1993 Cadillac DeVille Owner's Manual - Page 163

Push-Freq (Program) Push the upperknob when playing a tape toswitch from one side of the tape tothe other. Search When you're playing a tape, Search lets you jump aheadquickly to the when it gets to the next start of the next selection. It makes the tape stop place with 4 seconds or more of silence. To use Search: 0 Slide Search to the right, then Push Fwd. If you want to go back and heara selection you've just heard, Search will do that too. Justslide Search to theright and then push REV. The tape will go back to thelast silent place and start again from there. Choose the right bias "equalization") for your tape. (or On your radio, you'll find a CrOiM button: Now look at your tape, or on its label or box. It should say whether its bias ("equalization") is 70 microseconds (70 u or 120 microseconds (120 ) u.If it doesn't say, chrome and metal tapes are 70 ,u sec and standard ) iron tapesare 120 u sec. For 70, push the Cr02 button in.For 120, itshould be out. If you don't do this, the tape will still play, but the sound will not be as good as your systemcan provide.