LC-37HV6U
Noise is caused to the moving picture when the QS drive is set to ON.
Is OSTEMP.AD on the 3rd page of the process adjustment mode set to 255? YES Is the harness connected correctly between the Thermistor PWB and Inverter-4 PWB? YES Is the board-to-board connected correctly between the Inverter-3 PWB and Inverter-4 PWB? YES Is the harness connected correctly between the Monitor PWB and Inverter-3 PWB? YES Is the input voltage on pin (2) of IC2004 (microprocessor) 5V? YES TH6301 thermistor is faulty.
No
Check IC4701 and IC4901 and the peripheral circuitry.
