whats going on here

Mine used to do the same, especially when it was hot, then they would disappear.

This first pic the hyper line is through the W straight down. also there is a hyper line across the top of the P

<img src="http://pictureposter.audiworld.com/38744/img_0149.jpg">


closer up of the last pic
<img src="http://pictureposter.audiworld.com/38744/img_0151.jpg">

You can clearly see the line in this pic. the radio station is 92.3

<img src="http://pictureposter.audiworld.com/38744/img_0152.jpg">

Caster,

My cab had this fault when I picked it up off the lot. My dealer ordered a new DIS display unit and I never had any trouble with the new unit.