INDICATORS AND DISPLAY MESSAGES
If one of the following indicators lights up or one of the following messages appears in the display, check the
meaning of the indicator or message in the following table and take appropriate action.
Paper required indicator
ORIGINAL SIZE indicator
PAPER SIZE indicator
[CH] appears in display
Letters and numbers appear
in the display
"FUL" appears in the display
When "Use close paper size" is disabled
Misfeed location indicator lights up at
the optional 2 x 250-sheet/250-sheet
paper feed unit
Service by an authorised SHARP service technician is
Developer is required. Contact your authorised service
Replacement of toner cartridge will be needed soon. Prepare a
• Toner cartridge must be replaced. Replace it with a new one.
• Toner is being fed.
The tray is out of paper. Load paper. It is also possible that the
tray is not inserted completely into the machine. Make sure it is
A paper misfeed has occurred. Remove the misfeed as
explained in "MISFEED REMOVAL".
The original is not placed in the correct orientation. Rotate the
original so that it is in the same orientation as the blinking
ORIGINAL SIZE indicator.
A blinking PAPER SIZE indicator means that the size of paper loaded
in the tray is different from the paper size setting for the tray. Change
the paper size setting.
To clear the display, do one of the following:
• Use the [PAPER SELECT] key (
• Open and close the tray.
• Press the [CLEAR ALL] key (
The front cover or the side cover is open. Close the front cover
or the side cover.
The toner cartridge is not installed correctly. Reinstall the toner
cartridge. If [CH] still blinks in the display after reinstalling the toner
cartridge, contact your authorised service representative.
Turn off the power switch, wait about 10 seconds, and then turn on
the switch again. If this does not clear the message, write down
the code (Main code and sub code exists.) that appears and then
unplug the power cord and contact your authorised service
representative. Tell your authorised service representative what
code appeared and the circumstances under which it appeared.
Data is being held in memory. Print the data or clear it from
Press the [PAPER SELECT] key (
tray and then press the [ON LINE] key (
begin. If you are selecting the bypass tray, load paper in the
The side cover of the 2 x 250-sheet/250-sheet paper feed unit
is open. Close the side cover.
Toner cartridge replacement
Cause and solution
) to change the tray selection.
) to manually select the
). Printing will