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    <p>Zkraty měřím na vypnuté a ještě většinou vyndané DPS. Zde připadá
      v úvahu něco na kondenzátoru, ESD od ruky. 5V ani 12V zde
      neočekávám. Ty vstupní odpory jsou asi dimenzované na nějaký náboj
      z kondu odhaduji.</p>
    <p>Pokud na vstup nedám nějakou větší diodu či transil něco v SMB
      velikosti aspoň, tak ty odpory mají asi větší funkčnost než tam
      dát nějaké 1N4148.</p>
    <p>Nějaké TVS v SMB na 5V/3.3V by se teoreticky mohlo doplnit na
      vstup.  1N4148 nebo něco takového jako ochrana přímo na vstupu OZ
      tj. aby se zde nedostalo něco i přes ten 1k. Možná by se mohlo
      podpořit i nějakou kapacitou např. 100n asi to zde nehraje roli
      při tom měření. To by mělo chytit nějaké rychlé pulsy od kondíků
      taky a ochránit vstup OZ.</p>
    <p>Poté by jste mohl dát TVS na napájení, aby se tam náhodou něco
      nedostalo.</p>
    <p>Ovšem pro bastl a s vstupní odporem 2R mi to i tak připadá dost
      bez těchto věcí.<br>
    </p>
    Jirka<br>
    <div class="moz-cite-prefix">Dne 04.06.2024 v 19:23 Pavel Hudeček
      napsal(a):<br>
    </div>
    <blockquote type="cite"
      cite="mid:76c0d23b-5977-4fcf-8b4b-e9db0907c6f3@seznam.cz">
      <meta http-equiv="Content-Type" content="text/html; charset=UTF-8">
      Já si teda myslím, že po připojení pouhých 5 V mezi P1A a P2A
      shoří R7 nebo R8.<br>
      12 V potom spálí ještě nejmíň U1.<br>
      <br>
      Pak je otázka, zda to z něj nevyleze do 3V3 a nespálí i další
      integráče a displej, případně zda jen procesor přes nohu EN.<br>
      <br>
      Aspoň teda pokud se stále bavíme o:<br>
      <a class="moz-txt-link-freetext"
href="https://gitlab.com/jdobry/shortypen/-/blob/main/Schematics/Schematic_shortyPen.pdf?ref_type=heads"
        moz-do-not-send="true">https://gitlab.com/jdobry/shortypen/-/blob/main/Schematics/Schematic_shortyPen.pdf?ref_type=heads</a><br>
      <br>
      PH<br>
      <br>
      <div class="moz-cite-prefix">Dne 04.06.2024 v 17:51 Nesvacil Jiri
        napsal(a):<br>
      </div>
      <blockquote type="cite"
        cite="mid:0ca9d247-8d7e-402f-a153-4b667f50267f@posys.cz">
        <meta http-equiv="Content-Type"
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        <p>Skoro konstantním proudem bych nahradil to R6, prostě zrcadlo
          ze dvou tranzistorů, lepší než odpor a napájení přímo z ACU
          bude více nezávislé.</p>
        <p>K ochraně. Na vstupu je dělič 1R/1000R nebo druhý vstup OZ
          3R/1000R. Pokud tam půjde 230, tak to OZ přes dělič by měl
          přežít.  Např. 230AC nebo 331VDC x 3/1000=0.993V. To by OZ měl
          dát.  Nějaké ESD např. 8kV .. je přes dělič tj. 8x2/1000=16V
          tam možná, pokud tam již není nějaká ochrana v OZ nebo nějaká
          parazitní kapacita.... Samozřejmě ochranou tj. 2x dioda asi
          zde neurazíš.<br>
        </p>
        <p>Jirka<br>
        </p>
        <div class="moz-cite-prefix">Dne 04.06.2024 v 17:08 Pavel
          Hudeček napsal(a):<br>
        </div>
        <blockquote type="cite"
          cite="mid:2778e45b-e7fd-44f9-816c-5800e46adb18@seznam.cz">
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          No já bych akorát zvýšil R6, místo U1 dal P-MOSFET na zapínání
          děliče. Proudový zrcadlo netuším k čemu by mi bylo.<br>
          <br>
          Čili ano, jako to má p. Sukuba.<br>
          <br>
          A ještě jinej ADC, kterej umožňuje referenci z Vdd.
