Brother MFC-9450CDN User Manual page 23

LED Machine Status
Service error
Red
Cover open
Toner life end
Red
Paper error
Scan lock
Out of memory
Others
Note
When the power switch is off or the machine is in sleep mode, the LED is off.
Description
Follow the steps below.
1. Turn off the power switch.
2. Wait a few seconds, and then turn it back on and try to print
again.
If you cannot clear the error and you see the same service call
indication after turning the machine back on, please call
Brother Customer Service. (See Brother numbers on page i.)
The front cover or back cover is open. Close the cover.
Replace the toner cartridge with a new one.
Put paper in the tray or clear the paper jam. Check the LCD
message.
Check that the scanner lock lever is released.
Memory is full.
Check the LCD message.
General information
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