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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.
An error occurred
in the high-
voltage power
supply PCB
ASSY when the
machine was in
the ready state.
A communication
error occurred
between the ASIC
controlled by
engine and the
motor driver.
An error occurred
in the high-
voltage power
supply PCB
ASSY while
operating.
Cannot detect the
lock signal of the
polygon motor for
the laser unit
(second time).
Cannot detect the
synchronized
signal of the
polygon motor for
the laser unit
(second time).