Hitachi P50X901/DW3-D Service Manual page 47

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