| Marca | Modelo (Chassis) | Sintoma | Causa | Solução | Por: |
|---|---|---|---|---|---|
| Sony | PSLX5 | INCORRECT SET - DOWN POINT | When a 12 record is placed on turntable, tonearm goes to7 position. Replaced Q209 with new type transistor 2SA1027R, as perS/B #155. This transistor insures pull in of the size solenoid. | ||
| Sony | PSLX1 | PART NUMBER - CARTRIDGE WIRES | The technician could not find the parts numbers of thecartridge wires. -HQ COMMENTS: Although the parts numbers are listed in the S/M(#512 1-555-828-00 White #513 1-555-829-00 Red), they are notindicated in the exploded diagram on P17. | ||
| Sony | CF420 | MECHANISM SHUTS OFF | The mechanism shuts off in any mode before tape ends. Forsome reason, the shut-off safety plate did not engage the brake lever.Put it back on the brake lever. | ||
| Sony | CDP101 | PART NUMBER - LPF | Ordered LPF-F501/F502 (P/N 1-464-273-00) and received LPFboard for Betamax (or perhaps TV) with antenna terminals. -HQ COMMENTS: This part number from the service manual supplement isvalid for late production CDP-101s. KCP stock is being investigated a | ||
| Sony | XR65 | OPEN TRACE | Foil open on volume control board. This foil appears to haveburned open. | ||
| Sony | XR50 | SOLENOID DRIVE TRANSISTOR | Cass. will manually eject, but not automatically at end oftape play. | ||
| Sony | XR45 | VOLTAGE ERRORS IN MANUAL | Many voltages in the power supply seem to be in error andneed clarification. Voltage difference exists on the same foil conductor. -HQ COMMENTS: A list is provided below of the key voltages: Please makea note of these voltages in your XR-45 S/M also.Q | ||
| Sony | WMF10 | MOTOR NOISE | Servicer has had several complaints of motor noise throughhead phones. This problem does not show up on WM-10 but only on WM-F10. -HQ COMMENTS: Electrical motor noise occurs when the B+ line is furthertaxed by: 1) loaded motor 2) decayed battery 3) l | ||
| Sony | WMF1 | OPEN RV-1 | When receiving stereo FM signals the sound was distorted.We found RV-1 to be open - VCO adjust. | ||
| Sony | WM10 | LOOSE SPRING | Small hair spring that sets in plastic groove of auto shutoff part of pinch roller comes out of groove and unit will not start toplay auto shut off taken over. | ||
| Sony | TCK555 | DEFECTIVE IC202 | Unit would go into REC mode, however reel tables would notturn and it would eat tapes. Found that B+ (10V) to board was low.Isolated problem to shorted IC202. | ||
| Sony | TCFX44 | DEFECTIVE RY301 | This unit would play back fine. However when recording therewere intermittent passages with MOTORBOATING. We found RY301 (whichswitches the head between PB and REC) to be defective. This caused a poorground connection on the head. | ||
| Sony | TAAX500 | FRACTURED GROUND LUG | With the volume control set at minimum there is an imbalancein the sound level and static in one or both channels. | ||
| Sony | STRVX550 | MISSING PART NUMBER IN MANUAL | No part number for FM tuner in S/M. FM tuner number isA-434-402-9A. | ||
| Sony | STP75 | DEFECTIVE CONTROL UPC - IC603 | This unit did not light any display segments and there wasno tuning. A check of - control uPC - IC603 revealed that the IC wasinoperative. |