Dicas Reparação







Pesquisa: SPPA5000

Resultados 12

MarcaModelo
(Chassis)
SintomaCausaSoluçãoPor:
SonySPPA5000HUM AND DISTORTION IN OGM - RESOLDER IC801 IN BASE Loud hum and static in OGM. Complaint confirmed.
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.
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
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.
SonySPPA5000UNIT PLAYS BACK TO CALLER ICM INSTEAD OF OGM Unit plays back to caller an incoming message instead of theoutgoing message.
SonySPPA5000EXCESSIVE CROSSOVER DISTORTION ONTO HANDSET SPEAKER. Excessive crossover distortion onto handset speaker.
SonySPPA5000RANGE APPROX 5 FEET - TRIM LEGS OF CF202 IN HANDSET Handset would lose connection when approx 5-10 feet frombase.
SonySPPA5000HANDSET CUTS IN AND OUT DURING C0NVERSATION Handset cuts in and out during conversation. Battery terminalsin handset were not making secure contact with the battery. They wereeither bent out of shape (due to pressure exerted by battery when pushedin), or desoldered. If ref 16 (battery terminal) is
SonySPPA5000LOW BATTERY AFTER CHARGING. Customer states they have low battery after charging for longtime.
SonySPPA5000LOW BATTERY AFTER CHARGING. Customer states they have low battery after charging for longtime.
SonySPPA5000NO DISCONNECTION WITH B & K TELEPHONE ANALYZER Answering machine will not disconnect with B & K telephoneanalyzer. The unit works fine with normal telephone line.We would like to have the information on VOX circuit. -HQ COMMENTS: This unit will not disconnect with the B&K telephoneanalyzer becaus



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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