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Sony Repair Tips




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Search: sony
Results: 20088
Make Model Symptom Problem Solution By
SONY KP41T15
Customer convergence is not retained. ic003 Customer would adj his convergence and picture settings andthe next time they turned the set on the adjustments were lost. solution: the memory ic for the customer controls is ic003. the memory ic for dynamic convergence is ic005.note:
SONY TAAV521
Unit in protect - replaced c753 Unit in protect. found a +10 volt offset on speaker line.checking with scope could not see any clipping or distortion. checked alltransistors, diodes, resistors and caps. found c753 had 53Ω ofresistance.
SONY TAAV521
Audio cuts off - see s/b hfp0341 Service bulletin on the taav621 listed this problem hfp0341. the 621 and 521 use the same service lit. shouldn't this bulletin alsocover the 521?
SONY STRD665
No power - replaced leaky c952 Unit would not power up. applying 130-140v ac unit wouldpower up fine. found c952 leaky.
SONY STRD565
No power - replaced leaky c952 Would not power up. at 120v ac unit would no power up but at130-140v ac unit would work fine. found c952 leaky.
SONY MDS302
Power bd different from service manual - see supplement 2 This unit has a different set of power supply digital pcboards than is shown in the service manual, not even close. -hq comments: please refer to service manual supplement 2 for updates.
SONY HCDD560
Chassis available No part # available for plastic chassis.
SONY HCDD260
Chassis available No part # available for plastic chassis.
SONY CDPCE405
Won't recognize disc 4 - replaced disc tray This is a dealed stock unit. when loading or unloading discs, the disc table would go past disc 4 and then come back. this would only happen on disc 4.
SONY CDPC365
Ic difficult t0 remove on main mcb Asc states that ics on the main mcb are cemented anddifficult to remove. tech states that glue smells like super glue. -hq comments: suggest using a hozan or pyropen to heat the ic. a videotape named go ahead, solder it! was produced by the training
SONY XRC520
Setting the time clock The procedure for setting the time clock needs to modified toset the time properly.
SONY XR6450
No am/fm reception Tuning problems, after replacing ic601 unit still would notreceive am or fm. found q50 was breaking down and not supplying the tunerpack with the correct tuning voltage.
SONY XM3046
Distorted audio outputs The audio outputs of the amplifier may be distorted. this maybe caused when the power mosfets not properly soldered to the pc board.
SONY EXCD90
Cd does not play, display reads e-04 The lcd display of the unit reads e-04. this may be caused bythe cd making contact with the chucking arm (ref# 122). this may cause thecd not to spin and eventually displaying an error message.
SONY EXCD60
Cd does not play, display reads e-04 The lcd display of the unit reads e-04. this may be caused by the cd making contact with the chucking arm (ref# 122). this may cause the cd not to spin and eventually displaying an error message.
SONY EXCD51
Cd does not play, display reads e-04 The lcd display of the unit reads e-04. this may be caused bythe cd making contact with the chucking arm (ref# 122). this may cause thecd not to spin and eventually displaying an error message.
SONY EXCD50
Cd does not play, display reads e-04 The lcd display of the unit reads e-04. this may be caused bythe cd making contact with the chucking arm (ref# 122). this may cause thecd not to spin and eventually displaying an error message.
SONY CDXU6260
Cd does not play, display reads e-04 The lcd display of the unit reads e-04. this may be caused bythe cd making contact with the chucking arm (ref# 122). this may cause thecd not to spin and eventually displaying an error message.
SONY CDXC590
Cd does not play, display reads e-04 The lcd display of the unit reads e-04. this may be caused bythe cd making contact with the chucking arm (ref# 122). this may cause thecd not to spin and eventually displaying an error message.
SONY CDXC490
Cd does not play, display reads e-04 The lcd display of the unit reads e-04. this may be caused bythe cd making contact with the chucking arm (ref# 122). this may cause thecd not to spin and eventually displaying an error message.