Hitachi 32hk04u

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  • anotherdude
    Badcaps Veteran
    • Feb 2013
    • 488
    • uk

    #1

    Hitachi 32hk04u

    just picked this up no standby light

    will upload pics soon

    check psu fuse?
  • anotherdude
    Badcaps Veteran
    • Feb 2013
    • 488
    • uk

    #2
    Re: Hitachi 32hk04u

    so obviously another vestel

    17pw25-4 psu with noticable damage from the off
    Attached Files

    Comment

    • tom66
      EVs Rule
      • Apr 2011
      • 32560
      • UK

      #3
      Re: Hitachi 32hk04u

      I've done a few of these (probably my 4th now); replace all secondary diodes and repair the primary (5 SMD parts and a couple through hole.) Quite an involved job. I have one sitting on my bench right now that isn't cooperating; not blowing fuses any more... but not working.
      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

      • anotherdude
        Badcaps Veteran
        • Feb 2013
        • 488
        • uk

        #4
        Re: Hitachi 32hk04u

        thanks tom

        series of burnt smd parts on the backside, I don't suppose you have a part list handy seeing as you've done a few, save me a few hours

        Comment

        • tom66
          EVs Rule
          • Apr 2011
          • 32560
          • UK

          #5
          Re: Hitachi 32hk04u

          When you fix this could you do me a favour and measure some voltages?

          http://www.ebay.co.uk/itm/17PW25-4-P...item4ad363fdc2

          plus ALL of the UF5402 diodes on secondary. They give you two in the kit but you must replace all of them for reliability.
          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

          • anotherdude
            Badcaps Veteran
            • Feb 2013
            • 488
            • uk

            #6
            Re: Hitachi 32hk04u

            Originally posted by tom66
            When you fix this could you do me a favour and measure some voltages?

            http://www.ebay.co.uk/itm/17PW25-4-P...item4ad363fdc2

            plus ALL of the UF5402 diodes on secondary. They give you two in the kit but you must replace all of them for reliability.
            ye of course happy to help, is it not better to buy them individually?

            £12 for parts seems kinda pricy

            Comment

            • tom66
              EVs Rule
              • Apr 2011
              • 32560
              • UK

              #7
              Re: Hitachi 32hk04u

              It comes out to £8 if you buy the parts individually but I think you have to get them from Farnell and the FAN7529 from eBay, Farnell has a £20 minimum order.
              This is a fairly expensive and time consuming repair, it takes me about an hour each time.
              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

              • vinceroger69
                Badcaps Legend
                • Mar 2012
                • 6714
                • uk

                #8
                Re: Hitachi 32hk04u

                these arnt bad there brand new? £4.00 postage
                http://www.espares.co.uk/product/es1...FaVZ2wodo7gA7g
                Last edited by vinceroger69; 04-29-2014, 03:03 PM. Reason: put in the wrong postage cost sorry now corrected

                Comment

                • tom66
                  EVs Rule
                  • Apr 2011
                  • 32560
                  • UK

                  #9
                  Re: Hitachi 32hk04u

                  That is a pretty good price, might consider it for mine. A freebie 32" hitachi, probably same model #...
                  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

                  • vinceroger69
                    Badcaps Legend
                    • Mar 2012
                    • 6714
                    • uk

                    #10
                    Re: Hitachi 32hk04u

                    never used them myself but reading that add does say new they seem cheaper than ebay used ones.
                    Last edited by vinceroger69; 04-29-2014, 02:40 PM.

                    Comment

                    • tom66
                      EVs Rule
                      • Apr 2011
                      • 32560
                      • UK

                      #11
                      Re: Hitachi 32hk04u

                      Only thing to be aware of is there are some versions of 17PW25-4 that have a jumper fitted and others which don't; they are interchangeable if you remove or fit the jumper.
                      Last edited by tom66; 04-29-2014, 02:43 PM.
                      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

                      • vinceroger69
                        Badcaps Legend
                        • Mar 2012
                        • 6714
                        • uk

                        #12
                        Re: Hitachi 32hk04u

                        thats good to know at that price cant go wrong imo.

                        Comment

                        • anotherdude
                          Badcaps Veteran
                          • Feb 2013
                          • 488
                          • uk

                          #13
                          Re: Hitachi 32hk04u

                          tbh think i'm going to go for one of them, £12 in parts plus maybe a few hours changing them over

                          but can't seem to get £2 postage, £4 for me tv owes me £25 though, not sure atm

                          think that seems the better option and maybe stick the board on somewhere to clear £10 after postage hopefully
                          Last edited by anotherdude; 04-29-2014, 03:02 PM.

                          Comment

                          • vinceroger69
                            Badcaps Legend
                            • Mar 2012
                            • 6714
                            • uk

                            #14
                            Re: Hitachi 32hk04u

                            sorry my fault just re read postage costs you are right i was going of the lower price item its still not bad imo though.

                            Comment

                            • anotherdude
                              Badcaps Veteran
                              • Feb 2013
                              • 488
                              • uk

                              #15
                              Re: Hitachi 32hk04u

                              just picked up a toshiba 32kv501b with a smashed screen for £10

                              looks very similar to this hitachi, not had a chance to open yet but from memory toshibas are vestels too correct?

                              Comment

                              • tom66
                                EVs Rule
                                • Apr 2011
                                • 32560
                                • UK

                                #16
                                Re: Hitachi 32hk04u

                                Newer ones are but I'm afraid that uses a 17PW26-4 which is NOT compatible (believe me I've tried, and failed, to mod one into another.) I got the 26-4 from a 32KV501.
                                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

                                • anotherdude
                                  Badcaps Veteran
                                  • Feb 2013
                                  • 488
                                  • uk

                                  #17
                                  Re: Hitachi 32hk04u

                                  Originally posted by tom66
                                  Newer ones are but I'm afraid that uses a 17PW26-4 which is NOT compatible (believe me I've tried, and failed, to mod one into another.) I got the 26-4 from a 32KV501.
                                  are you sure tom, looking through google with the model number and power supply search i get hits all over the place for this PSU

                                  https://www.google.co.uk/search?q=32...en-GB:official

                                  Comment

                                  • tom66
                                    EVs Rule
                                    • Apr 2011
                                    • 32560
                                    • UK

                                    #18
                                    Re: Hitachi 32hk04u

                                    It's possible they used different PSUs throughout the production run (yay for consistency) but I definitely got my 17PW26-4 from a 32KVxxxB.

                                    (Possibly a KV500 vs KV501... I don't have the TV anymore...)
                                    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

                                    • anotherdude
                                      Badcaps Veteran
                                      • Feb 2013
                                      • 488
                                      • uk

                                      #19
                                      Re: Hitachi 32hk04u

                                      just checked it, luckily enough a 17pw25-4

                                      has the rocker switch too, so no messing round yay

                                      Comment

                                      • vinceroger69
                                        Badcaps Legend
                                        • Mar 2012
                                        • 6714
                                        • uk

                                        #20
                                        Re: Hitachi 32hk04u

                                        for £10.00 thats a good buy aslong as its working? maybe the t con and mains good too for future projects too. theres always smashed screen ones being offered on freecycle etc if local i will collect them for the boards etc.

                                        Comment

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