Marca | Modelo (Chassis) | Sintoma | Causa | Solução | Por: |
---|---|---|---|---|---|
Sony | FD42A | DEAD UNIT, REPLACED IC601 AND Q602 | The unit came in with an absence of 32V at IC601/pin 13.Replacing IC601 solved the problem but severe keystoning appeared.Replacing Q602 solved the distortion. -SOLUTIOIN: Replaced IC601 875980239 and Q602 872911155. -HQ COMMENTS: 32 volts on IC601 | ||
Sony | SVT5000 | RESISTOR PART #S ON THE MANUALS BACK PAGE | Resistors on CPA main PCB are not listed in manual ordered3.3 1/6 w from back page to see if it was correct for R3007. Part is toolow wattage value 1/6 w part on board looks like 1/2-1w. | ||
Sony | TCWR590 | ERRATIC OPERATION OF TAPE TRANSPORT DECK B | Pushing OFF would sometimes cause deck B to REWIND, or viceversa. | ||
Sony | TCWR531 | SIDE B WILL NOT PLAY TAPE - REPL CAPSTAN MOTOR & DEF Q807 | Capstan motor M1 on deck B defective found Q807 on mainboard defective. | ||
Sony | TCWR445 | STEP SCREW STRIPPING ON MECHANICAL CHASSIS | Plastic insert on mechanical chassis is stripped, thataccommodates step screw #202. As a result the cam (B) gear becomeswobbly. -HQ COMMENTS: With this type of problem replacement of chassis assy Ref#222 is necessary. | ||
Sony | TAE77ESD | NO OUTPUT WITH DIGITAL INPUT SIGNAL - REMOVED GLUE ON Q701 | Found PLL circuit very unstable (digital converter section).Found glue on PCB interrupting circuit at Q701. | ||
Sony | TAAX301 | NO AUDIO, VIDEO STAYS LIT - REPLACED IC102 | No audio, video stays lit. Defective IC102. | ||
Sony | STRG1ES | NO DISPLAY ON FRONT PANEL - REPLACED OPEN R783 | Unit has open resistor R783. Unit has no display only Soundfield. | ||
Sony | STRD615 | NO POWER - TRACES ON TRANSFORMER BOARD AND OPENED | Traces on transformer board from connection CNP807 openedfor no apparent reason. | ||
Sony | STRD615 | INTERMITTANT LOSS OF FRONT SPEAKERS - REPLACE IC300 | Intermittent loss of functions or loss of front speakers.Second unit in week same problem. -HQ COMMENTS: Replaced IC300, surround control, problem resolved. | ||
Sony | STRD611 | L & R CHANNEL OUTPUT IS UNBALANCED IN DOLBY SURR | A speakers become unequal out when unit in surround mode,which is also affected by type of surround mode. Is this normal orsoftware? -HQ COMMENTS: Are you supplying a dolby signal to test the unit or is itstereo. If you are using a stereo signal the D | ||
Sony | STRD315 | MANUAL CORRECTION REQUIRED/R726 - USE P/N 1-217-156-00 | Need .22 ohm, 5 watt resistor, received .22 ohm, 2 wattresistor. Wrong part listed in service manual for resistors R726, R727,R776, R777. Need correct part number. -HQ COMMENTS: As per Ken Budoff, 1-217-156-00 is the correct P/N forthe .22 ohm 5 Watt re | ||
Sony | STRD2090 | NO ONSCREEN DISPLAY, REPLACED IC203, SAME PROBLEM | Unit has no video display and on screen board was replaced.Servicer thinks the problem must be IC203. Ordered p/n 875908762 whichis an HD6433258A37f. They rec'd a HD6433258F10. There is no informationto indicate that this is a good sub. Any ideas ot | ||
Sony | STRD2070 | NO SOUND AFTER REPLACING DIGITAL 1 PCB | No sound after replacing digital 1 PCB. Found CNP301 wasreversed on PCB. I replaced PCB 2 times and after 2nd time, I foundconnector reversed on both PCB's. this is a factory problem found only onthe replacement board. Reversing the connector restor | ||
Sony | STRD1011S | INTERMITTENT POP LEFT CH, LEFT METER READS MAX - REPL IC404 | After warm up there is a slight pop from left speaker. Leftside of Eq display will go max. |