Marca | Modelo (Chassis) | Sintoma | Causa | Solução | Por: |
---|---|---|---|---|---|
Sony | KV2649RX | POOR FOCUS ON THE SCREEN, REPLACE T861 | Set had poor focus on right side of screen (about 4 inches).By tapping T-861, the focus would get worse or better. | ||
Sony | KV2649RX | NO FUNCTION, REPLACED D021 | Set cannot be turned off, except by the master switch.Channel up/down, volume up/down, picture, color etc. do not work. FoundD021 leaky. | ||
Sony | KV2649RX | MISLANDING, REMOVED SHORT | When viewing pix at low brightness, the edges of the rasterappeared reddish in color. Inspection revealed slight distortion in redinput signal to video drivers. I found the output terminal on the AVboard had a lead shorting to the junction of R12 and R | ||
Sony | KV2649R | NO VERTICAL DEFLECTION, REPLACE C508 | The set had two problems. No vertical deflection. Thewaveform at Pin 7, IC502 was pulsing, all the voltages were fine. FoundC508 had a 47uF instead of a 1uF that the manual calls for. The secondproblem was no high band. Found the UHF and VHF output | ||
Sony | KV2649RX | IMMEDIATE SHUT DOWN, REPLACED HVR BLOCK | Set would come on and immediately shut off. | ||
Sony | KV2649RX | DEAD, REPLACED H OUT TRANSISTOR | Set came in dead. Found horizontal output shorted. | ||
Sony | KV2649RX | DARK PICTURE, ADD CAP TO C546 | When viewing scrambled channels using the Jerrold cableconvertor box, the picture is very dark with smeared reds. | ||
Sony | KV2649R | INTERMITTENT FADE OUT, CLEANED CRT PINS | Picture would fade out to a dark raster, very intermittent.All voltages checked OK. | ||
Sony | KV2649R | LOSE COLOR, REPLACE X001 | When unit was turned off/on color would lock in. Turn off/onagain and you would lose color and the channels would not change. | ||
Sony | KV2649R | NO SOUND, REPLACE IC605 | No sound in left or right channels. | ||
Sony | KV2649R | INTERMITTENT POWER ON/OFF, REPLACED D021 | Intermittent power on/off. Customer controls erratic.Found D021 leaky on MT board. | ||
Sony | KV2649R | VOLUME LOW, REPLACED T205 | At maximum volume setting, the volume was about 1/3 ofnormal. Inspection of sound output signal at Pin 14, IC201, revealed avery low level signal. | ||
Sony | KV2649R | DARK PICTURE, OPEN R541 AND SHORTED C531 | Dark picture, slight retrace lines. No screen voltage toCRT G2. | ||
Sony | KV2649RX | BAD RECEPTION ON CABLE | If the cable signal coming into the distribution amplifierbeing used by the dealer is disconnected and reconnected, the channels onthe KV-2649RX come back extremely detuned, and can only be received if youaccess another channel and the set is OK. -HQ CO | ||
Sony | KV2649R | NO POWER AND TUNING OPERATION, SHORTED D021 ON MT BOARD | Unit could not be powered off nor any channels changed,display locked on channel 11, reception was normal. |