2-22
Confidential
3.3.2 LED display when service call occurs
When a service call occurs, the four LEDs flash. Pressing the [Go] key allows you to identify 
the location of the problem based on the combination of the LED status: lit, flashing or unlit. 
Pressing the [Go] key again allows you to see detailed information. Follow the table below to 
identity the location of the problem and take appropriate measures.
LED Press [Go] once Press [Go] twice Type of problem
Error
codes
Refer
to:
Cannot detect the 
synchronized 
signal of the main 
motor. The speed 
of the main motor 
does not stabilize 
within the 
specified time.
0201 2-26
An error occurred 
in the high-
voltage power 
supply PCB 
ASSY when the 
machine was in 
the ready state.
0B02 2-32
A communication 
error occurred 
between the ASIC 
controlled by 
engine and the 
motor driver.
0600 2-31
An error occurred 
in the high-
voltage power 
supply PCB 
ASSY while 
operating.
0B01 2-32
Cannot detect the 
lock signal of the 
polygon motor for 
the laser unit 
(second time).
0300 2-27
Cannot detect the 
synchronized 
signal of the 
polygon motor for 
the laser unit 
(second time).
0401 2-27