LG THERMA V AHNW16606B0 Service Manual page 53

2. CT Sensing Check
• Inspecting PCB phase current sensing circuit
1. Set Multi-tester DC voltage measurement mode.
2. Mesure the below mesureing point DC voltages at Power-on standby state.
3. If the measurements are outside DC 2.5V ± 0.2V, the parts are decided as burned.
Red Black
<CT Sensing Check Point>
3. Connector Check
W V U
<WVC connector check>
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