Samsung CW29M066V7XXEC Service Manual page 71

Troubleshooting
6-3-4 No Raster
1. When the Power Board is normal
No-Raster
Raster Check
Black or
Horizetal line in
middle of screen
Black
Horizetal line
in middle of
screen
FBT 16/-16V CHECK
OK
IC301 #4,#5
V-Sync Check
OK
Vertical Block
Materials Check
OK
6-8
Raster NG
IC501 B+
CHECK
OK
IC501 Output
Signal Check
OK
FBT Screen VR MAX
And Screen check
Raster
FBT 16V/-16V Line
NG
Diode and Fusible
Resistor check.
and Change
NG
F-BOX Module Change
NG
F-BOX Module Change
Verticla IC
LA7845 Change
IC501 B+ Line Check and
Materials change
NG
IC501 TDA6109 change
RGB Line Materials
Check and Change
Black
CRT ASSY
CHECK
OSD Check
NG
Heater Line
Fusible Resistor
change
OK
Go to the No-Video check
Flow Chart
F-BOX Module Change
Samsung Electronics