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Modelo - Chassis KV27HSR10
Pesquisa: KV27HSR10 Enviar Dica Resolvida
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| Marca | Modelo (Chassis) | Sintoma | Causa | Solução | Por: |
|---|---|---|---|---|---|
| Sony | KV27HSR10 ANU1 | RASTER | Unit has intermittent raster. Bringing up the G2 voltage stops the intermittent action of the CRT | REMOVE THE FOLLOWING PARTS ON THE C-BOARD. R754 RESISTOR, 10K OHM, C719 CAPACITOR, ELECTROLYTIC 22NF/25V, R755 RESISTOR, 5MM JUMPER, 330 OHM. CONFIRM AND READJUST THE G2 FOR CORRECT WHITE BALANCE. | Muller |
| Sony | KV27HSR10 | NO PART NUMBER LISTED, RD18ESB1, 8-719-110-48, D-251,252 ETC | As per Supplement No. 1, the diodes D-251, 252, 253, D-310,and D-311 are listed as RD18EST1B1. No part number is listed, nor is thistype name in the Replacement Book. -HQ COMMENTS: According to Japan, the diode type name is:RD18ESB1 part number 8-719-1 | ||
| Sony | KV27HSR10 | NO SYNC OR COLOR, REPLACED C338 | No sync or color trace video signal to C338. | ||
| Sony | KV27HSR10 | VERTICAL FOLDOVER, REPLACED C501 | Vertical foldover at top of picture. | ||
| Sony | KV27HSR10 | CANNOT EXIT SERVICE MODE, CLEANED CONNECTOR U29 | Could not get set to exit the service mode. E-prom,memory changed, no help. Noticed some type of corrosion on U29connector, pins 14, 15, and 16. | ||
| Sony | KV27HSR10 | SRS MODULE DOES NOT FIT ON PCB | Part 874159202 (original with metal spikes you solder in thePCB) substitutes to 874159101 (plastic strip for a female connection).874159101 cannot fit on the PCB. -HQ COMMENTS: Substitution of this part was wrong. KCP will correct. Iwill keep you updat | ||
| Sony | KV27HSR10 | INTERMITTENT SCREEN GOES BLACK, RESOLDERED REGULATORS. | Intermittent go to black screen, loss of sound. May or maynot come back on immediately. | ||
| Sony | KV27HSR10 | HOR. OUTPUT FAILURE, SEE SB 161R1 | Dead Hor. Output Q-503 failed. | ||
| Sony | KV27HSR10 | PIX BLANKING, REPLACED R743 ("C" BOARD) | Pix blanks on and off continually, at all brightness levels. | ||
| Sony | KV27HSR10 | WHITE STREAKS IN VIDEO, REPLACED C302 ("A" BOARD) | We have received some reports of white streaks in the videowhich will vary with the signal level. The problem is caused by C-302opening up. C-302 couples the video into the jungle IC. | ||
| Sony | KV27HSR10 | 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 | KV27HSR10 | NO AFC - HORIZONTAL UNLOCKED, REPLACED C-322 | Horizontal was unlocked went into service mode and tried autohorizontal frequency adjustment and set went into HV shutdown. Triedmanual Hor freq. adjustment and got a good adjustment however the hexdata was 01. I've never seen the data this low for thi | ||
| Sony | KV27HSR10 | NO PART NUMBER CP-111, 1-232-680-11 | Part number for the CP-111 pack is missing from the manual. | ||
| Sony | KV27HSR10 | BLACK BAND ACROSS TOP OF SCREEN LINES IN VIDEO, FPR N2744 | This was a new twist to the bad regulator solder joints.Screen had lines across it, pulled down, and retrace lines. Resolderedthe three regulators and HDT readjusted H Frequency, Vertical height andposition, reset system/mircoprocessor. | ||
| Sony | KV27HSR10 | HIGH PITCH NOISE, REPLACED C-519 ("A" BOARD) | New yoke installed but didn't solve the problem. Some highpitch sound is emmitted from damper diode area and damper diode had beenreplaced. |