User`s manual

4-1
4
Troubleshooting Guide
4. Troubleshooting Guide
4. Troubleshooting guide
4.1 If failed to connect to the robot driver
If the PC cannot connect to the robot driver, check the following possible causes and
correct the problem.
Possible cause Action
A wrong connector is used for
connecting the robot driver to the PC.
Check the connector and use a correct
connector.
The connection cable is not securely
connected or in poor contact.
Check the cable connection and
securely connect the cable.
The robot driver and PC baud rates do
not match.
Check the baud rate, etc. Correct the
PC or robot driver settings as needed.
The RS-232C port (COM) setting
is incorrect. (Check the COM port
number by opening the "Control Panel"
– "Device Manager".)
Check the COM port setting on the
PC, and then set the correct COM
port number in the "Communication
format setting" dialog box on the TOP
software.
4.2 If failed to write parameters
If the above message appears, click the [OK] button and then check the following
possible causes to correct the problem.
Possible cause Action
An attempt was made to change a
write-prohibited parameter during
operation with the SON terminal turned
on.
Turn off the SON terminal and write
the parameter.
An attempt was made to write
parameter data that was outside the
allowable range.
Write parameter data that is within the
allowable range.