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Sony Repair Tips




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Search: sony
Results: 20105
Make Model Symptom Problem Solution By
SONY KV27S10
No picture, replaced r701 No picture but has sound. found low voltage on g2 pin5 crt socket... found r701 open.
SONY KV27FX10
No picture sound ok, replaced r542 and d809 No picture, but sound is ok.
SONY KV27EXR25
Unit shut down, replaced ic101 Shut down intermittently. osd had a 60hz bend only osd picture perfect.
SONY KV20VM20
Tiny hor.line in middleof screen,ic301/pin 7 re-soldered Tiny horizontal line that split screen in middle.replacing ic1301 didn't hold. found crack on foil connected toic-301/pin 7.
SONY KV20VM20
No audio, replaced fl401 No audio signal at the audio input connector p1602/pin 1 onthe d board. nor at the base of q451 on the ma board. audio waspresent at ic401/pin 14 . found filter fl401 located between ic401/pin 14 and the base of q451 was open.
SONY KV20S10
1/3 of picture is blankout, resoldered flybackpin 8 Pix 1/3 up screen, no video just raster, bottom 1/3 of pix isblack not scanned on. -solution :replaced ic501, believe vert problem? turned out that 13vwas low, 11v, found out pin 8 of fbt bad joint resoldered pin 8 set ok.do not understand why 13v lin
SONY KV20S10
Intermittent tuning, replaced tuner Channels get static then come on.
SONY KV20S10
Dead, npf, Dead.
SONY KV20S10
Picture flips, adj vfre Picture flips.
SONY KV13VM20
No picture, replaced crt No picture, sound ok.
SONY KV13TR24
Intermittent no picture or snow, replaced leaky d101 Unit would go to snowy or intermittent picture.
SONY KPR46XBR25
No video, replaced q1605 on a board No raster, when g2 was increased on all 3 crts raster appeared with retrace lines and raggedy edges, only when reducing g2 voltage on green crt, video would be visible momentarily.
SONY KP61XBR38
No vertical sweep, replaced c1713 shorted Set had no vertical sweep. 3 color lines across center of screen. f902 was blown, sub deflection ic's checked good found 15v missing. ic 905 getting very hot.
SONY KP61XBR38
No main menu display, replaced ic2301 on e2 board Could not bring up the main menu. tracked problem to e2 bd. pin 2 of ic2301 was less than 100Ω.
SONY KP53XBR35
Defocusing of green tube Picture was poorly focused at high brightness levels.closer examination proved only green crt was defocusing.
SONY KP53V15
Power supply dead(g bd), repalce t601 Issued mcb asked servicer to send in old board. they could not find problem after replacing and checking many components.
SONY KP46XBR35
Set going into protection, replaced q801 on n brd Protection activated at power on, short on 115 volts line. found q801 shorted emitter to collector.
SONY KP46XBR35
Thin line on picture, replaced q630 regulator Intermittent retrace lines. discovered defective transistors on 225v regulator.
SONY KP46XBR35
No picture, c1713 shorted Unit had no pix,just lines across screen.
SONY KP46V15
Smeared green hi-lites, replaced q734 on cg brd shorted Symptoms were smeared green highlight areas in video, and when set was turned off, a green circular blotch would appear and gradually decay to black.