To stow rack keyboard and monitor, insert fingers into the tiny bear traps on either side of the tray and depress the tiny levers in them.

Posted on Twitter over 12 years ago and archived here at /twitter/2014/07/18/tweet-490251614658101248/ in the Twitter collection.
Proximate posts in the Twitter collection
newer Twitter post from July 19, 2014, 490528735758520320 19 July 2014
this post Twitter post from July 18, 2014, 490251614658101248 18 July 2014
older Twitter post from July 18, 2014, 490230973858979841 18 July 2014
Proximate posts in the General collection
newer Twitter post from July 19, 2014, 490528735758520320 19 July 2014
this post Twitter post from July 18, 2014, 490251614658101248 18 July 2014
older Twitter post from July 18, 2014, 490230973858979841 18 July 2014