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Recent Harman Kardon HK 3490-related questions: Help Please Hk 3490 'protect Voltage Check Input' Stand By ModeHi can anyone help me please, after approx 2 min my HK goes back in stand by mode with the above mes... Whats The Code To Unblock A Harman Hk3390 - 'voltage Protect, Check Input' ?
Harman Kardon Esquire Goes On 'standby' Mode Every Few Minutes.
Just bought my Esquire two days ago. I had it fully charged and when I use it, the speaker goes to s...