TV Repair: Common Faults and Solutions.
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Results: 87427
Results: 87427
Repair Guide: Common Issues and Fixes
| Brand | Model | Fault | Detailed Problem | Solution | By |
|---|---|---|---|---|---|
| SONY | SPP100 | Call waiting | A couple of customers have complained that while using theirspp-100, (call waiting) signals a second caller, they retrieve that callerbut then loose the original caller upon returning. this has been con-firmed by one ot our employees with call waiting. | ||
| SONY | ITK300 | Wrong value for r118 in manual | R118 is shown as 4.7k in manual, but is really 47k in theunit. -hq comments: thanks for the information. | ||
| SONY | SL250 | Not able to adjust tracking | Capstan speed problem. | ||
| SONY | SLHF500 | Tuner inoperative | Tuner working improperly with input select switch.tuner -no video (tuner)-blank screen no tuner numbers on display- blank (no display). ic301/16 tm52 bd. voltage 1.13v no sound.line/pcm -video on monitor and display showed channel 2. | ||
| SONY | FD10A | New flyback transformer uses no silicore sealant | New replacement parts are different from original. -hq comments: thank you for your report. i contacted japan, and theyare checking the part compatibility. we anticipate the reply shortly. iwill inform you of the solution as soon as i receive it. pe | ||
| SONY | ITA550 | Unit intermittently eats tapes, ogm and icm | A few units came in the service center with tape wound aroundthe flywheel, both ogm and/or icm. after removing tape, machine works ok.all machine torque seems ok. problem seems to be part number 117(chassis assembly, mechanical) where idler arm with ge | ||
| SONY | D10 | High-pitched noise during play | There is high-pitched noise during play. the worm gear on thesled motor is turned back and forth intermittently, as the unit plays.the waveform at a negative pole of the sled motor is unstable. i have hada few units with this symptom. | ||
| SONY | CDXR88 | Unit was dead | Dead. when i shorted across ic514 everything worked for awhile (several minutes). progressively, the unit would lose its func-tions, go into mute and then give an irratic display. pin 1 ic514 wouldstart out, after being pulled high, at 5.2v then slowl | ||
| SONY | WMF63 | Failure of take-up spool | Numerous units eating tapes. one spool fails to take up.grinding noise is heard. play lever pops out of mounting rail - motorfails. takes about 1 hour to rebuild unit. -hq comments: thank you for your information. we have reported thisproblem to tok | ||
| SONY | WMF73 | Failure of take-up spool | Numerous units eating tapes. one spool fails to take up.grinding noise is heard. play lever pops out of mounting rail - motorfails. takes about 1 hour to rebuild unit. -hq comments: thank you for your information. we have reported thisproblem to tok | ||
| SONY | SL5600 | Very coarse picture in playback, self-recording worse | Playback of known good recording shows dc shift of video sig-nal every other horizontal line. ic001 and ic007 were replaced. foundic005 defective causing a switching signal to appear at ic001 pin 8, evenin playback. | ||
| SONY | CCDV3 | No picture in viewfinder | The unit had no picture in the viewfinder, all other functionsworked fine. | ||
| SONY | CCDV1 | Unit will not turn on | The unit would not power up. we found the dc-dc converter(dr201) inoperative. turn on and unreg. was present but there was nooutput. | ||
| SONY | KXM120 | Service manual missing part number, 1-536-941-11 | No part number for (video in) jack. part is not included aspart of (u) board or terminal block (page 8 of s/m, ref. no. 10 and 11). | ||
| SONY | SLHF900 | In audio e-e | No audio e-e, playback low audio and distorted. no -70vdc atpin 7 ic606 af-9 board. c008 hp-12 board short. | ||
| SONY | CCDV220 | Unit works with a/c adaptor but not battery | Camera would function fine with 5v regulator but not withbattery. with battery there was no initialization. no vtr/on pulse orsystem reset pulse. | ||
| SONY | EVA300U | Intermittent shutdown | Unit shuts down intermittently. | ||
| SONY | XR6200 | Error in service manual part number | All dta114ts in unit. old 872990439 dta114ts new 872990434 dta114ts | ||
| SONY | XR6250 | Error in service manual part number | All dta114ts in unit. old 872990439 dta114ts new 872990434 dta114ts | ||
| SONY | XR6150 | Error in service manual part number | All dta114ts in unit. old 872990439 dta114ts new 872990434 dta114ts |