Los videos estan en ingles,una pena.

http://www.youtube.com/watch?v=XyQZWELpbMUYouTube - Cat 140H With Topcon GPS / Part one[/video]

http://www.youtube.com/watch?v=PpQ3y...eature=relatedYouTube - Cat 140H With Topcon GPS / Part two[/video]

http://www.youtube.com/watch?v=vOnfe3X1MMgYouTube - Cat 140H With Topcon GPS / Part three[/video]

Saludos