Sony TV Repair: Common Faults and Solutions.
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Results: 20067
Results: 20067
Sony Repair Guide: Common Issues and Fixes
| Brand | Model | Fault | Detailed Problem | Solution | By |
|---|---|---|---|---|---|
| SONY | PSLX510 | Flickering led | Locked led will flicker after 15 minutes to 2 hours ofplaying. heat or cold seems to have no effect. ic101, ic102, ic103 havebeen replaced. unit is still intermittent. -hq comments: use 100Ω resistor in place of r284, or put 220Ω inparallel to | ||
| SONY | PSLX500 | Arm motor produces noise on output | Arm motor moves eratically producing a thumping noise in thespeakers, especially audible on low recording or classical records.tracking error adjustment does not change anything. -hq comments: verified the problem thumping noise, frequency 10-15hz,becam | ||
| SONY | HMK3000 | P/n not in manual | Torque converter for rew and ff motor is not shown on partsmanual. please supply part # if available. -hq comments: please replace the motor as an assembly x-3564-015-0since the converter (gear) is press-fit. | ||
| SONY | CFS300 | Replacement parts have changed | A technician ordered the side plate for the handle with thep/n 3-313-604-00. the new part has different shape and it cannot fitin the handle. -hq comments: production changes have been done on both side plateand handle bar. please order three parts: | ||
| SONY | CFM15 | Replacement parts not correct | Customer ordered replacement parts from kansas city, but partsreceived were not identical to original parts. -hq comments: there has been a production change of mechanical trans-port. we will issue a t/n as soon as we get details from tokyo.meanwhile p | ||
| SONY | CDP200 | Misadjusted thrust screw | Intermittently the unit would not eject the disc. we foundexcessive thrust play in the shaft of the chucking motor to be theproblem. this permitted the worm to bind with the chucking gear.adjustment of the thrust screw resolved the problem. -hq commen | ||
| SONY | CDP101 | Noise in left channel | Whistle on left channel. audio thru headphone output but not thru line out. | ||
| SONY | WMF5 | Missing part number | Unavailable p/n or description in manual for walkman holster. | ||
| SONY | WM10 | Different size washers | When replacing part #358 and #363 you must leave out washer#346 or the unit will not rewind because gears will not mesh. | ||
| SONY | WM10 | Replacement parts have been changed | In the course of repair, it was necessary to replace chassisassy, motor p/n x-3315-312-0 schematic ref. #363. this part is replacedby chassis ass'y motor p/n a-3133-195-a. 1) no bearing 3-315-387-01 issupplied making it necessary to remove old bearing | ||
| SONY | TCFX505R | Worn thrust bearing | The unit would intermittently produce large amount of wow &flutter in the reverse direction. we traced the problem to the capstanthrust bearing. the plastic had lost its spring and was permittingexcessive thrust play. | ||
| SONY | TAV7 | P/n error in manual | P/n for ic401 is incorrect in manual. ic401 = upd553c244p/n per manual 8-759-101-01 = cx10032correct p/n 8-759-101-10 = upd553c244 -hq comments: we will issue a t/n and s/b. | ||
| SONY | STRVX550 | Processor lost memory | At approx. 30 day intervals, this ic would lock-up in itsprogram and require a manual resetting. this occurred even after itsreset and hold periods had been changed by 0.22mfd capacitors. | ||
| SONY | STRVX6 | Missing p/n in manual | Part number for c801/c802 4700ufd 63v not listed in s/m. -hq comments: please note c801/c802 p/n for 4700mfd 63vdc mainelectrolytic capacitors. p/n is 1-123-302-00. we will issue a t/n soon. | ||
| SONY | STRVX6 | Temperature sensitive components | Intermittent noise in fm mode only, noise will last for 10 to40 seconds in the first hour of use. after an hour the unit will notexhibit this problem again while playing. | ||
| SONY | STRVX4 | Bad c854 capacitor | The tuner control acted erratically. sometimes the displaywould show 77mhz/fm at turn on. at other times the memory scan would beerratic. we found the reset pulse at pin 7/ic401 to be insufficient.the trouble was traced back to c854 which had dried ou | ||
| SONY | RS20 | Malfunctioning rotating det | The unit does not rewind all the way to the beginning of thetape, when trying to record ogm. then the tape stops and the ready led(d601) blinks and a beep sound is emitted. | ||
| SONY | PSLX500 | Incorrect connection of phono ground | When setting volume about half way up, we hear a buzzing soundfrom right channel only. the ground lead of right channel cartridge leadis connected to ground of system control board ground. we are picking upmicroprocessor noise via this ground lead. | ||
| SONY | MTL10 | Loading mechanism jams | After a month or two, the loading lever does not enter intothe groove on the cam gear. this in turn causes the loading mechanism tojam and subsequent inoperation of the unit. -hq comments: check for slippage between gear a (item no. 3), o-ring(item no. | ||
| SONY | CFSF11S | Play mode will not operate | Unit locks up when put in play. head deck appears to bebinding. everything seems to be free when taken apart. need operationalprocedure and troubleshooting guide. -hq comments: check if the nr slider moves. if not, check the fwd camgear and the reve |