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Resultados 81731

MarcaModelo
(Chassis)
SintomaCausaSoluçãoPor:
SonyD66
DEAD UNIT Dead unit 3.5 volts B+ for micro IC-801 missing. C-424shorted.
SonySLV373UC
BLUE SCREEN IN LOOP THRU E-E When playing back a copy-guarded tape on another machine whoseoutput is looped through the 373UC, then on to the monitor, anintermittent blue screen occurs. -HQ COMMENTS: This is normal. In this unit the input signal is routedthrough the record circuit
SonyD7
AUDIO OUTPUT This unit had no audio out. C-407 was shorted blocking the-4.7V supply to the D to A converter.
SonyWMF2078
SERVICE MANUAL HAS BELT DIAGRAM IN WRONG POSITION On page 21 of the service manual, the belt diagram whichindicates belt routing is incorrect.
SonyWMF2081
LCD DISPLAY IS OUT IF BATTERIES ARE REMOVED No LCD display while batteries are removed.Power up unit with 3V adaptor, LCD display is back. Remove 3Vadaptor and display stays on. Cannot find backup power for display. -HQ COMMENTS: There is no backup battery in this unit. However, C-921(0.06F) w
SonySLV555UC
WILL NOT LOAD SOME BRANDS OF TAPE When attempting to load certain non-Sony video tapes (espec-ially rental tapes), the machine would not accept them. These tapes workin other models/brands. The tape submitted by the customer doesn't havethe release button extend out of the case to the
SonyKV27XBR10
NO AUDIO Audio is stuck on SAP mode only. There is no audio on mainor both modes.
SonySPP320
STATIC IN RECEIVER (BOTH PARTIES) Excessive noise added to phone line through mic 101 whentouching Handset (cordless) case. Even Handset rubbing against the facecauses noise. All SPP-320s handsets appear to have this problem.
SonyCCDF70
DD MOTOR NOISE RECORDED DD motor noise is recorded in audio. I changed the DD motorand customer is still not happy.
SonyCCDTR6
STUCK IRIS Iris sticks, no camera video. Disassembled lens and found oilon the iris petals.
SonyKV27XBR10
SET GOES INTO OVP INTERMITTENTLY AT TURN ON, REPLACED Q-651 Set goes into OVP intermittently at turn on (every 4 out of 5times). When unit works, all voltages are correct.
SonyDT2
UPPER VOLUME DISTORTION AND LOW MIDRANGE AUDIO Distortion was detected when the volume was increased to theupper and even more noticeable throughout the full volume range was thelow midrange. Audio was missing the expected fullness. Line-out playedfine as with all other functions and waveforms.
SonyD2
LASER LIGHT ALWAYS ON (INTERMITTENT PLAY) Laser light was always on even when the lid was open. Whenplay was pressed, a lot of noise in the motor was heard but played inter-mittently. Another noticeable symptom was the LCD showed all of it'scharacters as if it were getting too much voltage.
SonyMDP700
DISC IS INTERMITTENTLY EJECTED CD or LP intermittently ejects during or before play.
SonySPP120
PART NUMBER CLARIFICATION - REF #52 BUTTONS Pictorial on page 42 gives the impression that if you orderNo. 52 you get all four buttons but you only get one.



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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