Hp 3740 printer worked on my Vista laptopa week ago--now not working. Can not

[poopmover]

My Hp 3740 printer worked on my Vista laptop a week ago. Now not working, light onprinter keeps flashing, and cannot re-install from original disk. What's going on?

 

[ksiemb]

My Hp 3740 printer worked on my Vista laptop a week ago. Now not working, light onprinter keeps flashing, and cannot re-install from original disk. What's going on?

What light is flashing (ink, paper, power etc) and what does the user manual have to say about that ? Search your model + user manual to download one, if you need to.