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Sony Repair Tips




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Search: sony
Results: 20073
Make Model Symptom Problem Solution By
SONY TCW365
No display lights - reattached display cable No display lights.
SONY TCK461
High wow & flutter High wow & flutter.
SONY STRGX900ES
No sound in sound field modes - replaced ic404 The unit will not work with the sound field modes, only withthe direst pass on. traced active digital signal to input of ic404.output pins 25 &27 produced only square waves.
SONY STRGX900ES
Right channel not working - resolder rv502 Rv502 balance control had bad solder, no right signal to volume.
SONY STRD665
Unit in protect - reconnected vol board Found volume m board disconnected for main board.
SONY STRD665
Dead - replaced syscon ic201 Unit dead. due to syscon, cpu/ic201 loading the 5 v line.
SONY STRD2020
Right channel is weak - replaced vol control The right channel is noticably lower in volume when referencedagainst the left channel.
SONY SSM930
Horizontal off frequency, q702, l701, and c712 Horizontal frequency high. found unit had been worked on.replaced q702 (hor osc.) and l701 (hor. osc adj. coil) further checkingfound c712 (between b&e of q701) open. -solution :replaced c712 and adjust l701.
SONY SAW441
One channel out - resoldered ic601 One channel out.
SONY HCDH605
Tape deck won't work with remote - normal Customer may complain that the tape deck won't work with remote (cannot switch between deck a and b with remote). if deck a was playing, or in stop mode, and deck b button on the remote is pressed, deck a will not stop or
SONY HCDH605
Missing tray in cd - replaced missing tray Unit came in with no number 5 disc problem. discovered notray in #5 tray holder. no evidence of previous servicing.
SONY HCDD550
Cust smelled smoke from unit when used headphones Found r1222,r1223,r1272,r1273 cooked, but still 1.5kÛ
SONY HCDD260
Cd chassis not supplied Part 157 fits on shaft onto cd chassis, this shaft broke off, need chassis which is not supplied. need to know if we can get this chassis or not for future units.
SONY DTC790
Unit won't play tape - reinstalled pm-903 mounting screws The unit will load the tape but it will not play.
SONY CDPC745
No output - resoldered ic301 Unit would read a disc and play but there is no soundoutput.
SONY XR3200
No power, no display Unit had no power and no display. followed service bulletin# 355r1 to make modification on main pcb. unit still didn't work. foundon service bulletin back page, item #4 (r713 22k change from metal chipto carbon resistor) was already done. resistor
SONY MDXC150
Binding opt block assy New optical block did not slide smoothly after installing inmd chassis. found guide on opt. assy. was binding on the shaft (the guidefarthest away from lens, and which has two prongs that fit to sl2 shaft,(ref 158).
SONY MDX60
Noise in between tracks and during quiet passages. Audible noise may heard in between tracks, and when audiopassages are at low levels.
SONY MDX400
Static noise in between songs (found ic301 defective) After unit played a while, would make a popping and static noise in between songs. noise sounded like digital noise on headphones.it was more noticeable when you ams'ed between tracks.
SONY MDX400
Finish rubbing off on buttons The finish on buttons rubs off easily. -hq comments: thanks for sending us the sample we are sending it totokyo. -update (1/11/96): sony europe has seen the same problem. tokyo hasacknowledged the problem and is preparing a parts kit with improvedbutt