Operation Manual

Understanding the status LED
93
4. Troubleshooting
LED Status Description
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Status
Off The machine is off-line.
Green
Blinking When the backlight blinks, the machine is receiving or printing data.
On • The machine is on-line and can be used.
Red
Blinking
• A minor error has occurred and the machine is waiting for the error to be cleared. For models that supports display screen on
the control panel, check the display message. When the problem is cleared, the machine resumes.
• Small amount of toner is left in the cartridge. The estimated cartridge life
a
of toner is close. Prepare a new cartridge for
replacement. You may temporarily increase the printing quality by redistributing the toner (see "Redistributing toner" on
page 60).
b
On
• A toner cartridge has almost reached its estimated cartridge life
a
. It is recommended to replace the toner cartridge (see
"Replacing the toner cartridge" on page 62).
• The cover is opened. Close the cover.
• There is no paper in the tray when receiving or printing data. Load paper in the tray.
• The machine has stopped due to a major error. Check the display message (see "Understanding display messages" on page
95).
• A paper jam has occurred (see "Clearing paper jams" on page 80).
• An imaging unit has almost reached it’s estimated cartridge life
c
. It is recommended to replace the toner cartridge.
() WPS
b
Blue
Blinking The machine is attempting to connect to a wireless network.
On
The machine is connected to a wireless network (see "Wireless network setup" on page 145).
Off The machine is disconnected from a wireless network.
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Power
Blue
On The machine is in power save mode.
Off The machine is in ready mode or machine’s power is off.