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router wrong power supply help

Discussion in 'Troubleshooting and Repair' started by nabbouti, Dec 12, 2013.

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  1. nabbouti

    nabbouti

    1
    0
    Dec 12, 2013
    hey all ,i have a wireless router Dlink with 5v power supply,and i have plugged a wrong voltage 12v instead 5v,i ask which component can be damaged due this overvoltage,because ther's no protection diode or fuse in the input of router supply circuit ,then what can i check first?.thank
    i m searching the fragile ou breakable compount that can t resist this overvoltage?
     
  2. Harald Kapp

    Harald Kapp Moderator Moderator

    11,986
    2,808
    Nov 17, 2011
    It can be any component, depending on the design of the router. Look for components with obvious damage (brown marks from overheating, electrolytic capacitors with swollen endcaps etc.).Look for traces that may have opened like a blown fuse.
     
  3. adamq

    adamq

    78
    10
    Dec 17, 2013
    A picture of the board would help.
     
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