Dicas Reparação




Modelo - Chassis XR40


Pesquisa: XR40 Enviar Dica Resolvida
Resultados 6
Pedir dica reparação
MarcaModelo
(Chassis)
SintomaCausaSoluçãoPor:
SonyXR4057
MISSING PART NUMBER, KNOB (HANDLE FITTING) The lift tab on the handle (Knob, Handle Fitting) does notcome with the new handle and most service manuals do not have the partnumber listed.
SonyXR4057
NO AUDIO All radio functions worked OK, but no audio out. Voltagecheck shows bad audio IC output (IC-302). Replaced IC but still had thesame problem. Replaced C-99, .01 capacitor pin 1 to ground. This is thesecond unit I've seen with this problem.
SonyXR4057
RADIO SECTION INOPERATIVE AFTER EJECTING CASSETTE The above symptom may occur due to a slight misadjustment ofthe small tab on the eject cam lock assy. After ejecting a tape, themisadjustment of the tab allows the carriage assy to drop back down intothe tape-loaded position, which sets S903 (radio/tape
SonyXR40
NO AUDIO OUTPUT No sound on radio or tape, unit has power. Front panel LEDsindicate normal operations. Signal tracing showed audio getting to inputsof IC302 but not coming out, voltage measurements on IC302 were wrong dueto broken ground path (Pins 5 and 9 read 3.7V i
SonyXR40
NO PART NUMBER FOR FLEX CONNECTOR Part number for flexible connector which connects the powerboard to the display board is not given in the service manual.
SonyXR40
FM STEREO FAILURE After 30-60 minutes, stereo light will no longer turn on ifstation is changed or mono/steno switch is pushed. Radio still plays butin mono. Switching voltage at Pin 7 of IC2 is 6.9V with stereo switch on,7.8V with it off this remains the same whether u


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