CHAPTER -4: INTRODUCTION OF CONTROL PANEL
35
(PROGRAM KNOB)
<RX FDQ VHOHFW WKH SURJUDPPH \RX ZDQW WR ZDVK \RXU
ODXQGU\ LQ WKURXJK SURJUDPPH NQRE
<RX PD\ VHW WKH SURJUDPPH VHOHFWLRQ RSHUDWLRQ E\ URWDW-
LQJ WKH SURJUDPPH NQRE LQ ERWK GLUHFWLRQV
(QVXUH WKDW WKH SURJUDPPH NQRE LV H[DFWO\ RQ WKH SUR-
JUDPPH \RX ZDQW WR VHOHFW