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Electronic appliance repair tips database - TV (LCD,TFT,Plasma,Digital), Monitor, VCR, DVD recorder and player, Digital camera, Audio equipment, Microwave ovens, Phone systems, Computer repair

MakeModelProblemSolutionDate
Found: 15
SharpDeco 4 DV5105/DV5107dead, no PSU output, R705 burntIC700 TEA1039 pin 9 leaky to pin 7, R705 3k3 0.5W fusible (RRXZ0242BMZZ), also check D705 1N4148 and Q701 BC63514-09-04
SharpDeco 4 DV5105/DV5107won't come on from stby when remote is used, green and red LEDs flash. But it would come on Ok when mains switch is used.R751 0.33R o/c14-09-04

SharpDECO4 DV5105HTrips at sw on then comes back on but trips again on chan changeR716 0R22 in psu gone slightly hi14-09-04
SharpDV5105Dead , the chopper transistor Q702 was short-circuAfter replacing these items and the TDA1039 chopper control chip IC700 tbe set worked normally.14-09-04
SharpDV5105/5107DEAD. R705 BURNT UPREPLACE IC700 AND R70514-09-04
SharpDV5105HDead except LED rapidly fashes GreenHT high at 150v (110v) R715 0R33 1w had risen to 0R5 (pin 13 chopper tfmr)14-09-04
SharpDV5105HDead with green LED flashingR715 pin 13 chopper tfmr risen from 0R33 to 1R14-09-04
SharpDV5105HNO S/V BUT GREEN LED LITCHECK R751 0.33ohm 1W14-09-04
SharpDV5105HNo sound0R33 fusible o/c - RH spkr s/c & coupling cap int14-09-04
SharpDV5105HNo sound or vis - crt htrs lit - int reverts to st/byField coll noticed when A1 advanced - R612 2R2 safety feed to field chip o/c14-09-04
SharpDV5105HNo st/byChopper trfmr hi res on 5v winding14-09-04
SharpDV5105HREPLACING LOPT . ALTERNATIVE PART NOW SUPPLIED . PA HOLE WILL NEED TO BE DRILLED IN PCB TO MOUNT PIN 11 OF NEW TYPE LOPT ( THIS WILL THEN NEED SOLDERING TO SUOUNDING PRINT )14-09-04
SharpDV5105HReverts to st/by aft 1 secR612 o/c14-09-04
SharpDV5105HSt/by only - LEDs flash red/GreenR751 0R33 safety res in 7v supply o/c14-09-04
SharpDV5105HSt/by only with red/breen led flickeringMicro IC1004 reset chip osc; D1005 replace with link, R1053 replace with a 1k res14-09-04
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