Brother HL-2230 Service Manual page 39

Pressing one time
LED
All On for 0.5 seconds
:
LEDs Off for 0.5 seconds
Pressing two times
of the [Go] button of the [Go] button
High Voltage Failure
2-16
Type of error
High voltage
power supply
PCB ASSY failure
-
Main motor failure
Fuser fan failure
or Harness
connection failure
of T1 clutch
ASSY
-
Irregular power
supply detection
error
-
Refer
to:
4.8.4
4.9.3
4.9.2
4.8.5
Confidential