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76
No input/output
Check the cables for
input and output.
Check if they are well
connected.
Secure the connection.
Check if 24V power
supply is normal or
not.
Check the voltage of
25-pin port between Pin
24 and Pin 25.
Check the switching power
supply.
Check the cables inside the system for any
loose connection.
Secure the connection.
Blank screen
Adjust "+" key and "-"
key at the upper right
corner of keyboard
for proper contrast
and check for any
screen display.
If yes, adjust the
contrast to normal
display.
Make readjustment.
If not, check the cables
for LCD for any loose
connection.
Secure the connection.
USB transmission
failure
USB disk is not compatible with the system. Try the USB disk of other
model or brand.
Incorrect format of USB disk
Reformat the USB disk to FAT
format.
Check the lamp
indicator of USB port
for any light.
Check the cables inside
the system for any
loose connection;
check the USB port for
any foreign material
and all the pins are in
normal condition.
Secure the connection and
remove foreign material from
the port.
The system
returns to the
main window after
machining
program is
started.
Replace the
machining program
and test running the
system; initialize the
system if any
parametric problem.
If the problem is gone, it
means that machining
program has bug.
Check the program.
The system can
only machine
Initialize the system if any parametric problem
Initialize the system
parameters.