Grundig CUC3490 Repair Tips
Search: CUC3490 Grundig
Results 10
Results 10
| Make | Model Ch. | Symptom | Problem Solution | Solution | By: |
|---|---|---|---|---|---|
| Grundig | CUC3490 | No sound | R367 o/c & C366 s/c (audio o/p stage supply) | ||
| Grundig | CUC3490 | No sound | TDA448C IC sound chip | ||
| Grundig | CUC3490 | No sound | TDA4480 sound chip | ||
| Grundig | CUC3490 | No pic - sound ok | Check A1 volts present on crt base - if not sus leakagein socket | ||
| Grundig | CUC3490 | Field non lin | C411 1000µ 50v supply to fop chip leaky | ||
| Grundig | CUC3490 | Field fault - non lin with top missing | Pin 2 field chip only 12v (24v) C411 1000µ 50v supply smoother u/s | ||
| Grundig | CUC3490 | dead no line drive or ht | TR651 mains tfmr pins 1-15 o/c, pins 15-17 s/c | ||
| Grundig | CUC3490 | Dead - chopper tr s/c, HT fuse o/c | Dry joints pin 5 daughter board | ||
| Grundig | CUC3490 | Dead - chopper tr s/c & fuse o/c | C667 2µ2 (2 caps) dry joints or low cap | ||
| Grundig | CUC3490 | Dead | o/c HT fuse; s/c chopper tr; sus dry joints pin 5 of daughter pcb |