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Repair tips

Electronic appliance repair tips database - TV (LCD,TFT,Plasma,Digital), Monitor, VCR, DVD recorder and player, Digital camera, Audio equipment, Microwave ovens, Phone systems, Computer repair

MakeModelProblemSolutionDate
Found: 509
ITTCVC801Whistle - may be intermittent.Linearity coil L505.14-09-04
ITTCVC801 CVC801Picture - striped.C658 ( 200u f , 385v ) smothing pack.14-09-04

ITTCVC803int dead - esp when coldDry joints L700 - base of LOP Tr - HT only14-09-04
ITTCVC820Channels - Intermittent channel changing.Change focus spark gap.14-09-04
ITTCVC820Frame - Blowing Frame chips.Check for broken lead out on L411.14-09-04
ITTCVC823Dead - Chirping after switching off.T616/7 ( BC238B ) leaky.14-09-04
ITTCVC823No rasterPin 8 TDA3560 only 1v (5v); T400 leaky14-09-04
ITTCVC824Blank raster.D301.14-09-04
ITTCVC824Colour - Intermittent no colour.C721 ( 100u f , 16v )14-09-04
ITTCVC824Sound - Distorted & low.C228 ( 160uf ) o/c.14-09-04
ITTCVC824Sound - Volume to high.Fit a 1.8k resistor across vol control.14-09-04
ITTCVC825PRaster - loss of raster & line collapse.D611 , R628 , R632 , R643 , T615 ( BC546A )14-09-04
ITTCVC830Colour - Intermittent or no colour.Replace C721 ( 100uf ) by line IC ?14-09-04
ITTCVC830deadSt/by mains tfrmr o/c pri14-09-04
ITTCVC9Sound - loss of sound.VDR R409 use a VA8650 from wVe.14-09-04
ITTDigiAt switch on EHT rises then falls.R754 high.14-09-04
ITTDigiBlank raster.T610 , VCU IC650.14-09-04
ITTDigiBrightness at max & fly back lines.Zenor 5.1c s/c , zener in R603 pos instead of 470pot.14-09-04
ITTDigiBrightness intermittent.D403.14-09-04
ITTDigiContrast - picture has low contrast.T1013 leaky , R1018 slightly high.14-09-04
ITTDigiDead - blowing BU.D703 leaky in bridge recy.14-09-04
ITTDigiDead - faint whistle.Remove scan plug if loud whistle change LOPTX & ST2000A14-09-04

ITTDigiDead.DPU IC620 faulty , IC3006 TDA2040 audio IC.14-09-04
ITTDigiDead.T561 , T563 , D513 all s/c.14-09-04
ITTDigiFlyback lines - brightness at max.Zener 5.1c s/c , zener in R603 pos instead of 470pot.14-09-04
ITTDigiGrey scale will not set up - picture red.T1033 tube base blue drive.14-09-04
ITTDigiNo picture , sound or channel display.T742 , F701.14-09-04
ITTDigiNo soundSpeaker o/c.14-09-04
ITTDigiPicture has poor definition.VCU IC650 faulty.14-09-04
ITTDigiRaster - green raster & flyback lines.T1023 leaky , R1027 burnt.14-09-04
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