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Sony Repair Tips




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Search: sony
Results: 20077
Make Model Symptom Problem Solution By
SONY CFD758
No recording - resolder ground wire to he101 No recording. ground wire to he101 was not soldered toground.
SONY CFD758
No power - replace ic309, p/n 8-759-996-77 When power button was pressed, the opr/batt led and back lightflickered but unit would not turn on. if power button was pressed andheld, the led and back light would keep flickering until the power buttonwas released.
SONY CFD758
Tuner inoperative - replace c322, p/n 1-162-306-11 Tuner inoperative. no power to tu board through cn1. c322was shorted, bypassing c323 and pulling the 30v ouput from t302 to ground.this dc-dc converter didn't work.
SONY CFD758
No fm - resolder ic1 Units have no fm, am is ok. checked vcc pin 4 of ic3, it was only 2.5 volts instead of 5v. problem traced back to ic1 (if amp, fm mpx)
SONY CFD758
Incorrect laser The laser in the unit is a kss360a, same as the unit receivedunder part #884824601, sub 884824611 but the flex connector in the unit isapprox 3/4 inch across. the flex connecter on the replacement isapprox. 1 inch across. please advise. -hq comments
SONY CFD758
No audio - tape deck b - realign by resoldering s604 Leaf switch mis-aligned. several decks (4) out of fourteenrepaired by this tech.
SONY CFD758
Left speaker difficult to remove for service Left speaker is difficult to remove too tight from mainunit. i have found excess amount of plastic in (l) speaker's real rail.
SONY CFD757
Cd door is slow and will not chuck cd - replace ring Door opened very slowly and somtimes would be stuck closedwhen the door did open and a cd was placed on tray the unit would notchuck.
SONY CFD757
Availability of lcd window - p/n 3-388-069-01 The lcd window is not shown as a separate part in the servicemanual. it is shown as part of the front cabinet. however the lcd windowis the same as the one in cfd-758.
SONY CFD757
Tape deck bad record and playback Needed a new tape head. page 83 of s/m shows the former typeof mech. discovered the former head and its connector were never put inthe system and they do not exist. -hq comments: i checked the discrepancy with kcp. the former head andconnector have not
SONY CFD757
No open cd - resolder s815 (open/close switch) Cd does not open.
SONY CFD757
No opr/batt light - resolder d804 (opr/batt led) Opr/batt light does not come on when you power unit up.
SONY CFD757
Cd board intermittent eratic symptoms In the area of ic704 (pwr driver), the feed throughconnections are intermittent. by flexing or heating that area you cansimulate the problems i.e. spindle motor at high speed unit would skipunit would lose focus.
SONY CFD757
Skipping & gear chatter - replace ref 656 (sled gear assy) Unit would skip. i could also hear the gears chattering. itraced the cause to a loose white gear on the sled assy.
SONY CFD757
Cd quits after 30 sec - remove glue on cd pcb Unit reads toc, but plays for only 30 seconds and quits.
SONY CFD703
Cd player stops after awhile - replace ic704, p/n 875951859 Cd player stopped playing after approx. 30 seconds. reloadedcd and it would not read and display showed no disc. if left to sit orcool down for a while and reload cd it would play and shut off again.
SONY CFD610
Cd door won't open Cd door won't open, the customer put 2 cd's in one tray.
SONY CFD600
Door on cd will not stay open - adjust s404 Cd tray would not stay open. this ws caused by a misadjusteds404 and a burr on the plate cover. what happened was that the tray wouldbounce back because the burr did not allow the tray to come completelyout.
SONY CFD600
Discs stuck in unit - resolder r801 thru r834 7 discs in unit, 2 jammed in. disc one would not ejectany discs. removed discs and unit then would not play cds or tapes.
SONY CFD580
Cd no intermittent sled action - change ref 652 Cd chassis #652 breaks at #655 gear, b80, always toward s701side. cd then jams. 20% of all cd repairs on these models have thisproblem.