Dicas Reparação
Modelo - Chassis KV2650R
Pesquisa: KV2650R Enviar Dica Resolvida
Resultados 7
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| Marca | Modelo (Chassis) | Sintoma | Causa | Solução | Por: |
|---|---|---|---|---|---|
| Sony | KV2650R | Q-007 AND Q-008 SHOULD NOT BE IN PARTS LIST | Q-007, Q-008 are listed in the parts list but not found in theschematic. -HQ COMMENTS: These two transistors were listed by mistake. Pleaseremove them from your service manual. | ||
| Sony | KV2650RX | MISSING PART NUMBER, CP003 1-417-087-00 | Part number is missing from service manual. | ||
| Sony | KV2650R | SNOWY PICTURE, REPLACED BAND SWITCH IC002 | The set would occasionally tune in the VHF low channels. Allother channels were snow. We found the band switch IC to be defective.This is becoming more common problem with the units using the LA7920 IC. | ||
| Sony | KV2650RX | NO PICTURE, REPLACE IC002 | VC voltage on chs. 2/3/4 was low - below 2 volts. Chs. 5/6and all others were fine. Found 4 volts at Pin U on tuner. | ||
| Sony | KV2650R | AFT DRIFT, LEAKY Q024 | When you tuned a station it appeared as if the AFT wassearching before it locked in on the strongest portion of the signal.VC was changing slightly before it locked. | ||
| Sony | KV2650R | NO OPERATION, REPLACED D021 | Unit cannot be turned off except by master switch, no functionon any mode, i.e. power on/off volume up/down, channel up/down, pictureup/down etc. Voltage on Pin 2 on IC001 was high (4.8V). Found D021leaky (500K). | ||
| Sony | KV2650R | SET WOULD NOT GET SOME CHANNELS, REPLACE IC001 | Set would not get channels 2,3,7,8 on cable. Changed IC001.Set would then pick up missing channels, but was missing others. IC waschanged again and would pick up all but channel 13. Set was delivered tohome and would receive all channels but 3. Set r |