Mitsubishi Electric MELFA CR750 Series User Manual page 456

Communications (Ethernet)
[Note] When using Ethernet with a CRn-500 series robot controller, the robot controller must have the optional
Ethernet card.
If you can not communicate with the robot controller using Ethernet, check the following.
Also, see "3. Communications (general)".
Check item or cause
What color is Communications Server 2?
Return Communications Server 2 to icon
status and check the color displayed for the
line state.
(1)
When Communications Server 2 is red (Ethernet)
If Communications Server 2 is displayed red with communications with the robot controller set to Ethernet,
check the following.
Check item or cause
In the communications settings for this
software, is the communications method set to
USB or RS-232?
(2)
When Communications Server 2 is green (Ethernet)
If Communications Server 2 is displayed green with communications with the robot controller set to
Ethernet, check the following.
Check item or cause
Are the robot controller's network settings
correct?
Is the robot controller's IP address set
correctly in the communications settings?
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Solution
The problem may be that the robot
controller is not connected correctly.
Red See the items in "(1) When
Communications Server 2 is red
(Ethernet)".
The problem may be that the robot
controller and the computer have different
communications settings.
Green
See the items in "(2) When
Communications Server 2 is green
(Ethernet)".
Yellow See "0Communications (general)".
Light blue
See "0Communications (general)".
Blue
Solution
Change the communications method to TCP/IP.
Solution
Make the computer's network settings.
Check that the IP address, gateway, subnet mask, and
other network settings are correct.
Check on the computer [Control Panel] – [Network
Settings].
* For details on the network settings, please consult
with your network administrator.
Correctly set the IP address of the robot controller
connected to.
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