This is a TV servicing guide arranged by trouble symptoms. It's cat. No. SGS-1 and is a Sams Photofact publication. It discusses problems with television receivers, their causes and their symptoms. It also has troubleshooting and isolating procedures. There are 124 pages of text and illustrations. The covers and fly-leafs are worn and stained, but the pages are all there, and are in really nice condition. The edges are age darkened, and one page has a couple dirty spots, but they are not torn or missing.