TV Repair: Common Faults and Solutions.
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Results: 87418
Results: 87418
Repair Guide: Common Issues and Fixes
| Brand | Model | Fault | Detailed Problem | Solution | By |
|---|---|---|---|---|---|
| SONY | SL2401 | Reel bearing not available | Part comes up on computer (no longer available, see s/m orbulletin). -hq comments: 3-646-185-00 (bearing and spacer) are replaced with3-646-572-00 (bearing) and 3-646-573-00 (spacer). s/b #197 will beupdated to include this model. | ||
| SONY | SL2405 | Reel bearing not available | Part comes up on computer (no longer available, see s/m orbulletin). -hq comments: 3-646-185-00 (bearing and spacer) are replaced with3-646-572-00 (bearing) and 3-646-573-00 (spacer). s/b #197 will beupdated to include this model. | ||
| SONY | SL2406 | Reel bearing not available | Part comes up on computer (no longer available, see s/m orbulletin). -hq comments: 3-646-185-00 (bearing and spacer) are replaced with3-646-572-00 (bearing) and 3-646-573-00 (spacer). s/b #197 will beupdated to include this model. | ||
| SONY | SL2410 | Reel bearing not available | Part comes up on computer(no longer available, see s/m orbulletin). -hq comments: 3-646-185-00 (bearing and spacer) are replaced with3-646-572-00 (bearing) and 3-646-573-00 (spacer). s/b #197 will beupdated to include this model. | ||
| SONY | SL2415 | Reel bearing not available | Part comes up on computer (no longer available, see s/m orbulletin). -hq comments: 3-646-185-00 (bearing and spacer) are replaced with3-646-572-00 (bearing) and 3-646-573-00 (spacer). s/b no. 197 will beupdated to include this model. | ||
| SONY | SLHF500 | Color flicker during playback | Black and white playback was ok. playback of color pix hadflicker. pin 35 of ic2 showed one complete field missing, i.e. everyother field present. it looked like no b head. | ||
| SONY | SLHF400 | Service manual correction (ic501, vi-11 board) | Schematic has an error. on pins 39 and 41 ic501, dc voltageis 2.4 for play and 2.3 for beta scan. the voltage measured at thesepins are 7.5 for play and 7.3 for beta scan. i have verified this on twounits. in troubleshooting a beta scan problem we sp | ||
| SONY | KV4100 | Part number for gear | |||
| SONY | CF303 | Missing p/n | Missing part number of stop lever. -hq comments: this part is no longer available. | ||
| SONY | STJX205 | How to power unit out of the system | What is the recommended sercive procedure for this model outof the system? this unit receives 20vac from the ta-ax205 amp. -hq comments: at this time we have no service jig for this model. onewill be developed shortly. in the meantime, a variac can b | ||
| SONY | SLHFR30 | Wavery video | Unit displayed wavery video and vertical roll during play-back, e to e tuner or video in. | ||
| SONY | SLHF300 | Pinch solenoid opens up. | We have seen several units come in with the pinch solenoidopen. replacement resolves the problem, however, we have noted that thehold line is activated when the unit is in the unload condition. thismeans that the hold line is active whenever the vcr is | ||
| SONY | D5 | Triangle waveform adjustment | No disk rotation. found ic508/sled drive to be defective.s/b #221 did not help, found a very narrow pulse on ic505/pin 13 or 14causes problem which overheats ic508. adjust rv503 until there is nopulse on either pin 13 or 14 and circuit operates fine. | ||
| SONY | CCDV8AFU | No camera output | There was no output from the camera. we found that the tim-ing generator was not working due to the master clock being inoperative.we were unable to obtain x701/os board under part #1-561-532-11. partssent were incorrect. however we did install a new | ||
| SONY | CDXR7 | Will not accept disc | The unit does not accept a disc. the problem is caused by theled c board coming loose and not shining onto the det c board. we havehad reports from wayne gavic at the minneapolis ssc of several of thesefailures. | ||
| SONY | CCDV8AFU | Distorted camera output (horizontal lines) | The camera output was not synced and produced a picture withhoriz. lines. the master crystal, x701/os-1 board was found to running atabout 26mhz instead of 28mhz. | ||
| SONY | KV3000R | Short scan | Picture pulsates narrow sweep. 150v supply down to 90v. | ||
| SONY | KV2782R | Blank area top left corner of screen, replace ic-301 | Picture blanked out top of left of screen, then go off afterone minute. | ||
| SONY | SLHF300 | Tuner/line input selector malfunction | Line/tuner (s113) seemed to work backwards. no channel dis-play when set to tuner but would record from line with no problem. whenset to line weak tuner and seemingly good channel display. | ||
| SONY | FD40A | Two versions of the mounted d board, see supplement no.2 | There are apparently two versions of the mounted d board beingdistributed under part # a-3015-311-a. they are different particularlyaround q303. lead wires are also mounted to the boards in differentspots. number printed on boards, 1-613-769-11, same |