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Modelo - Chassis


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(Chassis)
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SonyCFS66
PART NUMBER FOR ROLLER (REF. #34) I need the part number for the bushing designated #34 onpage 30 of the service manual. -HQ COMMENTS: Part number for the roller (Ref. #34) is 3-578-417-00.KCP has in stock. We will issue a service bulletin.
SonyTCK8
MISSING P/N FOR LCD DISPLAY We need the part number for the LCD display on this model.On page 43 of the service manual it lists a panel assy for the LCD (P/NX-3555-504-1) which is no longer available. Is this the LCD or is thereanother number which I am not aware of? -HQ COMMENTS
SonyD5
DISC MOTOR DOES NOT ROTATE The disc motor did not rotate although the inputs (clock,servo, B+, ground) were fine. We found the Hall devices to be open.
SonyPCM701ES
NO PLAYBACK The unit would not play back. IC505 was not operating due tothe clock input on pin 12 being absent. We found the trouble in the VCO.Q524 had a B-E short and upset regulators Q525 and Q526.
SonyKV1395
UNIT SHUTS DOWN The unit would shut down whenever the channels were changed.We found the HV shutdown to be activating prematurely. We found R524 tobe cold soldered.
SonyKV1770R
UNIT IS DEAD Found IC301 bad, ordered CX20082 by S/M, unit worked but hadno sync or color. Found the IC being used in the unit different fromwhat was in the manual. IC being used CX20192 S/M CX20082. ReplacedCX20192, unit works OK. P/N in manual is 8-752-008-20 w
SonyCCDV8AFU
PURPLE/PINK RASTER, BLACK LINES IN PICTURE IN CAMERA MODE In camera mode, both record and E-E raster is a pinkishpurple. Placing a hand in front of the lens caused black horizontallines to be generated emanating from the fingers and extending the widthof the screen.
SonyTCFX44
LEVEL METER JUMPS Left meter indication would bounce up to about 0dB, evenwith no input. The motorboating sound typically present with this symptomwas missing. Unit otherwise operated normally. Record and playback wereaudibly OK. Meter assy was replaced, problem persi
SonyKV2602
POOR VERTICAL LOCK, R580 With a change on screen from bright to dark would cause unitto loose vertical sync. With a bright scene no problem would be observed.Checking input/output of sync sep (Q507) transistor noticed that the syncwas lost when a low brightness scene was on scr
SonyKV2675R
DEFECTIVE PICTURE TUBE KV-2675R, APERTURE GRILL OFF New set out of box. Color bands red, green and blue horiz.bars from bottom to top 2 to 3 inches wide. All scope shots indicated nocircuit malfunction.
SonySLHFR70
RF INTERFERENCE WHEN UNIT IS POWERED OFF Hooked up to Beta was a pay TV converter with ch. 3 output andwith power off there was a lot of herringbone type interference. FoundC12/14/15 not put in by factory, put in caps but still no results.
SonyKV1975R
FINE TUNING DRIFTS, REPLACE C202 Set will tune stations in, but will drift after a few seconds.
SonyCDP302
DISC PLATE ASSY, PART LOOSE I have found this part in three CDP-302's. The units operatenormally without the part. The part is a small precision metal part,approx 3mm high by 2.5mm round. -HQ COMMENTS: The part is part of the disc plate assy (#373) on Page 61of the S/M. They ar
SonyCCDV8
NO VIDEO RECORDING Unit will not record video, but records audio fine.
SonyCRF320
NO SW RECEPTION I had no SW. Touching Q212 caused intermittent SW.


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