          Nejjednodušejc tedy bez interní ref, bude i levnější. Nakonec
          by vyšlo líp přepínat zesílení a použít interní ADC z MCU.<br>
          <br>
          Kde bych naopak přidával je ochrana vstupu, aby se nedal
          snadno odpálit.<br>
          <br>
          PH<br>
          <br>
          <div class="moz-cite-prefix">Dne 04.06.2024 v 16:40 Nesvacil
            Jiri napsal(a):<br>
          </div>
          <blockquote type="cite"
            cite="mid:44b35652-4072-40ad-a677-83be554b3282@posys.cz">
            <meta http-equiv="Content-Type"
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            <p>Jeden stabilizátor 1.8V ušetříte zjednodušením a větší
              nepřesností, nebo tam dáte dva tranzistory jako proudové
              zrcadlo a bude levnější, větší, dostupnější.</p>
            <p>S tím, že zde nebude stabilních 3.3V si tak jist nejsem
              od OZ, ADC, OLED. MCU možná. Nevím co bude dělat to
              chvilku 60mA z baterií a chvilku ne, jak se to celé bude
              chovat, pokud tam nebude stabilizátor. I to pískle pojede
              jinak.<br>
            </p>
            <p>Jinak to asi myslíte takto:<br>
            </p>
            <p><a class="moz-txt-link-freetext"
href="https://sites.google.com/view/pater/pomucky/shorty"
                moz-do-not-send="true">https://sites.google.com/view/pater/pomucky/shorty</a><br>
            </p>
            <p>Jirka<br>
            </p>
            <p><a class="moz-txt-link-freetext"
href="https://sites.google.com/view/pater/pomucky/shorty"
                moz-do-not-send="true">https://sites.google.com/view/pater/pomucky/shorty</a><br>
            </p>
            <div class="moz-cite-prefix">Dne 04.06.2024 v 15:37 Pavel
              Hudeček napsal(a):<br>
            </div>
            <blockquote type="cite"
              cite="mid:950b4e24-b0bb-4e7f-93b2-a438560040f5@seznam.cz">
              <meta http-equiv="Content-Type"
                content="text/html; charset=UTF-8">
              Ze 3V udělá 3,3, z toho pak lineárním stablíkem 1,8 a pak
              to pustí do děliče s malým R.<br>
              <br>
              Když bude dělič se stejným proudem, navržený na 3, můžou
              se oba stablíky vynechat a ještě to bude žrát o 10 % míň.<br>
              <br>
              R6+R7 použiju jako referenci, změřím po zapnutí hodnotu.
              Při poklesu spočítám jaký R je paralelně.<br>
              <br>
              PH<br>
              <br>
              <div class="moz-cite-prefix">Dne 04.06.2024 v 15:18
                Nesvacil Jiri napsal(a):<br>
              </div>
              <blockquote type="cite"
                cite="mid:0db89d08-1934-4509-8b99-c5235cbce6ab@posys.cz">
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                <p>Pokud chci dělat měření při nízkém napětí, kde se
                  eliminují diody a nechci zničit nějaké IO, tak musím
                  nějak udělat. Zde měří paralelně k odporu 2R, proudu
                  cca 60mA, proto zde má stabilizátor 1.8V. Úbytek na
                  tom 2R je malý, tak má nízkošumový OZ od 0V.<br>
                </p>
                <p>To jsou parametry toho měření. Kalibruje to odpory
                  1R, 2R. Funguje to i se zvukem.</p>
                <p>Mohl bych říci, že budu měřit paralelně k odporu 20R,
                  řádově menším proudem. Jenže k těm 20R pokud přičtu
                  1R, tak to budu hůře měřit přes ADC asi tam bude větší
                  nepřesnost.</p>
                <p>Jirka<br>
                </p>
                <div class="moz-cite-prefix">Dne 04.06.2024 v 15:04
                  Pavel Hudeček napsal(a):<br>
                </div>
                <blockquote type="cite"
cite="mid:3f9eca31-e22a-4a6c-9d5b-9eb9ebfccbe8@seznam.cz">
                  <meta http-equiv="Content-Type"
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                  Možná mi něco uniká, ale když na fotce vidím, jak je
                  na displeji 3,5 Ω, tak to žádný precizní měřák není.
