mitsubishi Repair Tips




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MakeModel Ch.SymptomProblem SolutionSolutionBy:
MitsubishiHSM48V
TAPE JAMMING INTERMITTANTLYREPLACE DOOR ARM ASSY
MitsubishiHS761V
NO REMOTE FUNCTIONSCHECK A AND B CODES ARE MATCHED AS PER PAGE 17 OF INSTRUCTION BOOK
MitsubishiHS750
SLOW REWINDFAULTY REEL SENSORS
MitsubishiHS740V
INT CUTTING OFF OR NOT ACCEPTING TAPEFIT LED KIT
MitsubishiHS721V
E-E AUDIO CUTS OUTR3A0 DRY JOINTED BECAUSE OF GLUE OVERFLOW
MitsubishiHS550V(B)
ROW OF DOTS ON SCREENREPLACE CHARACTER GENERATOR IC501
MitsubishiHS520V
DEADREPLACE R981 IN POWER SUPPLY
MitsubishiHC761C
NO COLOUR ON PLAYBACKUNIT COULD BE IN NTSC MODE TO RESET PUT UNIT TO CLOCK SET AND HOLD COUNTER RESET ON REMOTE FOR 10 SECS
MitsubishiEuro 8
St/by light on & flickering onlyC905 220µ 25v in psu
MitsubishiEuro 8
No sync or no colourScrape off brown gunge araound suspect components such as IC501 TDA2579A
MitsubishiEuro 8
Dead - no 12v supplyZ950 ceramic fuse o/c - upgrade to 5A , & check D952 & C956
MitsubishiEuro 8
DeadCheck IC901 by replacement & R901 o/c. Q901 2SD1887 s/c - remove for testing
MitsubishiEuro 7
St/by onlySTR54041 chopper chip
MitsubishiEuro 7
Squealing - LOPTr s/c 2SD1877IC901 STR54041 causing HT to rise
MitsubishiEuro 7
Loss of sync when warmIC7704 MAB8461-W115 on txt pcb
MitsubishiEuro 7
Chopper Tranfmr whinesok when earth conn to STR54041 IC901 resoldered
MitsubishiEuro 6 CT2146TX
Dead - no line driveCarbonised glue around fop chip had caused corrosion of earth track to line gen cct
MitsubishiEuro 6 CT2145BM
No colourLO601 bandpass transformer
MitsubishiEuro 6
No soundCheck for 12v pin 1 & 15.8v at pin 9 of IC361 AN5265 audio o/p chip. If no 15.8v, check C363 1000µ 25v, C915 470µ 25v, R912 0R82 ½w fusible. D911 BYW95B o/c. If no 12v check R368 & R371 100R ½w & zener D362. Also check Q302 JC501QR or IC101 M51496P
MitsubishiEuro 6
No colIC252 TDA3565 running hot and faulty