Dicas Reparação HITACHI
Modelo - Chassis A4
Pesquisa: A4 HITACHI Enviar Dica Resolvida
Resultados 3
Pedir dica reparação
| Marca | Modelo (Chassis) | Sintoma | Causa | Solução | Por: |
|---|---|---|---|---|---|
| Hitachi | C2846TN A4 | St/by only or int goes to st/by | Dry joints R957 (near Q950 heatsink) & check drys on IC951, 952 etc | ||
| Hitachi | C2846TN A4 | Raster still present in st/by | D4470 1N4531 leaky (RHS of the heatsink audio IC4450), working diode must have 28V at one end and 3.5V at the other end. | ||
| Hitachi | A4 | Dead - tripping with relay clicking in time | Connect dummy load to removed R751 3R3 7w connection & HT ok at 150v with sound. IC601 Field/E/W chip proved faulty & D701/D701A |