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Repair tips

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: 20
CrownCPRP14Dead - Chopper FET 5N90 s/cR101 5R6 5w surge lim o/c, TDA4605 IC101, R108 220k, R109 330k o/c 14-09-04
CrownCRP14 Matsui 2096Child Lock removalConnect a tact switch between pin 4 & 17 of IC1 (in r/c) . When TV is sw on via R/C & a chan is selected that has a PASS code no. (child lock) will allow access approx 1 sec after pressing the tact switch once. The pass channel will clear & pic will return. To remove child lock permanently press tact switch again a message "PASS CLEAR" will appear on screen14-09-04

CrownCRP14/21Dead R599 2k 5w o/cCaused by line dr trfmr CROW602300033051 & replace line dr Tr14-09-04
CrownCRP14T SM1 MonoStuck in standby.R599 2k 5watt in PSU o/c , check Q579.14-09-04
GoodmansTVP14VP TVC1400No chan change or vol adjMicro lock up - press reset button under front flap14-09-04
MitsubishiCP142Frame - jitter & intermittent roll.Q431 , Q432 ( 2SC711A )14-09-04
MitsubishiCP1424BVertical ringing on left hand side of screen.Poor earth connection to C905 ( 33uf ) in PSU.14-09-04
OsakiP140No tuning or on screen tuning displayMicro corrupted - reset by select chan 38, press STORE & CONTROL UP14-09-04
OsakiP140 GR1AXSound but no picNo A1 volts - LOPTx14-09-04
OsakiP141Sound poor & distT101 sound coil o/c14-09-04
OsakiP142Line collapseDry joint L40714-09-04
OsakiP142 CX4NO PICTURE OR SOUNDQ101 BE SC14-09-04
OsakiP1420RBlank raster, no soundIC201 TA7698AP u/s14-09-04
OsakiP146RDark picture - may have flyback lines.R92.14-09-04
OsakiP146RLines across screen (like fb lines)C310 4µ7 160v o/c14-09-04
OsakiP148TDead - makes singing noise with low HTHT smoother C828 47µ 160v o/c14-09-04
SanyoA3A CEP1495Negative picIC101 LA768014-09-04
SanyoCBP1443not tuning in, no functionsEeprom IC790 (4092477702)14-09-04
SonyKVP14UDeadPSU shutting down due to excess current in secondary - C608 680pF prot cap breaking down under load14-09-04
ThornP1480RNo soundL128 sound det coil14-09-04
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