http://www2.yamaha.co.jp/manual/pdf/emi/english/synth/DX7E1.pdf
this one looks original but only has 34 pages .i wonder if the pdf you have is a combination of a couple of manuals
http://www2.yamaha.co.jp/manual/pdf/emi/english/synth/DX7E1.pdf
this one looks original but only has 34 pages .i wonder if the pdf you have is a combination of a couple of manuals