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Light or button Color Description
8 Stop or cancel button
Red Use this to cancel a print job.
Understanding the printer control panel light sequences
The printer control panel lights can mean different things, depending on the light sequence. The lights can be on, off,
blinking, or blinking slowly, indicating a printer status, a warning, or an error. Some errors have the same light sequence.
The following table shows the appearances of the lights.
On Blinking Blinking slowly
If the printer control panel light sequence matches a light sequence in the following table, then see the message in the
same row.
Light sequence Message
Close front door
Replace imaging unit
Replace unsupported
toner cartridge
Replace unsupported
imaging unit
Toner cartridge, imaging
unit mismatch
Canceling print job
Learning about the printer 12