Troubleshooting steps
medium
SINUMERIK 840D sl
100001 – HMI communication fault
HMI communication error
Details
alarm
Error typeHMI communication
MeaningCommunication cable fault HMI fault
Typical causesCheck HMI communication cable verify HMI status
Solutionsmedium
Severity100000
Catalog references
System Information
SINUMERIK 840D sl100001
Utilities
Troubleshooting Steps
Other alarms
Other SINUMERIK 840D sl Alarms
22050 – Channel not ready
NC channel failed to initialize or is in error state
22051 – Channel initialization error
Channel failed to initialize during startup
22052 – Channel mode error
Channel mode conflict or invalid mode
25000 – Emergency stop active
Emergency stop button pressed or safety circuit activated
25050 – Axis hardware fault
Axis drive or motor detected a hardware fault condition
FAQ
Common questions
Which interface?
Check Ethernet or serial connection to HMI.
Community
Discussion & Experiences
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