mitsubishi Repair Tips
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Results 620
Results 620
Make | Model Ch. | Symptom | Problem Solution | Solution | By: |
---|---|---|---|---|---|
Mitsubishi | Euro 4 | Poor HT reg on bright scenes | C908 10µ 100v; C909 47µ 50v both 105deg | ||
Mitsubishi | Euro 4 | Pic int fades out | Dry joint pin 9 of socket to crt base | ||
Mitsubishi | Euro 4 | No tuning memory or signals - can be tuned in but not stored | No -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/C562 | ||
Mitsubishi | Euro 4 | No start up | R975 o/c; Q951 s/c | ||
Mitsubishi | Euro 4 | No sound/pic - HT ok | No line drive as line dr trfmr dry joints | ||
Mitsubishi | Euro 4 | No raster - sound ok - field collapse | No 24v to FOP chip IC401 AN5521 at pin 27, R563 0R82 safety res o/c - chip also suspect | ||
Mitsubishi | Euro 4 | Int luminance with parts of pic breaking up | IC602 TDA4565 virtually no o/p pin 11 - chip faulty | ||
Mitsubishi | Euro 4 | HT varies with brightness & corrugated verts | R913 hi res contact at mounting lugs; HT = 110v for 51cm | ||
Mitsubishi | Euro 4 | Horizontal lines & streaks | C920 470µ in 15v supply line or C908 10µ 100v or C925 10µ 25v | ||
Mitsubishi | Euro 4 | Dead - high HT of 190v (156v) & LOPTr s/c | Check C908 10µ 100v & IC901 STR59041 & C909 47µ 50v | ||
Mitsubishi | Euro 4 | Dead - fuse o/c | STR59041 s/c caused by leaky JC501R Power Sw tr (use 2SC1815 in lieu) | ||
Mitsubishi | Euro 4 | Dead | LOPTx s/c between pins 2 & 7 | ||
Mitsubishi | Euro 4 | Dead | No psu activity - chopper tfmr o/c winding between pins 5 & 6 | ||
Mitsubishi | Euro 4 | Dead | Q552 2SD1877 | ||
Mitsubishi | Euro 4 | Dead | STR59041 & R2M diode | ||
Mitsubishi | Euro 4 | Black dots & dashes across pic | Dry joint pin 3 IC902 12v reg | ||
Mitsubishi | Euro 3 | St/by only | LOPTx pins 1&2 s/c to pin 7 - replace LOPTx - HR7461 | ||
Mitsubishi | Euro 3 | Replacement of STR4411S | Make sure use same suffix chip | ||
Mitsubishi | Euro 3 | Int or perm dead | Check R915/916 start up resistors 2k2 3w | ||
Mitsubishi | Euro 3 | Dead | R901 4R7 5w o/c - no other fault apparent |