Dicas Reparação





Pesquisa:

Resultados 81877

MarcaModelo
(Chassis)
SintomaCausaSoluçãoPor:
SonyFDT5BX5COLOR AT MID LEVEL NO CHANGE WITH CONTROL, REPLACED R381 Color level is at mid range, and won't change with colorcontrol. I found R381 missing from the board. Had 3 cases with sameproblem. -SOLUTION :Put R381 back in its place. If you can't find the resistorcheck thoroughly inside of the set then replace
SonyFDT5BX5DEAD, RESOLDERED CN506 AND CN603 Dead.
SonyFDT5BX5DEAD TV SECTION, RE-SOLDERED OPEN JUMPER radio ok, TV section dead. 9 v & 24v source ov. FoundIC60/pin 8 reading 16.8V.
SonyTAM1000UNIT CUTTING OFF ICM - REPLACE C337, P/N 1-126-301-11 Unit cut off ICM unless talking softly into phone. found C337leaky.
SonySPPX90AUDIO LEVEL HANDSET TOO HIGH BAND LEVEL ON VOICES RESTRICTED Heavy static and audio level on handset is too high. Bandlevel on voices too restricted.
SonySPPA60NO TRANSMISS DISTANCE CUTS OUT AFTER ANWER OR CALL No transmission and cuts out right after answering orcalling. Neither handset nor base can transmit or receive.
SonySPPA60STATIC AND VERY LOW VOLUME - REPLACE FILTER FT502 Handset has static and very low volume.
SonySPPA450WE CAN'T HEAR THEM,BUT THEY CAN HEAR US No audio in handset speaker. On test jig handset checks ok,base unit did not pass transmitting. DC voltages on IC5(pins 7,8,9,10 ) were wrong. Found shorted cap C32.
SonySPP190PART # MISSING FOR PLASTIC MEMO COVER The part number for the plastic memo cover that covers thememo sheet on the handset is missing from the service manual. Page 47shows item #73 SHEET (ADDRESS 120), part # 3-365-056-01, but this partdoes not include the plastic cover only the paper memo s
SonySCT1002 D710'S LISTED D710 is listed as the display LED in the parts list but thereis also a D710 in the charge control ckt. There is no part number listedin the manual for this zener diode.
SonySCT100WEAK TX VOLUME FROM TELEPHONE - REPLACE MIC1 Weak transmit volume from telephone. Receive volume OK.
SonySCT100UNIT WILL NOT DIAL NUMBER 1-2-3 - REPLACE IC501 Unit will not dial number 1-2-3.
SonyITID500CALLER ID NOT ALWAYS REGISTERING ON PHONE Customer says that about every 3-4 calls will not register onphone. Caller also has a ATT caller Id box on phone line and it registersevery call. Customer has tried several different hookups and locationswith no difference in symptom. Customer has 2 othe
SonyITD250STATIC IN RECEIVER - REPLACE Q314, P/N 8-729-281-53 When you are talking, the other person gets static.
SonyITA200NO OGM GREETING - RESOLDER C317 No OGM. C317 is not soldered on one side.



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.

Verifique se o esquema está disponível na área de downloads