Samsung TSL3099WF/XAA Service Manual page 25

Troubleshooting
5-2 High Voltage No Raster(Sound & Horizontal OK)
Disconnect
the power cord
Check
HD-Drive
Abnormal
Check
154V B+
Abnormal
Check
R808S
Abnormal
Check
FD801S
Abnormal
Check
IC802 STR
5-2
Normal
Normal
Check/Replace
HV-Module
Normal
Check/Replace
QH408
Abnormal
Check
DZ410
Abnormal
Check Check
HV-Module Q405
Check
R449, DZ400,
R464, QH406
Abnormal
Check
13.5V B+
normal
Abnormal
Check
H-BLK IN
Normal
Horizontal Pulse
Abnormal
Check
X-LAY 2.25V
Normal
HV-Module
Abnormal
Check
HV-F/B
Normal
RR401S
Check
HVD1 Wave
Adjust(Fixed)
Normal
X-LAY 2.25V
Check
HV-REG Wave
Abnormal
Check
Q405
Normal
Check
HV-Module
Check/Replace
R423S
Check
Check
Abnormal
Check
Normal
Adujst(Fixed)
RR400S and 30KV
Check
HV 60V
LINE
Samsung Electronics