Canon Laser Shot LBP5970 User Manual page 420

<14 CHK TNR/COVER>
Cause 1 The toner cartridge of Y (Yellow), M (Magenta), C (Cyan), or K (Black) is not
installed or installed improperly.
Remedy Install the toner cartridge properly. (See "Replacing Toner Cartridges," on p.
6-2)
Cause 2 The toner cover is open.
Remedy Close the toner cover firmly.
IMPORTANT
If you cannot close the toner cover, check if the toner cartridges are installed properly. If
you try to close the toner cover forcefully, this may result in damage to the printer or toner
cartridges.
<16 PREP."color" TNR>
Cause The toner cartridge of K (Black), Y (Yellow), M (Magenta), or C (Cyan) is
nearing the end of its life.
Remedy Although you can continue to print for a while, have ready a new toner cartridge.
Replace the toner cartridge of the indicated color with a new one before printing
a large amount of data. After replacing the toner cartridge, reset the counter of
the color of the replaced toner cartridge. (See "Replacing Toner Cartridges," on
p. 6-2)
<16 CHG."color" TNR>
Cause The toner cartridge of K (Black), Y (Yellow), M (Magenta), or C (Cyan) has
reached the end of its life.
Remedy Press [Online]. Although you can continue to print for a while, have ready a new
toner cartridge. Replace the toner cartridge of the indicated color with a new
one before printing a large amount of data. After replacing the toner cartridge,
reset the counter of the color of the replaced toner cartridge. (See "Replacing
Toner Cartridges," on p. 6-2)
<18 FEED ERROR>
Cause Paper of the size or type that cannot be fed from the multi-purpose tray or
paper cassettes is specified.
Remedy 1 If a paper source is specified, press [Feeder Selection], then set PAPER
SOURCE to AUTO.
(Warning Message)
Message List 7-25
7