ZMC303 Hardware Manual Version1.3
22
The output does not work.
Check whether the IO is supplied normally;
The IO also needs supply.
Check whether the output number matches the ID of the IO
board.
The
Ethernet
can’t
be
connected.
Check whether the Ethernet light is on?
Whether direct connection was built between controller and
computer, but computer does not support automatic
crossing?
Check w
hether the controller IP address has been modified?
Check w
hether the IP address segment of computer is same
as that of controller?
Serial port on controller can
not be connected.
Check whether the serial port parameters have been
modified by the running program, you can check all the
current serial port configurations through instruction: ? *
SETCOM