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Modelo - Chassis
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| Marca | Modelo (Chassis) | Sintoma | Causa | Solução | Por: |
|---|---|---|---|---|---|
| Sony | TCFX707R | NO TAPE TRANSPORT OR INT TAPE TRANSPORT | No tape transport or int. tape transport. | ||
| Sony | TCK60 | PART NUMBER MISSING | When ordering tape counter for TC-K60, Service Manual showspulley attached to the counter, however when received the pulley is notwith counter. | ||
| Sony | KX2501 | C709 ON "C" BOARD REVERSED | In troubleshooting routine, I noted that C709 polarityindication on the PC board is reversed, likewise on the service manual.The positive element is shown going to GND. This is incorrect. -HQ COMMENTS: We will publish correction on this. | ||
| Sony | XO5 | REV PLAY PROBLEM | When in reverse play the forward reel would be engaged andturning against reverse reel, therefore tape did not move. | ||
| Sony | CDX5 | UNIT WOULD NOT DROP DISC INTO PLAY POSITION | Unit would take in disc but would not drop disc into PLAYposition, the disc would then be ejected. This problem would occur onlyabout 50% of the time. | ||
| Sony | KV2680R | INTERMITTENT SHUT OFF, COLD SOLDER ON C-1182 | Power relay would intermittently begin to chatter and setwould lose raster and audio. The 18.9 volt line would drop to approx.14 volts when this happens. Found one leg of filter C1182 had a coldsolder connection. | ||
| Sony | PSFL9 | ECCENTRIC LOADING GEAR | Loading gear was slightly eccentric which cause the module todrag when loading. | ||
| Sony | PSFL9 | NO FUNCTION CONTROL | No function control and erratic display. | ||
| Sony | KV1205 | POOR COLOR LOW BRIGHTNESS, REPLACED C801 | Picture looks like gray scale off, as with bad picture tube.Screen voltage to C board reads 700V, should be 900V. B+ to C board reads117V, should be 178V. Brightness control will not turn brightness downall the way. | ||
| Sony | WMF10 | SPEED WAY TOO FAST (INTERMITTENT) | The speed in play would intermittently increase drastically.Flexing the main board in the servo area would cause the problem to comeand go. | ||
| Sony | KV2680R | NO VIP OR TIMER FUNCTION, V SIZE ADJ CURED VIP | Intermittent VIP, sometimes no VIP function at all. | ||
| Sony | KV2654R | BURNING R608, REPLACED D604 | R608 gets very hot and opens up in few hours. Found D604leaky, had to unsolder the diode to find it was defective. | ||
| Sony | KV1770 | PURITY PROBLEM | This unit came in twice for purity problem. Several times theunit was degaussed at the customer | ||
| Sony | CFS3000 | BENT BUTTON ASS | Bent button assy on left side where PLAYBACK and RECORDbuttons are locked. | ||
| Sony | TAE20F | ONE CHANNEL WEAK | The right channel volume level was excessive due to aninternal short (115 ohms) to ground thru the case of the control. Thismade the gain of IC251 too large due to the reduced negative feedback fromthe tone controls. |