4.6.3 "Horizontal Bar" Problem analysis procedure
Normal?
Turn off the main power.
Replace X-SUS board
Turn on PDP
N
Normal?
Panel is
defective.
Y
End of analysis
Horizontal bar
Turn off the main power.
Replace X-SUS board
Replace Y-SUS board
Turn on the PDP
X-SUS board is
defective.
Y-SUS board is
defective.
Turn off the main power
N
Y
46
TROUBLESHOOTING THE 50AF1 PANEL