Daikin FFQ60B9V1B - Power Supply Waveform Check

Check SiBE121135
328 Service Diagnosis
8.5 Power Supply Waveform Check
Check No.11 Measure the power supply waveform between No. 1 and No. 2 on the terminal board, and check
the waveform disturbance.
 Check to see if the power supply waveform is a sine wave (Fig.1).
 Check to see if there is waveform disturbance near the zero cross (sections circled in Fig.2)
[Fig.1] [Fig.2]
(R1736)
(R1444)