Dicas Reparação




Modelo - Chassis


Pesquisa: Enviar Dica Resolvida
Resultados 81349
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MarcaModelo
(Chassis)
SintomaCausaSoluçãoPor:
SonyGEN-HFP
TIPS ON REMOVING 94 PIN FLAT PACK IC'S OR LARGER Removing 94 pin flat pack ICs or larger. Example: IC-701TADM1000ES do not have the right Hozan tip to fit.
SonyTADM1000ES
NO SIRCS OUTPUT ON VIDEO ONE - IC701 (P/N 8-759-152-23) No SIRCS output to video one or video two but other SIRCSoutputs are fine.
SonyKV32XBR35
PIP PICTURE IS BREAKING UP, REPLACED P-1 BOARD. Picture in picture would break up vertically.
SonyKPR41EXR95
CENTER SPEAKER CONNECTIONS, SEE TV SERVICE BULLETIN 149 Customer had professional installation of unit but could notget center channel to function. Found terminal connections on UT boardto be strangely configured.
SonyEVA50
INTERMITTENTLY EATS TAPE Contacts in connector not making contacct.
SonyEVC40
INTERMITTENTLY EATS TAPE Spring contacts in connector were not contacting.
SonyCCDTR101
IMAGE STABILIZER INOPERATIVE Found flex unsoldered at W-101.
SonySPPA60
NO BATTERY BACK-UP Unit has no battery back-up. Power LED always flashes. Foundtwo different problems, Ref. No. 25 and/or Ref. Nos. 18/19 are missing onseveral units. Also, found that Ref. No. 19 is bent on several units,making bad contact to main board. Also applies t
SonyITA205
NO ANSWER MACHINE FUNCTION Unit was unable to do any answer machine function (FF, REW,PLAY, OGM). Checked VCC and RESET. Both were correct. Checked forcrystal (X-601) at pin 24 and pin 25 of IC-602 and found no frequency.Found X-601 open.
SonySPPA20
NO POWER HANDSET X-502 was oscillating at the right frequency but theamplitude of the signal was insufficient to operate the micro. Thedefective crystal amplitude was down 50 percent.
SonySPP57
NO RING Unit would page but would not ring from external line. Tracedproblem to defective R-72.
SonyITA205
UNIT WILL NOT PLAY BACK MEMO THROUGH REMOTE FUNCTION During remote operation when control code *1 is pressed, thememo does not play back, but when control code #1 is pressed, the memo isplayed back. Also applies to serial number 502413 and 505942.
SonyITA305
NO ANSWER MACHINE FUNCTION Unit was unable to do any answer machine function (FF, REW,PLAY, OGM). Checked VCC and RESET. Both were correct. Checked forcrystal (X-601) at pin 24 and pin 25 of IC-602 and found no frequency.Found X-601 open. Also pertains to serial number 210970.
SonyITA205
UNIT RINGS BUT DOES NOT CONNECT WITH OUTSIDE LINE Unit would not connect with outside line. No audio transferor dial function but phone would ring. Also applies to serial numbers209376 and 108991.
SonySPP57
NO RING/NO TALK Found handset and base to both be transmitting and receivingand assumed problem to be code. After checking code path in handset,found D-602 cold soldered. Also applies to serial numbers 206190 and87568.


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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