| Make | Model | Problem | Solution | Date |
| | | |
| Found: 13
|
| Fidelity | ZX4200 | Corrugated verticals. | C87 ( 47uf ) | 14-09-04 |
| Fidelity | ZX4200 | Dead - with faint ticking. | D21 ( BY229P ) s/c , may be due to LOPTX being faulty. | 14-09-04 |
| Fidelity | ZX4200 | Field stretched at top, ragged verts & hum bar | C87 47µ 200v | 14-09-04 |
| Fidelity | ZX4200 | Int blowing BU508D TR5. | C84 ( 2.2nf 2Kv ) | 14-09-04 |
| Fidelity | ZX4200 | Int cutting out. | C87 ( 47uf ) leaky. | 14-09-04 |
| Fidelity | ZX4200 | Lack of contrast. | R111 ( 100k 1/2w ) RHS of LOPT. | 14-09-04 |
| Fidelity | ZX4200 | Lack of width - HT low. | C87 ( 47uf ) leaky. | 14-09-04 |
| Fidelity | ZX4200 | No go - just1 Psst at switch on. | C93 ( 1uf , 100v ) o/c by TDA4503 IC. | 14-09-04 |
| Fidelity | ZX4200 | Small raster. | Replace C111 with a 47uf 250v ) | 14-09-04 |
| Fidelity | ZX4200 | Switching off - Tuning drift. | C87 ( 47u f 250v ) | 14-09-04 |
|
|
| Fidelity | ZX4200 | Tripping. | TR5 ( BU508D ) s/c. | 14-09-04 |
| Murphy | M20T01 ZX4200 | No go - just1 Psst at switch on. | C93 ( 1u f , 100v ) o/c by TDA4503 IC. | 14-09-04 |
| Murphy | M22S01 ZX4200 | Dead - with faint ticking. | D21 ( BY229P ) s/c , may be due to LOPTX being faulty. | 14-09-04 |