                  Napájení z baterek, takže vyhlazení dokonalé.<br>
                  <br>
                  V podstatě se dá říct, že na měření odporu jsou
                  potřeba buď dva přesné zdroje U nebo I, jako je to
                  tady, nebo jeden referenční R napájený ze stejného
                  zdroje jako R měřený.<br>
                  <br>
                  Ten ADC teda budiž, jestli to má měřit 0,1 mΩ - 3,5 Ω,
                  tak se víc než 12b hodí.<br>
                  <br>
                  PH<br>
                  <br>
                  <div class="moz-cite-prefix">Dne 04.06.2024 v 14:14
                    Jaroslav Buchta napsal(a):<br>
                  </div>
                  <blockquote type="cite"
cite="mid:9ad36883-fa90-48e0-92bf-e843cba9e6fb@hascomp.cz">
                    <meta http-equiv="Content-Type"
                      content="text/html; charset=UTF-8">
                    <div class="moz-cite-prefix">Tak je to udelane
                      docela precizne, 3V3 bude stabilni, merici proud
                      presny a vyhlazeny, navic by tam stejne musel byt
                      nejaky spinac a prevodnik je 18 bit sigma delta,
                      asi o parnik lepsi nez ten v procesoru co se
                      pouziva na mereni baterky...</div>
                    <div class="moz-cite-prefix"><br>
                    </div>
                    <div class="moz-cite-prefix">Dne 04.06.2024 v 13:26
                      Pavel Hudeček napsal(a):<br>
                    </div>
                    <blockquote type="cite"
cite="mid:335d2f7c-5f2a-4533-a135-5fce32f9a07c@seznam.cz">
                      <meta http-equiv="Content-Type"
                        content="text/html; charset=UTF-8">
                      Tohle téma jsem nějakou dobu nesledoval.<br>
                      <br>
                      Od prodejce jsem se dostal na<br>
                      <a class="moz-txt-link-freetext"
href="https://gitlab.com/jdobry/shortypen/-/blob/main/Schematics/Schematic_shortyPen.pdf?ref_type=heads"
                        moz-do-not-send="true">https://gitlab.com/jdobry/shortypen/-/blob/main/Schematics/Schematic_shortyPen.pdf?ref_type=heads</a><br>
                      <br>
                      A mám hloupý dotaz:<br>
                      Proč je to tak složitý?<br>
                      - Proč se tam vyrábí stabilizovanejch 3V3 spínaným
                      zdrojem, když procesor zvládne celej rozsah 2
                      tužkovek?<br>
                      - Proč se tam pro měřící proud používá další
                      stabilizátor?<br>
                      - Proč je tam externí ADC, když i nejlevnější STM
                      má interní ADC?<br>
                      <br>
                      Ten operák budiž, ale jinak mi na orientační
                      měření R přijdou 2 stabilizátory zcela zbytečný.
                      Prostě změřím Rx/Rref a je to.<br>
                      <br>
                      PH<br>
                      <br>
                      <br>
                      <div class="moz-cite-prefix">Dne 04.06.2024 v
                        10:31 Peter Berec napsal(a):<br>
                      </div>
                      <blockquote type="cite"
cite="mid:8c1df6c0-8b81-48ba-8af3-7595e010a78e@gmail.com">
                        <meta http-equiv="Content-Type"
                          content="text/html; charset=UTF-8">
                        <p>Konštrukcia z <font
                            face="Times New Roman, Times, serif">PE AR
                            03/2023:</font></p>
                        <p><font face="Times New Roman, Times, serif"><a
                              class="moz-txt-link-freetext"
href="https://www.laskakit.cz/stavebnice-vyhledavace-zkratu/"
                              moz-do-not-send="true">https://www.laskakit.cz/stavebnice-vyhledavace-zkratu/</a></font></p>
                        <p><font face="Times New Roman, Times, serif">Peter<br>
                          </font></p>
                        <div class="moz-cite-prefix">Dňa 3. 6. 2024 o
                          11:59 Michal Grunt napísal(a):<br>
                        </div>
                        <blockquote type="cite"
cite="mid:CACR8hZJjC=Os-qXkQE6kxfkhrES+XmvAzY_g-wGygc4k00pMrA@mail.gmail.com">
                          <meta http-equiv="content-type"
                            content="text/html; charset=UTF-8">
                          <div dir="auto">Ještě jsem se postupně ze
                            článku v AR/PE proklikal sem. To už se z
                            toho co mam v šuplíku postavit dá a asi to
                            vyzkouším.
