Dicas Reparação




Modelo - Chassis ITA205


Pesquisa: ITA205 Enviar Dica Resolvida
Resultados 13
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MarcaModelo
(Chassis)
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SonyITA205
NO OGM & MEMO RECORDING REPLACE C513, P/N 1-124-584-00. Unit will not record OGM or Memo. C513 is shorted to groundpreventing the mic signal (MIC 501) from entering the pre amp (IC503).
SonyITA205
NO ANSWER MACHINE FUNCTION Unit was unable to do any answer machine function (FF, REW,PLAY, OGM). Checked VCC and RESET. Both were correct. Checked forcrystal (X-601) at pin 24 and pin 25 of IC-602 and found no frequency.Found X-601 open.
SonyITA205
UNIT WILL NOT PLAY BACK MEMO THROUGH REMOTE FUNCTION During remote operation when control code *1 is pressed, thememo does not play back, but when control code #1 is pressed, the memo isplayed back. Also applies to serial number 502413 and 505942.
SonyITA205
UNIT RINGS BUT DOES NOT CONNECT WITH OUTSIDE LINE Unit would not connect with outside line. No audio transferor dial function but phone would ring. Also applies to serial numbers209376 and 108991.
SonyITA205
DISTORTED AUDIO-TAPE DECK Defective motor causing wow and flutter in the tape deck.Also applies to serial number 232347.
SonyITA205
NO OGM OR ICM RECORDING Have found several units in which CN-3 was not properlymounted in the main board before soldering. In one (ser. No. 198352) pin1 was open between IC-602/28 and IC-605/41 preventing OGM record. Inothers, pin 10 was open or intermittent preventing the (I
SonyITA205
NO TAPE MOTION Tape would not play.
SonyITA205
WILL NOT ANSWER INCOMING CALLS
SonyITA205
WILL NOT ANSWER INCOMING CALLS Customer complains of unit not answering incoming calls. Unitworks fine in shop. Most of these that we have seen are when the customerlives in a smaller community or rural area. These answering machines seemto have a problem detecting the ring on some
SonyITA205
INSTANT HANGUP When unit answered the ring, it would grab the line momentar-ily and release it. IC-401 pin 19 was not supplying the .7 volts to thebase of Q-106, which is necessary to operate the O.G.M. interupt detectcircuit. This in turn would not allow PH-604 to a
SonyITA205
IC-201 PIN OUT IS INCORRECT The pin out of IC-201 is wrong in the unit. The servicemanual is correct.
SonyITA205
NO POWER ON No power on.
SonyITA205
BATTERY DOES NOT FIT CORRECTLY This is a replacement battery. The legs are too wide to mountin the board.


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