Dicas Reparação




Modelo - Chassis


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MarcaModelo
(Chassis)
SintomaCausaSoluçãoPor:
SonyITA750
DOES NOT ANSWER INCOMING MESSAGES Will not answer incoming messages/noise over the line. Allother functions ok.
SonySPP115
NO DIAL TONE No dial tone.
SonyTCDD3
AC ADAPTOR HUM Unit produces a loud hum through stereo speakers when using ACadaptor. Hum is not present when using battery. Customer uses profess-ionally. Although unit is Hong Kong model (100V), customer had same pro-blem with seven different units from his dealer
SonySLVR5UC
INTERMITTENT PB OF SELF RECORDED TAPES.--INTERMITTENT CTL Intermittently the VCR will not record CTL. The VCR was al-ready modified per service bulletin No. VID0150. Playback CTL was fine.
SonySLV272UC
TAPE COUNTER DOES NOT OPERATE IN FF/REW MODES The tape counter would not increment/decrement in FF/REWmodes. Play forward search and reverse search the counter operated nor-mally.
SonyGV200
UNIT SHUTS DOWN AFTER 15 SECONDS Unit has picture when first turned on and quits after 15seconds. Checked dc voltages at CN-901 all voltages are there, triedDC-AC inverter and still the same problem. Open tube unit and physicalexam shows black burn in the end of the tube.
SonyTCDD3
NO EJECT Unit will not eject.
SonyCDPC205
DISK TRAY PLAY Disk tray has too much play allowing chucking pulley to scrapeagainst chucking arm.
SonyCCDV101
PART NUMBER FOR COVER ASSY, GEAR The above part number when entered in Kansas City and RPCdoes not register. Can you please check if this is the correct number?
SonyCVPG500
UNIT WILL NOT GO INTO PRINT MODE The unit was serviced by another servicer and initially wasin test mode. After test mode was discovered the unit would memorizevideo, but would not print out the memorized picture. The microprocessorhad been changed by the other servicer as well as the
SonySTRAV1000
NO POWER Unit was received inoperable. Upon checking IC-301, founddata pulses on pins 51, 52, 53 and 64 without any switches being pushed.GEQ Data and clock line always had data on them but I/O data did not. Myconclusion was IC-301 and IC-404 were not communica
SonyCDX7580
CD WILL NOT LOAD CD will not load and display changes to CD mode. But it willnot take in disc.
SonyCDP391
NOISE IN AUDIO Set has Digital noise at low level in audio. Sounds likephono cracks, snaps and pops. Replaced Ram IC, D-A converter IC and DSPIC. It still has noise.
SonyCDP291
NOISE IN AUDIO Set has Digital noise at low level in audio. Sounds likephono cracks, snaps and pops. Replaced Ram IC, D-A convertor IC and DSPIC. It still has noise.
SonyKV32XBR70
ONLY VIDEO 1, VIDEO 2 AND VIDEO 3 BUTTONS ON RM-762 WORKED Video 1, 2 and 3 buttons on RM-762 worked on KV-32XBR70 butnothing else worked. On front controls of TV all manual functions worked.D-05 and D-07 checked good but upon replacing unit worked.


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