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5-2 No Picture
Troubleshooting
5-2 Samsung Electronics
No Picture, but sound is
in normal operation
Turn the VR of FBT, higher screen
voltage and Check the Deflection
is in Normal Operation
(If the deflection is in operation,
flyback signal is appeared)
Check
CRT PCB RK, BK, GK
Check
IC201S #31
Check
Heater Voltage
Check
HIC202, HIC203,
HIC204 Output
Check CRT and FBT
Check CRT and FBT
Check
200V, 16.5V Line
Check
IC201S #63
or #59
Replace IC201S
Check
Tuner CVBS Output
Check
IC301
Check
IC803
Normal
Normal
Normal
Normal
Normal
Replace
IC201S
Replace
DZ202
Normal
Normal
Abnormal
Abnormal
Abnormal
Abnormal
Abnormal
Abnormal Abnormal
Abnormal
Normal
Check 8V Check DZ202
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