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Thread: Otg cable + hub usb + memory pen = drain teblet battery

  1. #1
    Low Bitrate aziodale's Avatar
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    Otg cable + hub usb + memory pen = drain teblet battery

    I recently upgraded my system and i installed a MediaPad 7 "
    and use the USB port via otg cable to connect a USB hub
    memory pen and keyboard;

    the problem is that after stand by the hub is powered from tablet and it
    drain his battery...
    any solution?
    Last edited by aziodale; 04-25-2012 at 09:09 AM.

  2. #2
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    Power the hub off the car(switched with ignition perhaps) and cut the power wire in the USB cable?

  3. #3
    Low Bitrate aziodale's Avatar
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    Quote Originally Posted by dmcdlrn View Post
    Power the hub off the car(switched with ignition perhaps) and cut the power wire in the USB cable?
    is an attempt or you know that works?

  4. #4
    Low Bitrate aziodale's Avatar
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    Quote Originally Posted by dmcdlrn View Post
    Power the hub off the car(switched with ignition perhaps) and cut the power wire in the USB cable?
    all ok it worked perfectly ;-)

    but now i have a strange problem
    usb keyboard worked great with Android 3.2, after upgrading to ICS no longer works :-(
    solutions?

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