                            <div dir="auto">
                              <div dir="auto"><br>
                              </div>
                              <div dir="auto"><a
href="https://www.eevblog.com/forum/testgear/finding-short-on-motherboards-with-a-shorty-(with-display)/"
                                  moz-do-not-send="true"
                                  class="moz-txt-link-freetext">https://www.eevblog.com/forum/testgear/finding-short-on-motherboards-with-a-shorty-(with-display)/</a></div>
                            </div>
                          </div>
                          <br>
                          <div class="gmail_quote">
                            <div dir="ltr" class="gmail_attr">Dne po 3.
                              6. 2024 9:13 uživatel Michal Grunt <<a
                                href="mailto:michal.grunt@gmail.com"
                                moz-do-not-send="true"
                                class="moz-txt-link-freetext">michal.grunt@gmail.com</a>>
                              napsal:<br>
                            </div>
                            <blockquote class="gmail_quote"
style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex">
                              <div dir="auto">Děkuji za tip. Vypadá to
                                zajímavě. Myslím, že mám už dost metod
                                na vyhledávání tak je postupně (od té
                                nejdostupnější) vyzkouším. Děkuji.</div>
                              <br>
                              <div class="gmail_quote">
                                <div dir="ltr" class="gmail_attr">Dne ne
                                  2. 6. 2024 10:55 uživatel Z.Kobylka
                                  <<a href="mailto:zdeko@seznam.cz"
                                    target="_blank" rel="noreferrer"
                                    moz-do-not-send="true"
                                    class="moz-txt-link-freetext">zdeko@seznam.cz</a>>
                                  napsal:<br>
                                </div>
                                <blockquote class="gmail_quote"
style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex">
                                  <div>
                                    <p><font
face="Times New Roman, Times, serif">Co "Kkapesní vyhledávač zkratu" PE
                                        AR 03/2023 str 11 rozlišení
                                        0,1mohmů v rozsahu 0-3,5Ohmů</font></p>
                                    <p><font
face="Times New Roman, Times, serif">Kobylka<br>
                                      </font></p>
                                    <div>Dne 01.06.2024 v 8:31 Michal
                                      Grunt napsal(a):<br>
                                    </div>
                                    <blockquote type="cite">
                                      <div dir="auto">Děkuji, vyzkouším.</div>
                                      <br>
                                      <div class="gmail_quote">
                                        <div dir="ltr"
                                          class="gmail_attr">Dne pá 31.
                                          5. 2024 14:14 uživatel
                                          Nesvacil Jiri <<a
href="mailto:nesvacil@posys.eu" rel="noreferrer noreferrer"
                                            target="_blank"
                                            moz-do-not-send="true"
class="moz-txt-link-freetext">nesvacil@posys.eu</a>> napsal:<br>
                                        </div>
                                        <blockquote class="gmail_quote"
style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex">
                                          <div>
                                            <p>Díval jsem se a je to
                                              spíš toto <a
href="http://www.belza.cz/simple/pisk.htm"
rel="noreferrer noreferrer noreferrer" target="_blank"
                                                moz-do-not-send="true"
class="moz-txt-link-freetext">http://www.belza.cz/simple/pisk.htm</a>
                                              čím zkouším.</p>
                                            <p>Jirka</p>
                                            <div>Dne 30.05.2024 v 14:00
                                              Michal Grunt napsal(a):<br>
                                            </div>
                                            <blockquote type="cite">
                                              <div dir="ltr">Možná spíš
                                                toto? Strana 5.
