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Asus VE205 .... 2seconds to black

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    #61
    Re: Asus VE205 .... 2seconds to black

    Originally posted by Welchs101 View Post
    Any ideas on where to find a replacement part?
    Many sellers on ebay.com.
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      #62
      Re: Asus VE205 .... 2seconds to black

      it has been a while but i wanted to post an update. My neighbor gave me this monitor because it did not work. They bought a new one and let me keep this one so i removed the AO4614 devices from the circuit board to test them.

      I removed both AO4614 devices.

      I tested both using the link provided. In diode check mode.
      For the N-channel device. I placed black lead on source and red lead on gate. I let it sit there for a few seconds. THen i placed red lead onto the Drain lead. The voltage measured 0.2V for a split second then decreased to almost zero. I reversed the leads and then did the same thing for the p-channel device.........same results.

      I repeated the above process for the other AO4614 device and got the same results.

      I guess this monitor is headed to the scrap pile unless someone has something else to try. I did want to provide an update in case this helps someone else.

      Comment


        #63
        Re: Asus VE205 .... 2seconds to black

        I know this thread is old, but this info might help someone else. I just received this same monitor from a friend it had the exact same symptoms as this guy did. push the power button had a brief flash of the pc desktop then dark, with a flashlight the PC desktop is seen just no backlight, power button led stays blue, after reading thru this forum i came to the conclusion it must be a bulb or inverter issue so after taking the screen apart and looking at the cfl's i noticed where the cfl connects to the tube whoever assembled the screen missed putting the tape over the corner where the wires meet the bulbby about 1/8" inch but just enough to cause the wires to short to the case i included a couple pictures (not very good but you will get the idea) i am going to order the cfl from lcd parts.net $14.95 so a fairly cheap fix (I hope) if i do not wreck the thing putting it back toghether.
        Attached Files

        Comment


          #64
          Re: Asus VE205 .... 2seconds to black

          That the burnt wire symptom, very common due to poor soldering workmanship.
          I would inspect all the wires, also pull it slightly to see if it will come right out.
          http://s807.photobucket.com/albums/y...klight%20lamp/
          Never stop learning
          Basic LCD TV and Monitor troubleshooting guides.
          http://www.badcaps.net/forum/showthr...956#post305956

          Voltage Regulator (LDO) testing:
          http://www.badcaps.net/forum/showthr...999#post300999

          Inverter testing using old CFL:
          http://www.badcaps.net/forum/showthr...er+testing+cfl

          Tear down pictures : Hit the ">" Show Albums and stories" on the left side
          http://s807.photobucket.com/user/budm/library/

          TV Factory reset codes listing:
          http://www.badcaps.net/forum/showthread.php?t=24809

          Comment


            #65
            Re: Asus VE205 .... 2seconds to black

            Update i replaced just the top cfl from lcd parts.net (quick shipping) and put it back together powered it on and IT WORKED wahoo. I will add that the bulbs are way fragile and putting all the layers to the panel back together and correct was not a task i enjoyed quite tricky but did it and have a happy friend with a working monitor. Thanks for this forum and all the helpful people here

            Comment


              #66
              Re: Asus VE205 .... 2seconds to black

              Originally posted by bluewhale32 View Post
              Update i replaced just the top cfl from lcd parts.net (quick shipping) and put it back together powered it on and IT WORKED wahoo. I will add that the bulbs are way fragile and putting all the layers to the panel back together and correct was not a task i enjoyed quite tricky but did it and have a happy friend with a working monitor. Thanks for this forum and all the helpful people here
              found the same problem could you send a link to the replacement so i can repair mine.

              Comment


                #67
                Re: Asus VE205 .... 2seconds to black

                http://lcdparts.net/howto/selectccfl.aspx
                http://lcdparts.net/howto/troublesho...sktopCCFL.aspx
                Never stop learning
                Basic LCD TV and Monitor troubleshooting guides.
                http://www.badcaps.net/forum/showthr...956#post305956

                Voltage Regulator (LDO) testing:
                http://www.badcaps.net/forum/showthr...999#post300999

                Inverter testing using old CFL:
                http://www.badcaps.net/forum/showthr...er+testing+cfl

                Tear down pictures : Hit the ">" Show Albums and stories" on the left side
                http://s807.photobucket.com/user/budm/library/

                TV Factory reset codes listing:
                http://www.badcaps.net/forum/showthread.php?t=24809

                Comment


                  #68
                  Re: Asus VE205 .... 2seconds to black

                  thank you

                  Comment


                    #69
                    Re: Asus VE205 .... 2seconds to black

                    Yes, thanks I thought it smelled like a short.
                    User error.

                    Comment


                      #70
                      Re: Asus VE205 .... 2seconds to black

                      Hmmm. I just got one from a friend. I will have to check this. Hopefully that's the same problem.

                      Comment


                        #71
                        Re: Asus VE205 .... 2seconds to black

                        Same problem here. I'm not going to bother to fix it, anybody need some parts from it?
                        Attached Files

                        Comment


                          #72
                          Re: Asus VE205 .... 2seconds to black

                          BTW, this isn't really an ASUS problem, its an LG problem (the maker of the panel). The part number of the panel is LM200WD1 TL C1 or LM200WD1(TL)(C1) or LM200WD1-TL-C1.

                          Comment

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