He's on Windows. I'd be surprised if Notepad++ didn't have a hex mode, but one could always use Perl. 

perl -nE"BEGIN { $/=\16 } say uc unpack 'H*', $_" file

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In reply to Re^4: utf file to ansi, but doesn't work? by ikegami
in thread utf file to ansi, but doesn't work? by ultranerds

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