Marca | Modelo (Chassis) | Sintoma | Causa | Solução | Por: |
---|---|---|---|---|---|
Sony | D12 | NO AUDIO | No audio, through troubleshooting I noticed that there wasn't-1.75V at pin 7 (WCLK1) of IC-301 (D/A converter). Tracing this line backto IC-601 (signal processor) pin 79 (WDCK), I found a poor solderconnection. | ||
Sony | SLV555UC | DURING RECORDING PICTURE BLANKS OUT | The unit was loosing CTL pulse during record. The picturewould blank out during playback. | ||
Sony | CCDF55 | NO COLOR IN PLAYBACK | No chroma RF at pin 42 of IC-203 (Chroma Process). Lostsignal at C-325. | ||
Sony | KV20EXR10 | DISTORED PICTURE, REPLACED IC-301 | Distorted picture, display stretched off top of screen. Soundwas fine. Second unit of same model had no color, perfect black and whitepicture. | ||
Sony | KP5040 | CLEANER FOR SCREEN | What is the part number for the cleaner that can be used onthe screen? -HQ COMMENTS: Part number for the cleaner/Protectant is T-999-112-41.This cleaner must be used with caution. Use only on the stand alonescreens such as with the KP5040, do not use it | ||
Sony | KV27TS30 | MILD PIECRUSTING/HORIZONTAL TEARING, REPLACE C-501 | The set exhibited a mild form of piecrusting which gotprogressively more pronounced as the unit heated up. We found the problemto be C-501 which is used to decouple the B+ line from the horizontal andvertical oscillators. Replacement resolved the probl | ||
Sony | CVPG500 | NO POWER | No power. | ||
Sony | SPP320 | NO CHARGE | Two incidents of bent battery contact springs. | ||
Sony | KV32XBR70 | SHORTED HORIZONTAL OUTPUT TRANSISTOR, REPLACE IC-301 & H OUT | Set would turn on with a high squeal then shut down.Eventually it shorted the horizontal output transistor. I belive the Hor.Freq. was too high. | ||
Sony | SSU501AV | CRACK ON CABINET | Cabinet comes apart at top corner. Glue was used only on the 4corners which hold back cover. It needs glue all around as on new cabinet. | ||
Sony | STRAV910 | LOW LEVEL HUM | Low level hum. Tightening the screws which attach the PCboard to the chassis seem to clear the problem. I have received manycomplaints relating to this. | ||
Sony | STRAV1010 | LOW LEVEL HUM | Low level hum. Also pertains to serial numbers 807558 and804110. | ||
Sony | STRAV1020 | DISTORTED SOUND | Distorted right channel audio in surround mode. | ||
Sony | KV27HFR | NO ON SCREEN DISPLAY, LEAKY D-121 | No on screen display. | ||
Sony | XR6180 | NO AUDIO | All functions ok. Unit had no audio output. |