...CG (green) and CB (blue) 4. IC 452 is faulty on the A board Number 4 is most likely I would check that first. If you would like the service manual to your set go to this link They offer free tech ...
...ERROR CODE MEAN? Diagnosis item Video out abnormality detection Supposed malfunction Video out, IC7101, 7201, 7301 and others in CR.CG and CB boards circuit. Q510,516,524 (A board) Hope will
...CG, CB boards) 2. CRT drive (IC309) is faulty (A board) 3. Screen (G2) is improperly adjusted. These are starting points for a qualified service technician. To get more information, please visit ...
...CG, CB Boards) 2. CRT drive (IC309) is faulty. (A Board) 3. Screen (G2) is improperly adjusted. To repair this failure you should be familiar on the use of a multimeter, soldering/desoldering iron. ...
...CG, CB board), CRT drive (IC309) is faulty (A board), G2 is improperly adjusted. Symptoms of the problem: No raster is generated, CRT cathode current detection reference pulse output is small. * 6 ...
...IC7201, IC7301) is faulty (CR, CG, CB boards) 2. CRT drive (IC309) is faulty (A board) 3. Screen (G2) is improperly adjusted. These are starting points for a qualified service technician. ...
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