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6-3 Checking the Board (Unit)
6-3-1 Y buffer
- To check the main board, you have to check the Y buffer first.
- After separating Y Main and Y buffer board,
- Check the Diode between OUTL and OUTH, and make sure that the forward voltage drop is between
0.4 and 0.5V.
- Check that the resistance between the two terminals is more than several kW.
Samsung Electronics
Troubleshooting
6-3
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