Brother TD-4550DNWB User Manual page 172

Power LED Roll LED
(Once for 3
seconds)
(Once for 1
second)
(Flashes (Flashes
rapidly) rapidly)
Related Information
• Troubleshooting
Status LED Condition
Security error
Roll end error
Feed error
Sleep mode
Switching to mass storage
mode
Data overwrite mode
The printer is in System
Off mode
Initialising mode
Mass storage error
Cutter error
(Twice for 2
seconds)
Print head undetected
error
USB host unsupported
device connection error
USB host HUB connection
error
USB host power supply
excessive voltage error
(Three times for 2
seconds)
The printer is in Boot
mode.
System error
(Flashes rapidly)
The Roll Compartment
Cover is open.
Action
Press any button besides a or b to
clear the error.
Press to clear the error.
Insert a roll that matches the paper
setting and has sufficient paper
remaining.
Press to clear the error.
Insert a roll that matches the paper
setting.
-
-
-
-
-
Press and hold to clear the
error.
Contact Brother customer service.
Contact Brother customer service.
Close the Roll Compartment Cover
until it locks into place.
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