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Sony Repair Tips




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Search: sony
Results: 20077
Make Model Symptom Problem Solution By
SONY KV27HSR10
High pitch noise, replaced c-519 ("a" board) New yoke installed but didn't solve the problem. some highpitch sound is emmitted from damper diode area and damper diode had beenreplaced.
SONY KV27HSR10
Picture stretched - too much vertical size , replaced ic-500 Picture looked ok except that channel display is above topedge of picture. when set is put in service mode, adjusting vsiz lineand vpos made picture ok. customer had a second set and these settingswere quite a ways off. for example, v lin setting is n
SONY TCWR800
Motor speed increases after playing for a while The motor was increasing in speed after warming up. after one hour of play, speed was 3.1k with 3k tape.
SONY D11
No functions, completely dead Unit would not power up. no display and no functions (dead).
SONY TCDD3
Part number not listed for reel sensors and md flex pcb The service manual does not list the part number for ph-1002t-reel sensor, ph-1001 s-reel sensor, or the part number for md flex-ible board (see p1 no. 36 of service manual). is the md flexible boardpart of the mechanism block assembly part number x-336
SONY MDP210
Tilt motor runs continually in one direction When trying to play md, ld or cd, the tilt motor would runcontinually in one direction even after reaching the end of its travel.
SONY TAAV411
Unit in protection Unit in protection. center output voltage is +10 volts. noground going to volume control sweep.
SONY CCDV99
Part number for drum base assy/x36864825 There is no part number for the drum base assy in the servicemanual.
SONY ITD250
Loss of memory/battery drain Customer complains about every two weeks clock display on hisunit goes blank and the speed dial memories will be gone. he replaces thethree aa backup batteries but they go dead after 2 weeks. current drainfrom the battery was about .03ma when connected
SONY GDM1936
V-cent control in-operable
SONY SLV373UC
Error in service manual On page 103 of the srvice manual, the md assy is pictured asref. 179, but there is no ref. 179 in the parts list.
SONY EVS700U
Improper threading ring Threading ring moves in steps through entire threading opera-tion. it should move smoothly during first 100 degrees of rotation.
SONY CCDV99
Scans at lp speed with sp tape Plays sp and lp tapes correctly but when using cue/rev with sptape the capstan servo will change to lp scan speed after one or two sec-onds. in play, still, and slow motion the picture is good. confirmedtape path alignment is good. rf at test points o
SONY TCD5M
Fast forward and rewind is intermittent After the technician replaces components and q-901 as perfpr no. b0270, the same problem exists. i found if i open emitter ofq-703 the unit works normally. if i open emitter of q-701, unit will notwork.
SONY RD400
Part no longer available It has not been five years since the last of these productswere sold to our dealers. -hq comments: thanks for the information. the idler, 3-595-313-01 andthe idler assembly, a-3136-042-a will be restored very shortly. wrpc doeshave both items in stock
SONY XE90MKII
Unit illuminates, but no audio output Unit would illuminate, but there was no audio output whentested on the bench.
SONY CFSW402
Incorrect labeling of diodes on power board. I ordered circuit board part number 1-630-079-11 to replace acracked board. when i had put all of the components from the old board onthe new one, the power supply was directly shorted. i found that theprinting on the new board reversed the polarity of
SONY CDPC70
Wire harness 2 for cdpc models, hi-fi s/b no.127 Part number 1-946-073-11 ordered as per hi-fi service bulletinno.127. the side with the four male pins on it looks like it shouldreplace the socket on the board. if it is installed that way, the cableis too short to reach. i went through all the fprs
SONY KPR46CX10
Open crt filaments in two crts, replaced q-606 Green and blue crt filaments were open. filament voltage onred crt was approximately 11v. found q-606 was shorted.
SONY STRD2020
No display No display. radio and all other functions work (audio works).