Dicas Reparação




Modelo - Chassis TCFX4


Pesquisa: TCFX4 Enviar Dica Resolvida
Resultados 21
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MarcaModelo
(Chassis)
SintomaCausaSoluçãoPor:
SonyTCFX420R
REPLACEMENT CAPSTAN MOTOR PROBLEM The technician ordered the capstan motor (P/N 1-541-239-00)with number on the motor EG-500 AD-2B and received as a replacement (P/N1-541-745-11) with number on the motor EG-530AB-2B. The new motor has thenegative terminal connected internally to the shi
SonyTCFX410R
NO AUDIO No audio.
SonyTCFX410R
LINE INPUT SWITCHED TO OUTPUT IN REC OR PB Signal at the Line In jack is always coming out the Line Outjack. Even when unit is put in Play mode, the input signal is switched tothe output.
SonyTCFX4
PART NUMBER MISSING The ribbon cable from the function LED board to the switchesis torn. A replacement is needed. The part number on the LED board is1-604-291-00, and is not available. There is no part number shown for theribbon cable by itself. -HQ COMMENTS: The functi
SonyTCFX410R
TENSION SPRING Need head tension spring P/N 3-319-634-01 for TC-FX410R.KC shows none in stock or available. -HQ COMMENTS: One piece of P/N 3-319-634-01 is being sent to you.
SonyTCFX4
PART # FOR SWITCH ASSY I need the part number for the switch assy S801-S807.These are the function switches. -HQ COMMENTS: Function button assy is Ref. #65 on page 31 of the S/M.P/N is A-2145-043-A.
SonyTCFX44
LEVEL METER JUMPS Left meter indication would bounce up to about 0dB, evenwith no input. The motorboating sound typically present with this symptomwas missing. Unit otherwise operated normally. Record and playback wereaudibly OK. Meter assy was replaced, problem persi
SonyTCFX410R
INTERMITTENTLY NO POWER Intermittently no power or power but no functions or noindicator lights.
SonyTCFX410R
INTERMITTENT RECORD AND PLAY Found the wires from the rotating head were too short, makingREC and PLAY intermittent with the change of tape direction.
SonyTCFX44
POOR FREQ RESPONSE The REC/PB head being supplied for replacement is an8-729-373-40. This head exhibits very poor freq. response in playback.A significant roll off takes place at 6kHz. Recordings plays back onanother deck are acceptable. We need either the correct head
SonyTCFX44
INTERMITTENT FF, PAUSE AND AMS FUNCTIONS The FF lock lever assy (P/N X-3307-348-0) would not alwayscatch the FF lever as it came down towards the FF cam gear (P/N3-307-401-00). This was due to the FF levers poor manufacture.
SonyTCFX44
MOTOR BOATING DURING RECORD Unit motorboats intermittently during record, putting soundon tape.
SonyTCFX45
WORN THRUST RETAINER This unit skewed TDK SA and MAXELL UDX tapes at the verybeginning. We found that there was too much play in the capstan. Thiswas caused by the plastic thrust retainer becoming slightly distorted.
SonyTCFX44
DEFECTIVE RY301 This unit would play back fine. However when recording therewere intermittent passages with MOTORBOATING. We found RY301 (whichswitches the head between PB and REC) to be defective. This caused a poorground connection on the head.
SonyTCFX44
DEFECTIVE RELAY Erratic system control operation. When record button isdepressed, unit will intermittently enter rewind mode after 2-3 sec(record deactivates). Results from high resistance of relay contacts.


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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