CT29B2STX Repair Tips
Search: CT29B2STX
Results 18
Results 18
Make | Model Ch. | Symptom | Problem Solution | Solution | By: |
---|---|---|---|---|---|
Mitsubishi | CT29B2STX | Line output transistor s/c, repeated failure | Replace the four caps in the power supply C905 470uF, 35V, C906 470uF, 50V, C909 2.2uF, 50V and C920 100uF, 25V also note transistor varies with different size c.r.t. | ||
Mitsubishi | CT29B2STX | Blank raster with sound / field collapse | The field output chip IC451 TDA8178S was faulty, as this original Mitubishi part was no longer available a kit had to be fitted no.H27PO14010 for this model, this uses a different chip - type STV9379 | ||
Mitsubishi | CT29B2STX | Severe NS bowing | Check for leakage of the small electrolytic capacitors on the vertical correction pcb at the right of the main pcb, check C4014 in particular and if found to be faulty also check transistor Q4009 2SA950 which may also have been damaged | ||
Mitsubishi | CT29B2STX | Various faults, dead, int. dead, poor frame, poor E-W | Change all electrolytic capacitors in the primary. Check all large electrolytics in the secondary Ie bigger that 470uF, check all capacitors around IC950 error amp.. Most capacitors you will find are leaking electrolyte. Might be a long job!!! | ||
Mitsubishi | Euro 12 CT29B2STX | N-S faulty | Q4009 -30v reg on separate board near LOPTx - use BC640 in lieu | ||
Mitsubishi | Euro 12 CT29B2STX | Field collapse | FOP chip - comes as a kit as orig chip NLA - also check C906 47µ 63v, C909 10µ 63v, C452 220µ 35v | ||
Mitsubishi | CT29B2STX Euro 11 | Int goes to st/by | Print damage in BCL cct near conn between SCART sub panel & main PCB - The damaged track connects D551 near LOPT and R206 near pin9 IC201 MC44000. You will need to take the PCB out as this place is hidden under the plastic chassis. | ||
Mitsubishi | CT29B2STX | Tripping | Check C906 47µ 63v & C909 2µ2 63v | ||
Mitsubishi | CT29B2STX | Tripping | R916 22k | ||
Mitsubishi | CT29B2STX | Red flaring | D655 (1N4148) on the CRT base panel leaky. | ||
Mitsubishi | CT29B2STX | No N-S correction | Q4009 2SA950Y on PCC board o/c. | ||
Mitsubishi | CT29B2STX | NICAM has intermit crackle | dry joints in IF can | ||
Mitsubishi | CT29B2STX | N/S dist & won't adj | Q4009 2SA950 o/c | ||
Mitsubishi | CT29B2STX | GOES TO SECAM WHEN PLAYING VCR | NFF-SELECT PAL FOR ALL VCR PROGS | ||
Mitsubishi | CT29B2STX | Flaring pic mod | Remove R606,607,608. - change R609 to 56ohms | ||
Mitsubishi | CT29B2STX | E/W FAULTY ADJUSTMENTS ON PCC BOARD DON,T WORK | REPLACE Q4009 | ||
Mitsubishi | CT29B2STX | Dead - Q901 s/c. | Fit mod kit ( wVe 77901 ) R901 , D908 , Q901 , C908 to 2700pf , C966. | ||
MITSUBISHI | CT29B2STX | CUTS OUT WHEN COLD | REPLACE C906 47MFD50V |