                                                <div><br>
                                                </div>
                                                <div><a
href="https://www.ok1khl.com/storage/mladez/Soubor_stavebnich_navodu_pro_krouzky.pdf"
rel="noreferrer noreferrer noreferrer" target="_blank"
moz-do-not-send="true" class="moz-txt-link-freetext">https://www.ok1khl.com/storage/mladez/Soubor_stavebnich_navodu_pro_krouzky.pdf</a><br>
                                                </div>
                                              </div>
                                              <br>
                                              <div class="gmail_quote">
                                                <div dir="ltr"
                                                  class="gmail_attr">čt
                                                  30. 5. 2024 v 13:37
                                                  odesílatel Michal
                                                  Grunt <<a
href="mailto:michal.grunt@gmail.com"
rel="noreferrer noreferrer noreferrer" target="_blank"
moz-do-not-send="true" class="moz-txt-link-freetext">michal.grunt@gmail.com</a>>
                                                  napsal:<br>
                                                </div>
                                                <blockquote
                                                  class="gmail_quote"
style="margin:0px 0px 0px 0.8ex;border-left:1px solid rgb(204,204,204);padding-left:1ex">
                                                  <div dir="auto">Není
                                                    to něco takového?
                                                    <div dir="auto"><br>
                                                    </div>
                                                    <div dir="auto"><a
href="https://www.high-voltage-lab.com/202/continuity-tester"
rel="noreferrer noreferrer noreferrer" target="_blank"
moz-do-not-send="true" class="moz-txt-link-freetext">https://www.high-voltage-lab.com/202/continuity-tester</a></div>
                                                    <div dir="auto"><br>
                                                    </div>
                                                    <div dir="auto">Nebo</div>
                                                    <div dir="auto"><br>
                                                    </div>
                                                    <div dir="auto"><a
href="https://www.eeweb.com/continuity-tester-circuit-diagram/"
rel="noreferrer noreferrer noreferrer" target="_blank"
moz-do-not-send="true" class="moz-txt-link-freetext">https://www.eeweb.com/continuity-tester-circuit-diagram/</a></div>
                                                  </div>
                                                  <br>
                                                  <div
                                                    class="gmail_quote">
                                                    <div dir="ltr"
                                                      class="gmail_attr">Dne
                                                      čt 30. 5. 2024
                                                      7:55 uživatel
                                                      Nesvacil Jiri <<a
href="mailto:nesvacil@posys.eu" rel="noreferrer noreferrer noreferrer"
                                                        target="_blank"
moz-do-not-send="true" class="moz-txt-link-freetext">nesvacil@posys.eu</a>>
                                                      napsal:<br>
                                                    </div>
                                                    <blockquote
class="gmail_quote"
style="margin:0px 0px 0px 0.8ex;border-left:1px solid rgb(204,204,204);padding-left:1ex">
                                                      <div>
                                                        <p>Na zjištění
                                                          zkratu
                                                          používám
                                                          multivibrátor,
                                                          někde v AR
                                                          bylo schéma na
                                                          vstupu to má
                                                          ochranné diody
                                                          tj. malé
                                                          napětí, hlavně
                                                          slyším
                                                          vybíjení
                                                          kondenzátorů
                                                          či zkrat.
                                                          Měřidlem si
                                                          nedokáži úplně
                                                          představit.
                                                          Menší kapacity
                                                          se tím poznají
                                                          hůře či menší
                                                          odpory, ale
                                                          oproti měření
                                                          ohmetrem.... .
                                                          Někde vyšel
                                                          taky c-beeper,
                                                          ale tady
                                                          zrovna
                                                          nepoužívám a
                                                          nevím zda tady
                                                          by byl
                                                          ideální.</p>
                                                        <p>Jirka<br>
                                                        </p>
                                                        <div>Dne
                                                          30.05.2024 v
                                                          7:10 Michal
                                                          Grunt
                                                          napsal(a):<br>
                                                        </div>
                                                        <blockquote
                                                          type="cite">
                                                          <div
                                                          dir="auto">Jaké
                                                          proudove
                                                          omezeni máte
                                                          nastaveno?
