Samsung "MU" series (UN, UA, UExxMUxxxx) fault dump IC1604 25Q40...

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  • pepebmx
    Member
    • Aug 2020
    • 11
    • Argentina

    #201
    Hi, I have a Samsung TV model UN43MU6100GCZB (mainboard BN41-02568B BN41-02568). It first had random HDMI issues, then progressed to turning on with backlight but shutting off after a few seconds. All main power rails are present. Could you please check this dump? I suspect its the main problem. Thanks a lot!
    Attached Files

    Comment

    • lotas
      Badcaps Legend
      • Jan 2016
      • 4623
      • Russia

      #202
      Originally posted by pepebmx
      Hi, I have a Samsung TV model UN43MU6100GCZB (mainboard BN41-02568B BN41-02568). It first had random HDMI issues, then progressed to turning on with backlight but shutting off after a few seconds. All main power rails are present. Could you please check this dump? I suspect its the main problem. Thanks a lot!
      Hi, your dump is fine, working, the problem is different.

      Comment

      • zmeutul
        Member
        • Apr 2018
        • 17
        • Romania

        #203
        Hello. I also have a samsung ue65mu6172 with the bn41-02568b motherboard that doesn't turn on and doesn't have the standby LED. From what I saw in the hex of the W25Q40CL chip, it seems to be corrupted at first. Can you help me with its repair? Thank you very much!
        Attached Files

        Comment

        • lotas
          Badcaps Legend
          • Jan 2016
          • 4623
          • Russia

          #204
          Originally posted by zmeutul
          Hello. I also have a samsung ue65mu6172 with the bn41-02568b motherboard that doesn't turn on and doesn't have the standby LED. From what I saw in the hex of the W25Q40CL chip, it seems to be corrupted at first. Can you help me with its repair? Thank you very much!
          Done, try it, don’t forget about status register (0x88, 0x42).
          Attached Files

          Comment

          • zmeutul
            Member
            • Apr 2018
            • 17
            • Romania

            #205
            Originally posted by lotas

            Done, try it, don’t forget about status register (0x88, 0x42).
            Perfect. The TV works. Thank you very much.

            Comment

            • lotas
              Badcaps Legend
              • Jan 2016
              • 4623
              • Russia

              #206
              Originally posted by zmeutul

              Perfect. The TV works. Thank you very much.
              OK!

              Comment

              • catran
                New Member
                • May 2013
                • 2
                • romania

                #207
                hello, can you help me with UE50mu6102k mainboard bn41-02568b, stdby led on, flash on power on but still on after 1sec below is 25q40, panel is CY-GK050HHNVMH, tested without mainboard, leds ok, power ok on plugin
                Attached Files

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                • lotas
                  Badcaps Legend
                  • Jan 2016
                  • 4623
                  • Russia

                  #208
                  Originally posted by catran
                  hello, can you help me with UE50mu6102k mainboard bn41-02568b, stdby led on, flash on power on but still on after 1sec below is 25q40, panel is CY-GK050HHNVMH, tested without mainboard, leds ok, power ok on plugin
                  If this dump is native, original, then it works.
                  Read the dump again with the programmer and see what the programmer shows about the status register, what it is set to (should be 0x88, 0x42).
                  Last edited by lotas; 05-13-2025, 04:30 PM.

                  Comment

                  • catran
                    New Member
                    • May 2013
                    • 2
                    • romania

                    #209
                    Originally posted by lotas

                    If this dump is native, original, then it works.
                    Read the dump again with the programmer and see what the programmer shows about the status register, what it is set to (should be 0x88, 0x42).
                    hmmmm...take a look at the picture please, i thing is something wrong
                    Attached Files

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                    • lotas
                      Badcaps Legend
                      • Jan 2016
                      • 4623
                      • Russia

                      #210
                      Originally posted by catran

                      hmmmm...take a look at the picture please, i thing is something wrong
                      Yes, it is not so, it should be so.
                      Attached Files

                      Comment

                      • tuanvo_86
                        New Member
                        • Jul 2023
                        • 6
                        • VIETNAM

                        #211
                        Hello

                        I have one u43mu6100 with no boot problems. I have the Ic1604. It is possible to fix it?
                        Thank you​
                        Attached Files

                        Comment

                        • lotas
                          Badcaps Legend
                          • Jan 2016
                          • 4623
                          • Russia

                          #212
                          Originally posted by tuanvo_86
                          Hello

                          I have one u43mu6100 with no boot problems. I have the Ic1604. It is possible to fix it?
                          Thank you​
                          Try.
                          Attached Files

                          Comment

                          • tuanvo_86
                            New Member
                            • Jul 2023
                            • 6
                            • VIETNAM

                            #213
                            Originally posted by lotas

                            Try.
                            thanks it works

                            Comment

                            • Israel Caballero
                              New Member
                              • May 2025
                              • 1
                              • España

                              #214
                              Hello. I have a samsung ue50mu6125 with the bn41-02568b motherboard that doesn't turn on. Can you help me with its repair? Thank you very much!​
                              Attached Files

                              Comment

                              • lotas
                                Badcaps Legend
                                • Jan 2016
                                • 4623
                                • Russia

                                #215
                                Originally posted by Israel Caballero
                                Hello. I have a samsung ue50mu6125 with the bn41-02568b motherboard that doesn't turn on. Can you help me with its repair? Thank you very much!​
                                Your dump is fine, working.

                                Comment

                                • Salvatore Cancellieri
                                  New Member
                                  • May 2025
                                  • 8
                                  • Italia

                                  #216
                                  I have this TV with standby LED off, I downloaded the dump, it doesn't seem original to me, is it possible to try to repair it?
                                  TV UE55MU6220 board BN41-02568A
                                  Thanks
                                  Attached Files

                                  Comment

                                  • lotas
                                    Badcaps Legend
                                    • Jan 2016
                                    • 4623
                                    • Russia

                                    #217
                                    Originally posted by Salvatore Cancellieri
                                    I have this TV with standby LED off, I downloaded the dump, it doesn't seem original to me, is it possible to try to repair it?
                                    TV UE55MU6220 board BN41-02568A
                                    Thanks
                                    It doesn't seem to you, but it is true, some smart flasher, without unpacking the dump from winrar, wrote it down just like that!

                                    Comment

                                    • Salvatore Cancellieri
                                      New Member
                                      • May 2025
                                      • 8
                                      • Italia

                                      #218
                                      Originally posted by lotas

                                      It doesn't seem to you, but it is true, some smart flasher, without unpacking the dump from winrar, wrote it down just like that!
                                      ​I compressed the dump in winrar, is there any way to repair it?
                                      Is there any way to get this TV to work?

                                      Comment

                                      • lotas
                                        Badcaps Legend
                                        • Jan 2016
                                        • 4623
                                        • Russia

                                        #219
                                        Originally posted by Salvatore Cancellieri

                                        ​I compressed the dump in winrar, is there any way to repair it?
                                        Is there any way to get this TV to work?
                                        It won't be possible to restore it, since it's not a dump, either you counted it incorrectly, or someone wrote something incomprehensible there. What happened to the TV, what's its history?

                                        Comment

                                        • Salvatore Cancellieri
                                          New Member
                                          • May 2025
                                          • 8
                                          • Italia

                                          #220
                                          Originally posted by lotas

                                          It won't be possible to restore it, since it's not a dump, either you counted it incorrectly, or someone wrote something incomprehensible there. What happened to the TV, what's its history?
                                          I called the customer, they told me that they tried to repair it but he doesn't know if they tried to program it, I asked if it is possible to have the original file if they saved it

                                          Comment

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