| Marca | Modelo (Chassis) | Sintoma | Causa | Solução | Por: |
|---|---|---|---|---|---|
| Sony | PSX40 | DEFECTIVE MGH | Turntable speed erratic. Maximum output from MGH was 15-20MVp-p. Even slight readjustment of the head caused it to scrape theplatter. | ||
| Sony | PSX30 | LOOSE LEAD ON C101 | Frequent slowing down of motor. Found one lead of C101loose. | ||
| Sony | PSX30 | DEFECTIVE DETECTION LEVER | Scraping noise. Cause: detection lever had been jammed underprotrusion on bottom of cam gear in shipping and was permanently warped.This was touching the top of the magnet ass'y on the motor shaft. | ||
| Sony | PSX20 | DEFECTIVE IC101 | In play mode turntable operates normally, in stop mode (poweron) turntable rotates backwards. In STOP mode, IC102-2 output goesnegative 2.1V and inverting input remains slightly positive (Pin 6). Theoutput of LOGIC Pin 6 of IC101 remains at +1 volt. G | ||
| Sony | PSX7 | DEFECTIVE Q203 | Automatic function engages when power is turned on or off, andspeed varies. This only occurs when unit is cold. | ||
| Sony | PSX7 | REPLACEMENT MOTOR WILL NOT MOUNT | During troubleshooting, we found that replacement motor(A-460-801-9A) would not mount properly. Dimensions of motor shaft andspindle were different. | ||
| Sony | PSX6 | OPEN CAP C205 | After several minutes of operation platter slows down and getsprogressively slower. | ||
| Sony | PST25 | SPACERS TO REMOVE | Platter scrapes on side opposite tonearm. | ||
| Sony | PS212 | LEAKY Q3 | Turntable speed is too fast. | ||
| Sony | PS20F | REPLACING STYLUS | The stylus of the moving coil cartridge for the PS-20F isreplaceable. The part number is ND206. | ||
| Sony | MDR3L2 | WIRES BREAK | The distributor (Norcal) has reported to me several brokenwires on these units. The wires break at the plug end. | ||
| Sony | M200 | SPRING OUT OF LOCATION | Switch SW3 did not move to OFF position when stop buttonengaged. Problem was spring (3-561-626-00) was off at stud end, not slideend. | ||
| Sony | M101 | SHORT ON MIC. | No sound. | ||
| Sony | ICFS5W | SOLDER CONNECTION | Sound would come on loud then become low and distorted. | ||
| Sony | ICFC805W | DEFECTIVE IC AND R602 | No light in display tube. Low B+ to IC. |