Dicas Reparação SONY
Modelo - Chassis
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| Marca | Modelo (Chassis) | Sintoma | Causa | Solução | Por: |
|---|---|---|---|---|---|
| Sony | CCDV8 | NOISE BAND IN PLAYBACK MODE | Noise band at bottom of picture. Grease was found on pinchroller and #4 and #5 guides. | ||
| Sony | KV1770R | NO SYNC | No sync. | ||
| Sony | SLHF600 | WRONG PART # FOR HEAD | Upon looking up P/N for the head disk assembly on Page 130 inthe S/M Ref. #255, it lists P/N as being A-6762-177-A. This is incorrectsince it is only a 2 head disc according to the fische. It showsA-6762-178-A as being the correct P/N for this model. | ||
| Sony | CCDV8 | NO FUNCTIONS | This unit would power up but not engage any functions. Wefound the M switch to be jammed. Replacement resolved the problem. -HQ COMMENTS: So far we have not seen many reports of defective modeswitches. | ||
| Sony | SLHFR60 | BEAT LINES WITH CABLE | In E-E mode, unit would operate normally on an off airsignal. When operated on cable TV there were several beat lines inpicture. | ||
| Sony | XR65 | INTERMITTENT SQUEAL ON FM | Intermittent squeal, FM only. | ||
| Sony | STRVX300 | BOARD LAYOUT INCORRECT IN THE MANUAL | Functions won't switch. Servicer trying to check IC502 andsays that the hook-up is different from the manual and that the board issilk-screened differently. He says Pin 6 goes to ground and Pin 8 isgoing to B+ on his board. -HQ COMMENTS: The board ove | ||
| Sony | KPR4150 | NO TURN ON | When power is turned on, only sleep light would come on.Found F3 (2.5A) fuse blown. At full voltage, the +18 volt line draws2.4A. At normal voltage, the +18 volt line draws 1.5A-2A. At lowvoltage, the +18 volt line draws 1.0A. After fuse replacement | ||
| Sony | KV1952RX | RETRACE LINES AND SLIGHT FOLD-OVER AT TOP OF RASTER | Retrace lines and slight fold-over at the top of the raster.Dealer called me regarding this problem, also intermittent. | ||
| Sony | KV2680R | INTERMITTENT SOUND AND VIDEO, REPLACED SAW FILTER | Set would have loss of sound and picture very intermittently.The only clue we had to the problem was the loss of DC voltage at Pin 1 ofIC201. | ||
| Sony | BMC550 | UNIT GOES INTO SHUTDOWN EIGHT SECONDS AFTER TURN ON | After cassette was loaded and threaded, unit would shut offand DEW LED would lite. Found the drum speed adj. was intmtly varying. | ||
| Sony | KV2665 | AUDIO CUTS OUT INTERMITTENTLY, REPLACE SF-201 | Audio intermittently cuts out. IC001, IC201 have beenreplaced. Set is used on cable. The name of the company is Jones Cablein Libertyville, Ill. (312) 362-6110 -HQ COMMENTS: We have had similar problem reported with SAWF SF201filter being defective. | ||
| Sony | CCDV8 | INTERMITTENT "Y" SIGNAL | Viewing video on monitor through camera, Y signal would becomeintermittent. Was able to flex the ME-1 board and cause the problem.Found Pin 2 on FL-701 was shorting to shield (inside). Was not able toremove short, due to the size of shield. By squeezi | ||
| Sony | KV2697R | TVI, SUGGESTIONS | We contacted cable co. and have determined that RF signallevel is in 5-10dBm range. We have also tried to ground various parts ofchassis to true earth ground. -HQ COMMENTS: Please increase signal level in 15-20dBmV range, or tryexternal to set shieldin | ||
| Sony | KX1901 | NO VIDEO | No video, replaced IC301 twice, all voltages check OK. |