datasheet,schematic,electronic components, service manual,repairs,tv,monitor,service menu,pcb design
Schematics 4 Free		Service manuals, schematics, documentation, programs, electronics, hobby ....


◦ register ◦ send pass
Bulgarian - schematics repairs service manuals SearchBrowseUploadWanted

DatasheetsChassis2modelRepair tipsFulltext searchCables & Connectors
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: 63
MitsubishiC25A4STX Euro 4Dead , Line OP transistor SC.Replace C906 47uF 63v , R901 4R7 10W Q901 , IC901 , D907 , D908 ( both RD3.OFB1 ) and C975 47uF 63V.14-09-04
MitsubishiCT2531 Euro 4Black dots & dashes.Drys on pin 3 earth of IC902 12v reg in PSU.14-09-04

MitsubishiCT2531BM Euro 4AFTER REPLACING STR59041 FOUND ODD EFFECT AS IF TOC908 10mfd 100v14-09-04
MitsubishiCT2531BM Euro 4DOTS & DASHES NOT UNLIKE SATELLITE EFFECT!DRY JOINT IC902 12v REG14-09-04
MitsubishiCT2531BM Euro 4INTERFERENCE ON SCREEN LIKE BLACK SPARKLIES OR WOOIC902 DRY JOINTED OR C920 470uF 25v14-09-04
MitsubishiCT2531BM Euro 4Line TR s/cReplace C908 ( 10uF ) 100V & check R903 R910 R917 for D/J14-09-04
MitsubishiCT2531BM Euro 4No raster - sound & heaters Ok.14-09-04
MitsubishiCT2534TX Euro 4NO SOUND OR PICTURE + WON'T STORE STATIONSCHECK 5v + -30v ON IC702 TRANSFORMER T951 MAYBE O/C ON PINS 4+214-09-04
MitsubishiCT2553STX Euro 4ZHT voltageShould be 156v14-09-04
MitsubishiEuro 4Black dots & dashes across picDry joint pin 3 IC902 12v reg14-09-04
MitsubishiEuro 4DeadSTR59041 & R2M diode14-09-04
MitsubishiEuro 4DeadQ552 2SD187714-09-04
MitsubishiEuro 4DeadNo psu activity - chopper tfmr o/c winding between pins 5 & 614-09-04
MitsubishiEuro 4DeadLOPTx s/c between pins 2 & 714-09-04
MitsubishiEuro 4Dead - fuse o/cSTR59041 s/c caused by leaky JC501R Power Sw tr (use 2SC1815 in lieu)14-09-04
MitsubishiEuro 4Dead - high HT of 190v (156v) & LOPTr s/cCheck C908 10µ 100v & IC901 STR59041 & C909 47µ 50v14-09-04
MitsubishiEuro 4Horizontal lines & streaksC920 470µ in 15v supply line or C908 10µ 100v or C925 10µ 25v14-09-04
MitsubishiEuro 4HT varies with brightness & corrugated vertsR913 hi res contact at mounting lugs; HT = 110v for 51cm14-09-04
MitsubishiEuro 4Int luminance with parts of pic breaking upIC602 TDA4565 virtually no o/p pin 11 - chip faulty14-09-04
MitsubishiEuro 4No raster - sound ok - field collapseNo 24v to FOP chip IC401 AN5521 at pin 27, R563 0R82 safety res o/c - chip also suspect14-09-04
MitsubishiEuro 4No sound/pic - HT okNo line drive as line dr trfmr dry joints14-09-04
MitsubishiEuro 4No start upR975 o/c; Q951 s/c14-09-04

MitsubishiEuro 4No tuning memory or signals - can be tuned in but not storedNo -30v at pin 2 IC702 tuning memory chip; standby trnfmr T951 had o/c sec winding which was possible to repair - also could be C958/C56214-09-04
MitsubishiEuro 4Pic int fades outDry joint pin 9 of socket to crt base14-09-04
MitsubishiEuro 4Poor HT reg on bright scenesC908 10µ 100v; C909 47µ 50v both 105deg14-09-04
MitsubishiEuro 4Poor video/luma/flaringGlue can cause tis problem - scrape off14-09-04
MitsubishiEuro 4rolling / excessive widthHT hi at 180v; C908 10µ 100v -40v reservoir cap u/s14-09-04
MitsubishiEuro 4Severe patt at sw onC920 470µ 25v14-09-04
MitsubishiEuro 4Won't store chans - prev stored ones okNo -30v to EEPROM - comes from st/by tfmr - had o/c winding14-09-04
MitsubishiEuro 4ZBlack lines , poor sync, no txt (until warm)C959, 962 100µ14-09-04
page: 1 2 3
 FB -  Links -  Info / Contacts -  Forum -   Last SM download : DENON Ñõåìà DRM-700A

script execution: 0.08 s