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Troubleshooting
3-3 "Horizontal bar" Problem analysis procedure
Horizontal bar
Turn off the main power.
Replace X-SUS board (Backup parts).
Turn on the main power.
Turn off the main power.
Replace X-SUS board (Defective product).
Replace Y-SUS board (Backup parts)
Turn on the main power.
3-14
Y
Normal?
N
Y
Normal?
N
X-SUS board is
defective.
Y-SUS board is
defective.
Panel chassis is
defective.
Turn off the main power.
End of analysis
Samsung Electronics
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