3700 stops printing half way through leaving a black line

[Jennys29]

My printer stops printing after half way every time it prints leaving a thick black line across the page  where it stops printing.

I can sometimes get a full page but rarely. My ink is not low nor is my paper. 

[Betty0610]

@Jennys29

Welcome to the HP Support Community.

Does this happen while copying too?

Try the steps from here https://support.hp.com/in-en/product/hp-deskjet-3700-all-in-one-printer-series/8954253/document/c050...

Let me know if this helps.

If the information I've provided was helpful, give us some reinforcement by clicking the "Accept as solution" button, that'll help us and others see that we've got the answers!

Thanks!

Have a great day!