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Modelo - Chassis 20
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| Marca | Modelo (Chassis) | Sintoma | Causa | Solução | Por: |
|---|---|---|---|---|---|
| Sony | SL2000 | UNIT WILL NOT RECORD BUT P/B OK | Unit would not record due to very low record current. Therewas no voltage present at Pin 8, IC3. | ||
| Sony | CDP200 | MISTAKE IN CDP-200 SERVICE MANUAL - PAGE 43 | Servicer tried doing RF PLL ADJ on page 43 of CDP-200 S/M.This states that you should put freq. counter TP17 on servo board andcheck and adjust for 4.3218MHz +/- 40KHz. On TP17 could not even getclose. | ||
| Sony | SL5200 | INTERMITTENT EJECT OUT OF A SELECTED FUNCTION | Unit would intermittently drop out of the function selectedand eject the tape. Found that taping on unit would cause the symptoms. | ||
| Sony | XR20 | MUTE PROBLEM - INTERMITTENT | S802 (MUTE SW) not operating with every cycle of eject. Lub-ing did not help. Audio on tape remained dead when tape was inserted. -HQ COMMENTS: The problem seems to be caused by S802 according to yourreport. However, we have received similar problems | ||
| Sony | ICF2001 | FREQUENCY IMAGE ON 79.70 MHZ | On ICF-2002 on 79.70MHz it is picking up 101.00 MHZ and wecompared to ICF-7600D which is an European model but it is an identicalunit and it is doing the same thing. Is there any solution for these? -HQ COMMENTS: Did you try SENS LOW? If the FM101.1MH | ||
| Sony | SL2000 | NO BATTERY CHARGE FROM TT | No battery charge from TT. Unit was burning D811 on MA-1 brdand blowing fuse F801 in SL. Found Q651 and IC681 defective. Unit wouldnow charge properly, but would not shut off charging ckt when batterythermal switch opened. D824 on MA-1 brd in SL was | ||
| Sony | KV1920 | RETRACE LINES ON THE PICTURE | Few retrace lines were visible on upper left and lower centerof the picture at maximum brightness. | ||
| Sony | KP7220 | ERRATIC TUNING AND DISTORTED PICTURE, REPLACED R547, R546 | Picture is dark and shrunken in on sides, will not staytuned on channel selected. Tuning is erratic. | ||
| Sony | FD20A | NO PICTURE, REPLACED LEAKY C603 | No picture. | ||
| Sony | KV9200 | RETRACE LINES ON DARK SCREEN | This unit had retrace lines with brightness control turneddown. | ||
| Sony | FD20A | NO RASTER, REPLACED CRT | This tube had a shorted anode causing no raster. The HV waslow. | ||
| Sony | KV1207 | SNOWY PICTURE | This was the 3rd time in for snowy picture. Each time foundfailure of transistor Q101. | ||
| Sony | KV9200 | 130V WOULD NOT REGULATE | 130V would not regulate. All components in power supplychecked good. | ||
| Sony | KV1520R | NO VOLUME CONTROL | This unit had no volume up. We found D1117 to be ever soslightly leaky. | ||
| Sony | FD20A | INTERMITTENT POOR FOCUS, REPLACED CRT | This unit had intermittent focus. The focus voltage wouldgo up to 900 volts. |