Dicas Reparação SONY
Modelo - Chassis
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| Marca | Modelo (Chassis) | Sintoma | Causa | Solução | Por: |
|---|---|---|---|---|---|
| Sony | EDV9500 | PROBLEM ON NEW VIDEO HEAD | After replacement head was installed, the RF envolope from onehead was very low. Lapping head for 10 seconds restored proper operation. -HQ COMMENTS: New video heads will sometimes have sharp edges, andwill pick up oxide from the tape surface. Lapping | ||
| Sony | STRD2010 | INCORRECT PART NUMBER T-901 | Part number listed in the manual is incorrect. | ||
| Sony | KV27HSR10 | NO PICTURE, TROUBLESHOOTING METHOD | As you may have noticed, when servicing this and other unitsusing this particular IC-301, RGB lines at the IC level are blanked any-time the C board is disconnected. The main reason for this blanking isa cathode current detect line (IK). When the unit | ||
| Sony | XR7070 | CORRECT PART NUMBER FOR Q325 | What is the correct generic and nine digit part number forQ-325? The schematic calls for a 2SB-1132. However, in the parts list,it lists Q325 as a 2SB-1175HFE. The transistor is a chip component, andthe only markings on it are AB. What part is suppos | ||
| Sony | SPP300 | NO DIAL TONE - Q610, Q611 | Unit will not work. | ||
| Sony | CCDF77 | PICTURE BREAKS UP AFTER WARM-UP | Picture breaks up after playing for a few minutes. If youspray component freezer on IC-201 picture comes back. | ||
| Sony | CCDF45 | AUTOFOCUS SEARCH TO INFINITY | Autofocus searches to one direction and passes thefocusing point to infinity. | ||
| Sony | CVPG500 | POWER SUPPLY FAILURES | We seem to be experiencing many failures of the PS-2 board.These failures are centered around T1 and T2 as well as R24 and R03.We have not yet determined the cause of these failures.TO TOKYO: Have you experienced any failures of this nature, if so have y | ||
| Sony | CCDF77 | CANNOT PERFORM BATTERY DOWN ADJUSTMENT | Battery down adjustment could not be performed. Founddefective IC-501. | ||
| Sony | EDV9500 | DOG UNIT FROM BUBANK | Unit wold loose color in que and review in BI mode. | ||
| Sony | CCDTR5 | SMEARING VIDEO TITLES | Video titles for superimposing are smeared. They do notappear sharp and defined. | ||
| Sony | CCDM8U | COLOR BARS IN PICTURE | Color bars in picture after recording. | ||
| Sony | KV2790R | PICTURE DRIFTS OUT OF COLOR, REPLACE R-242 | Picture drifts out of color and slightly off channel as setwarms up. Set in use 2 - 3 years. | ||
| Sony | SLV575UC | NO CTL | No auto-tracking lock. Playback CTL pulse from pin 18 IC-402on the MA-62 board is missing. it should be a 5Vpp square wave. Thereason is pin 17 of IC-503 micro should go high closing the switch onIC-401 pin 12. The switch is open. This is the second | ||
| Sony | STRAV910 | NO SOUND FROM SURROUND OUTPUT | No sound from surround speakers. |