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Sony Repair Tips




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Search: sony
Results: 20073
Make Model Symptom Problem Solution By
SONY KV1742
Slight hum bar on screen Slight audio hum and slightly noticeable hum bar rolling from bottom to top.
SONY CDP302
Unit would skip intermittently Intermittent skipping.
SONY XR550R
Head assembly does not lock in Head transport comes in and out continuously.
SONY D3
Unit shuts down Unit starts to play then advances tracks very fast and stops.
SONY CCDV8AFU
No atf Unit would not lock up on playback. traced problem to bufferq106. base of buffer had no dc. l106 connected to base, other side ofcoil had proper dc, found l106 open. on page 135 of service manual, thereis a mistake, diagram shows (2) l106.
SONY CCDV3
Need part numbers for flat cables (mv-11 bd to ss-70 bd) P/n of (2) flat cables from mv-11 board to ss-70 board(see page 177). -hq comments: the part numbers are on page 185 of s/m.18 pin 1-558-895-1122 pin 1-558-896-11
SONY CDP310
Incorrect pll adj procedure Cannot read plck during pll adjustment.
SONY XR740
Unit would lock up when seek button was pressed System control lock out would occur when seek button wasdepressed, otherwise all function buttons worked ok. by shutting unit offand then back on, it would work again until seek button was pressed.this symptom was noted on another unit (xr-787r) in the
SONY XR787R
Unit would lock up when seek button was pressed All functions worked ok until seek button was depressed.then unit would momentarily search up and then stop. at this time,system control lock out occurred that is, no function button wouldoperate. by shutting receiver off and turning it back on, it wou
SONY CDP310
Defective optical device Unit will not read toc or play discs.
SONY EVS700U
Pcm dropout Dropout occurs during pcm mode. stereo light flashes.
SONY KV25XBR
No picture - sleep light on These three units had a mass failure of the velocitymodulation circuit. d1651 shorted and opened the resistors and shortedthe transistors. the c board had dark spots on it around the resistors.the symptoms on these units were only sleep light on with n
SONY KV2775R
Horizontal squeal by yoke This unit had an intermittent horizontal squeal caused bythe yoke. attempts at covering the coils with silicone rubber, asinstructed by the tech. dept., did not resolve the problem.
SONY KV1926R
Intermittent convergence, crt This unit has intermittent convergence caused by the tube.
SONY HVM302
Need p/n for former ic3 (df-bd) - see b & w s/b #75 S/m doesn't show p/n for former ic3 msm6205gs-k (24 pin). -hq comments: p/n listed in semiconductor replacement handbook is8-759-919-98. we will update this s/b to include this p/n.
SONY EVA80
Unit would not load Unit would not load. gear retaining clip missing for gearassembly. could not be found anywhere in the unit.
SONY CDXR88
Dc-dc converter Unit dead. no display. all fuses good. this was the secondunit the customer has had, first unit failed in the same manner. checkedfor 12 volts ok, 30v ok -5 was 1.13v and -5 ok. isolated +5 volt linefrom converter. found no shorts, used bench suppl
SONY D55
Unit would not run Unit would not run. found no -5v. dc-dc coonverter was bad.replaced dc-dc converter but still no -5v.
SONY KV25XBR
Out of vertical sync Out of vertical sync - w/no color and raster is dark.
SONY WMF70
Headphone plug damages jack Plug on mdr-a10 headphones, which come with wm-f10, seems tobe too long. if fully inserted, they make poor contact and one channelis intermittent. dealer here has complained of at least five units likethis.