Marca | Modelo (Chassis) | Sintoma | Causa | Solução | Por: |
---|---|---|---|---|---|
Sony | KV9PT20 | FLAGGING AT TOP ON TAPES, R222 CHANGED VALUE | Flagging at top of CRT when playing back tapes on a VCR. Found VCC on IC201/pin 30 was very low. | ||
Sony | KV32XBR96S | INTERMITTENT SHUT DOWN, REPLACE T503 HDT | The unit would intermittently shut down. The problem was caused by T503/horiz drive transformer. One of the legs on the primary side came loose and was making intermittent connection. Replacement resolved problem. -HQ | ||
Sony | KV32XBR90S | THIN YELLOW LINE (V) IN THE MIDDLE OF PIX, COMB FILTER | Thin Yellow line in middle of picture. Adjusted focus andscreen controls. CRT checked ok. | ||
Sony | KV32XBR36 | DEAD SET, T501 | Set would turn on make an arcing noise and shut off. Had tobe unplugged from outlet before it could be turned on again. All B+lines fed from G board checked good. No shorted or leaky componentsfound with ohmeter test. | ||
Sony | KV32V16 | VERTICAL JITTERS, RE-DRESSED LEAD WIRES | Vertical jitters, pix jumps. | ||
Sony | KV32V16 | NO POWER, IC101 | No power, unit dead. Standby and reset 5 volts ok. | ||
Sony | KV27V15 | POWER BUT NO PICTURE, REPLACE R034 | Power on, but no Video/Audio, timer LED is blinking, no OSD. All DC voltages are ok, but no vertical drive and no video, chroma or audio on set. | ||
Sony | KV27TS36 | INCORRECT PART NUMBER OF D BOARD, NPC SUBSITITUTION | Servicer ordered replacement board A1346129A for KV-27TS36, but it was National Back order. NPC shipped A1346192A(KV27V10) for replacement. However, unit does not work. They found 5V line is causing this. -HQ COMMENTS: | ||
Sony | KV20VM20 | NO RECEPTION CABLE CONNECTOR (JACK) BROKEN | Customer reported TV had snowy picture. Found F connectorjack turned and was loose. Analysis of set found F plug defective.No continuity between pin and socket connection, inside F plug . Servicemanual exploded view pg 139, 14-2 showed F plug as pa | ||
Sony | KV20M10 | VERTICAL JUMPS, REPLACED TUNER | Vertical jumps, found video signal from tuner pin 18 was too low, 1/2 volt. - | ||
Sony | KV13VM50 | FLASHING IN PICTURE, TUNER | After warm up lines would flash in picture. Taping chassisanywhere would make symptom appear. Sprayed tuner with freeze, pixstabilized. | ||
Sony | KV13VM20 | INTERMITTENT FREEZES, CAPSTAN MOTOR | Picture intermittently freezes. | ||
Sony | KV13VM20 | INTERMITTENT POWER ON, RE SOLDERED R1807 | Power supply would intermittently not oscillate. | ||
Sony | KV13M10 | NO PICTURE AND NO FUNCTIONS, REPLACE CF001 | Unit has no function. Checked IC101 pin 15 ok, but pin 7 has no output. Checked osc pin 25, found waveform wrong and frequency. | ||
Sony | KP53S15 | FM RADIO RECEPTION THROUGH TV SPEAKERS, SEE MOD BELOW | Customer reported FM radio signal when volume was turned allthe way down or if mute was used. This happened in any mode , tuner,video etc. whether or not cables or antenna were connected. Customerlives 1-2 miles from tranmission tower. |