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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
Matsui1455 (Onwa)Int line tearing/jumpingD103 1N60 pin 5 IC101 - faulty tho' measured ok14-09-04
Matsui1455 OnwaBlank raster - OSG & sound Ok.D417 leaky , Q407/8 ( 2SC1815 )14-09-04

Matsui1455 OnwaBlank raster.Q408 ( BC184L ) , behind audio in socket.14-09-04
Matsui1455 OnwaBlowing line o/p transistor - HT high.C607 ( 47uf )14-09-04
Matsui1455 OnwaDark picture.Q202 ( 2SA502 )14-09-04
Matsui1455 OnwaDeadR903 , R904 , C613 ( 0.0047 1kv ) C614 ( 0.0022 1kv ) BLUE DISC CAPS14-09-04
Matsui1455 OnwaDeadCHECK STARTUP RESISTORS R903 , 904 OR C613 , 61414-09-04
Matsui1455 OnwaDead except for standby LED.R257 ( 8.2k 2w ) high , Q606 ( 2SC2335 ) o/c or dry , R308 ( 2.2k 3w ) o/c.14-09-04
Matsui1455 OnwaDead -pulsating PSU.D603 leaky14-09-04
Matsui1455 OnwaFIELD COLLAPSED219 ZENER14-09-04
Matsui1455 OnwaFIELD COLLAPSER310 10R OC D306 SC14-09-04
Matsui1455 OnwaFIELD COLLAPSEC27614-09-04
Matsui1455 OnwaFIELD COLLAPSECHECK D219 , D306 SHORT AND R310 10R OPEN14-09-04
Matsui1455 OnwaFlyback lines in picture.C316 ( 10UF 100V ) & check for o/c track.14-09-04
Matsui1455 OnwaFrame collapse.D219 zener.14-09-04
Matsui1455 OnwaFrame collapse.R310 10R o/c D306 s/c.14-09-04
Matsui1455 OnwaFrame collapse.C27614-09-04
Matsui1455 OnwaFrame collapse.Check D219 , D306 s/c & R310 10R o/c.14-09-04
Matsui1455 OnwaFrame collapse.D219 ( 12v zener ) s/c.14-09-04
Matsui1455 OnwaInt. cutting out.L601 dry14-09-04
Matsui1455 OnwaInt. frame jump when warm.D10314-09-04
Matsui1455 OnwaLow HT ( 80V )R607 gone high.14-09-04

Matsui1455 OnwaNo Colour.Replace C421.14-09-04
Matsui1455 OnwaNO LUMINANCECHECK Q202 OR Q407 , Q408 , D417 Q408'S COLL MUST BE AT 0.13V14-09-04
Matsui1455 OnwaNO OSD , NO VERT PULSE ON PIN5 OF IC403R425 o/c.14-09-04
Matsui1455 OnwaNo picture.Q408 , R43414-09-04
Matsui1455 OnwaNo sound - Sweep tuning slow - no remote.Replace X401 4MHz Xtal 63044004AA.14-09-04
Matsui1455 OnwaNo sound.D219 ( 12v zener )14-09-04
Matsui1455 OnwaNo standbyC615 o/c14-09-04
Matsui1455 OnwaNo standby function - pic darkens if selectedQ605 ( 2SA1013 ) s/c.14-09-04
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