Dicas Reparação SONY
Modelo - Chassis
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| Marca | Modelo (Chassis) | Sintoma | Causa | Solução | Por: |
|---|---|---|---|---|---|
| Sony | TVP-GEN | NO CABLE OPERATION THROUGH CABLE BOX | United Artists cable sends a signal periodically to the cablebox. If the cable box doesn't get a signal from the cable company, itgoes to error (sticks) to the cable company menu. With our TVs and withthe AUX position you only have a signal going to th | ||
| Sony | CCDTR4 | INCORRECT SERVICE BULLETIN NO. CAM0144R1 | Camera service bulletin No. CAM0144R1 transposes the new andformer chassis assembly diagrams. The former is actually the one with thescrews while the new version has the pin. -HQ COMMENTS: Thanks for the information. We will issue a revision. | ||
| Sony | CCDF55 | VTR SECTION IS TOTALLY INOPERABLE | When SS-100 bd, was flexed, unit would load, unload andeject only. No DC voltages on pins 27 & 28 of IC-901, as there was novoltage on the collector of Q-904. | ||
| Sony | XM3520 | PROTECTOR LIGHT COMES ON IMMEDIATELY UPON POWER-ON | Unit will come on but will go to protect mode right after turnon. | ||
| Sony | KPR53EX20 | THE WORD VIDEO IS DISPLAYED WHEN NO VIDEO IS INPUTED, NORMAL | SSC field technician reports two incidents of the following:In video one mode with no signal input the ON screen display remains ON(with jitter of course) but will go off as soon as a signal is applied. Acustomer complaint is involved. What answer do we | ||
| Sony | KV27XBR10 | RASTER BLANKED, REPLACED Q-716, AND R-744 ("C" BOARD) | No RGB outputs. Confirmed picture was muted. CheckedV-blanking pulse from IC-301 traced to Q-716 on C board. Also noticedR-744 was blown. | ||
| Sony | KV27XBR50 | PICTURE IS SMEARED WITH INTERMITTENT LOSS OF COLOR, IC-1303 | The picture appeared to be smeared with intermittent loss ofcolor. The same sections of the picture looked negative. Reportedlycaused by lightning damage. The waveform at IC-1302/pin 28 on the Bboard looked good but had distorted Y signal at pin 26. | ||
| Sony | KV27HSR10 | HORIZONTAL OUTPUT TRANSISTOR SHORTS OUT, REPLACE C-522 | Q-503 (horizontal output transistor) shorts out after beingreplaced (instantly). Disconnecting Q-503 collector restores 137V line.With the transistor in circuit the line goes to 0VDC. | ||
| Sony | KV27XBR55 | NO COLOR/CANNOT ADJUST COLOR | No color and cannot adjust color. Using remote to adjustcolor would shut unit off. | ||
| Sony | SLV686HF | NO SOUND AND UNSTABLE PICTURE FROM RF OUT WHEN COLD | Unstable audio on RF out until unit warms up. Line out signalis ok. | ||
| Sony | WM7 | CONSTANT AUTO REVERSE | Unit only works with headphones. If customer hooks up unit toamplified speakers, home stereo, or 2 piece wireless headphones, the unitwill constantly auto reverse. Customer no longer has original remotecontrolled headphones and they are no longer avail | ||
| Sony | CCDV101 | ADJUSTMENT SCREW ON DRUM BASE ASSEMBLY | |||
| Sony | CCDF401 | UNIT WILL NOT COME ON | Unit would not power on. Checked IN/OUT data on the VK-14board and found distorted data. Traced problem to shorted zener diodeD-517, (K-in 2 output). Checked another board and found no zener diodeson the data lines. It seems Japan eliminated the diod | ||
| Sony | EVS550 | ADJUSTMENT PROCEDURE NOT CORRECT: SB CSV-2 188R1 | Per servicer, the adjustment procedures of the EV-S550 is notcorrect (see 9-4-2) switching position adjustment CM-13 board and mech-anical adjustment 8-1-2 adjustment preparation. Unable to translate. | ||
| Sony | CFS903 | THRUST RETAINER DOES NOT CONTAIN NYLON BUTTON RETAINER | FPR M1569 states that this unit does not contain thrustretainers for the flywheels. Jeff Choate from San Francisco indicatedthat he has a unit that has a worn nylon button on ref. 118 (page 15 ofS/M) which retains flywheel ref. 131. When ordered from K |