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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: 776
Matsui1480ADead with whineD506 R2M diode leaky, pic now present with thin red vert line down lh side of screen. C509 470µ 35v was cause. Also replaced C507 100µ 160v leaky14-09-04
Matsui1480AINT NO PICCONNECTIONS TO TEXT PCB SUSPECT14-09-04

Matsui1480AInt pic blankDry joints txt panel connector CD90214-09-04
Matsui1480APic int blanks outcheck connecting leads to txt pcb are making contact14-09-04
Matsui1480APicture int blanked off.Check Text PCB is makig good contact via its leads crimped PVC?14-09-04
Matsui1480AWon't go into st/byR12614-09-04
Matsui1480BDead with whineLOPTr 2SD1554 leaky - also replace power chip STR50103A14-09-04
Matsui1480BInt syncDry joints C940 1µ14-09-04
Matsui1481SMEARING ON VIDEO AND STRIATIONS ON LEFT OF PICTURC431 DRY14-09-04
Matsui1481VERY DISTORTED SOUNDR354 39K14-09-04
Matsui1481BR/C lockoutR158 (ICP401 315mA fuse) o/c14-09-04
Matsui1481BRed weakC964 1µ 50v on crt base14-09-04
Matsui1481BSound very lowCF301 6Mhz filter in IF cct dry joints14-09-04
Matsui1481BSTUCK ON ONE CHANNEL NO REMOTE OPERATIONR158 ( SHOWN AS 315MA FUSE ICP401 )14-09-04
Matsui1481BTrapezium distortionScan coils s/c due to corrosive glue14-09-04
Matsui1481BVERY LOW SOUNDDRY JOINTS ON 6MHZ FILTER CF301 ( IF SECTION )14-09-04
Matsui1481BWEAK REDC964 ( 1uF , 50V )14-09-04
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
Matsui1492Blank rasterC206 0µ4714-09-04
Matsui1492Dark black & white pic remains in st/byQ907 s/c14-09-04
Matsui1492DeadLOPTx HR8169 CHS ?19.4514-09-04
Matsui1492Int syncCheck for dry joints on txt pcb - pins 4 & 8 conn CP85114-09-04
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