Make | Model | Problem | Solution | Date |
| | | |
Found: 776
|
Matsui | 1455 (Onwa) | Int line tearing/jumping | D103 1N60 pin 5 IC101 - faulty tho' measured ok | 14-09-04 |
Matsui | 1455 Onwa | Blank raster - OSG & sound Ok. | D417 leaky , Q407/8 ( 2SC1815 ) | 14-09-04 |
Matsui | 1455 Onwa | Blank raster. | Q408 ( BC184L ) , behind audio in socket. | 14-09-04 |
Matsui | 1455 Onwa | Blowing line o/p transistor - HT high. | C607 ( 47uf ) | 14-09-04 |
Matsui | 1455 Onwa | Dark picture. | Q202 ( 2SA502 ) | 14-09-04 |
Matsui | 1455 Onwa | Dead | R903 , R904 , C613 ( 0.0047 1kv ) C614 ( 0.0022 1kv ) BLUE DISC CAPS | 14-09-04 |
Matsui | 1455 Onwa | Dead | CHECK STARTUP RESISTORS R903 , 904 OR C613 , 614 | 14-09-04 |
Matsui | 1455 Onwa | Dead except for standby LED. | R257 ( 8.2k 2w ) high , Q606 ( 2SC2335 ) o/c or dry , R308 ( 2.2k 3w ) o/c. | 14-09-04 |
Matsui | 1455 Onwa | Dead -pulsating PSU. | D603 leaky | 14-09-04 |
Matsui | 1455 Onwa | FIELD COLLAPSE | D219 ZENER | 14-09-04 |
|
Matsui | 1455 Onwa | FIELD COLLAPSE | R310 10R OC D306 SC | 14-09-04 |
Matsui | 1455 Onwa | FIELD COLLAPSE | C276 | 14-09-04 |
Matsui | 1455 Onwa | FIELD COLLAPSE | CHECK D219 , D306 SHORT AND R310 10R OPEN | 14-09-04 |
Matsui | 1455 Onwa | Flyback lines in picture. | C316 ( 10UF 100V ) & check for o/c track. | 14-09-04 |
Matsui | 1455 Onwa | Frame collapse. | D219 zener. | 14-09-04 |
Matsui | 1455 Onwa | Frame collapse. | R310 10R o/c D306 s/c. | 14-09-04 |
Matsui | 1455 Onwa | Frame collapse. | C276 | 14-09-04 |
Matsui | 1455 Onwa | Frame collapse. | Check D219 , D306 s/c & R310 10R o/c. | 14-09-04 |
Matsui | 1455 Onwa | Frame collapse. | D219 ( 12v zener ) s/c. | 14-09-04 |
Matsui | 1455 Onwa | Int. cutting out. | L601 dry | 14-09-04 |
Matsui | 1455 Onwa | Int. frame jump when warm. | D103 | 14-09-04 |
Matsui | 1455 Onwa | Low HT ( 80V ) | R607 gone high. | 14-09-04 |
Matsui | 1455 Onwa | No Colour. | Replace C421. | 14-09-04 |
Matsui | 1455 Onwa | NO LUMINANCE | CHECK Q202 OR Q407 , Q408 , D417 Q408'S COLL MUST BE AT 0.13V | 14-09-04 |
Matsui | 1455 Onwa | NO OSD , NO VERT PULSE ON PIN5 OF IC403 | R425 o/c. | 14-09-04 |
Matsui | 1455 Onwa | No picture. | Q408 , R434 | 14-09-04 |
Matsui | 1455 Onwa | No sound - Sweep tuning slow - no remote. | Replace X401 4MHz Xtal 63044004AA. | 14-09-04 |
Matsui | 1455 Onwa | No sound. | D219 ( 12v zener ) | 14-09-04 |
Matsui | 1455 Onwa | No standby | C615 o/c | 14-09-04 |
Matsui | 1455 Onwa | No standby function - pic darkens if selected | Q605 ( 2SA1013 ) s/c. | 14-09-04 |