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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: 742
AkuraCX10Dead - no standby light.R402 high.14-09-04
AkuraCX10Dead apart from relay click15v across C403 1000µ but only 3v at reg o/p - IC402 AL271 reg14-09-04

AkuraCX10No picture.Efficiency diode FR605.14-09-04
AkuraCX10No sound or picture.DC converter IC ( it has a massive heatsink )14-09-04
AkuraCX10No sound or picture.D410 s/c also check R320 ( 33R ) if higher change it.14-09-04
AkuraCX10Tuner low gainR114 150k & R119 56k or IC201 TAY680AP but then is temp dependent14-09-04
AkuraCX10 (Baby 10)Int deadDry joints inside discrete type reg module14-09-04
AkuraCX12Dead set.IC801 ( STR41090 )14-09-04
AkuraCX12Dead with squealing from PSU.C412 ( 47uf100v ) o/c.14-09-04
AkuraCX12Field non lin - cramped in centreSupply to chip only 11v (22V) D813 BA157 leaky tho measured ok14-09-04
AkuraCX12No pic - osd & sound okCheck contrast setting - reset & store by holding down sw 002 by tuner14-09-04
AkuraCX12No sound or raster - HT rail at 27v normally 112vC828 ( 47uf 160v ) low.14-09-04
AkuraCX12Psu makes noisesC828 47µ 160v o/c - check all thro pcb wire links14-09-04
AkuraCX1400deadht to lop tr ok; ht low on line dr tr coll. Perm 5v on driver tr base due to non osc of x701 at pin 25 IC703 on dig pcb. Dry joint between xtal & chip14-09-04
AkuraCX1400int functs - off, frame coll, st/by, blank rasterremove dig pcb and blanket resolder14-09-04
AkuraCX1400TDead.Q801 ( BUT11AF )14-09-04
AkuraCX1400TFrame collapse.IC301 ( TDA8172 ) , C302 ( 1000uf35v ) , C306 ( 2200uf25v )14-09-04
AkuraCX1400TInt sound.IC601 ( TDA1013B ) , C607 ( 220uf35v ) or C603 ( 1000uf25v )14-09-04
AkuraCX1400TLong time to come on/rolling/random txt7v rail low at 5.5v - C841 470µ 16v14-09-04
AkuraCX1400TTakes a long time to come on. When it did come onC841 ( 470uF , 16V ) fit a 25V , 105R C type.14-09-04
AkuraCX1400TTripping.Q401 ( 2SD1555 ) , LOPT14-09-04
AkuraCX18Deado/c pri st/by tfmr14-09-04

B & OMX1500INT GOES INTO SEEKMOMENTARY SWITCH NEAR MAINS SWITCH INT SC ( REMOTE CONTACT )14-09-04
B & OMX1500Won't tuneTRANSISTOR 7070 LEAKY BC54814-09-04
B & OMX1500 78XX raster but no sound or picture.ICP1640 ( 630mA ) o/c.14-09-04
Beko28128NX 11.1Dead aft smokeLOPTx u/s 058.541-TR1 R118 10k 0.5W in beam current sensing burnt R110 4.7R 0.5W fusible o/c in +200V supply14-09-04
Bush2068NTX 11AK10-17Dead with Q801 P3NA61 Power FET s/cReplaced with BUZ90 or IRFBC40, TDA4605-2, R809 0R47 1/2w safety res, 330k & R803 820k14-09-04
Bush2571NTX 11AK19Blank raster, no sound, ok thro' SCART & OSD OKIC807 7805 regulator,supply was down to 2.5V14-09-04
Bush2571NTX 11AK19Bright green pic with fb linesTDA108JF on crt base14-09-04
Bush2571NTX 11AK19Field collapseCheck R704 100R safety res, if o/c change also TDA8351 FOP chip. Check 15v supply pin 3 IC701 if missing check comps from pin 6 LOPTx - D606 BA157 o/c14-09-04
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