Troubleshooting - Samsung SP42W5HFX/XEG Service Manual

5. Troubleshooting

5-1 Convergence Misaligned
Normal
Check CNZ01 out pin
(BZ, BH, RV, RH, GV, GH)
Normal
Check the associated
circuitry
Samsung Electronics
Check the
output voltage and waveform
of CN801, 803, CNZ02 on
the Convergence Board
Abnormal
Check Convergence
Moudle
Troubleshooting
Abnormal
1. Check FD802S, FD855S,
FD805S, FD806S On the
Power Board
2. Check the output
from H-BLK, V-BLK
the Main Board
5-1