Koyo PLCs Troubleshooting & Procedures

Step-by-step procedures

• Koyo DirectLOGIC DL05/DL06 — CPU Errors & Battery — A Koyo DirectLOGIC DL05/DL06 that drops out of Run, blinks its CPU light, or won't power up is telling you exactly what's wrong through its indicators and special relays. Learn the PWR/RUN/CPU LEDs, the fatal-error behavior, and the battery and RAM-checksum flags.