Without the official document, you risk frying the circuit board or creating a security vulnerability.
Position the bracket on the wall at an ergonomic height (recommended: 1.4m – 1.5m from the floor). commax dpra01 installation manual link
Check line voltage at the outlet. Use a multimeter to verify line continuity on the 2-wire signal path. AC inductive interference or poor splice grounding. Without the official document, you risk frying the