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Sony Repair Tips




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Search: sony
Results: 20100
Make Model Symptom Problem Solution By
SONY KV27V15
No audio on aa1 chassis, replaced "m" board. No audio volume at maximum and could not control up/downvolume display. also in audio menu, bass, treble and balance wereblacked out.
SONY KV27TS27
Dead,replaced q614 and ic607 Unit came in dead, fuses ok. converter transistor ok, r647ok.
SONY KV20VM20
Chirping sound at high ac line levels Customer complained about a chirping sound at night when theset was turned off. could not reproduce on counter and thought customerwas hearing normal chirp when ac is applied. found when turning ac lineup to 125 vac the unit would chirp every other se
SONY KV20VM20
Tick when off and after glow, replaced d1822 Replaced d1822 to cure tick noise. added heat sink compoundto q1801 it was not mounted. -solutioin: d1822 corrects tick noise when off. does q1801 need to beheat sinked since it sits next to one? its emitter connects to d1722which was bad. is after
SONY KV20VM20
Dead, replaced fr1805 Dead.
SONY KV20V10
Anode lead on flyback missing, 1-540-006-32 Board came with the flyback anode lead missing. -hq comments: the part number is 1-540-006-32
SONY KV20TS32
Intermittent audio/video, re-soldered jumper jw98 Intermittent audio/video. found 16 volt line open due to jumper jw98 not having solder on one end, nearest edge of board.
SONY KV20TS27
No power, replaced d605 Tv won't come on. relay doesn't click. -solution : 5v standby was missing. found d605 short.
SONY KV20M10
Intermittent/ immediate shut down Had a number of complaints regarding this model involvingintermittent and immediale shut down. the problem is caused by c517which de couples the vertical output ic from the +13 v line. when itfails, too much 60 hz ripple is riding on the +13v line whi
SONY KV20EXR10
Intermittent loss of luminance , replaced c305 Loss of luminance but chroma remains intact. intermittentproblem can be simulated by tapping almost anywhere on chassis.
SONY KV13VM20
No loading, replaced fr1805 Cassette not loading, low audio.
SONY KV13VM20
Dead, replaced ic801 Dead.
SONY KV13TR28
Round circle after set turn off, c board ground loose When turning tv off a round circle about 1 inch size appeared in middle of screen with blue and red lines in it. a clicking noise came from inside tv.
SONY KPR46EX25
Red misconvergence intermittent, added jumper wire Intermittent convergence of red tube, particularly at bottom of screen. problem noticeable when d board flexed and resoldering didn't eliminate problem.
SONY KP46V15
Color off washed out video, replaced ic1002 The picture has washed out color, looks like low chroma signal.
SONY SPPA60
Handset transmits/receives intermittently or not at all Handset of models sppa20, 40, 60 develop intermittenttransmit or receive problems. tapping or soldering around transformersreveals problem by restoring operation. for transmit problems culpritappears to be l512, 3 occurrances last week.
SONY SPPA40
Handset transmits/receives intermittently or not at all Handset of models sppa20, 40, 60 develop intermittenttransmit or receive problems. tapping or soldering around transformersreveals problem by restoring operation. for transmit problems culpritappears to be l512, 3 occurrances last week.
SONY SPPA250
Availability of extension cables Is there an extension cable to facilitate troubleshootingbase main board and base key board. this is difficult as the base keyboard plugs into the base main board. -hq comments: tokyo fax no. 95-7-0400: move key bard away from cabinetto perform troubles
SONY SPPA20
Handset transmits/receives intermittently or not at all Handset of models sppa20, 40, 60 develop intermittenttransmit or receive problems. tapping or soldering around transformersreveals problem by restoring operation. for transmit problems culpritappears to be l512, 3 occurrances last week.
SONY SPP1010
Wrong ic number at pictorial diagram- ic 901 and ic910 Ic901 and ic910 are wrong per pictorial diagram at printed wiring board handset.