| Make | Model | Problem | Solution | Date |
| | | |
| Found: 8
|
| Amstrad | 3121N 11AK12 | St/by only - psu o/ps present except 12 & 8v | IC301 (CTV352/V1.4) and IC302 (ST24C02AB1). | 14-09-04 |
| Amstrad | CTV3121 | Dead with psu ticking | C5 100µ 400v mains smoother | 14-09-04 |
| Amstrad | CTV3121N | Blank raster only when A1 advanced | R22 0R22 in sec of psu o/c | 14-09-04 |
| Amstrad | CTV3121N | St/by only | R22 0R22 risen in value to 3R6 | 14-09-04 |
| Amstrad | CTV3121N | St/by only | R22 0R22 safety res o/c | 14-09-04 |
| Amstrad | CTV3121NF 11AK12 | No response from R/C although R/C is outputting a signal | Was still faulty handset - dry joints IC giving wrong output codes | 14-09-04 |
| Fidelity | 3121 | St/by only - pin 2 LM317 chip I3 only 2v (sw 12v turned on by micro) | Micro faulty - order under Amstrad part no 045101070201 (Mono model CTV322) & 045101070201 (stereo model CTV352) | 14-09-04 |
| Fidelity | CTV3121NF 11AK12 | Faintly tripping | D22 s/c (5v supply tfrom chopper trfrmr) & chopper transformer faulty | 14-09-04 |