IDEC PLCs Troubleshooting & Procedures

Step-by-step procedures

• IDEC FC6A MicroSmart — ERR LED & Error Codes — When an IDEC FC6A MicroSmart lights its ERR LED, the cause is stored as an error code you read and clear in WindLDR. Learn the common ones — watchdog timeout, program syntax, data link and corrupted ROM — and how to fix each rather than just clearing it.