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Sony Repair Tips




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Search: sony
Results: 20077
Make Model Symptom Problem Solution By
SONY RME100
Using the rme-100 with newer units Will the 5 to 3 pin adapter cable 1-574-228-11 also power therme-100?
SONY CCDTR4
Unloads very slowly Unit would unload very slow but load was ok. during unloadcycle 1/2 of normal voltage is on motor.
SONY EVS900
No video on playback in pcm/mix position When playing back a pre-recorded tape with pcm and video rec-orded on it, the video and audio is ok in the (std) position only. whenswitching to the pcm or mix position, video is blanked to a white raster.audio is still ok. i found that the multi pcm t
SONY HST201
Buzzing sound Buzzing sound on all functions with the graphic equalizer con-trol to maximum and volume control to minimum.
SONY TCFX420R
Replacement capstan motor problem The technician ordered the capstan motor (p/n 1-541-239-00)with number on the motor eg-500 ad-2b and received as a replacement (p/n1-541-745-11) with number on the motor eg-530ab-2b. the new motor has thenegative terminal connected internally to the shi
SONY MHC3600
Only tuner works with remote control None of the functions work with remote control except tuner.manually all functions work normally. we found there was no sircs signalon pin 2 of ic-501 system control. following the line, i found there wasthe correct waveform on cn-101 pin 11 input at t
SONY TCDD3
Caution indicator remains illuminated after repairs are made When the caution indicator was illuminated prior to repairsbeing made to this model, it remains illuminated even after the repair ismade. this leads the technician to believe that the unit still has aproblem.
SONY GDM1936
Buzzing when screen is on When picture graphics appear on the screen, there is a buzz.the brighter the picture the louder the buzz.
SONY KPR53CX35
No convergence, replaced ic-5004 No convergence. r-5151 opened, r-5152 overdissipatedand opened. thus, no +15v or -15v to sub amps or sub-out transistors.r-5089 also overdissipated and opened. q-5001 and q-5002 checked ok.resistors r5152 and r5089 were replaced but overdissipated and op
SONY STRGX80ES
Unit inoperable and video monitor led only is on Unit is inoperable with no display, no sound and only videomonitor orange led is on.
SONY TCFX410R
No audio Not audio.
SONY CCDF30
Capacitor dries out Varying symptom and intermittent. picture is fuzzy like bador dirty v. head. playback in slow mode (lp), like servo (atf) problem.sometimes when unit is cold, there is no picture. i've encountered thisproblem at least three times with pcb replacement.
SONY TCW235
Unit will not go to syncro dubbing mode 1. play on a deck, sound is muted. 2. play on b deck, soundis ok. 3. syncro dubbing mode, high or normal speed mode, b deck will notrun. ic-701, 702 and 703 had been replaced by ssc technician.
SONY SLHF550
L-ch will not work properly on beta-hifi 1. no l-ch on pre-recorded tape. 2. distorted l-ch on self-recorded tape (and low level). this seems to be easy because you can com-pare with l-ch and r-ch. ic-1 had been changed by ssc technician. check-ed dc voltage and waveform is same on l and r.
SONY EVC3
Will only play in b/w Barely perceptible signal on playback of known good tape.determine normal rf, normal video at input to cc-24 board. essentially no output, indicates no bias pins 4 and 10 ic-001.
SONY CCDF77
Snowy picture One field is extremely low and noisy on all tapes. tracedproblem to defective rp-77 board. after replacing rp-77 board itstill had some snow. replaced upper drum assembly a-7049-306-a.
SONY CCDF401
Picture is blurry One field is missing. no improvement with head cleaning andabsolutely no rf envelope on missing field. ic-101 pin 29 does not passnoies input, rf swp is present. determine problem in rp-77 board.
SONY CCDF34
Will not eject tape Rm-95 indicates loading fault. manually released tray andfound that the back tension arm was causing the mechanism to jam. it wascaught on the wrong side of the guide pin in the left loading track.
SONY CCDTR6
No picture in camera mode No camera picture, iris failing to open and all other func-ti ons are normal. confirm iris cannot be opened manually. disassemble iris and determine substantial lubricant on lower tip of iris blade.
SONY CCDTR5
Caution light comes on during rewind Noisy erratic rewind because the tape became slack in the tapepath. the rm95 displayed 00.03 service mode error. no error was shownduring unthreading. determine multiple damaged teeth on arm assemblygear. installed no. 256, 264, 207 and 206. this re