Dicas Reparação
Modelo - Chassis KV2654R
Pesquisa: KV2654R Enviar Dica Resolvida
Resultados 7
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| Marca | Modelo (Chassis) | Sintoma | Causa | Solução | Por: |
|---|---|---|---|---|---|
| Sony | KV2654R | DISTORTION (BENDING) DRIFTS THROUGH PICTURE | A distortion bar would float upward through picture at abouta 60Hz rate. Within the bar, the picture was bent at the edges. | ||
| Sony | KV2654R | BURNING R608, REPLACED D604 | R608 gets very hot and opens up in few hours. Found D604leaky, had to unsolder the diode to find it was defective. | ||
| Sony | KV2654R | DARK PICTURE, REPLACE C531 AND R541 | Picture is dark during normal transmission on all channels. | ||
| Sony | KV2654R | COLOR ON B/W PICTURE, ADJ CV-301 | Color confetti on B/W telecast. | ||
| Sony | KV2654R | PICTURE UP/DOWN BUTTON STUCK, REPLACE S004/005/006 | Picture up button was stuck. Therefore volume up/down andpicture up/down or channel up/down would not work. Found picture upbutton was worn. This switch was spring loaded in rather than out. | ||
| Sony | KV2654R | SHUT DOWN, REPLACE Q501 AND Q502 | If set was turned on with 120VAC, horiz. output would shortout within 2 to 3 seconds. Removing collector B+ off horizontal outputI was able to bring set up to 120VAC and observe the driver output. Foundwaveform to be distorted, should look like a squar | ||
| Sony | KV2654R | NO TUNING OPERATION, SHORTED CP004 | Would lock up on one channel also unable to tune stationproperly. Found one of the 220pF capacitors in CP004 shorted placing 24volts on the line of the VC as well as the channel select line. There areno P/N's in the manual for CP001/002/003/004 on the |