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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: 184
BarlowsCB672N/S pincushion errorchech 4 trs on pincush pcb & C6,10,12 and L1 (24R in cct)14-09-04
Ferguson21CB25UT etcParent Lockholding the standby button down for 4 seconds & hide the remote from the kiddies. The set can be turned on again only with the handset.14-09-04

Ferguson21CB25UT etcTo display the menupress PR-(Program minus), stop & on/off buttons on the set (Not the remote). Adjust using arrow buttons & then press Exit to quit menu.14-09-04
FergusonFG20CB22USwitches itself off aft 10 minsReplace 4 elects in pri of psu14-09-04
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
GoldstarCBZ9222ENo horizontal sync. when cold. When hot, everything is OK. It was not possible to track the defective component with a freezer spray.Changed several caps around TDA2579 chip.14-09-04
GoldstarCBZ9222ENo horizontal sync. when cold. When hot, everything is OK. It was not possible to track the defective component with a freezer spray.Changed several caps around TDA2579 chip.14-09-04
GranadaC41GS5 CBP1748Int sw onOpto coupler int14-09-04
ITTCB9604 CVC40Flyback lines - A1 control not working.R46/48 ( 820k ) on main PCB o/c.14-09-04
ITTCB9604 CVC40No frame.T7 ( BC527 ) on CMF40.14-09-04
SamsungCB336FSound will not turn down.R604 ( 1R ) o/c.14-09-04
SamsungCB536Z P45SRolls aft 2 hrsR210 240k14-09-04
SamsungCB5373Repeated blowing of SMR40200 BU508AF on a hybrid panel can be used instead (leave pins 1 & 5 dis'd) & change HISO169B, 150v avalanche diode, 33µ cap14-09-04
SamsungCB6833WDead PSUC808 100µ 25v14-09-04
SamsungCB7230ZN P72Field collapseTDA3654 FOP chip (tried 3 B4 found one that would work)14-09-04
Sanyo25MT1 CB5956 EC3-A25Goes to st/by aft few secsPin 31 IC701 1v instead of 5v - R372 390k o/c14-09-04
SanyoA3 CBP3024deadLOPTr Q432 2SD1649 s/c, R555 47k o/c14-09-04
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

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
SanyoCB5156Thin dark vertical line on the left side of the pictureR433 DJ, located next to the SCART socket14-09-04
SanyoCB5159 C21EF35NBDeadIV451 LA7832 FOP chip s/c, R364 4R7 ?w fusible o/c, C362 22µ 250v 180v smoother s/c, D351 dry joint14-09-04
SanyoCB5159 C21EF35NBNo soundQ2961/2962 2SC812L6 sm on nicam pcb both faulty- used BC846B in lieu, TDA7263 AF o/p chip u/s14-09-04
SanyoCB5159 C21EF35NBNo TxtNo 5v (REF+) pin 6 IC1001 Txt dec chip SAA5281P/E- D1001 5v1 zener leaky14-09-04
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