<div dir="ltr">On Sun, Apr 24, 2016 at 9:07 AM, Dave Crossland <span dir="ltr"><<a href="mailto:dave@lab6.com" target="_blank">dave@lab6.com</a>></span> wrote:<br><div class="gmail_extra"><div class="gmail_quote"><blockquote class="gmail_quote" style="margin:0px 0px 0px 0.8ex;border-left:1px solid rgb(204,204,204);padding-left:1ex"><div dir="ltr"><div class="gmail_extra"><span class=""><br><div class="gmail_quote">On 24 April 2016 at 07:34, Xo Tom <span dir="ltr"><<a href="mailto:xo-tom@gmx.at" target="_blank">xo-tom@gmx.at</a>></span> wrote:<br><blockquote class="gmail_quote" style="margin:0px 0px 0px 0.8ex;border-left:1px solid rgb(204,204,204);padding-left:1ex"><div>[I also use the xo4 indoors in black/white mode because for longer texts
reading and writing the monochrome display is more convenient than
conventional color displays.<br>
And that already leads to my hardware question, because the contrast in
black/white of the Xo4 is not as good as the Xo1. The Xo4 has a darker
display than the Xo1. Is there a special reason why the new display is
darker?] I would like to use the Lcd of the Xo1 in the Xo4, replacing them. Do you think that works or could there be a problem with the touch function?</div></blockquote></div><br></span>The XO-1 screen has no touch function
</div></div></blockquote><div><br></div>My recollection is the XO-4 Touch laptop has the same core LCD screen technology as XO-1 except for some physical tabs to make it (the very same 1200x900 LCD's originated from Mary Lou Jepsen & All) fit in a bit differently.<br><br>I could be wrong, but possibly these new plastics-or-metallic bits allow the screen to bounce better on dropping of the laptop, to reduce screen shattering?<br><br></div><div class="gmail_quote">Certainly the (multi)touch functionality of XO-4 Touch screens arise from IR (InfraRed) sensors that stand physically above the LCD screen by a few millimeters.<br></div><div class="gmail_quote"><div><br>--<br><div class="gmail_signature"><div dir="ltr">Unsung Heroes of OLPC, interviewed live @ <a href="http://unleashkids.org" target="_blank">http://unleashkids.org</a> !</div></div></div></div></div></div>