13487
USB: TNC does not support device
Heidenhain · NC Control
What does 13487 mean?
A USB device connected to the TNC (Heidenhain NC Control) is not supported. The TNC has specific requirements for connected USB devices, particularly regarding formatting.
Common Causes
- Connected an unsupported USB device to the TNC.
Repair Steps & Checklist
Click steps to track your progress.
- 1
Disconnect any unsupported USB devices from the TNC.
- 2
Ensure that any USB data media used is formatted either as VFAT (FAT32) or ISO 9660 (for CD-ROMs).
- 3
If a USB hub is connected, ensure it is a supported model; if the message recurs without any device changes, this indicates a potential internal issue.
- 4
If the message appears even when no device has been connected or disconnected, document the situation and specific TNC model for service agency review.
Verified technical data. Last updated: March 2026
Related Faults
Source: Heidenhain NC Control