0 8 6 ▁processor , ▁dual ▁flo ppy ▁disk ▁drives , ▁a ▁back lit , ▁blue ▁and ▁white ▁ST N ▁L CD ▁screen , ▁and ▁a ▁Ni C d ▁battery ▁pack . ▁ ▁Later ▁models ▁featured ▁a ▁ 1 6 - bit ▁Intel ▁ 8 0 2 8 6 ▁processor ▁and ▁a ▁ 2 0 ▁MB ▁hard ▁disk ▁drive . ▁ ▁On ▁the ▁strength ▁of ▁this ▁deal , ▁Z DS ▁became ▁the ▁world ' s ▁largest ▁laptop ▁supp lier ▁in ▁ 1 9 8 7 ▁and ▁ 1 9 8 8 . ▁Z DS ▁partner ed ▁with ▁T ott ori ▁S any o ▁in ▁the ▁design ▁and ▁manufact uring ▁of ▁these ▁la pt ops . ▁ ▁This ▁relationship ▁is ▁notable ▁because ▁it ▁was ▁the ▁first ▁deal ▁between ▁a ▁major ▁brand ▁and ▁an ▁Asian ▁original ▁equipment ▁manufact urer . ▁ ▁H ew lett - Pack ard ▁V ect ra ▁Port able ▁CS ▁In ▁ 1 9 8 7 , ▁H P ▁released ▁a ▁port able ▁version ▁of ▁their ▁ 1 6 - bit ▁V ect ra ▁CS ▁computer . ▁ ▁It ▁had ▁the ▁classic ▁laptop ▁configuration ▁( key board ▁and ▁monitor ▁clos es ▁up ▁cl am - shell ▁style ▁in ▁order ▁to ▁carry ), ▁however , ▁it ▁was ▁very ▁heavy ▁and ▁fairly ▁large . ▁ ▁It ▁had ▁a ▁full - size ▁keyboard ▁( with ▁separate ▁numeric ▁key pad ) ▁and ▁a ▁large ▁am ber ▁L CD ▁screen . ▁ ▁While ▁it ▁was ▁offered ▁with ▁dual ▁ 3 . 5 - inch ▁flo ppy ▁disk