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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: 1791
AiwaVXG142No raster - OSD OKQ1029 near tuner14-09-04
AiwaVXG142KDead - no st/byR516 270K, IC501 TDA4605-3, Q500 2SK2397-01MR14-09-04

AiwaVXG142KDead - no stbyR516 270k, IC501 TDA4605-3, Q500 2SK239714-09-04
AiwaVXG142KDead with st/by led lit - accepts a tape but no functsICP506 1A CP on tv pcb o/c14-09-04
AiwaVXG142KDead with fast tripping aft power cutC513/C538 1m 160v in psu hi esr14-09-04
AiwaVXG142KNo pic or vcr mechs - osd & sound okReplacing the faulty switching transistor Q511 [2SB926] which supplies the chroma +9V cured both faults. It is situated at the back LHS of the VCR board.14-09-04
AiwaVXG142KNo sigsQ1029 (2SC926) at rear of vcr pcb s/c - used a BD234 14-09-04
AlbaSsangyong ETC. CDEAD ZD401 12v ZENER SC R414 12R 2W OC LOP TR SCCHECK HT SHOULD BE 114v CHECK ALL POWER SUPPLY CAPACITORS , ZENERS AND SOLDERING14-09-04
BroksonicCTSGT8118TDead, Q501 2SD2578 s/cWhen replaced, came on with bright white raster - IC45 TDA6107Q & R996 (10R 1/2w?)14-09-04
Bush1435GTVDead - fuse intactQ801 s/c - replace with BUZ90AF, R809 0R47 & IC80114-09-04
BUSH1435GTVDEAD FUSE OKREPLACE Q801, R809 AND IC801 TRANBUZ90AF. 0.47 OHM AND IC**TDA460514-09-04
Bush2160NTX G1000Bright raster with soundNo HT to RGBs - R315 10R pin 9 LOPTx o/c14-09-04
BushBM6514 Ranger 2Hum bar & picture distorted.2x Diodes on right hand side from back ( BY133 type )14-09-04
BushRanger T16ADead - int.BU407 ( int ) , o/c C40.14-09-04
BushSsangyong etc.DEAD ZD401 12v ZENER SC R414 12R 2W OC LOP TR SCCHECK HT SHOULD BE 114v CHECK ALL POWER SUPPLY CAPACITORS , ZENERS AND SOLDERING14-09-04
DaewooCP240 GB20F8T2Dead or relay clicking onlyC840 47µ 25v in psu pri14-09-04
DaewooCP240 GB20F8T2No control of vol or chan change - neg pic with fb lines1703 eprom available from seme part number CAT24C08p at ?814-09-04
DaewooCP240 GB20F8T2To set up & service mode…Put set in standby then press blue yellow green red & standby to get into svc, to adjust use 4 & 7, vert centre 5 & 8 size 6 & 9 slope yellow, blue horiz centre 123 & above to ajust RGB14-09-04
DaewooCP420 GB14F7T1Int reverts to st/byRLY2 relay was operating when fault occurred - IC I807 (TOP210-PF1) the standby switch mode IC in the power supply 14-09-04
DaewooDTE28G7GB CP785No sound/pic - psu & line drive okTDA8385J FOP chip faulty14-09-04
DaewooDWX28W5GBImpuritycheck degaus coil not trapped by set back causing them to go o/c14-09-04
DaewooGB14F7T1Dead - psu ok but no lophairline crack by LOPTr coll tp LOPTx14-09-04

DaewooGB14F7T1Sound disappears int(IC) I501 a TDA8374A mounted on the VCR pcb.14-09-04
DaewooGB14F7T1Won't sw on with tape stuck - st/by onlyNo volts at 6v reg IC1806 - P803 plug/skt has 8v in but no 8v o/p due to dry joint on/off sw14-09-04
DaewooGB14F7T1 CP420St/by onlyR804 47k start up res14-09-04
DaewooGB14F8T1No Vol adj - osg stuck ? wayIC1703 24C08P eeprom - pre-prog by Daewoo from SEME @ ?1814-09-04
DaewooGB14H1NNo tuning - supply & clk/data lines okTuner faulty - replaced Type DT5-BF18D pt no 48597-1993014-09-04
DaewooGB14H1NService mode enteringPress "Norm-av-sleep-clear-stby" on R/C14-09-04
DaewooGB14H1NSound absent & snowy pic aft re-assembyCheck pl/skt conns of spk - can be accidentally put in set AGC skt14-09-04
DaewooGB14H1NWon't come out of st/by, sw off when playing, OSG corrugated - all intI826 3.3v reg LE33CZ on front of pcb - available From Farnell14-09-04
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