Buick 1993 Roadmaster Owner's Manual page 145

REV
To reverse the tape, press REV
and the tape will rapidly
reverse to the beginning of the tape or until you press
the REV button lightly.
FWD
To advance the tape, press FWD and the tape will
rapidly go forward to the end of the tape or until you
press the FWD button lightly.
PREV
To hear a passage on the tape that has just played, press
'
PREV and the tape will back up and stop at either the
first 4-second quiet spot in the tape or when you press
PREV again.
NEXT
To go immediately to the next selection on the tape,
press NEXT. A 4-second quiet interval must be present
for the- tape to stop.
EJECT
To remove or stop the tape and switch to radio, press the
EJECT button.
ST-PL
To
immediately switch from tape to radio, press the
ST-PL button and the radio will resume playing the
station that, was tuned in when you inserted a tape.
Pressing ST-PL again will allow the tape to resume
where it stopped.
To Play This Radio
PWR
To turn on the radio, press the PWR button.