Dicas Reparação SONY
Modelo - Chassis
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| Marca | Modelo (Chassis) | Sintoma | Causa | Solução | Por: |
|---|---|---|---|---|---|
| Sony | KV2704UB | POOR STARTING | R605 R606 OR C623 33uF 250v | ||
| Sony | KV2704 | Sometimes it won't start. | Check / replace R606 470 kOhms resistor. | ||
| Sony | KV2704 | Intermittent startup. | Check R605/606 , if HT down to around 80V check C623 ( 33uf , 250v ) | ||
| Sony | KV25X5U | Low width, poor e/w correction, high contrast picture going blue after a while. | IC606 9v regulator 7809 s/c. | ||
| Sony | KV25X5U | Dead - blows LOPTr aft few mins & low width rh side | LOPTx | ||
| Sony | KV25K5U | LED flashes twice at sw on - LOP problems | LOPTr 2SD2539 s/c - expensive - caused by dry joints line dr trfmr | ||
| Sony | KV25K5U | LED flashes twice - LOPTr s/c but still goes s/c at sw on even with LOPTx replaced | Q635 line driver & check R546 47R feed res | ||
| Sony | KV25F3U | Service Mode entering | switch off (mains); -while pressing volume + and - on the front of the set switch on; - osd "TT" appears; -press "menu" | ||
| Sony | KV25F2 | Ragged verts | Could be LOPTx, D505 3v6 in prot cct or EEPROM | ||
| Sony | KV2576UB | NO RASTER - FIELD COLLAPSE BUT BLANKED OUT | CHECK RES IN SERIES WITH D804 | ||
| Sony | KV2562 | COLOUR FLICKERS OFF AFTER 30mins | IC301 | ||
| Sony | KV2553 | East-West, reduced width. TEA2031 replacement failed. | Change C830 and C831 1uF caps. | ||
| Sony | KV2500WX | Field poor lin & top/bottom foldover | C558 560µ | ||
| Sony | KV24WX1U | No sound through phones, scart or RF | MSP3410B | ||
| Sony | KV24LS35U | Dead - flashes 11 times | IC604 8volts reg. Part no 875966887. |