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Modelo - Chassis
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| Marca | Modelo (Chassis) | Sintoma | Causa | Solução | Por: |
|---|---|---|---|---|---|
| Sony | ICF9740W | NOISY VOLUME CONTROL | Noisy volume control, worst at low end of range. Tech. claims4-5 units/month for last several months. | ||
| Sony | KV2680R | INTERMITTENT MUTING, REPOSITION JUMPER WIRE | Two units having intermittent muting problem and missing partsof words, sometimes sounded like distorted audio. This problem developedon units that had repairs performed on X board and the original positionof jumer wire from point B to point B (connecti | ||
| Sony | CCDM8U | NO LUMINANCE ONLY COLOR | No luminance, only color. | ||
| Sony | CCDM8U | DOES NOT EJECT TAPE | Unit does not eject tape fully out of cassette compartment. | ||
| Sony | CCDM8U | PICTURE LOOKS RED AND WASHED OUT ON OUTDOOR SCENES | Found iris was stuck in open position. | ||
| Sony | XR747R | LOCKUP OF MICROPROCESSOR | Unit locked up. Stuck on 530AM. No buttons had any input. | ||
| Sony | VCL4058 | USE OF 4X TELECONVERSION LENS WITH 8MM CAMERAS | Can VCL-4058 be used with 8mm cameras? -HQ COMMENTS: We have checked with Tokyo and they have advised us asfollows: CCD-V8AFU, V110 - Compatible V8, V3 - Not Compatible | ||
| Sony | CCDV8 | NO CAMERA POWER | Camera DC-DC converter (DR902) goes dead when AW-1 board isconnected to it via CN702. -HQ COMMENTS: Lift each wire from CN702 (one at a time) until you canisolate which voltage is being pulled down. Check for shorted 2V or 3Vregulator circuit on AW-1 b | ||
| Sony | BMC550 | NO CAPSTAN OR DRUM ROTATION | Pressing record button, no capstan or drum rotation. Allsignals from system control OK. Found no output from Pin 12 of IC201,CS-5 board. IC201 was defective. | ||
| Sony | BMC660 | UNIT WILL NOT WHITE BALANCE UNDER MERCURY VAPOR LIGHTING | Customer taped outdoor football game under mercury vaporlights. Unit would not auto-white balance and would not produce any redcolor during playback. -HQ COMMENTS: I contacted Tiffen Mfg. and they suggested a combinationof #50 RED, #20 YELLOW, and a #2 | ||
| Sony | STS555ES | OUTPUT WAS BEING MUTED INTERMITTENTLY | Unit would intermittently activate mute relay. Also, stereolight would flicker. Checked discriminator and MPX VCO. Both were withinspecs. Control signal causing mute circuit to activate came from micro-processor. Further tracing found mute output fr | ||
| Sony | KV1981R | CANNOT TURN OFF SET, REPLACE IC103 | After set on for a couple of hours press power button pixgoes black then comes back. Picture setting is at minimum when pixreturns. | ||
| Sony | KV2657R | INCORRECT PART NUMBER, COVER NECK | Incorrect Part # 9-910-999-51 Correct Part # 4-334-942-00 -HQ COMMENTS: We will publish service bulletin on this. | ||
| Sony | STRVX5 | WRONG PART NUMBER IN MANUALS | Incorrect P/N 1-121-361-00 Correct P/N 1-123-361-00 -HQ COMMENTS: We will issue a Service Bulletin. | ||
| Sony | KV2084R | REMOTE CONTROL BUTTON FAILURE | Excessive and repeated remote control failures due to remotecontrol sheet rubbers are open. The following buttons are usually open:picture/volume/channel. |