bidbid21

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Activity overview

Latest activity by bidbid21

  • bidbid21 commented,

    1. Community
    2. Character LCDs
    3. NHD-0216K1Z-NSW-BBW6L contrast problem

    Hi,After many search, I think that the problem is caused by electrostatic discharge.It is possible that connect iron display frame to the ground?Thanks

  • bidbid21 commented,

    1. Community
    2. Character LCDs
    3. NHD-0216K1Z-NSW-BBW6L contrast problem

    The display is assembly on electronic card that is RFID Reader. This reader is powered by ethernet PoE. The supply of display is regulared by LD50 regulator + capacitor and zener diode (for protect...

  • bidbid21 commented,

    1. Community
    2. Character LCDs
    3. NHD-0216K1Z-NSW-BBW6L contrast problem

    Actually, the voltage of display is 5v(by 7805 regulator) and contrast 0.9v (by the tension divider bridge between 5v and ground)I saw that the stikers on the chip has browned.The display was use i...

  • bidbid21 created a post,

    NHD-0216K1Z-NSW-BBW6L contrast problem

    1. Community
    2. Character LCDs

    Hi,Actually, I have a problem with display NHD-0216K1Z-NSW-BBW-L.After about one mouth for use, the contrat of this does not work anymore.Half charactere are displayed and se screen twinkles.Do you...

    • bidbid21
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