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LG Help Required 42LG3000

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    #21
    Re: LG Help Required 42LG3000

    Are you saying--there's no supply on both sides of that fuse, F2?
    TELEFIX

    How PLASMA SCREENS WORK, X-SUS and Y-SUS what they do--
    http://www.irf.com/technical-info/appnotes/an-1088.pdf
    PLEASE DO NOT EMAIL ME PRIVATELY FOR REPAIR ADVICE. QUESTIONS BELONG ON THE FORUM!

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      #22
      Re: LG Help Required 42LG3000

      Originally posted by Alastair E View Post
      So--with those voltages--Is the light on?

      If not--suspect either of the inverters or the BL tube/s its/themselves...

      no light on whatsoever never blinks . may seem like a daft question but i should be getting voltage out of other end of that fuse right?

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        #23
        Re: LG Help Required 42LG3000

        Originally posted by Alastair E View Post
        Are you saying--there's no supply on both sides of that fuse, F2?
        there voltage out of the F2 both sides but the little black one seen in pic F1 only gives a reading from one end

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          #24
          Re: LG Help Required 42LG3000

          Its this little bugger . Im sure ive hit the probe onto the end and a big fat zero.
          Attached Files

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            #25
            Re: LG Help Required 42LG3000

            With set switched off, check the continuity of that F1 fuse....

            Should be 0 or close to 0 ohms....
            TELEFIX

            How PLASMA SCREENS WORK, X-SUS and Y-SUS what they do--
            http://www.irf.com/technical-info/appnotes/an-1088.pdf
            PLEASE DO NOT EMAIL ME PRIVATELY FOR REPAIR ADVICE. QUESTIONS BELONG ON THE FORUM!

            Comment


              #26
              Re: LG Help Required 42LG3000

              Originally posted by Alastair E View Post
              With set switched off, check the continuity of that F1 fuse....

              Should be 0 or close to 0 ohms....

              forgive my noobness but what setting do i need the DMM on for checking this out?

              Comment


                #27
                Re: LG Help Required 42LG3000

                ive put it on a setting that beeps when you stick probes onto the 2 ends of the fuse . however with the F1 one no beep and the number skys it through 1600+ and counting. The F2 beeps and stays at 0

                Comment


                  #28
                  Re: LG Help Required 42LG3000

                  BINGO ! just temp bridged with bit of wire and it lit up like a christmas tree.. Any one know where i can get a replacement F1 to fit this set or a replacement part that will do the job? preferably uk for a quick delivery
                  Last edited by coopigeon; 05-12-2014, 04:58 PM.

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                    #29
                    Re: LG Help Required 42LG3000

                    Looks like a 2 amp 1206 fuse
                    £3 all in
                    http://cpc.farnell.com/multicomp/mc1...20This%20Range
                    Please do not PM me with questions! Questions via PM will not be answered. Post on the forums instead!
                    For service manual, schematic, boardview (board view), datasheet, cad - use our search.

                    Comment


                      #30
                      Re: LG Help Required 42LG3000

                      Originally posted by tom66 View Post
                      Looks like a 2 amp 1206 fuse
                      £3 all in
                      http://cpc.farnell.com/multicomp/mc1...20This%20Range

                      thanks tom ill check it out when i wake up

                      Comment


                        #31
                        Re: LG Help Required 42LG3000

                        Originally posted by tom66 View Post
                        Looks like a 2 amp 1206 fuse
                        £3 all in
                        http://cpc.farnell.com/multicomp/mc1...20This%20Range

                        will this do the job Tom ? if so ill order now , i couldnt fathom if you were saying it looks like or it is if you catch my drift

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                          #32
                          Re: LG Help Required 42LG3000

                          To be certain you should measure the fuse. Check it is approx 0.12" by 0.06". That will be the right part if that is the case.
                          Please do not PM me with questions! Questions via PM will not be answered. Post on the forums instead!
                          For service manual, schematic, boardview (board view), datasheet, cad - use our search.

                          Comment


                            #33
                            Re: LG Help Required 42LG3000

                            Originally posted by tom66 View Post
                            To be certain you should measure the fuse. Check it is approx 0.12" by 0.06". That will be the right part if that is the case.
                            Hi tom

                            The one you listed didnt seem big enough so at farnells we had a look at pics etc and they thpought these

                            http://cpc.farnell.com/cooper-bussma...23?Ntt=1123256

                            still 1206 case but these ones have a small metal edge like the ones on the board that you can solder wheres the others listed did not .

                            will they do the job anyone?

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                              #34
                              Re: LG Help Required 42LG3000

                              well I hope it is as matches size for size and is in and working

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                                #35
                                Re: LG Help Required 42LG3000

                                That is the same size, should work OK too. About 2x more expensive though, if that matters to you.
                                Please do not PM me with questions! Questions via PM will not be answered. Post on the forums instead!
                                For service manual, schematic, boardview (board view), datasheet, cad - use our search.

                                Comment


                                  #36
                                  Re: LG Help Required 42LG3000

                                  Originally posted by tom66 View Post
                                  That is the same size, should work OK too. About 2x more expensive though, if that matters to you.
                                  Thanks Tom for all your help and everyone else. Im glad itll be ok . Maybe thatll clear up a few of the other unfinished threads on this make n model who knows

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