Introduction_ 32
Understanding the status LED
The color of the status LED indicates the machine's current status.
Check the message on the display screen. Follow the instructions in the message or refer to the troubleshooting chapter (see "Understanding display
messages" on page 145). If the problem persists, call for service.
Status
Description
Off • The machine is off-line.
• The machine is in power saver mode. When data is received, or any button is pressed, it switches to on-line automatically.
Green On The machine is on-line and can be used.
Blinking Fax The machine is sending or receiving faxes.
Copy The machine is copying documents.
Scan The machine is scanning documents.
Print • When the status LED slowly blinks, the machine is receiving data from the computer.
• When the status LED blinks rapidly, the machine is printing data.
Red On • The imaging unit is at the end of its lifespan. Remove the old imaging unit and install a new one.
• The toner cartridge life
a
is totally empty. Remove the old toner cartridge and install a new one.
• A paper jam has occurred (see "Clearing paper jams" on page 137).
• The door is open. Close the door.
• There is no paper in the tray. Load paper in the tray (see "Loading paper in the tray" on page 39).
• The machine has stopped due to a major error. Check the display message (see "Understanding display messages" on
page 145).
• The waste toner container is not installed in the machine, or the waste toner container is full (see "Replacing the waste toner
container" on page 132).
a.Estimated cartridge life means the expected or estimated toner cartridge life, which indicates the average capacity of print-outs and is designed pursuant to
ISO/IEC 19798. The number of pages may be affected by operating environment, printing interval, media type, and media size. Some amount of toner may
remain in the cartridge even when the red LED is on and the printer stops printing.
Blinking • A minor error has occurred and the machine is waiting for the error to be cleared. Check the display message
(see "Understanding display messages" on page 145). When the problem is cleared, the machine resumes its original task.
• The toner cartridge life
a
, imaging unit, or waste toner container is near the end of its life. Order a new toner cartridge, imaging
unit, or waste toner container. You can temporarily improve print quality by redistributing the toner.
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