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error Sobo
Error Code E6
Communication failure between units or internal system malfunction.
? What Causes This
Issues with the communication line(s) connecting subcomponents inside the appliance.
✓ How to Fix It
Contact a service technician to diagnose and repair connection issues.
Source: page 15 of the official manual
From the manual
This error code appears in:
Sobo HG 320 Myofascial Physiotherapy Device