Troubleshooting - Samsung PCJ522R Service Manual

5. Troubleshooting

5-1 Convergence Misaligned
Normal
Check HZ01 out pin
(BV, BH, RV, RH, GV, GH)
Normal
Check the associated
circuitry
Samsung Electronics
Check the
output voltage and waveform
of CN802, CN203 on
the Convergence Board
Abnormal
Check Convergence
Module
Troubleshooting
Abnormal
1. Check F802, F855,
F805, F806 on
the SUB Board
2. Check the output
from H-BLK, V-BLK,
D1, D2, D3 on
the Main Board
5-1