                                                          Děkuji.</div>
                                                          <br>
                                                          <div
class="gmail_quote">
                                                          <div dir="ltr"
class="gmail_attr">Dne st 29. 5. 2024 22:04 uživatel Jan Kuba <<a
href="mailto:honza.kuba@gmail.com"
rel="noreferrer noreferrer noreferrer noreferrer" target="_blank"
moz-do-not-send="true" class="moz-txt-link-freetext">honza.kuba@gmail.com</a>>
                                                          napsal:<br>
                                                          </div>
                                                          <blockquote
class="gmail_quote"
style="margin:0px 0px 0px 0.8ex;border-left:1px solid rgb(204,204,204);padding-left:1ex">
                                                          <div dir="ltr">Já
                                                          hledám tak, že
                                                          tam připojím
                                                          třeba 1V a
                                                          měřím napětí v
                                                          jednotlivých
                                                          částech
                                                          napájecí
                                                          sběrnice. Při
                                                          větším proudu
                                                          ( je třeba
                                                          omezení I) 
                                                          <div>už je
                                                          poznat třeba
                                                          prstem nebo 
                                                          termokamerou,
                                                          který kond je
                                                          ve zkratu...</div>
                                                          </div>
                                                          <div
id="m_-2108181517949374487m_1688072955432965373m_-9080113161777530748m_-4867192474044427739m_-3512490688857473190m_-3540294172163703170DAB4FAD8-2DD7-40BB-A1B8-4E2AA1F9FDF2"><br>
                                                          <table
style="border-top:1px solid rgb(211,212,222)">
                                                          <tbody>
                                                          <tr>
                                                          <td
style="width:55px;padding-top:13px"><a
href="https://www.avast.com/sig-email?utm_medium=email&utm_source=link&utm_campaign=sig-email&utm_content=webmail"
rel="noreferrer noreferrer noreferrer noreferrer noreferrer"
target="_blank" moz-do-not-send="true"><img
src="https://s-install.avcdn.net/ipm/preview/icons/icon-envelope-tick-round-orange-animated-no-repeat-v1.gif"
                                                          alt=""
style="width:46px;height:29px" moz-do-not-send="true" width="46"
                                                          height="29"></a></td>
                                                          <td
style="width:470px;padding-top:12px;color:rgb(65,66,78);font-size:13px;font-family:Arial,Helvetica,sans-serif;line-height:18px">Neobsahuje
                                                          žádné viry.<a
href="https://www.avast.com/sig-email?utm_medium=email&utm_source=link&utm_campaign=sig-email&utm_content=webmail"
style="color:rgb(68,83,234)"
rel="noreferrer noreferrer noreferrer noreferrer noreferrer"
target="_blank" moz-do-not-send="true">www.avast.com</a></td>
                                                          </tr>
                                                          </tbody>
                                                          </table>
                                                          </div>
                                                          <br>
                                                          <div
class="gmail_quote">
                                                          <div dir="ltr"
class="gmail_attr">st 29. 5. 2024 v 21:54 odesílatel Michal Grunt <<a
href="mailto:michal.grunt@gmail.com"
rel="noreferrer noreferrer noreferrer noreferrer noreferrer"
target="_blank" moz-do-not-send="true" class="moz-txt-link-freetext">michal.grunt@gmail.com</a>>
                                                          napsal:<br>
                                                          </div>
                                                          <blockquote
class="gmail_quote"
style="margin:0px 0px 0px 0.8ex;border-left:1px solid rgb(204,204,204);padding-left:1ex">
                                                          <div
                                                          dir="auto">Mám
                                                          tu jeden
                                                          notebook,
                                                          který se chová
                                                          tak, že po
                                                          zmacknuti
                                                          tlacitka pro
                                                          zapnutí se na
                                                          1-5 vteřin
                                                          zapne a ihned
                                                          vypne. Po
                                                          vyzkoušení
                                                          takoveho toho
                                                          bezne
                                                          uzivatelsky
                                                          mozneho (jina
                                                          pamet atd.)
