Dicas Reparação
Modelo - Chassis KV27XBR50
Pesquisa: KV27XBR50 Enviar Dica Resolvida
Resultados 27
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| Marca | Modelo (Chassis) | Sintoma | Causa | Solução | Por: |
|---|---|---|---|---|---|
| Sony | KV27XBR50 | NO RF OUTPUT/ REPLACED THE IF BLOCK | No picture or sound in RF mode. Video 1, 2, and 3 OK. RF AGC measured 0 Volts, No video from the detector output. | ||
| Sony | KV27XBR50 | INTERMITTENT VIDEO&SOUND DISTORTS, RESOLDERED P/S REGULATOR | INTERMITTENT LOSS OF VIDEO & SOUND DISTORTS. | ||
| Sony | KV27XBR50 | HOR. OUTPUT FAILURE, SEE SB 161R1 | Dead Hor. Output Q-503 failed. | ||
| Sony | KV27XBR50 | NO OPERATION / REPLACE IC-101 (MICRO) | |||
| Sony | KV27XBR50 | PART NUMBER FOR DIODE D-251 (X1 BOARD) 8-719-110-48 | There was no video or audio, the screen blanked. If thescreen control is turned up, the display showed no vertical sweep andhorizontal pulled in three inches from both sides. | ||
| Sony | KV27XBR50 | BARKHAUSEN OSCILLATION, RESOLDERED FBT CONNECTIONS | We received some reports of barkhausen oscillation which maybe intermittent in nature and sometimes signal strength dependent. Theproblem is caused by a poor ground connection on the focus block sectionof the flyback. | ||
| Sony | KV27XBR50 | NO VERTICAL LOCK WHEN COLD, REPLACED C-1345 (B BOARD) | Picture would not lock vertically (roll) when cold. Oncewarmed up, picture would have vertical jitter intermittently. | ||
| Sony | KV27XBR50 | POWER ON ALL THE TIME/ 2 BLACK BARS ON SCREEN, REPLACED S-51 | Unit stays powered up. No other functions work. Displays awhite raster with two black horizontal bars. | ||
| Sony | KV27XBR50 | INOPERABLE, REPLACED Q-602 | Set is inoperable. | ||
| Sony | KV27XBR50 | PICTURE IS SMEARED WITH INTERMITTENT LOSS OF COLOR, IC-1303 | The picture appeared to be smeared with intermittent loss ofcolor. The same sections of the picture looked negative. Reportedlycaused by lightning damage. The waveform at IC-1302/pin 28 on the Bboard looked good but had distorted Y signal at pin 26. | ||
| Sony | KV27XBR50 | HORIZONTAL STRIPES AT TOP OF PICTURE, REPLACED IC-500 | Unit manifested vertical lines similar to those described inService Bulletin number TVP0076. | ||
| Sony | KV27XBR50 | REMOTE CONTROL INOPERATIVE | Unit can be turned ON/OFF from front panel but remote opera-tion is not possible. | ||
| Sony | KV27XBR50 | ANODE CONNECTOR MISSING FROM NEW "A" BOARDS, REPLACE FBT | When replacing the A board, the anode wire from the flybackis missing. Is there a part number for it? -HQ COMMENTS: Please disregard the flyback that might come on the re-placement board. Reinstall either a new flyback or the one from the oldboard. | ||
| Sony | KV27XBR50 | NO PICTURE, HOR. LINE ROLLING ON SCREEN, IC-500 AND R-559 | No picture only one horizontal line rolling on screen. | ||
| Sony | KV27XBR50 | BUZZING SOUND, APPLIED SILICON TO CASE OF T-602 | Buzzing sound originating from T-602. This was an intermit-tent condition. |