Dicas Reparação




Modelo - Chassis


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Resultados 81387
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(Chassis)
SintomaCausaSoluçãoPor:
SonyKP5040
POOR REGISTRATION, REPLACED IC5513 When first turned on after being turned off for a number ofhours, it was very poor convergence (the whole screen). The green wasaway from the red and blue.
SonyTCFX210
P/N FOR HEAD WIRES We need the part numbers for the shield wires with plugs forthe REC/PB head (CNJ301) and erase head (CN302). -HQ COMMENTS: We do not have a service part of the shield wire withconnector. We have shield wire which is 10m long.1) 4 conductor wire with br
SonySL5800
NO COLOR & PICTURE TEARING This unit had no color PBOR REC. Also the picture would tearwhen playing back a tape with chroma information.
SonyCDP400
DOOR WILL NOT OPEN OR CLOSE The door would not open or close when the eject switch wasactivated. We found the wire (4 conductor) between the eject switchboard and the function board to have an internal open. Replacementresolved the problem. -HQ COMMENTS: We ordered the wire from
SonyCDP70
INCORRECT WIRING IN SERVICE MANUAL Page 37 of the manual shows incorrect wiring in the area ofthe loading switches connected to IC106 and IC701. Page 32 of the hard-wire diagram does not label two white wires on the loading motor board orthe three wires from S703. The correct wiring and
SonySL2300
ERRATIC SYSTEM CONTROL Only function that worked correctly was PLAY. If you selectedFF unit went to PLAY/REW, went to PLAY/PAUSE/RECORD/FF SEARCH.
SonyHVF2000A
PART NO FOR E8 RING We need the part # for the E8 ring to secure the plate cover57 of the view finder HVF-2000A. We ordered the part with the part #7-624-112-01, but it is too big. -HQ COMMENTS: The type listed on Page 69 is incorrect (E8). The correcttype is DE-8 (P/N 7
SonyCDP30
DISC WILL NOT SPIN Disc won't spin due to resting on table assembly. Servicerhad 2 units with same problem. Found in both cases that 2 of the 3supports for M703 spindle motor assy were broken off.
SonyCDP70
NO PLAY No play, disc spins backward briefly. Found no 35 MHz. Thisis second unit in one month with same problem.
SonyRT44
NEED DIAGRAM OF BIAS OSC AREA I need diagram of bias osc. area on the power amp board. -HQ COMMENTS: The schematic diagram for the area of ckt is in theservice manual on Page 31.
SonyKV1976R
CB TVI, SEE SB CTV0288R Customer experiences CB TVI through speakers, even with setturned off, but with master power on. Same problem with power on, alsogets noise in picture. Customer is a CB operator himself and seemsfamiliar with noise reduction techniques. TVI appears to
SonyCDP302
SKIPPING THE TRACK SPECIALLY ON TELARC DISC This disc has 20 track music. From 18 to 20, it skips usuallyfirst part of music, like from 0.00 jump immediately to 0.18 and so on.
SonyESR10
POPPING NOISE AT LOW VOLUME ON TAPE At low volume there is a popping noise when playing back tape.Appears to be spark plug related. Happens only when in Ford Products.
SonyCDP102
NOISE IN AUDIO AFTER WARMING UP Noise in the audio after the unit has been playing for 15-20min.
SonyKV1956R
INTERMITTENT NO UHF, LEAKY CAPACITOR NOT SHOWN IN S/M This unit would intermittently shift from UHF channels tocable channels causing no normal UHF ch. reception.


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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