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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: 36
Bush3114ASt/by onlyR502 330k o/c14-09-04
GoldstarCB14A80EReduced width. 6-8 volts on supply pin of TDA8362Replace TDA8362. Supplying +12V to supply pin of TDA8362, restored width but with no hor. Synchronization.14-09-04
GoldstarCB14A80EReduced width. 6-8 volts on supply pin of TDA8362Replace TDA8362. Supplying +12V to supply pin of TDA8362, restored width but with no hor. Synchronization.14-09-04
GoldstarCB14A80ERelay goes on, then off, immediately after switch onChange memory chip St24C02C.14-09-04
GoldstarCI14A20No tuning - osd worksNo 33v tuning supply - FR403 5R6 o/c14-09-04
GoldstarCI14A80Dead & tickingFR802 in 25v line o/c; FET Q801; R806 120k & R821 150k o/c14-09-04
GoldstarCI14A80Reverts to st/by aft few secsEEPROM 24C04 - does not req preprog chip14-09-04
GoldstarCI14A80 CI14A80FORIGINAL TUBE NO LOGER AVAILIABE , ORDER Pt No 205C422-0.39uF 20v 181-013C , L402 H.LIN 150-LO2B , R424 6k8 2W ORS6801K607 , FR404 10R 1W ORF0102J607 , C902 270pF OCN2710K51914-09-04
GoldstarCI14A80FDead - chopper Tr BUZ90A s/cR821 150k o/c also replaced R802 680k; R819 130k; R806 120k - TDA4605-2 may have been damaged but wasn't14-09-04
GoldstarCI14A80F CI20A80F CI21A80FDead - Q801 chopper tr s/cReplace IC801 & check R821 150k & R806 120k14-09-04

GoldstarCI14A80F CI20A80F CI21A80FDead - R802 680k failedFit 1w version instead of ?w14-09-04
GoldstarCI14A80F CI20A80F CI21A80FNo tuning or tuner driftCheck Q18 - if no 33v check FR403 - if o/c fit 1R ?w14-09-04
GoldstarCY14A86Shuts down aft 30 minsSw mode Trfmr had cracked core causing drive chip to overheat14-09-04
JVCC14A1EKBright raster with fb linesFR557 47R 1/2w o/c14-09-04
JVCC14A1EKInt start upDry joint on eyelet which feeds through double sided pcb to R 584 (HT feed to line drive TX).14-09-04
JVCC14A1EKNo st/by but sound mutedreplace Q903 (2SA1370), although it tested alright also check R919 & Q90214-09-04
JVCC14A1EKNOT SWITCHING TO STANDBYQ903 ( 2SA1370 ) ALSO CHECK Q902 , 90414-09-04
JVCC14A1EKPic just dims in st/byQ1901 dry joints or s/c14-09-04
JVCC14A1EKSound disappears soon aft sw onC002 0µ22 50v & resold around jungle chip14-09-04
JVCC14A1EKSt/by onlyQ903 2SA1370 st/by sw tr o/c14-09-04
JVCC14A1EKSTUCK IN STANDBYD581 OPEN14-09-04
JVCC14A1EKWONT GO TO SBY , JUST DIMS PICTUREQ1901 s.c.14-09-04
Orion14ARXdeadIC101 µchip 5v supply low. C530 3µ3 250v on i/p to 5v reg IC105 u/s14-09-04
Orion14ARXDead 330K start up res ok STR50103 ok R532 hotCheck IC105 ( 5V reg ) & C530 ( 3.3uF ) 250V o/c14-09-04
Orion14ARXDead - R532 2k2 wirewound overheatsC530 3µ3 250v s/c14-09-04
Orion14ARXField rollingIC401 TA8808N14-09-04
Orion14ARXNo st/byC530 3µ3 250v by mains switch14-09-04
Orion14ARXSt/by onlyNo 103v HT tho' it did appear initially at sw on. IC401 no volts pin 40 as D403 9v1 zener s/c14-09-04
Orion14ARXSt/by onlyDis Q117 & if still doesn't come on sus STR50103 or series connected 330k resistors14-09-04
Orion14ARXStuck in StBy H.T. comes up then dies awayCheck pin 40 IC401 for 9.1V if missing R458 & D40314-09-04
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