Samsung CS29Z30SPBXBWT Service Manual page 78

3. DNIe (SPD41) Diagnosis
The signal is received from the Audio Processor (MSP3421G) and sound is output at 10W + 10W power.
- Power supply :15V
- Check for input defects : L/R
- Check for output defects : L+, L-, R+, R-
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Troubleshooting
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