Search: sony
Results: 20073
Make Model Symptom Problem Solution By
SONY EDV9500
Audio pops Audio pops in hifi left channel on own recording only. found loose ground screw on feh connector board on head drum assambly. solution: tighten the ground screw.
SONY EDV7500
Poor color recording Bad color recording. the voltage at pin 14 or the chip wasonly .6v.
SONY KV32XBR96S
No power, replaced d655 Tv doesn't work, won't turn on. discovered shorted diode d655.
SONY KV32S15
Rattle cabinet, sony logo, speaker and cabinet Cabinet vibrated depending on the audio level andfrequency. i received customer complaints about kv-32s15. -hq cooments: we have 2 solutions as follows:1. apply rtv glue(7-322-065-19) between speaker frame and all of rubergrommets and/or sony logo
SONY KV32S10
Buzzing cabinet, see below The cabinet produced a vibration which depended on thefrequency and volume of the audio from the speakers. unit repaired 3xsfor this reason, sometimes it is difficult to duplicate problem. refc104920. these 32 tv cabinets may require a better design.
SONY KV27XBR95S
Pix scrambled after warm up, replaced ic1204 Picture scrambled, had to warm up for 15 minutes. found defective digital comb filter ic-1204. solution: replace defective ic-1204
SONY KV20V50
Intermittent raster, replaced c310 Screen blanked out periodically. picture blurred and gotdimmer before blanking completely. replaced ic301 and disconnected pin 25(ik) of ic301 and applied external dc of around 3v. symptom persisted,indicating the trouble was not likely to be after ic301
SONY KV20M10
No power, replace leaky diode d609 Unit has no power.
SONY KV2080R
No audio, replaced ic-102 Unit has no audio.
SONY KV1380R
No picture, replace ic403 Unit has no picture, but sound is ok. found no signal from ic403, video input switching ic.
SONY KPR46CX10
Sound, no picture, replaced q602, q604, and q801 Unit had sound but no picture
SONY KPR41EXR95
No vertical, replace ic903(5v regulator) Unit has no vertical deflection. 18v fuses blow after few second.
SONY KP53S55
No picture, replaced ic1706 No picture good audio. when turning up g2 on all 3guns, blue/green looked normal. red resembled a very soft tube. no scanlines or retrace lines could be seen. only a red glow. found novertical deflection pulses out of ic1706/pin 2.. found 14.8
SONY KP46V15
Pincushion pic, replaced r1746,1743, ic1704, and ic1703 Unit was pincushioned, checking found both f901 & 902 open.further checking found all pins on ic1705 had melted solder. furtherchecking discovered r1746, 1743 open. replacing all these parts unitworked fine, however, ic1705 was extremely hot. checkin
SONY KP41EXR96
Intermittent video blanking, replaced cap c327 Video would blank at random, problem isolated to e1 board,when c325, 326, 327 located at ic302 pins 19,21,23, were heated or cooledpicture was affected.
SONY FDLK400
Unit will not change channels, replace j301 a/v jack Upon powering up unit found a snowy picture. when channelplus(+) button was depressed the video display came on, but the unit would not change channels. only would display video.
SONY FDL370
Wont stay on one channel, replaced ic201 Unit has defective ic201.part # in service manual and sup is 875924618.ic in the unit is ta8870f part # 875923487. -hq comments: two ic are used in the ic201 circuit. 1. 8-759-246-18 ta8805f 2. 8-759-234-87 ta86
SONY FD500
No picture and dark screen, replace c803 Takes 5 minutes for picture to come on, and when it does, it is light grey. check waveform of base and collector of q802(converter out) is low and distorted. (it is 20vp-p instead of 60v). however, collector of q801
SONY SPPA60
Memo recording only lasts one minute Customer complains that the memo recording only lasts oneminute, while the instruction manual states that the memo recording shouldlast to the end of the tape. -hq comments: this is due to a software change in the micro. the microwas changed to resolve
SONY SPPA40
Memo recording only lasts one minute Customer complains that the memo recording only lasts oneminute, while the instruction manual states that the memo recording shouldlast to the end of the tape. -hq comments: this is due to a software change in the micro. the microwas changed to resolve