Applicable Systems
ThyssenKrupp Control System
Symptoms
TCM main control system internal fault detected
Possible Causes
- TCM board hardware failure
- software watchdog timeout
- EEPROM corruption
Troubleshooting Steps
- Step 1: Replace TCM board if hardware fault
Verify the fault is resolved after completing this step. - Step 2: re-flash firmware
Verify the fault is resolved after completing this step. - Step 3: check power supply stability
Verify the fault is resolved after completing this step.
How to Reset
Power cycle; if persistent, replace TCM board
Source: beijiaxin.cn; zhihu.com/p/577262471; renrendoc MC2-C manual
Category: Elevator