Dicas Reparação SONY
Modelo - Chassis
Pesquisa: SONY Enviar Dica Resolvida
Resultados 18940
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| Marca | Modelo (Chassis) | Sintoma | Causa | Solução | Por: |
|---|---|---|---|---|---|
| Sony | AE-1A KVD2912U | burring on audio on switch on for a few mins | C615 1000uF 25V | ||
| Sony | AE-1A KVD2512U | sound cuts out from cold, distorted when warm | C615 1000uF 25V | ||
| Sony | AE1A | USER DEFINED SECURITY CODE IS UNKNOWN | WHEN CODE IS ASKED FOR - PRESS "TEST" ON A SERVICE | ||
| Sony | AE1A | Sound takes more than a min to arrive | C615 1000µ 25v in 14v supply - feeds audio mute cct | ||
| Sony | AE1A | Int reverts to st/by - due to high HT of 175v (135v) | R522 100k in HT sensing cct | ||
| Sony | AE1A | Field lin poor | C531 680µ 25v | ||
| Sony | AE1A | Field - partial collapse | C531 680µ 25v | ||
| Sony | AE1 series | Powers up then sw off with apparent 3 - 4 flashes of LED | Not an error code but merely psu attempting to start. Try replacing C611, C633, C636, C605, C608, C615 and C622. Also check R522 (100K ohm). | ||
| Sony | AE-1 KVX25TU | blank screen, no sound, may be int. | DJ Q608 12V regulator | ||
| Sony | AE1 KVX2542Y | Field o/p chip has short life | LOPTx faulty - gives excess 27 volts supply (32v) | ||
| Sony | AE1 KVM2901E | Slow start up from cold | Check C605 (220µF/35V), C617 (100µF/50V), D617 in the start up circuit along with C605 (220µ). | ||
| Sony | AE1 KVM2511U | When adj HT | Make sure you adj correct preset - the one near FOP chip - NOT the st/by HT one in psu | ||
| Sony | AE-1 KVDX271TU | takes 10-20 min to come on | C615 1000uF 35V | ||
| Sony | AE1 KVDX271TU | Shuts down at sw on with burst of EHT | IC251 audio chip cracked & dry joints - caused by incorrect conn of ext amp - also check C615 1000u 35v for dry joints | ||
| Sony | AE1 KV211XMTU | Dead - dry joints scan coil plug | Then excess width unable to adj - Replaced L806 (shorted turns) in the East/West circuit (just behind the LOPTX). |