driver, but the
duplex option is not
installed.
Stop the print job and
change the printer driver
setting. If necessary,
install the duplex option.
ERROR
MEMORY OVERFLOW
The printer has
received more data
than can be pro-
cessed with its inter-
nal memory.
Turn the printer off, and
then, after a few sec-
onds, turn it on again.
Decrease the amount of
data to be printed (for
example, by decreasing
the resolution), and then
try printing again.
If that doesn’t solve the
problem, install an
optional memory mod-
ule.
ERROR
VIDEO UNDERRUN
The amount of data to
be printed exceeds
the printer’s internal
data transmission
speed.
Turn the printer off, and
then, after a few sec-
onds, turn it on again.
Decrease the amount of
data to be printed (for
example, by decreasing
the resolution), and then
try printing again.