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