                                                          jsem vyndal
                                                          desku. Vypadá
                                                          to, že je ve
                                                          zkratu část za
                                                          menici napětí,
                                                          které napájí
                                                          CPU.
                                                          <div
                                                          dir="auto"><br>
                                                          </div>
                                                          <div
                                                          dir="auto">Předpokládejme,
                                                          že je na vine
                                                          nějaký z
                                                          kondenzátoru.
                                                          Desku jsem
                                                          prohlédl pod
                                                          mikroskopem a
                                                          žádnou
                                                          destrukci
                                                          něčeho jsem
                                                          nenašel. Ani
                                                          žádný náznak.
                                                          <div
                                                          dir="auto"><br>
                                                          </div>
                                                          <div
                                                          dir="auto">Kondenzátory
                                                          pod CPU a část
                                                          kondenzátoru
                                                          za menici jsou
                                                          ve zkratu.
                                                          Před menici
                                                          jsou v pořádku
                                                          (mysleno tak,
                                                          ze napajeci
                                                          konektor ve
                                                          zkratu neni).
                                                          Na desce je
                                                          měničů více,
                                                          ale postižené
                                                          jsou ty v
                                                          uctite části
                                                          desky.
                                                          Dohromady asi
                                                          40
                                                          kondenzatoru
                                                          plus ty pod
                                                          CPU.</div>
                                                          <div
                                                          dir="auto"><br>
                                                          </div>
                                                          <div
                                                          dir="auto">Jak
                                                          v nich najít
                                                          ten
                                                          problémový?
                                                          Osahat jsem to
                                                          DM v režimu
                                                          ohmetr a v
                                                          určitě části
                                                          jsem nameril
                                                          minimální
                                                          odpor. Ale i
                                                          tak jde o dost
                                                          kusů
                                                          kondenzátoru.
                                                          Pak tu mám
                                                          ještě tuto
                                                          konstrukci</div>
                                                          <div
                                                          dir="auto"><br>
                                                          </div>
                                                          <div
                                                          dir="auto"><a
href="http://mcu.cz/news.php?extend.1242.3"
rel="noreferrer noreferrer noreferrer noreferrer noreferrer"
target="_blank" moz-do-not-send="true" class="moz-txt-link-freetext">http://mcu.cz/news.php?extend.1242.3</a></div>
                                                          <div
                                                          dir="auto"><br>
                                                          </div>
                                                          <div
                                                          dir="auto">která
                                                          meri miliohmy,
                                                          ale s tím jsem
                                                          toho take moc
                                                          nenašel nebo s
                                                          tím v tomto
                                                          režimu
                                                          neumí... Viděl
                                                          jsem videa jak
                                                          s tím autor
                                                          zkraty hledá
                                                          či blíže
                                                          lokalizuje,
                                                          ale nějak se
                                                          nedaří.</div>
                                                          <div
                                                          dir="auto"><br>
                                                          </div>
                                                          <div
                                                          dir="auto">Snad
                                                          tam
                                                          "injektovat"
                                                          napětí
                                                          postupne na
                                                          ruzna mista a
                                                          měřit odběr?</div>
                                                          </div>
                                                          </div>
                                                          </blockquote>
                                                          </div>
                                                          </blockquote>
                                                          </div>
                                                        </blockquote>
                                                      </div>
                                                    </blockquote>
                                                  </div>
                                                </blockquote>
                                              </div>
                                            </blockquote>
                                          </div>
                                        </blockquote>
                                      </div>
                                    </blockquote>
                                  </div>
                                </blockquote>
                                <span style="white-space: pre-wrap">
</span></div>
                            </blockquote>
                          </div>
                        </blockquote>
                      </blockquote>
                    </blockquote>
                  </blockquote>
                </blockquote>
              </blockquote>
            </blockquote>
          </blockquote>
          <br>
          <br>
          <fieldset class="moz-mime-attachment-header"></fieldset>
          <pre class="moz-quote-pre" wrap="">_______________________________________________
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</pre>
        </blockquote>
        <br>
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        <pre class="moz-quote-pre" wrap="">_______________________________________________
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</pre>
      </blockquote>
      <br>
      <br>
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      <pre class="moz-quote-pre" wrap="">_______________________________________________
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