☰

Sony Repair Tips




AIWA
BEKO
CCE
CINERAL
DAEWOO
FUNAI
GRADIENTE
GRUNDIG
HITACHI
ITT
JVC
LG
MITSUBISHI
PANASONIC
PHILCO
PHILIPS
PIONEER
RCA
SAMSUNG
SANYO
SHARP
SONY
THOMSON
TOSHIBA
VESTEL


Search: sony
Results: 20092
Make Model Symptom Problem Solution By
SONY CCDF40
Drum won't initialize properly, caps fail c0068 ss board Drum won't start up properly, hesitates, or won't start up atall. i found c0068 3.3mf @ 50v to be the main culprit, but ususally i goahead and change c069.71.74, 75 which are all 10mf @ 16v. these 5capacitors area ll tied to ic004 'drum drive and seem
SONY CCDF301
Unit goes into emergency stop in play and ff Unit would go into emergency shutdown in play. noticed thatthere was no take-up sensor signal. replacement of the take-up sensor didnot cure the problem.
SONY CCDF30
Poor sync on most monitors, but looks ok on kv1311cr On some monitors, such as pvm1354q, pix had erraticor no horizontal and vertical sync. on kv1311cr, however, pix lookednormal.
SONY CCDF30
Drum won't initialize properly, caps fail c0068 ss board Drum won't start up properly, hesitates, or won't start up atall. i found c0068 3.3mf @ 50v to be the main culprit, but ususally i goahead and change c069.71.74, 75 which are all 10mf @ 16v. these 5capacitors area ll tied to ic004 'drum drive and seem
SONY CCDF201
Repetitive failure, after a time, of ps503 ic504/co2 bd Unit came in with ps503, in unreg cam line, blown. replacedwith new one. unit operated ok on bench, so sent back to cust. custreturned unit several days later with same fuse blown. i replaced theloading motor, but fuse still failed intermittently, even t
SONY PVM3230
Vertical lines on screen caused by comb filter cfb301 Vertical lines on screen 1/2/inch apart.
SONY WMSXF33
New knobs (ref #30) does not fit New knobs do not fit with the appropriate backing (refnumbers 7 and 10).
SONY WMSXF30
Walkman motor These two pieces had their motors replaced on a first repair.these motors then failed before the 90 day warranty period. -hq comments: these motors have been recently improved by tokyo. howeverthey will be reevaluated and rechecked. thanks for the info.
SONY WMGX35
Unit uses ac adaptor acd1m Scic screen 61 shows the ac adaptor to be model acd2m. this isan error as this adaptor is a 3v adaptor and supplies twice the voltagerequired by the walkman. the correct adaptor is the one listed in theservice manual, acd1m. this adaptor aupplies the cor
SONY WMFX56
Unwanted switching of sides Unit continuously or randomly reverses side while playingcassette.
SONY WMFX52
Unwanted switching of sides Unit continuously or randomly reverses side while playingcassette.
SONY WMFX45
Display Both of these pieces came in with no display. when the displaywas removed corrosion was found around the lcd and on board. there was noapparent liquid infiltration but to have 2 of the same kind of problems ofthis nature is suspicious to me. i will kee
SONY WMAF59
Walkman motor These two pieces had their motors replaced on a first repair.these motors then failed before the 90 day warranty period. -hq comments: these motors have been recently improved by tokyo. howeverthey will be reevaluated and rechecked. thanks for the info.
SONY TCDD7
No audio - replaced hp jack No audio vo meter will display audio.
SONY TCDD7
Capstan motor inop - replaced dc-dc conv. Unit does not load tape.
SONY SRFHM55
Battery door pops open when batteries are inserted Battery door pops open when batteries are inserted. there isa tab inside the battery cabinet that is easily worn down. it is locatedby battery lid hinge. also applies to serial numbers 20088 and 25484.
SONY MZR2
No audio from line out jack - replaced main board Intermittent audio from line out jack left channel only.found extremely thin, very difficult to see, crack along line out jack.also found several intermittent solder connects and feed thrus whiletracing audio back thru main board from q102, 202 to ic311,
SONY MZR2
Intermittent power from adaptor - resoldered cn801 Intermittent power to unit when using ac adaptor, found flexboard that runs from d-d converter to cn801 on main board had brokenconnections on d-d conv. side.
SONY MZ1
Popping in audio rec from digital in only Popping in audio, but only from digital power supply, analog recok.
SONY M2000
Tape speed varies Pinch roller will not contact capstan. tape speed varies.the shaft that connects with spring 59 is bent or part of the pinch rollerassy is bent.