Kolatron
.ai
Maintenance Decision Support
Machine
S7-1200 CPU
S7-1200 Signal Module
S7-1200 IO-Link Master
Describe the fault — plain English or fault code
Run diagnosis
Try these examples
ERROR LED flashing red on CPU
CPU went to STOP unexpectedly during production
Wire break alarm on IO-Link port
All LEDs flashing at the same time
Type anything in plain English — fault code, what you see, what you hear. No training needed.