Make | Model | Problem | Solution | Date |
| | | |
Found: 16
|
Ferguson | 36MK48TV | Dead | No HT at cathode of DP20 - CP36 dry joint | 14-09-04 |
Ferguson | 36MK48U | To put set in service mode | Switch set to StBy , switch off ( with on/off switch ) and switch on whilst holding down blue fastext button , press blue but | 14-09-04 |
Rediffusion | MK4 | Blank raster with flyback lines. | IC SAB3035 ( small PCB LHS of chassis ) | 14-09-04 |
Rediffusion | MK4 | Colour int. | IC SAA1251 ( remote PCB ) | 14-09-04 |
Rediffusion | Mk4 | Dead | Dry joint 4C16 3300pf caused failure of following:- 4TR3 BU326A; 4R26 100R; 4D15 BA157; 4R23 5R6; 4TR1 BC182 used in lieu; 4THY1 TIC106D used in lieu; 4D5 12v zener | 14-09-04 |
Rediffusion | MK4 | Dead. | 4R2 sprung open , line transistor s/c , drys on trans 4T1. | 14-09-04 |
Rediffusion | Mk4 | Dist sound with buzz | Adj L9 ic sound coil on IF pcb | 14-09-04 |
Rediffusion | MK4 | EW. | 3TR4 | 14-09-04 |
Rediffusion | Mk4 | HIGH FREQUENCY RIPPLES ON PICTURE FROM COLD OK AFT | 4C6 1000uF 16v IN POWER SUPPLY | 14-09-04 |
Rediffusion | Mk4 | Int field collapse - lifting from bottom | Dry joint PLC plug | 14-09-04 |
|
Rediffusion | MK4 | Int startup - 4R2 overheats. | 4R5 ( 68k 1W ) o/c | 14-09-04 |
Rediffusion | MK4 | Lack of width. | 3C24 ( 3.3nf 1kv ) | 14-09-04 |
Rediffusion | MK4 | Line off speed - No EHT - R13 overheats. | LOPTX | 14-09-04 |
Rediffusion | Mk4 | No sigs - snowy screen only | SL1430 chip on IF pcb | 14-09-04 |
Rediffusion | Mk4 | Tubey pic with flyback lines | 6R2 1M2 on CRT base o/c - in A1 supply | 14-09-04 |
Rediffusion | Mk4 | Width at max or min - no adj | 3C24 3300pf dry joints or faulty | 14-09-04 |