Samsung TXT3093WHX Service Manual page 83

Troubleshooting
4. DHC IC Diagnosis
The IC removes noise from the signal processed by the EAGLE IC for visual quality enhancement.
Trouble with this IC is rare.
- Supplied Power: 1.8V, 3.3V
- Input Trouble Check: R/G/B 24 Bit H/V/Clock
- Output Trouble Check: Y/Pb/Pr H/V
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