Marca | Modelo (Chassis) | Sintoma | Causa | Solução | Por: |
---|---|---|---|---|---|
Sony | KV2647RX | POOR CHANNEL RECEPTION, REPLACE VHF TUNER | No low channels (2-6) reception. | ||
Sony | KV1952RS | INTERMITTENT SHUT DOWN, REPLACE C549 | This unit intermittently shuts down. We found C549 to bethermally intermittent. | ||
Sony | KV1920 | RETRACE LINES ON THE PICTURE | Few retrace lines were visible on upper left and lower centerof the picture at maximum brightness. | ||
Sony | KV1947R | CRT SHORTED OUT, REPLACE CRT, Q601, Q901, D516 AND R605A | No picture. CRT shorted out and in turn the followingcomponents went out: Q601, Q901, R605A and D516. | ||
Sony | KV1747RX | SNOWY PICTURE ON HIGH CHANNELS | After unit would warm up, high channels (7-13) picture wouldbe snowy. | ||
Sony | KV1711 | COLOR FLICKER | Pulsating color. | ||
Sony | KV1547R | INTERMITTENT SOUND | Sound would cut out intermittently on VHF. Unable to receiveUHF above channel 34. Found CATV/Normal switch defective. This is thesecond unit I have found with this problem. | ||
Sony | KV1500 | NO HORIZONTAL FREQUENCY LOCK | Horizontal frequency did not lock. | ||
Sony | KV1357R | PICTURE DISTORTION WHEN OPERATING ON/OFF BUTTON, D-001 | When operating on/off button, picture would either go intosnow or have severe 120 cycle hum in it. Set could not be turned off. | ||
Sony | KPR4600B | NO PICTURE, REPLACED Q-956 | Unit had no picture. Sound would vary up and down. Found LOTtransistor shorted. | ||
Sony | KP5040 | VERTICAL NOISE BAR, CONNECTION CHANGE ON R3383 AND R3384 | Unit had dark vertical line in the center of the screen, onlow channels. Disconnected resistors R3383 and R3384 where they jointogether and connected them to Pin 2 of BA-9 connector. | ||
Sony | KP4000 | POOR ON NO SOUND | This unit powered up but there was poor or no sound/picture.We found R107 on the Q board to be defective. | ||
Sony | FD30A | POOR FOCUS, REPLACED CRT | This unit had poor focus. The tube had internal shortputting 500 volts on the focus pin. | ||
Sony | KX1901 | INTERMITTENT SHUT DOWN | This unit intermittently shut down. We found the lead fromthe flyback to the HVR control to have a poor connection where the wireconnects to the metal retaining cap. The resulting arcing caused theunit to shut down. It was not possible to properly rep | ||
Sony | KX1901 | WEAK SOUND ON LEFT CHANNEL | Left channel output is lower than right channel. |