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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: 27
Bush1557NTXDead.ZD402 Zenor , R422 ( 3.3R 2W ) , C909 , 910 ( 47uf ) , Z901 ( 8.2v ) , Z902 , Q90414-09-04
Bush1557NTXIf standby selected pic becomes dark & sound mutesQ907 ( 2SC2335 )14-09-04

Bush1557NTXNo sound or raster - HT line Ok.R919 ( 0.68ohm ) fusible o/c.14-09-04
Bush1557NTXWhite raster with flyback lines.Check for 12v on ZD402 , if low check D404 & print between D404 & R42214-09-04
Bush1557NTX (Onwa)Tuning missingNo 33v tuning supply due to broken print by scart socket - due to rough insertion of scart plug14-09-04
HitachiCPT1556 Salora LNO LUMINANCELUMINANCE DELAY LINE OC14-09-04
HitachiCPT1558Keyboard operation intRD54 820k between base/emitt TD12 near keypad ribbon cable14-09-04
JVCC2155EMSlow start upC13 & 33 220µ in st/by cct low cap14-09-04
MitsubishiCT2153 CT2155GHOSTING RINGING OR INT PICCHECK FOR DRYS NEAR SAW FILTER L4 L5 OR FIT MOD KIT AFT114-09-04
MitsubishiCT2155Ghosting or ringing.Drys around the SAW filter or coils L4/5 , if not mod kit AFT1 mits14-09-04
MitsubishiCT2155Int blank raster.Drys around the SAW filter or coils L4/5 , if not mod kit AFT1 mits14-09-04
MitsubishiCT2155STXherringbone patternC920 470µ 25v14-09-04
MitsubishiCT2155STXHerringbone patterningCheck dry joints IF module, or caps around 12v reg IC902 & caps in psu pri14-09-04
MitsubishiCT2155STX CT215PATTERNING ON PIC FROM COLDC920 ( 470uF ) C925 ( 10uF ) & D/J around IC90214-09-04
NEI1551TXHoriz lines across picDry joints -ve end of C513 on vert mounted Txt pcb14-09-04
Philips21CE1557/05BFlickering pick at sides when warmReplace C8092 (8µF bipolar with a 4.7µF 50v), C2611 (0.56µF - 200v not sure!), C2608 (4.7µF 50v bipolar), C2638 (470µF - when picture pulls on bright scenes) - R3665 (4R7) and D6665 (1N4148) when width varies with brightness.14-09-04
Philips25MN1550No tuning - in Hotel modeselect CH 38 simultaneously press vol + and ch - to disable hotel mode14-09-04
PhilipsAnubis A 14PT155A/05Dead - 95V being dragged down because the line dr tr turned hard on by 12V from pin 29 of IC7015 (TDA4504B).LOPTx14-09-04
PhilipsGR2.2 25MN1550No line or field syncIC7470 TDA2579B tbase gen chip u/s - caused by arcing LOPTx14-09-04
PhilipsGR2.2AA 25MN1550LOPTr destroyed every few days/weeksVaryation in hor phasing - TDA2579B timebase gen chip14-09-04
PhilipsL6.1 20PT1552Contrast poorTDA836114-09-04
Toshiba155R8BDRIFTS OFF TUNE , WONT STOP ON SEARCH TUNECA36 0.01uF AFT LEAKY14-09-04

Toshiba155R9BBright line at top of screenC313 100µ 50v14-09-04
Toshiba155R9BLINE SHIFT , BAND DOWN RH SIDED403 6.2v ZENER. ALSO R402 , PN - D403 - 23115604 , PN - R402 - 24366112314-09-04
Toshiba155R9BNo frame.R107 ( 10R )14-09-04
Toshiba155T9BSWITCHING TO STANDBY AFTER 30 MINSORDER FLASHOVER KIT Pt No. TCP007414-09-04
Toshiba155T9BSync int or missingDry joints on screening can earths near mains sw14-09-04
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