Updating Harman/Kardon AVR255/x55/x45

Posted by kipusoep on jul 21, 2010 in Audio/Video, Hardware, Software, Sound, Windows |
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I tried updating the firmware of my Harman/Kardon AVR255 with Windows 7 Ultimate x64, but it always failed at the video subsystem part with the message: “AVR didn’t respond properly. Video subsystem upgrade failed.”

Then I tried using Windows XP Mode for Windows 7 and it worked! :D

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