Make | Model | Problem | Solution | Date |
| | | |
Found: 8
|
Matsui | 25M2 (Sanyo) | No start up - LED flashing | R621 & 620 both 120k in psu pri | 14-09-04 |
Matsui | 25M2 (Sanyo) | No start up LEDs flashing | R621 & 620 both 120k resistors in the PSU primary. | 14-09-04 |
Mitsubishi | C25M2TX | Field collapse | AN5521 FOP chip & C454 100µ 35v hi esr | 14-09-04 |
Mitsubishi | CT25M2 | Field collapse & burn up around D533 | Replace D533 BYD33G (used BYW96E in lieu) C560 2200µ 35v, C457 2200µ 35v & IC451 AN5521 - also check caps in psu - C914, C905 etc | 14-09-04 |
Mitsubishi | CT25M2TX | EXCESSIVE WIDTH WITH BENT VERTICALS | CHECK FOR DRY JOINTS ON C558 WHICH CAUSES IC5E1 AND L555 TO FAULT | 14-09-04 |
Mitsubishi | CT25M2TX | No E/W control with excess width | Dry joint C558 caused failure of IC5E1 TEA2031A on E/W pcb & L555 s/c turns (should read 80R) Pt no MITS409P749010 | 14-09-04 |
Mitsubishi | CT25M2TX | OK at sw on then no osg aft 30sec. Aft 5mins blank raster for 10sec on chan change or adj Vol | If freezing field chip IC454 AN5521 works ok - chip faulty | 14-09-04 |
Sony | KVXF25M20 | Lightening damaged | Smoothing cap C613 560uf, Low v p/supply; D631 + D632 - s/c R602 4r7 o/c, C646 10uf 450v - popped, Q605 2SK2845- leaky, D623 12v zener - leaky | 14-09-04 |