T420 -WHICH port is USB com1 ?
Yes -- which port is defined as com1 -- I will use the T420 for Programming Arduinos With kids in about 36 hours from now, and wish (hope) for a quick answer
ThinkWiki describes four different batteries which will fit in an Ultrabay Slim: Ultrabay Slim Battery and Advanced Ultrabay Battery (I) , II & III ....