When Other Messages Appear

Message	Cause	Solution
`“Clean the scanning glass. (Located next to the exposure glass.)”`	The scanning glass or guide plate of the ADF is dirty.	Clean the scanning glass or guide plate. See "Maintaining Your Machine", Maintenance and Specifications.
`“Following output tray is full. Remove paper.”`	The output tray is full.	Remove paper from the output tray to resume printing. If paper is delivered to the finisher shift tray and you want to prevent paper from falling off the tray, press the [Stop] key to suspend printing, and then remove the paper. Press [Continue] on the display panel to resume printing. When using the multi-folding unit, the number of sheets per paper stack depends on the paper type and fold type.
`“Internal cooling fan is active.”`	Large print runs will cause the machine's interior to heat up, triggering the cooling fan.	The fan will emit noise, but this is normal and the machine will be operable while the fan is running. The amount of paper that can be printed and the total operation time until the fan starts running depends on the temperature of the location at which the machine is installed.
`“Self checking...”`	The machine is performing image adjustment operations.	The machine may perform periodic maintenance during operations. The frequency and duration of maintenance depends on the humidity, temperature, and printing factors such as number of prints, paper size, and paper type. Wait for the machine to resume operation.