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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: 22
DaewooDVT1482PDeadF4AH fuse o/c, chopper tr 2SD2499 s/c - used 2SD1555 in lieu, C811 100µ 16v hi esr, 220µ 25v hi esr14-09-04
DaewooDVT1482PDead - mains fuse blackened & Chopper Tr s/cTDA4601 control chip & C811 100µ 35v14-09-04

DaewooDVT1482PDead with burning smellLOPTx14-09-04
DaewooDVT1482P CP310Sound absent in TV mode - ok in pbackCheck RHS edge connector for dry joints/damaged print on video unit14-09-04
Matsui1482Attempts to start then shuts down- cannot be run on dummy loadRun set on 160vac - check for cracks by LOPTx pin 1 to coll Q70214-09-04
Matsui1482Bright, blank rasterC630 100µ 25v 12v reservoir cap o/c14-09-04
Matsui1482Dark picAdj VR303 and check for dry joints14-09-04
Matsui1482Deadcheck st/by trfmr14-09-04
Matsui1482Int goes bright & smearyribbon cable to crt base has shorting wire14-09-04
Matsui1482int goes to st/byst/by tfmr Farnell 926-280 ?414-09-04
Matsui1482No blueTDA3566 faulty-replaced with TDA3566A14-09-04
Matsui1482Snowy picNot tuner but SAWF14-09-04
Matsui1482St/by onlyR605 680k in psu o/c14-09-04
OsumeCTV1482WAVY VERTICALSC117 22u14-09-04
OsumeCTV1482Wavy verticalsC117 22µ in line hold control low cap14-09-04
PanasonicAlpha 1 TX2482Line foldover then dead with LOPTr 2SD1441 s/cCheck for dry joints line dr trfmr & LOPTx14-09-04
PanasonicTX2482Dead - LOPTr s/cReplaced LOPTr, R567 1A cct prot o/c, 1R2 2w resistor from S3 on sec of smps trfmr (27v driver supply)14-09-04
PanasonicTX2482No sound - OSD & SCART I/p OKTDA4505M (used TDA4505E + mod).14-09-04
Philips34PT4822mono-carrier PCB-layout of L9.1AFor the above mentioned 21" sets the mono-carrier PCB-layout of L9.1A is introduced to increase the audio power and the way the SDM and the SAM is entered is changed. They also have a new Side AV & headphone panel (E1). The 21PT3952 and 21PT3962 are t14-09-04
PhilipsGR2.2 28PT482A/05Dead with faint tripping from psu - works ok on dummy loadLOPTr s/c & when replaced, sparks from LOPTx14-09-04
PhilipsGR2.2 28PT482A/05Field collapse, lack of width, no sound & red led flickers in sympathy with line on screenNo 14E supply pin 1 jungle chip. Check CP1580 1.6A & diode 658014-09-04
SamsungCI3482No redQ503 2SC2330 on CRT base s/c14-09-04
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