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Control panel light messages

Light status

Condition of the printer

Action

No action is needed.

To print a self-test page, press and release the GO button on the control panel.

The printer is receiving or processing data.

To turn off the manual feed mode, change the printer property setting.

• The page currently printing might be too complex for the printer memory. To continue printing, press and release the GO button. The printer might print a partial page, or the quality might be lower than normal.

• Lower the resolution. See the "Understanding print quality settings" section in the user guide.

• Add more memory. See the "Memory" section in the user guide.

The printer has an error. The door is open, the media is out, the toner cartridge is installed incorrectly, or the paper is jammed.

• Check that the toner cartridge door is completely closed.

• Load media into the correct input tray.

• Check that the toner cartridge is correctly installed in the printer.

• There is a paper jam.

• Check that the door and toner cartridge interlocks are operating correctly.

A printer initialization is taking place. If all lights blink for a half second or longer in a sequence:

• The printing is initializing.

• All previously sent print jobs are being deleted from the printer memory.

• A cleaning page is printing.

The printer has a fatal error. All lights are on.

• Turn the printer off and back on.

• Unplug the printer for 5 minutes, plug back in, and turn it on.

• If the printer still has an error, press the GO button, and see  "Fatal error secondary messages".

The printer has an accessory error. All lights are blinking.

Remove the DIMM and reseat it. If the printer still has an error, replace the DIMM.

Fatal error secondary messages

Engine error.

The formatter and engine are not communicating.

Unplug the printer and plug it back in.The formatter PCA or the ECU (Engine Control Unit) needs to be replaced.

Laser/scanner error.

The laser/scanner has a malfunction.

Fuser error.

The fuser has a malfunction.

• Unplug the printer and do not plug it back in for at least ten minutes.

• If the error persists, the fuser will need to be replaced.

Formatter internal RAM or ROM error.

The RAM or ROM has an error.

• Unplug the printer and plug it back in.

• Unplug the printer, remove any optional memory, and turn the printer back on.

• If the error persists, the formatter PCA will need to be replaced.

• Unplug the printer, remove and reattach the optional copier/scanner, and then plug the printer back in.

• If the error persists replace the optional copier/scanner.

• Unplug the printer, remove and reattach the optional copier/scanner, and then plug the printer back in.

• If the error persists replace the optional copier/scanner.

• Unplug the printer and plug it back in.

• Disconnect the I/O cable and print a self-test page. If the self-test is successful, reconnect the I/O cable.

• If the error persists,  the formatter PCA needs to be replaced.