Marca | Modelo (Chassis) | Sintoma | Causa | Solução | Por: |
---|---|---|---|---|---|
Sony | SPP2000 | LOW BATTERY AFTER CHARGING. | Customer states they have low battery after charging for longtime. | ||
Sony | SPP1010 | LOW BATTERY AFTER CHARGING. | Customer states they have low battery after charging for longtime. | ||
Sony | TCWR545 | B DECK WILL NOT OPEN - REPLACED MOTOR DRIVE IC #803 | B deck will not open , will cycle back and forth. Foundpositive voltage at pin 8 & 3 of IC803. | ||
Sony | TCWR445 | A DECK MAKES NOISE & DOESN'T ENGAGE - REPL MOTOR M2 | Mechanical noise, deck A doesn't function properly. A decknever engages due to the clutch not locking into the M2 motors clutchassy. | ||
Sony | TCK717ES | UNIT NOT WORKING - REPLACE DEFECTIVE Q808 | Q808 defective, only 8v dc instead of 12v supply to M1053. | ||
Sony | STRGX909ES | NO CENTER CHANNEL - REPLACED MICROPROCESSOR IC150 | No center channel audio out. Center channel works but therelay doesn't close. Found pin 55 of IC150 not pulsing upt to +5v whenSRS was turned on. | ||
Sony | STRGX900ES | LOUD STATIC ON ALL SPEAKERS IN SURROUND MODE - REPL IC401 | Loud static heard on all speakers in theater mode. Pulsingsound heard on R & L rear speakers in live mode. Low sound heard inleft front & rear speakers, no sound out of right front & center speakersin every other mode except acoustic. | ||
Sony | STRD715 | NO SOUND AT ALL FROM REAR CHANNEL - REPL IC621 AND Q614 | IC621 had DC pin 4 output Q614 shorted. No rear channeloutput. | ||
Sony | STRD1090 | AUDIO NOISE - REPLACED 5V REGULATOR IC953 | IC953 defective output became 3.4V instead of 5V. | ||
Sony | MDS501 | EJECTS DISCS - REPLACED MISSHAPEN RECORD HEAD HR901 | When you insert a disc unit attempts to read and ejects.Found record head on two units to be bent back preventing disc fromcompletely loading. | ||
Sony | HCDH51 | NO TAPE OF CD FUNCTIONS - REPL IC341 | No Mechanical control over tape of CD. | ||
Sony | HCDD150 | NO POWER - REPLACED MAIN MICROPROCESSOR IC601 | No power, all reset lines ok. osc ok. int ok. 15 v ok. | ||
Sony | HCDC90 | TUNER INOPERATIVE - REPLACED IC51(FM/AM IF) ON TUNER BOARD | Tuner does not play stereo when mono/stereo button was pushed, the unit mutes. | ||
Sony | HCDC90 | NO RECEPTION - REPLACED D109 | No reception number's okay on display. | ||
Sony | HCDC50U | CD PLAYER NOT WORKING - CLEANED DUST FROM OPTICAL LENS | Unit reads no disc. |