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Recent content by BeeRT29

  1. BeeRT29

    LDK-100 PSU burnt resistor

    Mine is r49 and zener diode d19. is it also 20ohms? I check the zener diode and found its resistance is the same even wen reversed polarity on multimeter. Do you have any idea what is the voltage of this zener diode?
  2. BeeRT29

    LDK-100 PSU burnt resistor

    Good day, I have on board LDK-100 PSU then suddenly telephone connected are not working. Saw on the power supply darken resistor (R49) and zener diode (D19) . Can anybody tell me what is the reason for this to get burned? And what is the real resistance of R49 and how to know it zener diode is...

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