Samsung TSL3294HF Service Manual - Page 27
No Raster Sound OK - troubleshooting
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Troubleshooting 5-2 No Raster (Sound OK) Check the fusible resistance Abnormal Check the voltage of heater Normal NO RASTER (SOUND OK) Check RK, GK, BK Abnormal on the CRT PCB Check Q504 Normal Check the fusible resistance of abnormal voltage line Abnormal Check B+(200V, 16V) Normal Check CRT and FBT Abnormal Abnormal Check OSD is normal Normal Check IC501, IC502, IC503 and readjust the screen voltag Check CXA2101 Normal Check CVBS LINE TUNER Normal Check CVBS LINE TEA6415 Normal Check CVBS LINE COMB Normal Check CVBS LINE VPC3230 5-2 Samsung Electronics
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5-2
No Raster (Sound OK)
Troubleshooting
5-2
Samsung Electronics
NO RASTER
(SOUND OK)
Check the fusible
resistance
Check the voltage
of heater
Normal
Normal
Normal
Normal
Normal
Normal
Normal
Normal
Abnormal
Abnormal
Abnormal
Abnormal
Abnormal
Check CRT and
FBT
Check RK, GK, BK
on the CRT PCB
Check CXA2101
Check
Q504
Check
OSD is normal
Check
CVBS LINE
TUNER
Check
CVBS LINE
TEA6415
Check
CVBS LINE
COMB
Check CVBS LINE
VPC3230
Check the fusible
resistance of
abnormal voltage line
Check
B+(200V, 16V)
Check IC501, IC502,
IC503 and readjust
the screen voltag