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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: 79
Bush2051TSqueals in st/by - ok when Onreplace C114 100µ, C113 22µ, C115 220µ & C116 10µ in psu14-09-04
Bush2052TLack of contrastR316 100k 1/2w between relay & FOP chip14-09-04

Bush2052TNo sync - line or fieldRemove black glue in area of IC30114-09-04
Bush2052T/ANo soundQ616 2SC1815 in ident feed to micro IC601 (thinks there's no i/p signal)14-09-04
Bush2057 2059 2157 2Dead - no StByR919 0R68 oc ( pin 4 chopper Tx )14-09-04
Bush2057NTXSt/by onlyZD402 12v s/c, R423 0R68 safety res o/c14-09-04
Bush2057NTXstuck in st/byZD402 12v zener, R422 o/c, check Q901,2,3, ZD901&2, C909&10, R90714-09-04
Bush2057NTXStuck in standby.ZD402 SC R423 0R68 OC IF NO STBY Q907 SC14-09-04
Bush2057NTXWon't go into st/byQ907 2SC2335 leaky in st/by sw cct14-09-04
Bush2059 2159NTX OnwaPic alternates with blank raster & corrugated vertsC915 100µ 160v in HT supply o/c14-09-04
Bush2059NTXDead - HT presentR919 0R68 o/c in LT supply14-09-04
Bush2059NTXHeight fluctuates/reduces & NICAM sound dropout18v supply low at 11v due to R919 1R high res14-09-04
Bush2059NTXIf standby selected pic becomes dark & sound mutesQ907 ( 2SC2335 )14-09-04
Bush2059NTXNo raster, no sound, EHT 32KVC910 10uF, C909 47uF, R422 3R3 2w, ZD402 12 volt zener and R423 .68ohm14-09-04
Bush2059NTXNo sound or raster - HT line Ok.R919 ( 0.68ohm ) fusible o/c.14-09-04
Bush2059NTXPatterning when cold - possibly with no colC125 100mfd 16v between IC103 & IC101 near front of pcb14-09-04
Bush2059NTXSt/by onlyR120 (100K ) power unit O/C14-09-04
Bush2059NTXTripsNo 17v o/p from psu sec - 6R8 surge lim res o/c14-09-04
Bush2059NTXWont sw to st/byQ907 2SC233514-09-04
Bush2059TXBrightness variationsC424 10µ 250v - video o/p supply smoother14-09-04
BushOnwa 2059NTXPic size varies with brightness after psu repairCheck 0R68 resistors for rise in value14-09-04
DaewooDMQ2057Bright smeary pic190v to RGB low - C426 3µ3 250v14-09-04

DaewooDMQ2059Int tripOn/Off sw momentary contacts perm connected14-09-04
GECC2055Bright raster (esp on RH side) with striationsC719 4µ7 250v14-09-04
Goodmans1403/2053MAX VOLUME IS LIMITEDIN TEST MODE TO EXIT HOLD VOLUME DOWN BUTTON WHILE TURNING ON POWER14-09-04
Goodmans205/215Dark picA1 volts low - C542 0µ01 2kv on crt base14-09-04
Goodmans205/215Dead, relay not switchingR824 1R hi res14-09-04
Goodmans205/215Width incorrect after replacement of LOPTxMake sure you use correct part no as replacement (DCF2217L & J are not compatible)14-09-04
Goodmans205/215NNo pic or field collapseC542 arcs when A1 advanced - C414 33µ 160v faulty14-09-04
Goodmans2050RLine down pic when cold (folded scan)R413 18R ?w hi res - check HT correct -115v 14/20"; 109.5v 15/21"14-09-04
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