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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: 113
Bush1497ITV/3 11AK20SHeight stretched & width in on rh sideHT pot never been soldered14-09-04
BushITV2100Sound int goes with crackle aft 1/2 hrAlthough freezing O/P IC TDA7263 temporary cure - 18Mhz Xtal was faulty14-09-04

BushITV2101R/C not workingNeeds initiallising - Hold left, down, right & 1 buttons together14-09-04
BushITV8401 11AK20SSt/by only - r/c not operating tvInitialise remote by pressing arrow L, arrow R & arrow Down as well as "1" at the same time14-09-04
GECC2290H 2036 HitDull raster may not have any colour.IC ( TDA3561A ) decoder.14-09-04
GoldstarCIT 2172Xint start up, int no pic, int txtC811 47µ 25v, C812 100µ 16v,C808 1µ 50v, C813 100µ 16v remove glue, check relay14-09-04
GoldstarCIT 2190FNo sound.CHECK FOR MUTE STATE IC140114-09-04
GoldstarCIT2068FSt/by only - if mains sw held in snowy raster showsMicro IC701 pins 31 & 32 had no 10Mhz signal present - Xtal faulty14-09-04
GoldstarCIT2068FStuck in StBy - if switch held in set starts but oNo 10Mhz on pins 31 32 of micro as xtal us14-09-04
GoldstarCIT2162XInt loss of signalsTuning vots increases to 31v - bad conn on lead between tuner prescaler & tuning pcb14-09-04
GoldstarCIT2162XINT low gain or just snow tuning VOLTAGE AT 30vINT OC IN LEAD FROM PRESCALER TO TUNING PCB14-09-04
GoldstarCIT2162XLow brightness.C820 ( 10uF )14-09-04
GoldstarCIT2162X PC08X8Dark - only get pic when A1 at max180v to vid stage high at 278v; C401 10µ 160v on 112v rail o/c14-09-04
GoldstarCIT2168DeadLOPTx shorted turns14-09-04
GoldstarCIT2168Dead - 118v HT low at 50vC806S 47µ 160v HT smoothing cap14-09-04
GoldstarCIT2168Field collapse - intPin 5 TDA1170N was 5v instead of 25v. D301 1N4003 faulty. If chip turns out to be faulty use genuine Goldstar chip (others won't work - allegedly) Also check R320 10R 1w14-09-04
GoldstarCIT2168Int start upD401 1N4003 o/c in line dr supply 14-09-04
GoldstarCIT2168No start upCheck R811P 22k 3w, D805P R10J in start up cct, C805P 100µ 16v14-09-04
GoldstarCIT2168Sound muted & goes to Stby after 10mins.Replace the TDA1940 IC401 remove the link J8 & fit 1k instead.14-09-04
GoldstarCIT2168Txt absentDry joints conn P102 on txt pcb14-09-04
GoldstarCIT2168FField foldoverC423, C302 100µ 35v14-09-04
GoldstarCIT2168F CIT2190F etcNo sound - pic ok - sw to st/by aft 10 minsPin 7 IC401 TDA1940 produces muting o/p - chip u/s. Fit 1k res in place of J8 link14-09-04

GoldstarCIT2170Fails to power up from StByD/J on main relay : remove retin & replace14-09-04
GoldstarCIT2170FNo start up or int sw offCheck for dry joints on main relay14-09-04
GoldstarCIT2170FPatterning from coldC827 1000µ 25v leaky14-09-04
GoldstarCIT2170FPatterning horiz lines on picC827 1000µ 25v - tested ok on esr meter14-09-04
GoldstarCIT2172Cannot store contrast setting (Too low)Normal - change R520 to 18k14-09-04
GoldstarCIT2172XNo Text after replacing TDA3651.Must only use TDA as supplied By Goldstar14-09-04
GoldstarCIT2172XRemains in search modeR80 1M5 high res14-09-04
GoldstarCIT2172X CIT2175XLow contrast at sw on & can't be storedReplace R520 with 18k14-09-04
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