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Troubleshooting
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Message List
<18 FEED ERROR>
Cause Paper of the size or type that cannot be fed from the multi-purpose tray or paper
cassette is specified.
Remedy 1 If a paper source is specified, press [Select Feeder], then set PAPER SOURCE
to AUTO.
Remedy 2 Press [Select Feeder], select a paper source from which paper of the specified
size or type can be fed, then load paper.
Remedy 3 Specify the settings for STD PAPER SIZE and STD PAPER TYPE in the
FEEDER MENU options in the SETUP menu to the size or type of paper that
can be loaded in the paper source.
Remedy 4 Press [Online], then print from the currently selected paper source. However,
this may result in deterioration in print quality.
<1G CHECK TONER> (Warning Message)
Cause The toner cartridge has reached the end of its life, or there is a possibility that a
toner cartridge whose life has once reached the end is installed.
Remedy 1 Check if there is any problem with the toner cartridge.
Remedy 2 If <9F CHECK TONER> appears and there is a problem with the print quality
even after applying the Remedy 1, remove the toner cartridge and replace it
with a new one. (See "Replacing the Toner Cartridge," on p. 6-2)
<1H CHK TNR CONN.> (Warning Message)
Cause There is a possibility that the toner cartridge is not installed properly.
Remedy 1 Remove the toner cartridge, then reinstall it properly.
Remedy 2 If <1H CHK TNR CONN.> appears and there is a problem with the print quality
even after applying the Remedy 1, remove the toner cartridge and replace it
with a new one. (See "Replacing the Toner Cartridge," on p. 6-2)
<23 DOWN.MEM.FULL> <Error Skip>
Cause The memory for registering overlay forms and custom characters has run out
and overflowed.
Remedy 1 The printer continues printing by pressing [Online]. However, the overflowed
data cannot be registered.
Remedy 2 Perform a soft reset using the RESET menu, increase the free space of RAM
using the following procedure, register the data again, and then print again.