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MarcaModelo
(Chassis)
SintomaCausaSoluçãoPor:
SonyCDP297WON'T LOAD THE DISK INTERMITTENTLY Unit will not load the disk.
SonyTCWR97ESUNIT DEAD, FOUND OPEN R-703 Found R-703 (1219-154-11) open. Replaced resistor and unitchecked out fine. After turning unit on and off several times, R-703opened again. Found excessive AC waveform on R-703 when unit was turnedoff. C-701 appeared shorted in circuit but out of circu
SonyCCDTR4NO RECORD CAMERA CHROMA Had E to E color but when recorded and played back tape it hadno color. Prerecorded tape had color.
SonyCDX5180CD SECTION INOPERABLE, TUNER OK CD would not play. Service mode displayed error code 11F0.
SonyCCDFX410RAINBOW STRIPED CAMERA VIDEO CCD was missing the V-2 signal (CN-801 pin 8). Checked pin 17IC-804 V2 missing check pin 3 XV2 signal missing checked pin 30 IC-801XV2 missing. Checked pin 44 (XSH2) & pin 34 (XSG2) of IC-801 ok.Checked DC voltage pin 30 (IC801) should be 0.2 volts but
SonySTRD1090FRONT PANEL PCB LOOSE Unit is received with front panel loose. When you open panel,there is a metal bar (not listed in service manual) holding the bottomof the PC board in place. The PCB feeds itself from this bar bending thebar and making function/reset/sound effect switch
SonySLV373UCNO TUNER AUDIO AND NO AUTO PROGRAMMING Unit had no tuner audio and also could not auto program.Traced problem to defective IF block.
SonyKPR53EX20BURN SPOTS ON ALL CRTS, OPEN R-519 Servicer reported three damaged CRTs in customer set.Troubleshooting of set revealed that R-519 was open.
SonyKPR46EX20BURN SPOTS ON ALL CRTS, REPLACED OPEN R-519 Servicer reported three damaged CRTs in customer set.Troubleshooting of set revealed that R-519 was open.
SonyKPR46EX25BURN SPOTS ON ALL CRTS, REPLACED OPEN R-519 Servicer reported three damaged CRTs in customer set.Troubleshooting of set revealed that R-519 was open.
SonyCDPH3600NO AUDIO/SUB "Q" Unit would focus, track and spin the disc but there was noaudio or sub Q information. The problem was caused by a defectiveIC-201 (digital signal processor).
SonyXTC100WON'T TUNE, NO AUDIO (JUST HISS) Unit won't tune in (just static) intermittently.
SonyCCDFX410NO FORWARD DIRECTION No forward direction the reverse is ok. Chu in Costa Mesatold me he had the above problem and found cold solder joint on the takeup reel sensor.
SonyCDX4040LAMPS STAY ILLUMINATED WHEN "ACC" IS SWITCHED OFF Lamps and display stay illuminated when the vehicle's ignitionis turned off.
SonySTRGX67ESAC BUZZ IN CENTER AND REAR LINE OUTPUTS Unit had AC buzz on center and rear line output jacks at allvolume settings - unit in Dolby Pro-Logic normal mode.



Assistência TécnicaAs dicas apresentadas destinam-se a técnicos de eletrónica, a tentativa de reparação ou assistência sem ter conhecimentos de eletricidade e eletrónica, podem provocar danos mais graves aos equipamentos e, devido a tensões muito elevadas em alguns circuitos, graves danos fisicos que podem constituir um risco em determinadas reparações.

Não arrisque reparar equipamentos com tensões elevadas se não tiver conhecimentos técnicos para o fazer em segurança.

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