Dicas Reparação
Modelo - Chassis STRV4
Pesquisa: STRV4 Enviar Dica Resolvida
Resultados 5
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| Marca | Modelo (Chassis) | Sintoma | Causa | Solução | Por: |
|---|---|---|---|---|---|
| Sony | STRV45 | NO AUDIO OUTPUT | No audio output. Had audio to relay but relay was notengaging. | ||
| Sony | STRV45 | DEFECTIVE Q310 | Hum comes and goes. | ||
| Sony | STRV45 | POOR GROUNDING | A lot of these units were coming in for intermittent shut-down. A very common cause was poor grounding (see diagram). The bestway of checking this was to use a digital meter on the 2V range. If thereis a problem the meter usually head 0.62V or more. | ||
| Sony | STRV45 | DEFECTIVE C412 | Tuning incorrect - AM station at 920 kHz, tuned in at1600 kHz. No local on 1600 kHz. FM tuning out of band and picking upmicroprocessor RFI. | ||
| Sony | STRV4 | DIFFERENT TRANSISTOR USED | Transistor 2SD666A is used in the unit. However, the partsdescription has it listed as 2SC1811. A further check with the transistorsubstitution book did not verify that one is a substitute of the other. |