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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: 315
SanyoA3 CBP3024deadLOPTr Q432 2SD1649 s/c, R555 47k o/c14-09-04
SanyoA3A CEP1495Negative picIC101 LA768014-09-04

SanyoA3A20 SEP6022White raster with linesC562 22µ 250v14-09-04
SanyoA5 CBP2180int. deadresolder Q43214-09-04
SanyoA5 CBP2180int. frame collapsereplace L451 33uH (int. o/c, delivers 24V supply from LOPTx pin 6)14-09-04
SanyoA5 CBP2180AField collapseL451 connection faulty (hidden under a blob of glue)14-09-04
SanyoA5 chassisReverts to st/by aft few secs from sw onPin 19 of micro low - R748 100k pull up res faulty14-09-04
SanyoA5-A21int pic break updry joints 12v reg IC551 & IC55214-09-04
SanyoC1461A EC1V7Dead - LED blinks at start upR858 560k o/c14-09-04
SanyoC21EF25NBTrippingDry joint J136 link14-09-04
SanyoC21EF25NB EB2ATrips several times at sw on - intBlack jumper wire in front of chopper tfmr dry joint14-09-04
SanyoC21EF35NBDead - trippingDry joint on wire adj to D351 by sec of chopper tfmr14-09-04
SanyoC21EF95BComes on briefly then reverts to st/byLine dr stops aft 2 secs HT = 125v; R372 390k o/c in prot cct14-09-04
SanyoC25EG25ND EB2ALoud hum when heated & low gaindry joint on a black insulated wire link that runs from the secondary side of the chopper transformer to one of the regulator chips in the centre of the PCB; check tuner earths for low gain14-09-04
SanyoC25EG65NBNo HT adjR644 68k14-09-04
SanyoC25EG65NB 25DN1St/by only - LED goes out when sw onR620/621 120k hi res or o/c14-09-04
SanyoC25EG95PatterningC211 0µ01 had not been fitted14-09-04
SanyoC25G65BNATrips int when coldC 655 100uf @ 10V, C 651 470uf @ 16V14-09-04
SanyoC28E55NB EB4-A28Sound dist - comes thro' in dist bursts (normal & surround sound modes)IC653 5v reg supply to nicam ic14-09-04
SanyoC28ER55NBNo tuning above Chan 35 or autostoreTuner - repaired at MCES (NLA)14-09-04
SanyoC28WN1No sound aft psu bow upTA8200H audio amp chip14-09-04
SanyoC28WN1No Txt after psu blow upX2901 27Mhz Xtal14-09-04

SanyoC28WN1St/by onlyR645 120k O/C.14-09-04
SanyoC28WN1St/by only - st/by psu running - main psu u/sChopper Q634 2SC4429, Q633 2SC3807, R902 3R9 10w 14-09-04
SanyoC28WN3Shuts down aft 20 mins with LED flashing 3 times. Will restert if sw of/on again but for progressively less timepress the MEMORY button on the front panel whilst powering the set up, it over-rides the protection circuit. R810 0R33 in psu pri was o/c but main cause was C659 220µ (sometimes 330µ) 250v in B1 supply o/c14-09-04
SanyoCAQO3002W A3A14No sound - ok thro' SCARTIC101 LA768014-09-04
SANYOCB1443COLOURS WRONG ORDERREPLACE IC270 IC**TDA466214-09-04
SanyoCB4959 EB2ATripping - even on dummy loadBlack jumper wire between earth side chopper Tx & IC351 dry jointed14-09-04
SANYOCB5153DEADQ432 S/C CPC*SC2SD165114-09-04
SanyoCB5156Dead - trips once with snatch of soundLA7832 fop chip s/c, R364 4R7 2w hi res (24v feed); D351 dry joints14-09-04
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