Dicas Reparação





Pesquisa: 5000

Resultados 295

MarcaModelo
(Chassis)
SintomaCausaSoluçãoPor:
PHILCOPVC-5000Drum e Capstam disparadosIC601
PHILCOPVC-5000Inoperante...travadoC945
PHILCOPVC-5000Desliga quando a fita caiIC905
PHILCOPVC-5000PB normal, EE tela lavada com somTrocar trans da unidade FI por BC548
SonyEVS5000NO INFO ON THE MODE SWITCH STATES... There is no info on the mode switch states. there is no way to know if the switch is operating properly. Is there any information anywhere on the switch? -HQ Comments: We received the info 7/8. A service bulletin is in
SonySPPA5000HUM AND DISTORTION IN OGM - RESOLDER IC801 IN BASE Loud hum and static in OGM. Complaint confirmed.
SonyEVS5000NO VIDEO OUT, BLUE SCREEN ONLY - REPLC LPF FL103(VI-131 BD) unit did not have any video outputs (E-E or playback). Traced signal to Low Pass Filter, FL103, on VI-131 board.
SonySPPA5000NO DIAL TONE - REPLACE IC304 IN BASE, P/N 8-759-824-20 Won't get a dial tone.
SonySPPA5000RX SINAD FAILING ON JIG ON MANY UNITS Found RX sinad failing on jig at 13.9 db on base unit on alot of units. Could these coils be misadjusted at the factory.
SonyEVS5000CLOCK RUNS FAST (2 SEC PER DAY) - ADJUST TIMER CLOCK Clock runs fast about 2 sec per day. Found timer clock adjustment. Clock was running at 4096.11 hz spec calls for 4096-04 .01.
SonyEVS5000LP PLAYBACK & RECORD PROBLEMS 3 units same customer 2 EVS5000, 1 EVS7000. EVS7000 recording has bad P/B. On both EVS5000 separate recording & P/B of each maching is fine. Checked all three 2/ tracking tape and all were ok.
SonySPPA5000UNIT FLASHES E1 IN DISPLAY, NO OTHER FUNCTIONS At power up unit would sound an error beep and thenalternately flash e and 1 on the display. Pressing any button wouldresult in another error beep. If the page and stop keys were pressedduring power up the unit would go into test mode correctly. Un
SonySVT5000VERY POOR PICTURE QUALITY Found RF level very low, causing poor picture quality especially on exit side. 3rd unit with problem in 1 month.
SonyEVS5000CLOCK GAINED SEVERAL SECS A DAY - ADJUST CLOCK FREQUENCY The clock gained several seconds a day.
SonySPPA5000FACTORY PRERECORDED GREETINGS ARE DISTORTED Factory prerecorded greetings and instructions sounddistorted. There is excessive wow and flutter in the audio, possiblycaused by an incorrect sampling rate (too low) in A/D and D/A conversions.



Assistência TécnicaAs dicas apresentadas destinam-se a técnicos de eletrónica, a tentativa de reparação ou assistência sem ter conhecimentos de eletricidade e eletrónica, podem provocar danos mais graves aos equipamentos e, devido a tensões muito elevadas em alguns circuitos, graves danos fisicos que podem constituir um risco em determinadas reparações.

Não arrisque reparar equipamentos com tensões elevadas se não tiver conhecimentos técnicos para o fazer em segurança.

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