Hawaii Five-O
Daniel Boone
Wild Wild West
Rockford Files
Bonanza

Perfect Strangers
The Name of the Game
Mr. Belvidere
Falcon Crest

Most non-sitcom shows that have an instrumental theme.

Moonlighting

Friends
Cagney & Lacey

Sanford and Son-I'm not terribly fond of the show but I love the theme.

MASH-I'm not a big fan of MASH, my mom loves it but I just don't care for it. I love the theme though.

Barney Miller- I just never could get into the show, but I love the theme song.

Do Minder and Rawhide count?

Growing Pains
Family Ties