Dicas Reparação SONY
Modelo - Chassis
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| Marca | Modelo (Chassis) | Sintoma | Causa | Solução | Por: |
|---|---|---|---|---|---|
| Sony | KV2657R | VERTICAL ROLLING | After set warms up (approx. 1 to 2 hours), set would havevertical problems, rolling and eventually vertical collapse. | ||
| Sony | BMC220 | TENSION REGULATOR ARM P/N | Need part # for tension regulator arm shown on page 100 ofS/M. -HQ COMMENTS: Part number is X-3681-493-2. This information is coveredin S/B 221 (12/6/85). | ||
| Sony | KV25XBR | NO RASTER - LOCKED IN SLEEP MODE AND RGB MODE | No raster, set locked in sleep mode and RGB mode. | ||
| Sony | KV2680R | VERTICAL JITTER WHEN HOOKED UP TO SATELLITE, SHORT R-859 | Vertical jitter when hooked up to a satellite. | ||
| Sony | KV1747R | NO TUNING | No tuning. -HQ COMMENTS: We sent you the area waveforms which should be helpfulin troubleshooting. You should be getting sinewave W at Pin 1/CP003from local oscillator in the tuner. Its amplitude should approx. 70mV.It gets amplified by IC006 to 0.7Vp | ||
| Sony | TAAX205 | WRONG PART NUMBER - IC301 | Wrong part number for STK4191 in S/M, should be 8-749-941-91. -HQ COMMENTS: We will issue a S/B. | ||
| Sony | SL5000 | DRUM OR CAPSTAN SERVO INSTABILITY | A large number of the 5000 series Betamax using the solidelectrolytic capacitors in servo circuits are having problem. The mostcommon failures are C007/C008/C010/C011/C016/C044/C050/C054/C063 on SS-9board. | ||
| Sony | SL8200 | AC MOTOR | The AC motor became very noisy. Replaced it with the oneP/N 8-839-018-00. This AC motor was turning backwards. P/N 8-839-018-00is replaced by 8-839-018-10. P/N A-6737-079-A fixed the problem. TheP/N from S/B No. 14 could also be used. -HQ COMMENTS: | ||
| Sony | TC850 | NO APS DELAY BETWEEN FW AND PLAY, BREAKS TAPES | When using APS, unit should go into reverse FW mode to stoptape, wait for a moment, then engage PLAY. The delay did not occur, andunit went directly into play from FW, breaking tape. | ||
| Sony | XR20 | INTERMITTENT AUDIO OUTPUT | Sound cuts out momentarily on radio or tape when accessoriesare first turned on (actuating blower, lights, brakes, etc.). Kills soundfor a second without affecting dial lights. Also occurs if engine isrevved up to 1200 rpm or so while in neutral. Foll | ||
| Sony | KV1965 | PIX BEND, TROUBLESHOOTING SUGGESTION | Bend in picture. It can be changed by brightness, but noteliminated. Also slight bow in edge of picture, pin adj. does help butdifficult to get straight if not impossible. Customer is not complainingabout above described problem. -HQ COMMENTS: The di | ||
| Sony | KV1770R | WAVY VERTICAL BARS, LEFT SIDE OF SCREEN | With antenna connected, wavy stripes similar to those causedby cable ingress appear on left side of screen. With no antenna, signalis snowy and weak, but shows no evidence of vertical artifacts. HIT asswas replaced, with no effect. Cable assohmmeter. | ||
| Sony | CDP302 | SKIPPING | Skipping. Found on an older unit S/N 804653. Everything wasthe same except TE was lower in amplitude 0.78Vpp vesus 1.1Vpp in thenewer units. Is there a procedure for adj. laser output? | ||
| Sony | PSX50 | INTERMITTENT TRACKING | Found anti-skate pin too long and was rubbing against baseassy. | ||
| Sony | SL2700 | SHUTDOWN FROM ANY MODE | After inserting tape, pressing any mode switch unit wouldshutdown in approx. 10 to 20 seconds. Take-up reel would turn slowly ornot at all. Pinch solenoid operation may also be erratic. |