Brother HL-5150D - Manual (Page 82)

3 - 6 CONTROL PANEL
Table 1: LED indications while pressing Go and Job Cancel
Make a note of the indication and report the error status to your dealer or a Brother authorized service
representative by referring to the above table.
* 1 If this error occurs, turn the power switch off, wait a few seconds, and then turn it on again.
Leave the printer for 10 minutes with the power on. If the error occurs again, consult your dealer or
Brother authorized service representative.
LEDs Fixing unit
failure* 1
Laser unit
failure
Main motor
failure
Main PCB
failure
Engine PCB
failure
DIMM failure
Toner
Drum
Paper
Status
Make sure that the front cover is fully closed before you report a service call.