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Sony Repair Tips




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Search: sony
Results: 20073
Make Model Symptom Problem Solution By
SONY KV27TW70
Clock do not run, resolder c-120 Internal clock would set, but would not run.
SONY D160
Disc won't spin Disc won't spin. spindle motor only had 1.2Ω ofresistance. normally, the spindle motor has about 12Ω of resistance.
SONY TAM30
Ogm cuts off caller The service bulletin #32 which states to change cap c7 from a2.2uf to a 10uf improves the problem of ogm cut-off, however, it doesnot totally eliminate it.
SONY CDPC705
Disc table will not rotate On some units the bracket which houses the optical devicecontacts the base of the player. this causes the table not to rotate orthe disc won't play. -hq comments: the cause of the problem is the metal base warpingupward, when the bracket drops it does
SONY CDPC85ES
Disc table will not rotate On some units the bracket which houses the optical devicecontacts the base of the player. this causes the table not to rotate orthe disc not to play. -hq comments: the cause of the problem is the metal base warping upward.when the bracket drops it does
SONY CDPC75ES
Disc table will not rotate The bracket which houses the optical device contacts the baseof the player. this causes table not to rotate or disc won't play. alsoapplies to s/n 801604, 811179, 801705, 801586, 801520, 811180, 801618. -hq comments: the cause of the problem is the me
SONY STRVX750
Fm display indicates wrong frequency In scan tuning mode the fm tuning display indicates wrongstation frequency. am is ok. in direct access tuning the display iscorrect but the center tune and fm mplx indicators are off.
SONY CDP507ESD
No audio (analogue or digital) There is no signal output at a pin 78 of ic-302, except squarewave (data). the xtal at pins 53, bclk at pin 76, and lrck at pin 80 ofic-302 are ok.
SONY CDPC9ESD
Skipping on last track Last track of cd is skipping. found tiny particles onthe skipping cd. obviously, that particle (shiny) came off one of thecd's made by wea and stuck on another cd. the cd (wea) is so soft thatthose reflective particles had to come off another cd.
SONY SLV555UC
Erratic tape transport functions Unit came in from b stock, supposedly refurbished. all itwould do was accept a tape and turn off. power button had no effect.found mashed teeth on mode slide plate and cam gear - replaced. symptomsnow similar, but would occasionally thread and turn of
SONY CFSW350
High speed alignment of tape deck motors Cannot align high speed on either deck. service manual iswrong, and service bulletin number aud0071 says to put mode sw to radio.when this is done, only radio audio comes out of unit so it still cannotbe high-speed aligned.
SONY CDX7540
Complaint of skipping but unit is dead Complaint of skipping but unit is dead. found q-414 shortedand badly burned on main pc board. this is the fourth unit i have seenlike this. could this be an installation problem?
SONY SLHF900
No part number part of ud assembly What is part number of the item that number 328 fits into?see page 185 of the service manual. -hq comments: the part number for the ud arm is: 3-691-650-01.
SONY D66
No sound on right channel line out The line out jack (j-301) was defective. the right channelpin on the line out jack was cut too short. this was a new part from kcp.
SONY KV20EXR10
At turn-on picture flashes several times, adjust g2 At turn-on after about 10 seconds the picture flashes on/offseveral times, then stabilizes.
SONY KV27XBR10
Dead set, replaced ry-601 ("f" board) Dead set. power relay coil open. should measure about 255Ω.
SONY KV27HSR10
Singing yoke, replaced yoke. see service bulletin 114 Replaced singing yoke. -hq comments: please refer to tvp service bulletin number 114. newyoke part number is 1-451-275-41.
SONY STRAV1000
Speaker protection always on The speaker protect circuit is always engaged. the problemappears to be related to the power supply. we noted that the schematicshows two separate grounds. in fact there is about 3 volts differencebetween the two. when the two grounds are tied togeth
SONY EVC8
Recording color is bad Unit was recording with no green component (color bar).
SONY CVM1900
Very weak vertical hold Very weak vertical hold and appeared to also have a horizontalsynch problem (another shop replaced ic-501, problem not solved). spenttime checking dc voltages, waveforms around ic-501, checked ok. lookedcarefully at waveform on pin 24 of ic-501, vertic