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Understanding the control panel lights
Invalid engine code / Invalid network code
Network interface errors / Host interface disabled
Service error
Light sequence:
• Ready—On
• Error—On
What this light sequence means:
The engine code and/or the network code has not been
programmed or has been programmed but is invalid.
What you can do:
Download valid engine code to the internal print server.
Light sequence:
• Toner Low/Replace PC Kit—On
• Error—On
What this light sequence means:
The printer cannot establish communication with the network.
What you can do:
Press Continue to clear the message and continue printing.
(The current print job may not print correctly.)
Light sequence:
• Continue—Blinking
• Ready—Blinking
• Toner Low/Replace PC Kit—Blinking
• Load Paper—Blinking
• Paper Jam—Blinking
• Error—Blinking
What this light sequence means:
The printer has a service error and printing has stopped.
What you can do:
Turn the printer off and back on. If the lights are still blinking,
contact the place where you bought your printer.