Make | Model | Problem | Solution | Date |
| | | |
Found: 9
|
Amstrad | 3128NF | Int pic break up | Line dr Tr replaced & increase feed res from 1 to 2k | 14-09-04 |
Amstrad | CTV3128NF CTV3228NF | Field collapse | C578 470pF leaky (behind FOP chip) | 14-09-04 |
Amstrad | CTV3128NF CTV3228NF | Field collapse with narrow display & no sound | The +8v supply pin 10 ICI101 missing but present on pin 36 - L300 10µH o/c | 14-09-04 |
Fidelity | 3128NF | Int blows mains fuse at sw on | change the degaussing thermistor to type 96209 as the original is designed for continental 220volt supplies | 14-09-04 |
Fidelity | 3128NF | Int pic break up | Line dr Tr replaced & increase feed res from 1 to 2k | 14-09-04 |
Fidelity | 3128NF | Repeatedly blows LOPTr | line driver tr Q580 (2SC1573), R608 1K R6102R2 & R609 from1K to 2K 5 watt. | 14-09-04 |
Fidelity | CTV3128NF | Dead | R609 (Change to 2k 5w), C620, Q580 & Q602 | 14-09-04 |
Fidelity | CTV3128NF | Field collapse | Check R614 fusible - if OK check R340 3M3 for o/c connected to pin 43 IC101 vid proc chip (under screening can) | 14-09-04 |
Fidelity | CTV3128NF | Mains fuse blown for no apparent reason | Check positor is Philips type 96209 not black one | 14-09-04 |