51
TROUBLESHOOTING
LED indicators. There are three LEDs on the control card. The table below describes them in detail.
State of LED indicators
Change in signal from each sensor
Laser beam error or water cooling
failure
LED 3 flashes once every 1
second1)
When copying/deleting a file or updating the system, the LED3 stops flashing. On this condition, you can press the
key to check whether the system is down.
SOFTWARE AND COMUNICATIONS TROUBLESHOOTING
NO. 1.1
Card fails
to
connect a
PC
1. Whether the
USB data cable is
connected
properly.
Plug and re-insert the
cable.
2. Whether the
communication
driver is installed
in the PC
properly.
3. Whether the
COM port is
“disabled” on the
computer.
Go to “Device Manager”
of the PC and Select the
required COM port,
right-click it and select
“Enable”.
4. Whether a
correct COM port
is connected with
the SmartCarve4.2
software.
Select the right COM
port.
5. Breakdown or
abnormal error
occurs during
Re-open the COM port
or re-open
SmartCarve4.2. If the