Dicas Reparação
Modelo - Chassis STRAV1070X
Pesquisa: STRAV1070X Enviar Dica Resolvida
Resultados 18
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| Marca | Modelo (Chassis) | Sintoma | Causa | Solução | Por: |
|---|---|---|---|---|---|
| Sony | STRAV1070X | GROUND PROBLEM - RESOLDERED GROUND | Customer submitted a note stating unit would occasionally notpower on, or had an intermittant pop noise from the speakers. | ||
| Sony | STRAV1070X | DISPLAY PROBLEMS - REPLACED Q971, R975 AND REWIRED GNDS | Found regulator Q971 shorted and R975 over discipated unithad bad grounds. | ||
| Sony | STRAV1070X | MOVING VIDEO 1 A/V JACK, DOLBY CUTS OUT - RESOLDER A/V JACK | Unit loses stereo signal, dolby cuts out, found Video 1 AVjack had a ring crack on 1 pin. | ||
| Sony | STRAV1070X | NO DISPLAY - Q971 SHORTED, L975 OPEN | No display found Q971 shorted and L975 open. | ||
| Sony | STRAV1070X | VOLUME GOES UP BY ITSELF - RESOLDERED GROUND | Intermittant ground problems. | ||
| Sony | STRAV1070X | CANNOT CHANGE SOUND FIELD PLUS OR MINUS - IC202 8-759-153-57 | The unit works, but it cannot change the sound field plus orminus. The sound field remains at number 8 on display. | ||
| Sony | STRAV1070X | UNABLE TO ENTER DIGITS GREATER THAN 4 IN STATION LABELS | Customer complains that any number higher than 4 cannot beentered as part of the station label. -HQ COMMENTS: The set is operating normally. Although the numbers 1through 9 can be used in the labels for any source devices connected tothe receiver, only | ||
| Sony | STRAV1070X | LAST CHARACTER IN CUSTOM FILE DISPLAY SCRAMBLED - IC202 | Last letter of custom file display scrambled. | ||
| Sony | STRAV1070X | HISS IN CENTER CHANNEL ON DOLBY MODE | I have two units where the customers have complained of a hissnoise on the center channel output. Most of the complaints are about therear channel. No information is available on this, please give advice assoon as possible. | ||
| Sony | STRAV1070X | BUZZING ON SURROUND SPEAKERS AT 0 VOLUME | Units were serviced at an authorized repair center.Original complaint of intermittents was corrected but all three units hadbeen returned for surround noise. At first due to ambient noise,complaint seemed to be the known hiss/buzz associated with surrou | ||
| Sony | STRAV1070X | NOISE IN SURROUND MODES (HIGH PITCHED REVERB TYPE SOUND) | There is a constant high pitched reverb sound (echo) only whensurround modes are used. There is no noise when surround is off. | ||
| Sony | STRAV1070X | ERRATIC SYMPTOMS | Servicer has four units with the following symptoms:1. Remote may not work. 2. On and Off by itself. 3. E is on display.4. No display. 5. Surround and DRLC relays On and Off by themselves. 6.Cannot turn unit off. Procedure from service bulletin No. | ||
| Sony | STRAV1070X | HIFI S/B NO. 320 - INVALID PART NUMBER FOR R-975 | Service bulletin NO. HFP0320 states replace open R-975 with1/2 watt 220 Ohm resistor part number 1-214-848-00. This part is nolonger available. | ||
| Sony | STRAV1070X | UNIT GOES INTO PROTECTION WITH HIGH VOLUME ON REAR AMP | Setting the rear Amp volume to high causes the Protectioncircuit to activate. I connected 8 Ohm dummy loads to the rear output andthe output clips unsymmetrically with a birdie on the positive half-cyclebefore the bottom half-cycle shows any distortion. | ||
| Sony | STRAV1070X | ALL LEDS LIGHT UP AT THE SAME TIME | All LEDs light up at the same time and other functions arenormal. After troubleshooting unit, we found there was no data or clockon pin 4-8 of IC-103. Following the line to IC-202 system control therewas no data or clock out on pins 41-40. |