Samsung WS32Z30HEAXBWT Service Manual page 108

Troubleshooting
4. CXA2165 Diagnosis
This receives the Y/Pb/Pr input from DNIe and outputs to R/G/B. It also outputs V/H Drive and E/W, and controls the operation of
ABL.EHT. If V-Drive output fails, check for an IC defect.
- Power supply : 5V, 15V
- Check for input defects : Y/Pb/Pr H/V
- Check for output defects : R/G/B, ABL, EW, V/H-DRIVE
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