27 Troubleshooting
Cause:
• The character code used in the commands is incorrect.
• Unsupported characters are used in the readout strings.
Remedy:
• “Shift JIS”, “GB 2312” and “Latin-1” cannot be used together.
• Check the setting for “Encoding for non-ASCII characters” in the
“System settings”.
• Check if characters in the readout strings can be encoded with ASCII
code or the character code specified in “Encoding for non-ASCII
characters”.
27.9 Linking of image processing devices
Common problems include the connection of the imagechecker or code reader, the
workpiece position, or the inspection conditions.
Linking of an imagechecker and/or a code reader fails
Cause:
The connection with the imagechecker or code reader is inadequate.
Remedy:
Check the connections to external devices for faulty or loose contacts.
For details, refer to the “Setup and Maintenance Guide”.
Cause:
The communication settings are incorrect.
Remedy:
Check the communication settings. A change of this setting will take
effect only after restarting the laser marking system.
Cause:
The LAN cable is connected to the wrong port (EtherNet/IP or
PROFINET).
Remedy:
Connect the cable to the port marked “LAN” on the rear of the controller.
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